An apparatus constrainable to a diver, including a buoyancy control system for a diver including: —a rigid means which identifies an operating zone; the operating zone being intended to receive a gas and an incompressible liquid; the zone being defined by a first chamber or by the sum of at least a first and a second chamber; —a first means for introducing the incompressible fluid into the operating zone; —a first means for introducing the gas into the operating zone; —a pressurised tank of the gas, the first means for introducing the gas being operatively interposed between the tank and the operating zone; —a means for evacuating a fluid from the operating zone, the fluid being the gas and/or the incompressible liquid.
The invention relates to swimming goggles (1) for competitive or amateur swimming, improved to enhance water tightness when worn, comprising: - Two ocular assemblies, substantially cup-shaped, each equipped with a lens (12), a lens-supporting frame (11), and at least one seal (13) attached or included within the frame and intended for facial contact; - A nose bridge element (21) connecting said two ocular ass emb lies, positioned at the wearer' s nose when the goggles are worn; - A strap for encircling the head, coupled to the outer extremities (3) of each ocular assembly to maintain the goggles in position during use; The goggles are characterized by a reinforcing element (5) bonded or bondable, by chemical and/or physical action, to both said lenses (12) of the respective ocular ass emb lies. The invention also relates to a lens shaped to contribute to improved water tightness of the goggles. Additionally, the invention concerns a method for manufacturing said goggles.
System for rapid release of a weight usable by a diver, comprising: said weight (2); a housing (3) constrainable to the diver and in which the weight (2) is placed; said housing (3) comprising an extraction opening (30) for extracting the weight (2) from the housing (3); an anchorage (4) and a seat (5) in which the anchorage (4) may be positioned, said seat (5) being constrained to the housing (3); the anchorage (4) is constrained to the weight (2). The anchorage (4) is removable from the seat (5) to allow the removal of the weight (2). The seat (5) has a first inlet/outlet mouth (511) for the anchorage (4) which is at least partly turned not towards the extraction opening (30) for extracting the weight (2) from the housing (3), but in the opposite direction.
A pressure reducing system for a breathing apparatus may include a conduit and a mouthpiece. The system may also include a valve poppet operatively interposed between the conduit and the mouthpiece, the valve poppet being movable between a closed position and an open position. The conduit may include an abutment against which the valve poppet abuts in the closed position and from which the valve poppet is distanced in the open position, and the abutment may define an annular interface which in the closed position is in contact with the valve poppet. The system may also include a balancing chamber that defines a pressure balancing zone. The valve poppet may define a passage that places the conduit and the pressure balancing chamber in fluid communication and a section of said passage, in the open positions extends in the supply conduit beyond said annular interface.
09 - Scientific and electric apparatus and instruments
18 - Leather and imitations of leather
28 - Games; toys; sports equipment
Goods & Services
USB (universal serial bus) hardware; breathing apparatus for underwater swimming; air regulators for scuba diving; diving snorkels; underwater dive computers; regulators for scuba diving; breathing apparatus for divers, namely, compressed air bailout units; snorkels for water sports; divers masks; diving suits; weight belts for scuba diving; buoyancy compensator devices for divers; divers' life jackets; air tanks for use in scuba diving; scuba diving weights to offset the buoyancy of a user's wetsuit or drysuit and buoyancy compensation device; diving equipment, namely, sensors and devices for measuring depth; signaling buoys for diving; surface marker buoys and protective rescue apparatus in the nature of lifting bags for transporting divers; compasses for measuring; diving equipment, namely, protective diving shoes; breathing apparatus for divers, namely, breathing tubes in the nature of scuba snorkels; breathing apparatus for divers, namely, rebreathers; high-pressure and low-pressure hoses for divers sold as an integral component of underwater breathing apparatus; spools for distance line for divers being diver reels that attach to marking buoys for use in water rescue; sonar equipment, namely, underwater sonar surveying apparatus; diving equipment, namely, pressure-relief valves for use in diving; corrugated plastic hoses sold as an integral component of scuba diving regulators; diving equipment, namely, sensors and devices for measuring pressure; diving equipment, namely, watertight containers specially adapted for holding divers' masks; protective clothing for use in water sports, namely, atmospheric diving suits; dive skins; underwater cameras; underwater acoustic detecting apparatus for detecting water depth; divers' masks accessories, namely, bands of neoprene for masks for diving being straps for restraining mask movement on a wearer; hoods for use in water sports, namely, wetsuit hoods; ear plugs for divers; computer bags; pressure gauges; shells in the nature of protective carrying cases specially adapted for scuba diving air regulators Bags for sports; holdalls; wheeled holdalls and wheeled bags; beach bags; waterproof bags for sports; all-purpose athletic bags; kit bags; sports packs Bags specially adapted for sports equipment; flippers for diving; swimming equipment, namely, swim fins; fishing equipment, namely, fishing lure retrievers; straps for diving fins; sports equipment for water sports, namely, fins, masks, snorkels, being sporting articles; cases specially adapted for sports equipment; fitted protective covers specially adapted for sports equipment, namely, flippers for diving, being sporting articles; divers' harnesses for use in water sports
A first reducing stage of two-stage regulators includes a first chamber that receives a high pressure breathable gas, a second chamber for the breathable gas at an intermediate pressure, and a pressure reducing valve that connects the first and the second chamber. The valve includes a valve seat with an opening for communication between the first and the second chamber, and a plug cooperating with the valve seat and movable between closed and open positions and vice versa. The plug, dynamically connected to a sensor exposed to the outer pressure, includes a transmission mechanism of the mechanical stress due to the outer pressure on the plug, which has a member that stops and starts the kinematic transmission chain according to the mechanical stress due to the outer pressure. Such member includes mechanical stress sensors that stop the kinematic transmission chain when the mechanical stress is below a predetermined threshold value and that restart the kinematic transmission chain when the mechanical stress is equal or above the threshold value.
A mask for underwater use includes a frame, a transparent part supported by the frame, and a gasket part mounted on the frame and configured to be positioned on the face of a user. The gasket part has a perimeter edge adapted to rest on the perimeter of the user's face, and the perimeter edge includes a discharge opening, which is located at the region configured to be arranged near the user's mouth and which is the seat of a valve non-return mechanism, which enables the expulsion of breathed gases simultaneously with any water present in the lower chamber through the opening.
A first stage regulator for two-stage delivering assemblies includes a first chamber connected through an inlet to a high pressure gas source; a second chamber for the breathable gas at an intermediate pressure, which is connected to a user; a pressure reducing valve connecting the first and the second chambers and having a valve seat and a cut-off that cooperates with the valve seat and is displaceable from a closed position to an open position thereof and vice versa. The cut-off is dynamically connected to a sensor exposed to the external pressure and includes a transmitting element of the mechanical stress exerted on the sensor by the external pressure. The sensor includes a movable wall that is sealingly slidable in a housing chamber and constitutes the interface wall towards the outside, and the transmitting mechanism connects the movable wall with the cut-off.
A command and control assembly for inflating and deflating a hydrostatic balancing jacket includes a primary supply duct connected to an end of an air chamber of the jacket and provided, at the opposite end, with a hand piece having a mouthpiece device. A connection socket is provided on the hand piece, which is in fluid communication with a secondary supply duct connected to a compressed air tank, and a pneumatic actuation duct actuates a discharge valve of the jacket, which is in fluid communication with the secondary supply duct. Control systems of the delivery from the secondary duct, of the delivery to the pneumatic actuation duct, and of the delivery from the mouthpiece are arranged on the hand piece.
Regulator first stage for two-stage delivering assemblies, comprising a first chamber for a breathable high pressure gas, the chamber being connected or able to be connected through an inlet to a high pressure gas source; a second chamber for the breathable gas at an intermediate pressure, which chamber for the intermediate pressure gas has an outlet for the intermediate pressure gas and being connected or able to be connected to a user of said intermediate pressure gas; a pressure reducing valve which connects said first chamber and said second chamber with each other and which valve comprises a valve seat having an opening for the communication between said first and said second chambers and a cut-off cooperating with said valve seat and displaceable from a closed position of said passage opening to an open position of said passage opening and vice versa, said cut-off being dynamically connected to a sensor member exposed to the pressure of the external environment of said two chambers, which member comprises a transmitting mechanism to transmit the mechanical stress exerted on said sensor member by the pressure of the external environment of the cut-off itself characterized in that said sensor member of the external environment pressure consists of at least one movable wall element which is sealingly slidable in a housing chamber, and which constitutes the interface wall of said housing chamber towards the external environment, and wherein said transmitting mechanism connects said movable wall with said cut-off.
Second pressure-reducing stage for underwater use, comprising: - a supply duct (103) of a breathable gas in which a valve of a pressure reducing device to reduce the pressure of a breathable gas is provided, the valve being interposed between an inlet of said supply duct (103) and a suction/exhalation mouth (102) to suction/exhale said breathable gas, - a casing (106) containing pressure-sensitive means to control the opening/closing of said valve, the supply duct (103) and the suction/exhalation mouth (102) leading into said casing, i.e. being in communication therewith, - a duct (101), so-called bypass duct, for supplying at least part of the flow of said breathable gas from the supply duct (103), downstream of said valve, directly into the suction/exhalation mouth (102), and wherein the by-pass duct (101) joins the suction/exhalation mouth through an opening having an axis oriented in a direction which converges towards the axis of said suction/exhalation mouth.
An underwater mask includes a frame, a transparent portion supported by the frame, a seal portion mounted on the frame and adapted to be positioned on a user's face, and a ventilation tube. The seal portion has a partition wall resting on the user's nose and forming upper and lower chambers, which communicate through a passage in the partition wall and a one-way valve to enable air to flow only from the upper to the lower chamber. The ventilation tube has separate channels providing communication between the upper and respectively the lower chamber and the outer environment, and a hub between tube and mask, fastened to the mask and connected to the tube by a joint, so that in a coupling position the hub and the tube are fastened, and in a releasing position the hub and the tube remain connected but the tube is free to swing.
An underwater mask includes a frame, a transparent part, a seal part mounted on the frame, and a snorkel. The seal part has a partition wall forming an upper and a lower chamber, the lower chamber receiving nose and mouth of the user. The two chambers communicate through a passage in the partition wall and a one-way valve so that air can pass only from the upper chamber to the lower chamber. The snorkel has first and second channels through which the upper and respectively lower chamber communicate with the outside. A connection end between snorkel and mask is fastened at an opening of the seal part to put the first channel of the snorkel in communication with the upper chamber of the mask, and further has a side inlet for a corresponding exhaust tube that puts the lower chamber in communication with the second channel of the snorkel.
G01C 13/00 - Surveying specially adapted to open water, e.g. sea, lake, river or canal
G06G 5/00 - Devices in which the computing operation is performed by means of fluid-pressure elements
G01C 5/06 - Measuring heightMeasuring distances transverse to line of sightLevelling between separated pointsSurveyors' levels by using barometric means
A swim or scuba diving fin includes an open-back shoe portion having a pocket for receiving the foot of the user and no heel portion, a blade portion forming a forward extension of the shoe portion, and an element holding the foot in the open-back shoe portion, includes an elongate element in the form of a strap, belt or the like and a length sufficient to surround the heel portion, the sidewalls of the pocket of the shoe, and at least part of the tip of the shoe. Such elongate element is at least partially separated from the open-back shoe portion, and is or may be connected to the open-back shoe portion (3) in length-adjustable and/or at least partially removable fashion through first coupling members, which engage corresponding second coupling members located at the front tip of the open-back shoe.
A63B 31/11 - Swim fins, flippers or other swimming aids held by, or attachable to, the hands, arms, feet or legs held by, or attachable to, the hands or feet attachable only to the feet
A device for reversibly connecting together a first element and a second element designed to be alternately connected and disconnected includes a male element inserted into a female element to move from a mutually disengaged state to a mutually engaged state and a slider for actuation/release of the engaged state, which is slidingly engaged by the male element into the female element. The relative movement of the actuation/release slider and the male element is transferred to first releasable locking members of the male element, which cooperate with corresponding second locking members of the female element to move from a stable locked state to a stable unlocked state of the male element by a movement of the slider in the direction of insertion. Furthermore, the male element includes a handle having the slider at least partially and slidingly housed therein.
Swimming goggles include two eyepieces with a substantially cup-like shape, a bridge element connecting the two eyepieces at the nose, a strap wrap the head, couple the outer ends of each eyepiece and keep the goggles in place when in use, wherein each of the two eyepieces includes at least one polygonal plan shaped flat front lens or wall and a shell wall composed of a set of polygonal plan shaped flat lenses joined to each other, along adjacent contact edges, and with the peripheral edge of the at least one flat front lens or wall to delimit a reduced volume inner chamber, which is completely open towards the rear part of the eyepiece, that is, towards the eye.
Method for assessing the severity of an underwater dive, comprising the calculation of a dive severity index, which calculation is performed by carrying out the following steps: a) determining the gas breathed by the diver, b) measuring the dive time, c) determining the depth profile of the dive, d) calculating a dive severity index based on a function of a), b) and c) e) assessing the severity based on the result of the calculation of the dive severity index d) the steps a), b), c), d) and e) being carried out in real-time mode, at each instant of the dive time of the diver, and the calculation d) being performed according to the following formula: DSI = k1 * f(GAS) * f(D) * f(T) where : DSI is the dive severity index, k1 is an arbitrary constant, f(GAS) is a function of the inhaled gas, f(D) is a function of the dive depth, f(T) is a function of the dive time.
Pressure reducing second stage (1) for underwater use comprising: - a case (106) provided with a breathing gas inlet, with an inhalation/exhalation port and with an exhaled gas exhaust outlet with a non-return valve, - the gas inhalation/exhalation port being connected to a mouthpiece tube (102), - the breathing gas inlet in the case (106) being connected to a breathing gas pressure reducing device provided with a hollow cylindrical element or pipe (107), which has a breathing gas inlet port (117) communicating with a gas supply conduit (103) through a valve which is interposed between said supply conduit (103) and said mouthpiece tube (102), - said case (106) being provided with pressure sensitive means for controlling the opening/closure of said valve. The breathing gas inlet in the case (106) is provided in its lower portion (106) and said hollow cylindrical element (107) being connected to said inlet on the case (106) such that its axis is substantially vertical, when used in the upright position.
A swim or scuba diving fin (1), which fin (1) comprises an open-back shoe portion (3) having no heel portion, to form a pocket (303) for receiving the foot of the user, a blade portion (2), which forms a forward extension of the shoe portion (3) and means for holding the foot in said open-back shoe (3). Said foot holding means consist of an elongate element in the form of a strap, belt or the like (4), having such a length as to surround the heel portion, the sidewalls of the pocket (303) of the shoe (3) and at least part of the tip of said shoe (3), which elongate element (4) is at least partially separated from said open-back shoe portion (3), and is or may be connected to said open-back shoe portion (3) in length-adjustable and/or at least partially removable fashion through first coupling members, which first coupling members engage with corresponding second coupling members located at the front tip of the open-back shoe (3).
A63B 31/11 - Swim fins, flippers or other swimming aids held by, or attachable to, the hands, arms, feet or legs held by, or attachable to, the hands or feet attachable only to the feet
33.
Safety buckle with provision for emergency release
A device for releasably connecting a first element with a second element includes a male element connectable to one end of the first element, and a female element connectable to one end of the second element such that the male and female element pass from a disengagement condition to a mutual engagement condition. A slider activates and deactivates engagement and is engaged to the male element such to slide along the axis of insertion of the male element inside the female element. The relative motion between the activation/deactivation slider and the male element is transmitted to first removable locking members, belonging to the male element and cooperating with corresponding second locking members belonging to the female element, such to pass from a stable locking condition to a stable release condition of the male and female elements via a movement of the slider along the axis of insertion.
A41D 13/012 - Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches for aquatic activities, e.g. with buoyancy aids
A44B 11/26 - BucklesSimilar fasteners for interconnecting straps or the like, e.g. for safety belts with two or more separable parts with push-button fastenings
A44B 11/25 - BucklesSimilar fasteners for interconnecting straps or the like, e.g. for safety belts with two or more separable parts
A reversible connection device for reversibly connecting together a first element and a second element designed to be alternately connected and disconnected, which comprises a male element (1), inserted into a female element (2), such that the male element (1) and the female element (2) move from a mutually disengaged state to a mutually engaged state. A slider (3) is also provided, for actuation/release of the engaged state, which is slidingly engaged by the male element (1) along the axis of insertion of the male element (1) into the female element (2). The relative movement of the actuation/release slider (3) and the male element (1) is transferred to first releasable locking members of the male element (1), which cooperate with corresponding second locking members of the female element (2) to move from a stable locked state to a stable unlocked state of the male element (1) relative to the female element (2). The movement from the unlocked state to the locked state is obtained by an action of movement of said slider (3) in the direction of insertion. Furthermore, the male element comprises a handle (13) having the slider (3) at least partially and slidingly housed therein.
Swimming goggles (1) comprising two eyepieces (2), with a substantially cup-like shape, a bridge element (6) connecting said two eyepieces (2) at the nose, a strap (7) for wrapping the head and intended to couple the outer ends of each eyepiece (2) and to keep the goggles (1) in place when in use, wherein each one of the two eyepieces (2) comprises at least one polygonal plan shaped flat front lens or wall (201) and a shell wall (202) composed of a set of polygonal plan shaped flat lenses joined with each other, along adjacent contact edges, and with the peripheral edge of the at least one flat front lens or wall (201) such to delimit a reduced volume inner chamber which is completely open towards the rear part of the eyepiece (2), that is towards the eye.
Device for releasably connecting a first element with a second element, which elements are alternately connectable and disconnectable, comprising a male element (1) connectable to one end of said first element, which is inserted into a female element (2), connectable to one end of said second element such that the male element (1) and the female element (2) pass from a disengagement condition to a mutual engagement condition. There is further provided a slider (3) activating/deactivating the engagement condition, which is engaged to the male element (1) so as to slide along the axis of insertion of the male element (1) inside the female element (2). The relative motion between the activation/deactivation slider (3) and the male element (1) is transmitted to first removable locking members, belonging to the male element (1), cooperating with corresponding second locking members belonging to the female element (2), such to pass from a stable locking condition to a stable release condition of the male element (1) with the female element (2), the passage from the locking condition to the release condition and vice versa being performed by a movement of the slider (3) along the axis of insertion.
Swimming fins of the kind comprising a foot pocket provided with a outsole and an upper closed at the tip and open at the heel zone, for lodging with slight clearance the feet of a scuba diver wearing diving booths, characterized by the fact that the outsole and/or the upper sections of the said fins are provided with a number of through holes.
