The present invention relates to a nozzle for dispensing a fluid, with an inlet (2) for the connection of a fluid feed line, a main channel (16) which connects the inlet (2) to an outlet (25), with a main valve (5) for controlling a total volumetric flow through the main channel (16), and with a vacuum line (9) which opens into the main channel (16). According to the invention, the main channel (16) merges downstream of the main valve (5) into a part channel (10) and into at least one bypass channel (20a-20e) which runs parallel to the part channel (10), the part channel (10) and/or the at least one bypass channel (20a-20e) having means for prioritizing the fluid throughflow, which means are configured in such a way that a relative proportion of the total volumetric flow which flows through the part channel (10) decreases as the total volumetric flow increases, the part channel (10) having a tapered portion (33), and the vacuum line (9) opening in the region of the tapered portion (33) into the part channel (10). The vacuum generation is considerably improved by virtue of the part channel according to the invention, with the result that the reliability of an automatic switch-off device which is loaded by the vacuum is improved.
B67D 7/48 - Buses de remplissage se fermant automatiquement lorsque le liquide atteint un niveau prédéterminé dans le récipient à remplir en utilisant une aspiration d'air à travers un orifice fermé par la montée du liquide
B67D 7/52 - Buses de remplissage se fermant automatiquement et pourvus de moyens additionnels à soupape de commande du débit
The invention relates to a main valve insert (20) for a tap valve (10) for dispensing a fluid, having a channel (13) extending through the main valve insert (20), a valve seat (21) designed to cooperate with a main valve body (14) of the tap valve (10) to control a fluid flow through the channel (13), and an external thread (22) for connecting the main valve insert (20) to the tap valve (10). According to the invention, the external thread (22) comprises, viewed in cross-section, a plurality of thread elevations (23) having an outer flank portion (24) and an inner flank portion (25), wherein a flank angle of the thread elevations (23) in the outer flank portion (24) is in the range between 25° and 70° and in the inner flank portion (25) is less than 20°, wherein a thread pitch of the external thread is more than 2 times a width of the thread elevations (23) measured at the junction between the flank portions (24, 25).
B67D 7/36 - Aménagements des vannes de commande du débit ou de la pression
B67D 7/04 - Appareils ou dispositifs pour transférer des liquides à partir de récipients ou de réservoirs de stockage en vrac vers des véhicules ou des récipients portables, p. ex. pour la vente au détail pour transférer des carburants, des lubrifiants ou leurs mélanges
Filling nozzle for delivering a fluid, comprising an inlet (13) for connection of a fluid feed line, an outlet (14), a main conduit (15) connecting the inlet to the outlet, a main valve device (16) for controlling a flow of fluid through the main conduit (15), a control lever (17) for actuating the main valve device (16), an automatic safety shut-off designed to move the main valve device (16) to a closed position independently of a position of the control lever (17) when a fluid pressure at the inlet (13) falls below a minimum value, and comprising a preloading device (18) which preloads the main valve device (16) into the closed position and effects a variable opening cross-section of the main valve device (16) depending on a fluid pressure at the inlet. According to the invention, the preloading device (18) is designed to produce a discontinuous opening characteristic of the main valve device (16) in such a way that a closing force acting on a valve body (20, 20′, 20″, 22) of the main valve device is reduced in a first opening cross-section range extending from the closed position of the main valve device (16) to a limit opening cross-section.
The present invention relates to a dispensing valve for dispensing a fluid, having a housing (13), a main channel (14) which extends therein for the fluid, a main valve which is arranged in the main channel (14) for controlling a fluid throughflow through the dispensing valve, a control device (15) for activating the main valve (20), a component receiving member (16, 16′) which is connected to the housing (13) and which is provided with an inner thread and having an attachment (17, 17′) which is provided with an outer thread, wherein between the inner thread and the outer thread, a thread connection is produced and wherein an axial position of the attachment (17, 17′) can be adjusted by the inner thread being rotated relative to the outer thread. According to the invention the component receiving member (16, 16′) and the attachment (17, 17′) have angular positioning elements (21, 22) which cooperate and which are configured prior to the thread connection being produced to enable an axial approach of a beginning of the thread of the outer thread to a thread entrance of the inner thread in at least one predetermined relative angular position between the inner thread and the outer thread and to prevent this in those angular positions which are different from the at least one relative angular position. As a result of the angular positioning elements, the screwing-in operation can be significantly simplified and an axial adjustment path can be adjusted in a significantly more precise manner.
A filling nozzle, comprising an inlet (13) for the connection of a fluid supply line, an outlet (14) for dispensing the fluid, a fluid channel (15), a coupling device (22) for converting a movement of a hand lever (17) into an actuation of a main valve (16) and a membrane (26) which separates a first membrane space (27) from a second membrane space (28) and which can be moved to actuate the coupling device (22) by a pressure difference existing between the first membrane space (27) and the second membrane space (28). A vacuum can be applied to the first membrane space (27), wherein a sensor line (19) opens into the first membrane space (27). The second membrane space (28) is sealed with respect to the fluid channel (15) and is fluidically connected via a ventilation channel (29) to the surroundings outside the filling nozzle, wherein the fluid flows around a part of the coupling device (22) situated outside the second membrane space (28) when the main valve (16) is opened.
B67D 7/48 - Buses de remplissage se fermant automatiquement lorsque le liquide atteint un niveau prédéterminé dans le récipient à remplir en utilisant une aspiration d'air à travers un orifice fermé par la montée du liquide
B67D 7/46 - Buses de remplissage se fermant automatiquement lorsque le liquide atteint un niveau prédéterminé dans le récipient à remplir
6.
FLEXIBLE CONDUCTING ELEMENT FOR TRANSPORTING HYDROGEN-CONTAINING FLUIDS
The subject matter of the invention is a flexible conducting element (12) for transporting a hydrogen-containing fluid, having an inner layer (14), conducting the hydrogen-containing fluid, and an outer layer (13), surrounding the inner layer (14). The inner layer (14) consists of a first material and the outer layer (13) consists of a second material. According to the invention, the conducting element has the following features: - a hydrogen permeability at a temperature of 293 K of the first material is 1.5 · 10-9mol/ (m s MPa)mol/ (m s MPa) or less, - the inner layer (14) and the outer layer (13) are designed in such a way that, for a predefined temperature and a predefined partial pressure difference, a hydrogen permeability rate of the inner layer (14) is lower by a factor of 2 or more than a hydrogen permeability rate of the outer layer (13), and - a Shore A hardness of the first material and a Shore A hardness of the second material are less than 90. As a result of its advantageous properties, the conducting element according to the invention can be flexibly and dependably used for transporting hydrogen.
B32B 25/04 - Produits stratifiés composés essentiellement de caoutchouc naturel ou synthétique comprenant du caoutchouc comme seul composant ou comme composant principal d'une couche adjacente à une autre couche d'une substance spécifique
B32B 25/14 - Produits stratifiés composés essentiellement de caoutchouc naturel ou synthétique comprenant des copolymères dans lesquels les composants en caoutchouc prédominent
C08L 21/00 - Compositions contenant des caoutchoucs non spécifiés
F16L 11/02 - Manches, c.-à-d. tuyaux flexibles en fibres ou en fils, p. ex. textiles
7.
Dispensing system for delivering an operating fluid
An assembly comprising a flexible hose (16) and a control unit (17), a heating wire (27, 28) being guided along an axial direction of the hose and embedded. The control unit is designed to deliver electrical power to the heating wire, in order to heat a medium conveyed by the dispensing hose or an outer surface of the hose. A dispensing system (13, 13′) for delivering an aqueous urea solution and/or for delivering a compressed or liquefied gas. The dispensing system comprises a conveying device for the operating fluid, a dispensing valve (15) for discharging the operating fluid, and a flexible dispensing hose (16) which connects the conveying device to the dispensing valve to allow positioning of the dispensing valve on a filler neck of a vehicle tank.
B67D 7/82 - Aménagements des dispositifs de réchauffage ou de refroidissement des liquides à transférer de réchauffage uniquement
B67D 7/04 - Appareils ou dispositifs pour transférer des liquides à partir de récipients ou de réservoirs de stockage en vrac vers des véhicules ou des récipients portables, p. ex. pour la vente au détail pour transférer des carburants, des lubrifiants ou leurs mélanges
The invention relates to a main valve insert (20) for a tap valve (10) for dispensing a fluid, having a channel (13) extending through the main valve insert (20), a valve seat (21) designed to cooperate with a main valve body (14) of the tap valve (10) to control a fluid flow through the channel (13), and an external thread (22) for connecting the main valve insert (20) to the tap valve (10). According to the invention, the external thread (22) comprises, viewed in cross-section, a plurality of thread elevations (23) having an outer flank portion (24) and an inner flank portion (25), wherein a flank angle of the thread elevations (23) in the outer flank portion (24) is in the range between 25° and 70° and in the inner flank portion (25) is less than 20°, wherein a thread pitch of the external thread is more than 2 times a width of the thread elevations (23) measured at the junction between the flank portions (24, 25).
F16B 7/18 - Assemblages de barres ou assemblages de tubes, p. ex. de section non circulaire, y compris les assemblages élastiques utilisant des éléments filetés
F16B 33/02 - Tracé du filetageProfils de filetage particuliers
Filling nozzle for delivering a fluid, comprising an inlet (13) for connection of a fluid feed line, an outlet (14), a main conduit (15) connecting the inlet to the outlet, a main valve device (16) for controlling a flow of fluid through the main conduit (15), a control lever (17) for actuating the main valve device (16), an automatic safety shut-off designed to move the main valve device (16) to a closed position independently of a position of the control lever (17) when a fluid pressure at the inlet (13) falls below a minimum value, and comprising a preloading device (18) which preloads the main valve device (16) into the closed position and effects a variable opening cross-section of the main valve device (16) depending on a fluid pressure at the inlet. According to the invention, the preloading device (18) is designed to produce a discontinuous opening characteristic of the main valve device (16) in such a way that a closing force acting on a valve body (20, 20', 20", 22) of the main valve device is reduced in a first opening cross-section range extending from the closed position of the main valve device (16) to a limit opening cross-section.
The present invention relates to a fuel nozzle for dispensing a fluid, comprising: a housing (13); a main channel (14), extending therein, for the fluid; a main valve, which is arranged in the main channel (14), for controlling a fluid flow through the fuel nozzle; a control apparatus (15) for actuating the main valve (20); a component receptacle (16, 16') which is connected to the housing (13) and provided with an internal thread; and an attachment part (17, 17') which is provided with an external thread; a threaded connection being produced between the internal thread and the external thread, and an axial position of the attachment part (17, 17') being adjustable by means of a rotation of the internal thread relative to the external thread. According to the invention, the component receptacle (16, 16') and the attachment part (17, 17') have interacting angle-positioning elements (21, 22) which are designed, before producing the threaded connection, to allow the thread start of the external thread to axially approach the thread entry of the internal thread at at least one predetermined relative angle position between the internal thread and the external thread and to prevent said approach in the angle positions which are different from the at least one relative angle position. The screwing-in process can be significantly simplified and an axial adjustment path can be adjusted significantly more precisely by means of the angle-positioning elements.
The invention relates to a filling valve for dispensing a fluid, comprising an inlet opening for connecting to a fluid supply line, an outlet end (12) which lies opposite the inlet opening, a main valve for controlling the flow of the fluid through the filling valve, and a leakage protection valve (13) which is arranged downstream of the main valve, comprising a valve seat (14) and a valve body (15, 16) which can be moved into a closed position in an upstream direction. According to the invention, the valve body (15, 16) has a first sub-body (15) and a second sub-body (16) which is designed to be movable relative to the first sub-body, wherein a first fluid path (17) can be released by a movement of the first sub-body (15) in a downstream direction relative to the valve seat (14), and a second fluid path (18) can be released by a movement of the second sub-body (16) in a downstream direction relative to the first sub-body (15). By virtue of the two-part valve body according to the invention, the flow of fluid through the filling valve can be optimized and the back pressure accumulating in front of the leakage protection valve can be reduced.
B67D 7/54 - Buses de remplissage avec des moyens pour empêcher une fuite de liquide ou de vapeur ou pour récupérer une perte de liquide ou de vapeur
B67D 7/48 - Buses de remplissage se fermant automatiquement lorsque le liquide atteint un niveau prédéterminé dans le récipient à remplir en utilisant une aspiration d'air à travers un orifice fermé par la montée du liquide
The invention relates to a filling valve for dispensing a fluid, comprising an inlet opening for connecting to a fluid supply line, an outlet end (12) which lies opposite the inlet opening, a main valve for controlling the flow of the fluid through the filling valve, and a leakage protection valve (13) which is arranged downstream of the main valve, comprising a valve seat (14) and a valve body (15, 16) which can be moved into a closed position in an upstream direction. According to the invention, the valve body (15, 16) has a first sub-body (15) and a second sub-body (16) which is designed to be movable relative to the first sub-body, wherein a first fluid path (17) can be released by a movement of the first sub-body (15) in a downstream direction relative to the valve seat (14), and a second fluid path (18) can be released by a movement of the second sub-body (16) in a downstream direction relative to the first sub-body (15). By virtue of the two-part valve body according to the invention, the flow of fluid through the filling valve can be optimized and the back pressure accumulating in front of the leakage protection valve can be reduced.
B67D 7/48 - Buses de remplissage se fermant automatiquement lorsque le liquide atteint un niveau prédéterminé dans le récipient à remplir en utilisant une aspiration d'air à travers un orifice fermé par la montée du liquide
B67D 7/54 - Buses de remplissage avec des moyens pour empêcher une fuite de liquide ou de vapeur ou pour récupérer une perte de liquide ou de vapeur
The invention relates to a filling nozzle, comprising an inlet (13) for the connection of a fluid supply line, an outlet (14) for dispensing the fluid, a fluid channel (15) connecting the inlet to the outlet, a main valve (16) which is situated in the fluid channel (15) and which is biased against a valve seat into a closed position, a hand lever (17) for actuating the main valve (16), and a coupling device (22) which is operatively connected to the hand lever (17) and which, in the coupled state, is designed to convert a movement of the hand lever (17) into an actuation of the main valve (16), wherein the main valve (16), in the uncoupled state, is urged into the closed position independently of the position of the hand lever (17). The filling nozzle also has a membrane (26) which separates a first membrane space (27) from a second membrane space (28) and which can be moved to actuate the coupling device (22) by means of a pressure difference existing between the first membrane space (27) and the second membrane space (28). A vacuum can be applied to the first membrane space (27), wherein a sensor line (19) opens into the first membrane space (27). According to the invention, the second membrane space (28) is sealed with respect to the fluid channel (15) and is fluidically connected via a ventilation channel (29) to the surroundings outside the filling nozzle, wherein the fluid flows around a part of the coupling device (22) situated outside the second membrane space (28) when the main valve (16) is opened. The reliability of the triggering of the coupling device can be considerably improved in this way.
B67D 7/48 - Buses de remplissage se fermant automatiquement lorsque le liquide atteint un niveau prédéterminé dans le récipient à remplir en utilisant une aspiration d'air à travers un orifice fermé par la montée du liquide
14.
DISPENSING SYSTEM WITH FOR DELIVERING AN OPERATING FLUID
The invention relates to an assembly comprising a flexible hose (16) and a control unit (17), a heating wire (27, 28) being guided along an axial direction of the hose and embedded. The control unit is designed to deliver electrical power to the heating wire, in order to heat a medium conveyed by the dispensing hose or an outer surface of the hose. The invention also relates to a dispensing system (13, 13') for delivering an aqueous urea solution and/or for delivering a compressed or liquefied gas. The dispensing system comprises a conveying device for the operating fluid, a dispensing valve (15) for discharging the operating fluid, and a flexible dispensing hose (16) which connects the conveying device to the dispensing valve to allow positioning of the dispensing valve on a filler neck of a vehicle tank. The dispensing hose has a hose wall in which a heating wire (27, 28) guided along an axial direction of the dispensing hose is embedded. The dispensing hose and the dispensing valve are designed to be operated in a zone 1 according to the ATEX Workplace Directive 1999/92/EC, the dispensing system having an installation space designed for shielding with respect to a zone according to the ATEX Workplace Directive 1999/92/EC and a control unit which is positioned in this installation space and is designed to deliver electrical power to the heating wire in order to heat an operating fluid conveyed by the dispensing hose. Freezing of the operating fluid can be avoided by these measures in an economical and failsafe manner.
B67D 7/02 - Appareils ou dispositifs pour transférer des liquides à partir de récipients ou de réservoirs de stockage en vrac vers des véhicules ou des récipients portables, p. ex. pour la vente au détail pour transférer des liquides autres que des carburants ou des lubrifiants
B67D 7/32 - Aménagements des dispositifs de sécurité ou d'alarmeMoyens pour empêcher un débit non autorisé du liquide
B67D 7/38 - Aménagements des tuyaux flexibles, p. ex. de la liaison de pilotage d'une moto-pompe
B67D 7/82 - Aménagements des dispositifs de réchauffage ou de refroidissement des liquides à transférer de réchauffage uniquement
F16L 53/38 - Chauffage par résistance ohmique en utilisant des éléments de chauffage électrique allongés, p. ex. des fils ou des rubans
F17C 5/00 - Procédés ou appareils pour remplir des récipients sous pression de gaz liquéfiés, solidifiés ou comprimés
The invention relates to a nozzle (13) for dispensing a fluid, comprising a manually operated control lever (15), which can be moved between a closed position and an open position in order to control the dispensing of the fluid. According to the invention, the control lever (15) comprises a latching pawl (23), which is designed to engage in a slotted guide (22) of the nozzle (13), the latching pawl (23) being designed to follow an opening movement of the control lever (15) in an opening direction (18) and a closing movement of the control lever (15) in a closing direction (18), the latching pawl (23) being able to be moved, by cooperation with the slotted guide (22), relative to the control lever (15) in a direction perpendicular to the opening and closing direction (18) into a catch position (25), in which the latching pawl (23) fixes the control lever (15) in the open position. Because of the interaction of the latching pawl (23) and the slotted guide (22), a locking device that is easy for the user to operate is created for the control lever by means of a simple design.
17 - Produits en caoutchouc ou en matières plastiques; matières à calfeutrer et à isoler
20 - Meubles et produits décoratifs
37 - Services de construction; extraction minière; installation et réparation
Produits et services
Hose clamps, hose hangers, hose supports, hose clips and
hose connectors; all aforesaid goods made of metal. Hoses [non-metallic] for use in hydraulic systems in
machines; nozzles for fuel dispensers, also with connected
hose. Flexible pipes, tubes, hoses and fittings therefor
[including valves], and fittings for rigid pipes, all
non-metallic, in particular flexible fuel hoses and hoses
for insulation purposes; connectors [non-metallic] for
hoses. Hose clamps, hose hangers, hose supports and hose clips; all
aforesaid goods not made of metal. Repair of hoses; maintenance of hoses, cleaning of hoses.
The invention relates to a device for discharging a first fluid and for returning a second fluid, comprising a main channel (13) for discharging the first fluid and a return channel (14) for returning the second fluid. According to the invention, a test channel (15) is provided which connects the main channel (13) to the return channel (14), the main channel (13) having a narrowing (16) and the test channel (15) issuing into the main channel (13) in the region of the narrowing (16). The device further has a sensor (17) which is designed to determine a pressure in the test channel (15). The invention further relates to an outflow tube, a delivery nozzle and a delivery pump having a device according to the invention. With the aid of the invention, active return of the second fluid can be shut off in a simple and safe manner.
B67D 7/54 - Buses de remplissage avec des moyens pour empêcher une fuite de liquide ou de vapeur ou pour récupérer une perte de liquide ou de vapeur
B67D 7/04 - Appareils ou dispositifs pour transférer des liquides à partir de récipients ou de réservoirs de stockage en vrac vers des véhicules ou des récipients portables, p. ex. pour la vente au détail pour transférer des carburants, des lubrifiants ou leurs mélanges
18.
Breakaway coupling with an anti-rotation safeguard
A breakaway coupling for connecting two fluid lines, comprising a first coupling part (3) which can be connected to the first fluid line and a second coupling part (4) which can be connected to the second fluid line. The coupling parts (3, 4) can be disconnected from one another by way of a defined disconnecting force, wherein at least one of the coupling parts (3, 4) has an outflow prevention valve (20) with a valve seat (21) and with a sealing body (14) which is configured for interaction with the valve seat (21). The outflow prevention valve (20) has a hold-open element (16) which is configured to enable a passage of the fluid in the joined-together state of the coupling parts (3, 4). The outflow prevention valve (20) is configured to prevent an outflow of the fluid from at least one of the fluid lines in the disconnected state of the coupling parts (3, 4). The breakaway coupling has an anti-rotation safeguard which, during operation of the coupling, prevents a rotation of the first coupling part (3) and the second coupling part (4) with respect to one another. According to the invention, the valve seat (21) has a bearing surface (24) for the sealing body (14), wherein a compensatory element (25) is arranged in the region of the bearing surface (24), which compensatory element (25) consists of a material which has a lower hardness than the material of the valve seat (21) and/or than the material of the sealing body (14).
F16L 37/30 - Accouplements du type à action rapide avec moyens pour couper l'écoulement du fluide avec un obturateur dans chaque extrémité de tuyau
F16L 37/084 - Accouplements du type à action rapide dans lesquels l'assemblage entre les extrémités s'aboutant ou se chevauchant est maintenu par des organes de blocage combinés à un verrouillage automatique
F16L 55/10 - Moyens pour arrêter l'écoulement dans les tuyaux ou manches
F16L 37/40 - Accouplements du type à action rapide avec moyens pour couper l'écoulement du fluide avec un obturateur dans une seule des deux extrémités de tuyau avec un clapet dont l'ouverture se fait automatiquement au moment de l'accouplement
The present invention relates to a filling nozzle for dispensing a fluid, comprising an inlet (2) for the connection of a fluid feed line, a main channel (16), which connects the inlet (2) to an outlet (25), a main valve (5) for controlling a total volume flow through the main channel (16), and comprising a vacuum line (9) opening into the main channel (16). In accordance with the invention the main channel (16) transitions downstream of the main valve (5) into a sub-channel (10) and into at least one bridging channel (20a – 20e) running parallel to the sub-channel (10), the sub-channel (10) and/or the at least one bridging channel (20a – 20e) having means for prioritising the fluid flow, which means are designed in such a way that a relative proportion of the total volume flow flowing through the sub-channel (10) decreases with increasing total volume flow, the sub-channel (10) having a narrowing (33) and the vacuum line (9) leading into the sub-channel (10) in the region of the narrowing (33). The sub-channel according to the invention significantly improves the vacuum generation, so that the reliability of an automatic switch-off device acted on by the vacuum is improved.
B67D 7/48 - Buses de remplissage se fermant automatiquement lorsque le liquide atteint un niveau prédéterminé dans le récipient à remplir en utilisant une aspiration d'air à travers un orifice fermé par la montée du liquide
B67D 7/02 - Appareils ou dispositifs pour transférer des liquides à partir de récipients ou de réservoirs de stockage en vrac vers des véhicules ou des récipients portables, p. ex. pour la vente au détail pour transférer des liquides autres que des carburants ou des lubrifiants
B67D 7/52 - Buses de remplissage se fermant automatiquement et pourvus de moyens additionnels à soupape de commande du débit
17 - Produits en caoutchouc ou en matières plastiques; matières à calfeutrer et à isoler
20 - Meubles et produits décoratifs
37 - Services de construction; extraction minière; installation et réparation
Produits et services
(1) Hose clamps, hose hangers, hose supports, hose clips and hose connectors; all aforesaid goods made of metal.
(2) Non-metallic hoses for hydraulic actuators being parts of machines; nozzles for fuel dispensers, also with connected hose.
(3) Non-metallic flexible pipes, tubes, and hoses for conveying liquids and gases; Non-metallic flexible pipes, tubes, and hoses for conveying liquids; Non-metallic flexible pipes, tubes, and hoses for conveying gases; hoses, not of metal, for temperature insulation and protective covering purposes; hoses, not of metal, for temperature insulation purposes; hoses, not of metal, for protective covering purposes; fittings, not of metal, for rigid pipes; couplings, not of metal, for flexible pipes, tubes and hoses.
(4) Hose clamps, hose hangers, hose supports and hose clips; all aforesaid goods not made of metal. (1) Repair of hoses; maintenance of hoses, cleaning of hoses.
17 - Produits en caoutchouc ou en matières plastiques; matières à calfeutrer et à isoler
Produits et services
Fluid power component kits comprising non-metallic hoses and fittings for use in hydraulic systems in machines; machine parts, namely, nozzles which are part of power-operated fuel dispensers, also with connected hose Flexible pipes, tubes, hoses of non-metal layers, in particular flexible fuel hoses and hoses for insulation purposes; non-metal fittings therefor and fittings for rigid pipes, all non-metallic; non-metallic connectors for hoses in the nature of non-metal hose fittings
the dispensing nozzle comprises a first maximum volumetric flow rate and a second maximum volumetric flow rate, wherein the second maximum volumetric flow rate is greater than the first,
According to the invention it is provided that the dispensing nozzle comprises an adjustable flow limiter (22) which is arranged downstream of the main valve (5) and which is configured to limit the fluid flow selectively to the first or second maximum volumetric flow rate. The dispensing nozzle also comprises an actuating device (20, 21) which is configured for interaction with a signal element (29) which is assigned to the tank of the motor vehicle and for the selective adjustment of the flow limiter (22) to the first or the second maximum volumetric flow rate. By the provision of a flow limiter which is adjustable due to an interaction with the signal element, a rapid and reliable filling of different-sized containers containing liquid is ensured in a structurally simple manner.
B67D 7/52 - Buses de remplissage se fermant automatiquement et pourvus de moyens additionnels à soupape de commande du débit
B67D 7/32 - Aménagements des dispositifs de sécurité ou d'alarmeMoyens pour empêcher un débit non autorisé du liquide
B67D 7/04 - Appareils ou dispositifs pour transférer des liquides à partir de récipients ou de réservoirs de stockage en vrac vers des véhicules ou des récipients portables, p. ex. pour la vente au détail pour transférer des carburants, des lubrifiants ou leurs mélanges
The invention relates to a filling valve for dispensing a fluid, comprising an inlet opening for connecting to a fluid supply line, an outlet end (12) which lies opposite the inlet opening, a main valve for controlling the flow of the fluid through the filling valve, and a leakage protection valve (13) which is arranged downstream of the main valve, comprising a valve seat (14) and a valve body (15, 16) which can be moved into a closed position in an upstream direction. According to the invention, the valve body (15, 16) has a first sub-body (15) and a second sub-body (16) which is designed to be movable relative to the first sub-body, wherein a first fluid path (17) can be released by a movement of the first sub-body (15) in a downstream direction relative to the valve seat (14), and a second fluid path (18) can be released by a movement of the second sub-body (16) in a downstream direction relative to the first sub-body (15). By virtue of the two-part valve body according to the invention, the flow of fluid through the filling valve can be optimized and the back pressure accumulating in front of the leakage protection valve can be reduced.
The invention relates to a nozzle (13) for dispensing a fluid, comprising a manually operated control lever (15), which can be moved between a closed position and an open position in order to control the dispensing of the fluid. According to the invention, the control lever (15) comprises a latching pawl (23), which is designed to engage in a slotted guide (22) of the nozzle (13), the latching pawl (23) being designed to follow an opening movement of the control lever (15) in an opening direction (18) and a closing movement of the control lever (15) in a closing direction (18), the latching pawl (23) being able to be moved, by cooperation with the slotted guide (22), relative to the control lever (15) in a direction perpendicular to the opening and closing direction (18) into a catch position (25), in which the latching pawl (23) fixes the control lever (15) in the open position. Because of the interaction of the latching pawl (23) and the slotted guide (22), a locking device that is easy for the user to operate is created for the control lever by means of a simple design.
d) a sensor device (20, 21), which is configured for interaction with a signal emitter (29) assigned to the tank of the motor vehicle and which activates the control device.
B67D 7/02 - Appareils ou dispositifs pour transférer des liquides à partir de récipients ou de réservoirs de stockage en vrac vers des véhicules ou des récipients portables, p. ex. pour la vente au détail pour transférer des liquides autres que des carburants ou des lubrifiants
B67D 7/04 - Appareils ou dispositifs pour transférer des liquides à partir de récipients ou de réservoirs de stockage en vrac vers des véhicules ou des récipients portables, p. ex. pour la vente au détail pour transférer des carburants, des lubrifiants ou leurs mélanges
B67D 7/52 - Buses de remplissage se fermant automatiquement et pourvus de moyens additionnels à soupape de commande du débit
F01N 3/20 - Silencieux ou dispositifs d'échappement comportant des moyens pour purifier, rendre inoffensifs ou traiter les gaz d'échappement pour rendre les gaz d'échappement inoffensifs par conversion thermique ou catalytique des composants nocifs des gaz d'échappement caractérisés par les méthodes d'opérationCommande spécialement adaptés à la conversion catalytique
B67D 7/48 - Buses de remplissage se fermant automatiquement lorsque le liquide atteint un niveau prédéterminé dans le récipient à remplir en utilisant une aspiration d'air à travers un orifice fermé par la montée du liquide
17 - Produits en caoutchouc ou en matières plastiques; matières à calfeutrer et à isoler
Produits et services
Junctions of metal for pipes, Couplings and connectors of metal for liquid and gas tubes and pipes, Flanges of metal [collars], Metal stanchions; Fittings of metal for hoses, in particular refuelling hoses, of rubber or rubber-like materials, including with reinforcements of textile or metal; All of the aforesaid goods being other than for sanitary and heating installations. Sealing rings for hose fittings (Non-metallic -); Non-metallic flexible hoses made of rubber; Flexible hoses of rubber reinforced with synthetic fabric; Flexible hoses composed of plastics; Non-metallic flexible hoses of rubber reinforced with wires; Flexible hoses made of polymeric materials; Flexible pipes, not of metal; Connectors (Non-metallic -) for hoses; Flexible pipes, not of metal, fittings of hoses, Not of metal; Joints for hoses, not of metal; Connectors (Non-metallic -) for hoses; Junctions, not of metal, for pipes; Non-metallic couplings for pipes; Couplings and connectors of plastic for fluid and glass hoses; Glands for pipes; Fittings of plastic for hoses, in particular refuelling hoses, of rubber or rubber-like materials, including with reinforcements of textile or metal; Stamped, cut and moulded gaskets; Elastic pipe junctions; All of the aforesaid goods being other than for sanitary and heating installations.
17 - Produits en caoutchouc ou en matières plastiques; matières à calfeutrer et à isoler
Produits et services
Junctions of metal for pipes, Couplings and connectors of metal for liquid and gas tubes and pipes, Flanges of metal [collars], Metal stanchions; Fittings of metal for hoses, in particular refuelling hoses, of rubber or rubber-like materials, including with reinforcements of textile or metal. Sealing rings for hose fittings (Non-metallic -); Non-metallic flexible hoses made of rubber; Flexible hoses of rubber reinforced with synthetic fabric; Flexible hoses composed of plastics; Non-metallic flexible hoses of rubber reinforced with wires; Flexible hoses made of polymeric materials; Flexible pipes, not of metal; Connectors (Non-metallic -) for hoses; Flexible pipes, not of metal, fittings of hoses, Not of metal; Joints for hoses, not of metal; Connectors (Non-metallic -) for hoses; Junctions, not of metal, for pipes; Non-metallic couplings for pipes; Couplings and connectors of plastic for fluid and glass hoses; Glands for pipes; Fittings of plastic for hoses, in particular refuelling hoses, of rubber or rubber-like materials, including with reinforcements of textile or metal; Stamped, cut and moulded gaskets; Elastic pipe junctions.
The subject of the invention is a dispensing nozzle for dis- pensing a fluid into a tank of a motor vehicle. The dispensing nozzle comprises the following features: - the dispensing nozzle comprises a channel (30) for passing through the fluid, wherein a main valve (5) is arranged in the channel (30), said main valve be- ing movable between a closed position and an open position for controlling a fluid flow, - the dispensing nozzle comprises a first maximum vol- umetric flow rate and a second maximum volumetric flow rate, wherein the second maximum volumetric flow rate is greater than the first, According to the invention it is provided that the dispensing nozzle comprises an adjustable flow limiter (22) which is ar- ranged downstream of the main valve (5) and which is config- ured to limit the fluid flow selectively to the first or sec- ond maximum volumetric flow rate. The dispensing nozzle also comprises an actuating device (20, 21) which is configured for interaction with a signal element (29) which is assigned to the tank of the motor vehicle and for the selective adjustment of the flow limiter (22) to the first or the second maximum volumetric flow rate. By the provision of a flow limiter which is adjustable due to an interaction with the signal element, a rapid and reliable filling of different-sized containers con- taining liquid is ensured in a structurally simple manner.
B05B 1/30 - Buses, têtes de pulvérisation ou autres dispositifs de sortie, avec ou sans dispositifs auxiliaires tels que valves, moyens de chauffage agencés pour commander un débit, p. ex. à l'aide de conduits de section réglable
The invention relates to a nut (1) for arrangement on a hose connector, including a connecting device (2) which is connectable in a fluid-tight manner to a hose connection part (13), and a receiving means (3) for the hose connector (7), having a first end (3a) and a second end (3b), wherein the receiving means (3) is realized for the purpose of encompassing the hose connector (7) in a form-fitting manner in the circumferential direction in such a manner that the nut (1) and the hose connector (7) are rotatable in relation to one another in the circumferential direction; wherein the nut (1) comprises anti-rotation protection (4) which is realized such that, as a result of a structural element (16) of the hose connection part (13), it is transferable from an open position, in which the nut (1) and the hose connector (7) are rotatable in relation to one another in the circumferential direction when the nut is arranged on the hose connector, into a closed position in,which rotating of the nut (1) in the circumferential direction in relation to the hose connector (7) is prevented when the nut (1) is arranged on the hose connector (7). The invention additionally relates to a hose connector for a fluid hose as well as to a hose connection part for a fluid hose.
F16L 33/00 - Dispositions d'assemblage des manches avec des organes rigidesRaccords rigides pour manches, p. ex. éléments unitaires s'engageant à la fois dans deux manches
The present invention relates to a filling nozzle for dispensing a fluid, comprising an inlet (2) for the connection of a fluid feed line, a main channel (16), which connects the inlet (2) to an outlet (25), a main valve (5) for controlling a total volume flow through the main channel (16), and comprising a vacuum line (9) opening into the main channel (16). In accordance with the invention the main channel (16) transitions downstream of the main valve (5) into a sub-channel (10) and into at least one bridging channel (20a ? 20e) running parallel to the sub-channel (10), the sub-channel (10) and/or the at least one bridging channel (20a ? 20e) having means for prioritising the fluid flow, which means are designed in such a way that a relative proportion of the total volume flow flowing through the sub-channel (10) decreases with increasing total volume flow, the sub-channel (10) having a narrowing (33) and the vacuum line (9) leading into the sub-channel (10) in the region of the narrowing (33). The sub-channel according to the invention significantly improves the vacuum generation, so that the reliability of an automatic switch-off device acted on by the vacuum is improved.
B67D 7/02 - Appareils ou dispositifs pour transférer des liquides à partir de récipients ou de réservoirs de stockage en vrac vers des véhicules ou des récipients portables, p. ex. pour la vente au détail pour transférer des liquides autres que des carburants ou des lubrifiants
B67D 7/48 - Buses de remplissage se fermant automatiquement lorsque le liquide atteint un niveau prédéterminé dans le récipient à remplir en utilisant une aspiration d'air à travers un orifice fermé par la montée du liquide
B67D 7/52 - Buses de remplissage se fermant automatiquement et pourvus de moyens additionnels à soupape de commande du débit
The invention relates to a filling nozzle, comprising an inlet (13) for the connection of a fluid supply line, an outlet (14) for dispensing the fluid, a fluid channel (15) connecting the inlet to the outlet, a main valve (16) which is situated in the fluid channel (15) and which is biased against a valve seat into a closed position, a hand lever (17) for actuating the main valve (16), and a coupling device (22) which is operatively connected to the hand lever (17) and which, in the coupled state, is designed to convert a movement of the hand lever (17) into an actuation of the main valve (16), wherein the main valve (16), in the uncoupled state, is urged into the closed position independently of the position of the hand lever (17). The filling nozzle also has a membrane (26) which separates a first membrane space (27) from a second membrane space (28) and which can be moved to actuate the coupling device (22) by means of a pressure difference existing between the first membrane space (27) and the second membrane space (28). A vacuum can be applied to the first membrane space (27), wherein a sensor line (19) opens into the first membrane space (27). According to the invention, the second membrane space (28) is sealed with respect to the fluid channel (15) and is fluidically connected via a ventilation channel (29) to the surroundings outside the filling nozzle, wherein the fluid flows around a part of the coupling device (22) situated outside the second membrane space (28) when the main valve (16) is opened. The reliability of the triggering of the coupling device can be considerably improved in this way.
B67D 7/48 - Buses de remplissage se fermant automatiquement lorsque le liquide atteint un niveau prédéterminé dans le récipient à remplir en utilisant une aspiration d'air à travers un orifice fermé par la montée du liquide
The invention relates to a main valve insert (20) for a tap valve (10) for dispensing a fluid, having a channel (13) extending through the main valve insert (20), a valve seat (21) designed to cooperate with a main valve body (14) of the tap valve (10) to control a fluid flow through the channel (13), and an external thread (22) for connecting the main valve insert (20) to the tap valve (10). According to the invention, the external thread (22) comprises, viewed in cross-section, a plurality of thread elevations (23) having an outer flank portion (24) and an inner flank portion (25), wherein a flank angle of the thread elevations (23) in the outer flank portion (24) is in the range between 25° and 70° and in the inner flank portion (25) is less than 20°, wherein a thread pitch of the external thread is more than 2 times a width of the thread elevations (23) measured at the junction between the flank portions (24, 25).
F16B 7/18 - Assemblages de barres ou assemblages de tubes, p. ex. de section non circulaire, y compris les assemblages élastiques utilisant des éléments filetés
F16B 33/02 - Tracé du filetageProfils de filetage particuliers
The invention concerns a delivery valve for the delivery of a fluid into a tank of a motor vehicle. According to the invention, the following is provided: a) the delivery valve has a first settable maximum volume flow, b) the delivery valve has a second settable maximum volume flow which is higher than the first settable maximum volume flow, c) a control device (24, 25), by means of which optionally the first or the second maximum volume flow can be set, d) a sensor device (20, 21), which is configured for interaction with a signal emitter (29) assigned to the tank of the motor vehicle and which activates the control device.
B67D 7/08 - Aménagements des dispositifs pour commander, indiquer, mesurer ou enregistrer la quantité ou le prix du liquide transféré
B67D 7/14 - Aménagements des dispositifs pour commander, indiquer, mesurer ou enregistrer la quantité ou le prix du liquide transféré répondant à l'insertion d'information de programmes enregistrés, p. ex. sur cartes perforées
B67D 7/52 - Buses de remplissage se fermant automatiquement et pourvus de moyens additionnels à soupape de commande du débit
The invention relates to a device for discharging a first fluid and for returning a second fluid, comprising a main channel (13) for discharging the first fluid and a return channel (14) for returning the second fluid. According to the invention, a test channel (15) is provided which connects the main channel (13) to the return channel (14), the main channel (13) having a narrowing (16) and the test channel (15) issuing into the main channel (13) in the region of the narrowing (16). The device further has a sensor (17) which is designed to determine a pressure in the test channel (15). The invention further relates to an outflow tube, a delivery nozzle and a delivery pump having a device according to the invention. With the aid of the invention, active return of the second fluid can be shut off in a simple and safe manner.
B67D 7/04 - Appareils ou dispositifs pour transférer des liquides à partir de récipients ou de réservoirs de stockage en vrac vers des véhicules ou des récipients portables, p. ex. pour la vente au détail pour transférer des carburants, des lubrifiants ou leurs mélanges
B67D 7/54 - Buses de remplissage avec des moyens pour empêcher une fuite de liquide ou de vapeur ou pour récupérer une perte de liquide ou de vapeur
The invention relates to a nozzle (13) for dispensing a fluid, comprising a manually operated control lever (15), which can be moved between a closed position and an open position in order to control the di spensi ng of the f I ui d. Accordi ng to the invention, the control lever (15) comprises a latching pawl (23), which is designed to engage in a slotted guide (22) of the nozzle (13), the latching pawl (23) being designed to follow an opening movement of the control lever (15) in an opening direction (18) and a closing movement of the control lever (15) in a closing direction (18), the latching pawl (23) being able to be moved, by cooperation with the slotted guide (22), relativetothe cont r ol I ever ( 15) in a dir ect i on perpendi cular to the openi ng and cl osi ng di recti on (18) i nto a catch position (25), in which the latching pawl (23) fixes the control lever (15) in the open position. Because of the interaction of the latching pawl (23) and the slotted guide (22), a locking device that is easy for the user to operate is created for the control lever by means of a simple design.
The present invention relates to a fuel nozzle for dispensing a fluid, comprising: a housing (13); a main channel (14), extending therein, for the fluid; a main valve, which is arranged in the main channel (14), for controlling a fluid flow through the fuel nozzle; a control apparatus (15) for actuating the main valve (20); a component receptacle (16, 16') which is connected to the housing (13) and provided with an internal thread; and an attachment part (17, 17') which is provided with an external thread; a threaded connection being produced between the internal thread and the external thread, and an axial position of the attachment part (17, 17') being adjustable by means of a rotation of the internal thread relative to the external thread. According to the invention, the component receptacle (16, 16') and the attachment part (17, 17') have interacting angle-positioning elements (21, 22) which are designed, before producing the threaded connection, to allow the thread start of the external thread to axially approach the thread entry of the internal thread at at least one predetermined relative angle position between the internal thread and the external thread and to prevent said approach in the angle positions which are different from the at least one relative angle position. The screwing-in process can be significantly simplified and an axial adjustment path can be adjusted significantly more precisely by means of the angle-positioning elements.
Filling nozzle for delivering a fluid, comprising an inlet (13) for connection of a fluid feed line, an outlet (14), a main conduit (15) connecting the inlet to the outlet, a main valve device (16) for controlling a flow of fluid through the main conduit (15), a control lever (17) for actuating the main valve device (16), an automatic safety shut-off designed to move the main valve device (16) to a closed position independently of a position of the control lever (17) when a fluid pressure at the inlet (13) falls below a minimum value, and comprising a preloading device (18) which preloads the main valve device (16) into the closed position and effects a variable opening cross-section of the main valve device (16) depending on a fluid pressure at the inlet. According to the invention, the preloading device (18) is designed to produce a discontinuous opening characteristic of the main valve device (16) in such a way that a closing force acting on a valve body (20, 20', 20", 22) of the main valve device is reduced in a first opening cross-section range extending from the closed position of the main valve device (16) to a limit opening cross-section.
The invention relates to a filling valve for dispensing a fluid, comprising an inlet opening for connecting to a fluid supply line, an outlet end (12) which lies opposite the inlet opening, a main valve for controlling the flow of the fluid through the filling valve, and a leakage protection valve (13) which is arranged downstream of the main valve, comprising a valve seat (14) and a valve body (15, 16) which can be moved into a closed position in an upstream direction. According to the invention, the valve body (15, 16) has a first sub-body (15) and a second sub-body (16) which is designed to be movable relative to the first sub-body, wherein a first fluid path (17) can be released by a movement of the first sub-body (15) in a downstream direction relative to the valve seat (14), and a second fluid path (18) can be released by a movement of the second sub-body (16) in a downstream direction relative to the first sub-body (15). By virtue of the two-part valve body according to the invention, the flow of fluid through the filling valve can be optimized and the back pressure accumulating in front of the leakage protection valve can be reduced.
