A coupling apparatus for a corrugated hose, having a receptacle part for receiving the corrugated hose and a locking part, mounted on the receptacle part, for locking the corrugated hose in the coupling apparatus, wherein the locking part has a resiliently deformable engaging element for interlocking engagement in a corrugation of the corrugated hose, the receptacle part having a receptacle region for receiving the engaging element, wherein the coupling apparatus can be brought by means of a movement of the locking part relative to the receptacle part from an unlocked state, in which the engaging element is arranged outside of the receptacle region, into a locked state, in which the engaging element is arranged within the receptacle region such that the receptacle region blocks a movement of the engaging element in a radial direction of the coupling apparatus, and vice versa.
F16L 37/098 - Couplings of the quick-acting type in which the connection between abutting or axially-overlapping ends is maintained by locking members combined with automatic locking by means of flexible hooks
F16L 37/10 - Couplings of the quick-acting type in which the connection between abutting or axially-overlapping ends is maintained by locking members using a rotary external sleeve or ring on one part
F16L 37/133 - Couplings of the quick-acting type in which the connection between abutting or axially-overlapping ends is maintained by locking members using hooks, pawls, or other movable or insertable locking members using flexible hooks
F16L 33/26 - Arrangements for connecting hoses to rigid membersRigid hose-connectors, i.e. single members engaging both hoses specially adapted for hoses made of metal
F16L 25/00 - Construction or details of pipe joints not provided for in, or of interest apart from, groups
2.
COUPLING APPARATUS AND CORRUGATED HOSE ARRANGEMENT
A coupling apparatus for a corrugated hose has: a receiving part for receiving an end portion of the corrugated hose; a locking part mounted for rotation on the receiving part for locking the corrugated hose in the receiving part, the locking part having an engagement element that is elastically deformable for form-fit engagement in a corrugation of the corrugated hose, and the engagement element, with the aid of inserting the end portion into the receiving part, being elastically deformable to latch into the corrugation in a form-fitting manner; and a transmission device which converts a rotational movement of the locking part with respect to the receiving part into a radial movement of the engagement element away from the end portion in order to bring the engagement element out of form-fit engagement with the corrugation so that the end portion can be pulled out of the receiving part.
F16L 25/00 - Construction or details of pipe joints not provided for in, or of interest apart from, groups
F16L 37/098 - Couplings of the quick-acting type in which the connection between abutting or axially-overlapping ends is maintained by locking members combined with automatic locking by means of flexible hooks
A cable receiving device for a cable harness, comprising: a magnetic element for absorbing electromagnetic radiation, and a plastic molded part, wherein the plastic molded part comprises a cable guiding section for guiding a cable strand of the cable harness and a receiving section for receiving the magnetic element, and wherein the magnetic element is fastened in or on the receiving section in a form-locking manner and/or a material-fit manner.
H02G 3/00 - Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
B60R 16/02 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric
F16L 3/10 - Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing divided, i.e. with two members engaging the pipe, cable or protective tubing
F16L 3/26 - Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets specially adapted for supporting the pipes all along their length, e.g. pipe channels or ducts
H02G 3/04 - Protective tubing or conduits, e.g. cable ladders or cable troughs
H05K 9/00 - Screening of apparatus or components against electric or magnetic fields
4.
Multi-component extrusion die head, multi-component extrusion system and method for producing a composite tube
A multi-component extrusion die head for producing a composite tube comprises an extrusion nozzle, a main die head, and a melt flow distributor device. The main die head is configured to supply the extrusion nozzle with a first melt flow and a second melt flow, which are guided separately from one anther in the extrusion nozzle away from the main die head and toward a nozzle outlet of the extrusion nozzle. The melt flow distributor device is arranged in the extrusion nozzle outside of the main die head and is configured to split the first melt flow in a peripheral direction thereof, and to supply the second melt flow to the first melt flow such that at least one section of the second melt flow is arranged within the first melt flow in the peripheral direction.
B29C 48/19 - Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their edges
B29C 48/20 - Articles comprising two or more components, e.g. co-extruded layers the components being layers one of the layers being a strip, e.g. a partially embedded strip
B29C 48/09 - Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
B29C 48/32 - Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
B29C 48/70 - Flow dividers, e.g. breaker plates comprising means for dividing, distributing and recombining melt flows
B29C 48/17 - Articles comprising two or more components, e.g. co-extruded layers the components having different colours
B29C 48/21 - Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
B29C 48/13 - Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes
B29C 48/49 - Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using two or more extruders to feed one die or nozzle
B29C 48/25 - Component parts, details or accessoriesAuxiliary operations
The invention relates to a composite tube, in particular a corrugated tube, comprising a first wall section produced from a first plastic material, a second wall section produced from a second plastic material different from the first plastic material, and a third wall section produced from a third plastic material different from the first plastic material and the second plastic material, the first wall section, the second wall section, and the third wall section being adjacently arranged in a peripheral direction of the composite tube, the third wall section being arranged between the first wall section and the second wall section and connecting the first wall section to the second wall section, and the first wall section, the second wall section, and the third wall section respectively extending in a radial direction of the composite tube over an entire wall thickness thereof.
A corrugated tube with a plurality of wave valleys and wave crests, which are alternately arranged in a longitudinal direction of the corrugated tube, and a plurality of wave flanks, which connect the wave valleys and the wave crests to each other, wherein each wave flank comprises a first wave flank section, a second wave flank section, and a bending section arranged between the first wave flank section and the second wave flank section, and wherein the bending section is elastically deformed during bending of the corrugated tube such that the first wave flank section is swiveled in relation to the second wave flank section.
A method for the production control of an extruded plastic product with the following steps: recording at a first measuring point a first actual temperature of a measuring area provided on the plastic product, recording a second actual temperature of the measuring area at a second measuring point which is arranged at a distance from the first measuring point in a direction of extrusion of the plastic product, determining a setpoint temperature of the measuring area at the second measuring point, and outputting information on whether the second actual temperature is inside or outside a prescribed tolerance range of the setpoint temperature.
A receiving device, in particular a distributor, for receiving a tube for electric cables, comprises a main part with at least one receiving section in which an end portion of the tube can be received. The main part has first and second half-shells, between which the end portion is arranged. The receiving device also comprises multiple spring-elastically deformable engagement sections which protrude radially into the receiving section and which are designed to engage into the tube in a formfitting manner, wherein first and second proportions of the engagement sections are respectively provided on the half-shells; and an annular section which encircles the receiving section and on which the engagement sections are provided. The annular section is divided into first and second annular segments which are respectively paired with the half-shells. The first annular segment protrudes into the second half-shell in a closed state of the receiving device.
H02G 3/06 - Joints for connecting lengths of protective tubing to each other or to casings, e.g. to distribution boxEnsuring electrical continuity in the joint
F16L 33/035 - Hose-clips fixed by means of teeth or hooks
F16L 3/08 - Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing
H01B 7/00 - Insulated conductors or cables characterised by their form
B60R 16/02 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric
9.
Corrugated tube that can be folded open and wiring harness
A corrugated tube that can be folded open, for holding cables, comprises: first and second corrugated tube shells, which have a respective plurality of first and second corrugated tube ribs extending peripherally around the respective corrugated tube shell, a joint section, which separates the corrugated tube ribs from each other and pivotably connects the corrugated tube shells to each other, at least one lip section, which is provided on at least one of the corrugated tube shells, and a locking device for locking the two corrugated tube shells to each other when the corrugated tube is brought from a folded-open state into a folded-together state. The locking device includes the corrugated tube ribs, and in the folded-together state, the second corrugated tube ribs extend around the first corrugated tube ribs interlockingly both in a radial direction and in a peripheral direction of the corrugated tube.
A corrugator for an extrusion system for shaping a tubular plastic product, having a multiplicity of mould blocks, a guide track, along which the mould blocks are guided in each case in pairs during the operation of the corrugator from a starting region of the guide track towards an outlet region of the guide track, a first return track, along which the mould blocks are guided during the operation of the corrugator from the outlet region towards the starting region, and a second return track, with the aid of which individual mould blocks can be removed from the first return track and/or can be inserted into the latter during the operation of the corrugator.
B29C 48/90 - Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
The invention relates to a corrugated tube made of flexible plastic for encasing wires, having circumferential, successively alternating corrugation crests and corrugation troughs distributed over the axial length thereof, wherein the corrugation crests, seen in cross-section, perpendicular to the longitudinal axis of the corrugated tube, each have a corrugation along the outside circumference thereof which forms alternating radially protruding regions and radially inward-offset regions in the circumferential direction of each corrugation crest. The corrugated tube has wall sections, which extend axially over the length thereof and lie adjacent to each other in the circumferential direction, of which wall sections one forms the radially protruding regions in the corrugation and the other forms the radially inward-offset regions. Said wall sections consist of materials of varying hardness in circumferential alternation.
Examples are disclosed that relate to a coupling arrangement (36) for a domestic appliance (2), comprising: a connection piece (16) that has a channel (5) for transporting a fluid on its inner side, and a shoulder (18) on its outer side; an elastic bushing (19) that is pushed onto the connection piece (16) in an assembly direction (M), the bushing (19) having, on its inner side, a first shoulder (21) which engages behind the shoulder (18) of the connection piece (16), and a second shoulder (22) on its outer side; and a corrugated hose (26) that comprises, on an end section (28) thereof and on its inner side, a shoulder (35) which engages behind the second shoulder (22) of the bushing (19).
F16L 55/07 - Arrangement or mounting of devices, e.g. valves, for venting or aerating or draining
D06F 39/08 - Liquid supply or discharge arrangements
F16L 21/035 - Joints with sleeve or socket with elastic sealing rings between pipe and sleeve or between pipe and socket, e.g. with rolling or other prefabricated profiled rings placed around the spigot end before connection
F16L 47/06 - Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics with sleeve or socket formed by or in the pipe end
A47L 15/42 - Washing or rinsing machines for crockery or table-ware Details
F16L 47/00 - Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics
F16K 31/06 - Operating meansReleasing devices electricOperating meansReleasing devices magnetic using a magnet
13.
Plastic corrugated tube for surrounding pipes and method for producing such a corrugated tube
A plastic corrugated tube having corrugations distributed over its length and a longitudinal slit running along a lateral longitudinal line is provided. The corrugated tube can be converted into an open position by opening the longitudinal slit and into a closed position in which edge regions of the corrugated tube overlap, wherein the corrugated tube is elastically prestressed toward its closed position. The corrugations on the edge region of the corrugated tube, which in the closed position lies radially below the other edge region of the corrugated tube, are offset radially inwards within a predefined circumferential region with respect to the corrugations outside this circumferential region and are designed such that, in the closed position, they are in engagement with the radial underside of the corrugations of the other edge region, which corrugations engage over them such that they are mutually displaceable in the circumferential direction.
H02G 3/04 - Protective tubing or conduits, e.g. cable ladders or cable troughs
B29C 47/00 - Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor (extrusion blow-moulding B29C 49/04)
B29C 65/14 - Joining of preformed partsApparatus therefor by heating, with or without pressure using wave energy or particle radiation
B29C 65/00 - Joining of preformed partsApparatus therefor
F16L 11/118 - Hoses, i.e. flexible pipes made of rubber or flexible plastics with corrugated wall having arrangements for particular purposes, e.g. electrically conducting
H01B 3/44 - Insulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes vinyl resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances plasticsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances resinsInsulators or insulating bodies characterised by the insulating materialsSelection of materials for their insulating or dielectric properties mainly consisting of organic substances waxes acrylic resins
B29K 21/00 - Use of unspecified rubbers as moulding material
B29K 23/00 - Use of polyalkenes as moulding material
14.
Openable corrugated hose, cable harness and method for producing an openable corrugated hose of this kind
The present invention provides an openable corrugated hose for accommodating lines, comprising: a first corrugated hose shell, a second corrugated hose shell, a joint section, at which the first corrugated hose shell and the second corrugated hose shell are each connected to one another pivotably in a first end section, and a lip section, which is provided on a second end section of at least one of the corrugated hose shells, wherein the lip section is manufactured from a different material than the corrugated hose shells.
The invention relates to a ringed tubular sheath which comprises a longitudinal strip which can be easily detached by a user, in particular manually. More specifically, the invention relates to a ringed tubular sheath comprising a sheath body (1) and a longitudinal strip (6) which are made of materials that substantially do not adhere to one another, the longitudinal strip (6) comprising, on each of its longitudinal sides, an upper projection (2, 8) and a lower projection (3, 9), between which a respective longitudinal edge (5, 7) of the sheath body (1) is fitted, this sheath being distinctive in that the longitudinal strip (6) is substantially in the shape of an arc of a ringed tube. The invention also relates to a manufacturing method and to the use of such a sheath.
The invention relates to a ringed tubular sheath including at least one internal means (5) for clamping a tube (11) in particular, and more specifically a smooth tube, located inside said sheath, said sheath being unique in that at least one flexible area (8) is associated with the internal clamping means (5). The invention also relates to a method for manufacturing such a sheath, and to a method for maintaining a ringed tubular sheath on a tube (11), in which: a ringed tubular sheath is used according to the invention; the flexible area(s) (8) are controlled such as to the deform the sheath; the tube (11) is inserted in the ringed tubular sheath, and the flexible area(s) (8) are then released.
In a connection apparatus for a corrugated tube a sealing sleeve, a coupling part, and an insertion part that can be inserted into the coupling part and comprises outwardly protruding latching portions on its outside surface, the coupling part is provided on an outside surface with cooperating latching portions. The coupling part comprises an inner holding device through which the corrugated tube can be guided in the direction towards the insertion part and performs elastically resilient radial movements thereby securing the corrugated tube against withdrawal. The corrugated tube extends into the sealing sleeve sitting in the interior of the insertion part having an axial flow passage, and with the holding device protruding axially into the opening of the insertion part in a coupled state. The outwardly protruding latching portions exposed on the outside of the connection apparatus when in the coupled state. The holding device compressing the sealing sleeve when in the coupled state.
Ringed tubular sheath comprising two open shells (33, 37), termed the outer (33) and inner (37) shells, both of the same diameter (D), one of which, the outer shell (33), has an opening (E1) smaller than the diameter (D) so as to engage by elastic deformation over the inner shell (37) in a closed position. In the course of this engagement, the opening (E1) of the outer shell (33) becomes stretched until it passes a point corresponding to the diameter (D) of the inner shell (37) and, beyond this point, returns to the unstretched position. In the invention, the two shells (33, 37) are connected to a hinge (17) so as to engage by pivoting about the hinge (17), the opening (E1) of the outer shell (33), which is smaller than the diameter (D), extending from the hinge (17) to an opposite edge (34) of the shell.
Ringed tubular sheath comprising two open shells (33, 37), termed the outer (33) and inner (37) shells, both of the same diameter (D), one of which, the outer shell (33), has an opening (E1) smaller than the diameter (D) so as to engage by elastic deformation over the inner shell (37) in a closed position. In the course of this engagement, the opening (E1) of the outer shell (33) becomes stretched until it passes a point corresponding to the diameter (D) of the inner shell (37) and, beyond this point, returns to the unstretched position. In the invention, the two shells (33, 37) are connected to a hinge (17) so as to engage by pivoting about the hinge (17), the opening (E1) of the outer shell (33), which is smaller than the diameter (D), extending from the hinge (17) to an opposite edge (34) of the shell.
F16L 3/26 - Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets specially adapted for supporting the pipes all along their length, e.g. pipe channels or ducts
H02G 3/04 - Protective tubing or conduits, e.g. cable ladders or cable troughs
Method for manufacturing an assembly of two ringed sheaths (1,2) ready to be used to make a single ringed sheath around for example a bundle of electric cables (13), wherein two smooth-walled tubes are simultaneously extruded using a single extruder fitted with two extrusion nozzles, the two smooth-walled tubes are simultaneously moulded into two ringed wall tubes using a moulder equipped with moulds each fitted with two ringed profiles extending in parallel in a longitudinal direction and being paired along one and the same parting line. According to the invention, during moulding, material bridges (33) and empty spaces (35) are created between first tube rings (41) and second tube rings (42), by opening or closing respectively, between the two ringed profiles, material runs formed in the parting line of two paired moulds, a longitudinal strip (28) of ringed tube wall is cut out and removed, using cutting means and the two ringed tubes connected to each other by the material bridges (33) formed between the rings are cut to a desired length, using severing means.
H02G 3/04 - Protective tubing or conduits, e.g. cable ladders or cable troughs
F16L 11/15 - Hoses, i.e. flexible pipes made of rigid material, e.g. metal or hard plastics corrugated
B29C 69/00 - Combinations of shaping techniques not provided for in a single one of main groups , e.g. associations of moulding and joining techniquesApparatus therefor
patents
