Abstract: Method for producing a compound, rotationally symmetrical component (3) with internal and external teeth consisting of a blank (1) and a toothed body (5), wherein the two parts (1, 5) are designed in the form of a pot and in a first method step are inserted coaxially one inside another with interlocking, mutual support and in a second method step are interlocked together with at least one forming tool (17, 27) applied against the (inner and/or outer) circumference, wherein in the second method step the circumferential surface (14, 14?) of said blank (1) is continuously deformed in a rolling forming process in the axial direction and in the radial direction such that the circumferential surface (14, 14?) of the blank (1) is deformed to interlock into the tooth bases (10) of the teeth (6) of the toothed body (5).

Abstract: A belt pulley for a gear mechanism, in particular for a steering gear, having a cylindrical body having an outer surface on which a toothing made of a plastic material is provided, and a fastening flange which is provided with fastening openings, is characterized in that the toothing is configured integrally with the cylindrical body.

Abstract: A shaft supporting structure of a belt-driven continuously variable transmission for reducing a length of a shaft on which a torque cam is mounted is provided. A first bearing is interposed between an outer circumferential face of the rotary shaft and an inner circumferential face of the torque cam to support those members while allowing relative rotation therebetween. A second bearing is situated radially outside of the first bearing to support one of axial ends of the output member while allowing the output member to rotate relatively with a casing. A sealing member is fitted onto the torque cam to be interposed between an outer circumferential face of the torque cam and the second bearing.

Abstract: A method of mounting a motor to a gearbox includes positioning a coupling along an input shaft of the gearbox from a starting position to a first alignment position. In the starting position, the coupling drivingly engages a greater portion of the gearbox input shaft than in the first alignment position. In the first alignment position, the coupling operatively contacts the motor output shaft. Another step includes rotating the coupling so that the coupling aligns with the motor output shaft. Another step includes axially positioning the coupling at a second alignment position such that the coupling drivingly engages both the motor output and the gearbox input shafts. Another step includes positioning the motor to allow mounting of the motor on the gearbox with the coupling at a third alignment position drivingly engaging a greater portion of the motor output and the gearbox input shafts than in the second alignment position.

Abstract: A temperature-regulating valve comprises a valve body, two circlips, two small O-rings and a valve core, wherein the valve core is located in the chamber of the valve body and comprises a big retainer ring, an end cap, medium retainer ring, a big O-ring, a restraint block, a thermal component, a compression spring, small retainer ring, a slide block, a return spring and a release pressure plate.

Abstract: A slewing ring grease assembly for providing grease to internal gear teeth of a slewing ring. The slewing ring grease assembly includes a bulkhead fitting having a flange and a shaft, the shaft extends through a hole in the bulkhead attached to the slewing ring such that the shaft extends over the internal gear teeth of the slewing ring. The bulkhead fitting flange is secured to the bulkhead on a side opposite the internal gear teeth of the slewing ring. A passage through the bulkhead fitting is provided which is capable of delivering grease through the bulkhead fitting and onto the internal gear teeth of the slewing ring. The grease assembly may include a wall fitting extending through a wall of housing supporting the bulkhead and a connecting tube capable of delivering grease from the wall fitting to the passage of the bulkhead fitting.

Abstract: An axle assembly having an axle housing and a bowl cover. The axle housing may have a center portion that may define a bowl opening. The bowl cover may be mounted to the axle housing and may cover the bowl opening. The bowl cover may include one or more lubricant management features, such as a lubricant reservoir that may hold a volume of lubricant.

Abstract: The invention concerns a gear wheel (2) having a plurality of identical teeth suitable for meshing in parallel with a similar second gear wheel in a casing (3) of a hydraulic machine, said gear wheel having a side face of the front toothing (21) and a side face of the rear toothing (22) suitable for dragging in rotation against a front bush (41) and a rear bush (42), respectively, said bushes (41, 42) being slotted onto a sleeve (20) fixedly connected to the gear wheel (2), said helical teeth extending along the entire gear wheel (2) between the front side face (21) and the rear side face (22), where both the side face of the front toothing (21) and the side face of the rear toothing (22) have, at each tooth, a removed rotor portion (2a, 2b, 2c), so as to have an area of the side faces of the toothing that does not come into contact with the bush when the latter is placed in abutment against the respective side face of the toothing of the gear wheel.

Abstract: A speed control mechanism for controlling selective engagement of the self-propelled transmission assembly for a walk-behind lawn mower is provided. The speed control mechanism is also configured to control the relative output speed of the transmission assembly. The speed control mechanism includes a speed engagement assembly and a speed adjustment assembly, wherein the speed engagement assembly includes a pair of rotatable levers for causing the transmission assembly to actuate between a disengaged position and an engaged position and the speed adjustment assembly includes a rotatable knob for causing the relative output speed of the transmission assembly to the wheels of the lawn mower to increase or decrease.

Abstract: Every time a specified time AT elapses, this shift control device calculates a target drive force Fd (a step S5), calculates a absolute value AF of a difference between an optimum fuel consumption rate Fopt [Fd] for the target drive force Fd and a fuel consumption rate FN [Fd] for the target drive force Fd in each of the gear stages N (a step S8), determines candidate gear stages Nc from the gear stages N (as step S13), and integrates the absolute value AF that is calculated for each of the candidate gear stages Nc in a period from last shift to the present time to determine the candidate gear stage Nc for which an integrated value J is the smallest as a target gear stage Nm (a step S15).

Abstract: A method of controlling an automatic transmission for reducing synchronization shock during an upshift in an accelerated state may include determining a shift progress rate, performing shift progress rate determination of determining whether the determined shift progress rate is higher than a certain value, performing PID control of a release element when the shift progress rate is determined to be higher than the certain value, performing release element-shared torque determination of determining whether a shared torque of the release element is higher than 0, and reflecting the PID control in the release element when the shared torque of the release element is determined to be higher than 0.

Abstract: A vehicle includes an engine, torque converter, and transmission assembly. The transmission assembly includes gear sets each having a plurality of nodes, an input member, a binary clutch connected to a node of one of the gear sets, friction clutches, and a controller. The controller detects a requested rolling garage shift of the transmission into a forward drive mode above a calibrated threshold absolute speed, and controls an amount of slip across a selected assisting clutch via modulation of pressure commands to the selected assisting clutch once the vehicle has slowed below the first calibrated threshold speed. The controller also stages the binary clutch to a calibrated staging pressure while controlling slip across the selected assisting clutch, and commands an engagement of the binary clutch and a release of the selected assisting clutch when a speed of the binary node reaches zero or a calibrated low non-zero speed.

Abstract: A control method is provided for a powertrain in a vehicle, the powertrain including an engine mechanically connected to a gearbox and an Electronic Control Unit (ECU), wherein the method includes allowing an extraordinary gear shift in spite of a first torque comparison indicating an expected engine output torque demand above a first general limit for allowed output torque associated with the extraordinary gear shift provided that: a second torque comparison indicates that the expected engine output torque demand after the extraordinary gear shift is within the limits of a second temporarily increased allowed engine output torque limit; and an extraordinary gear shift criteria is fulfilled indicating a gear shift is allowed the criteria being dependent on at least one parameter chosen among estimated fuel efficiency, engine efficiency, expected future torque demand, time of running the engine above the general engine torque limit and engine temperature.

Abstract: An actuator device for a gearbox of a motor vehicle includes a plurality of selector shafts, which can each be displaced in a first direction between a plurality of selection positions and in a second direction between a plurality of shifting positions and which each have a connecting element that is operatively connected-in at least one of the selection positions with at least one selector rail of the gearbox for transferring a movement of the selector shaft in the second direction onto the selector rail. The selector shafts are mounted relative to each other so as to be movable relative to one another in the first direction and are fixed to relative to each other in the section direction, wherein the selection positions of the selector shafts are independently adjustable by means of a plurality of first adjusting elements, and wherein the selector shafts can be displaced together between the shifting positions by means of a second adjusting element.

Abstract: A transmission includes a torque converter stator with controllable blade angle. The blade angle is adjusted by adjusting the rotational position of a control ring with respect to a stator hub. The stator blades are supported by the stator hob, a locking ring, and an outer ring. The stator blades have teeth that mesh with teeth on the control ring to determine blade angle. A controller adjust the blades by commanding fluid pressures in hydraulic circuits routed to the stator hub. Various circumstances in which the controller would adjust the blade angle are discussed.

Abstract: A control device for a belt-type continuously variable transmission CVT includes an engine 1, a belt-type continuously-variable transmitting mechanism 4; a forward/reverse switching mechanism 3 including a forward clutch 31 and a reverse brake 32; and a hydraulic control circuit 71 configured to control a pulley hydraulic pressure and engagement-element pressures for the forward clutch 31 and the reverse brake 32. The control device includes a selection control means for outputting a pulley hydraulic command to obtain an idle-time clamping pressure which is higher than an idle-time minimum pressure (idle-time MIN-pressure) calculated from an input torque, to the hydraulic control circuit 71, when the engine 1 is in operation during a selection of N-range. A position of an element clearance generated in the belt can be maintained even if drag torque is inputted.

Abstract: A hydraulic control system for a CVT may include a pressure regulator subsystem, a ratio control subsystem, a torque converter control (TCC) subsystem, a clutch control subsystem, and is enabled for automatic engine start/stop (ESS) functionality. A system and method are provided for performing an engine auto-stop in a vehicle having a CVT transmission and using an accumulator to fill the pulleys and clutches of the CVT, at least in part, during engine restart.

Abstract: The invention relates to a cylinder housing (2) for a pressure cylinder (1) of light-weight/hybrid construction, having a support structure (4) comprising an inner tube (6) with ends (7, 8) that are spaced apart in the axial direction, and a first and a second end piece (10, 11) in the region of one of the ends (7, 8) of the inner tube (6). A composite structure (12) made of a fibre-reinforced plastics material is arranged on an outer surface (13) of the inner tube (6). Arranged on an outer surface (16) of the first and the second end piece (10, 11) in each case in a manner distributed over the circumference thereof are a plurality of rod-like winding aids (17) that protrude from the outer surface (16).

Abstract: A canted coil spring assembly is disclosed having a plurality of coils and a filler material placed within the coils and in the direction of a centerline that goes through the coils. The plurality of coils have a loading direction that is generally perpendicular to a tangent of the centerline of the coils wherein a load is applied in such direction and causes the coils to deflect generally independently of adjacent coils.

Abstract: A shaft seal assembly including an elastomeric material molded to an annular metal shell is provided. The elastomeric material includes a lip extending from the annular shell to a lip distal end. The lip includes a first lip section projecting toward a center axis, and a second lip section projecting from the first lip section away from the center axis. A dust band is disposed between the first and second lip sections. The elastomeric material also includes flutes disposed on the second lip section and extending helically around the center axis and radially toward the center axis. The dust band can include vents, in which case one of the flutes extends from one side of each vent. The height of the flutes can increase from the dust band to the flute distal end, such that the flutes and the dust band have an equal interior diameter for engaging the shaft.

Abstract: A brush seal assembly may include: a packing body configured to be positioned between a rotating body and a fixing body and provided with an insertion groove; a brush seal part configured to include a brush extending toward the rotating body in a state in which one end of the brush seal part is inserted into the insertion groove and a support member supporting the brush; a thermal expansion member configured to adhere to a side of the support member and be thermally expanded in a circumferential direction of the packing body; and a fixing member configured to be fitted in the insertion groove to face the thermal expansion member to simultaneously fix the brush seal part in the circumferential direction and a radial direction of the packing body.

Abstract: A hydrodynamic mating ring of the present disclosure may include a sealing face, a hydrodynamic groove disposed in the sealing face, an impeller portion, and an inlet conduit configured to provide fluid communication between the hydrodynamic groove and the impeller portion. A method of sealing may include providing a mating ring having a sealing face, a plurality of hydrodynamic grooves disposed in the sealing face, a plurality of impeller portions, and a plurality of inlet conduits configured to provide fluid communication between respective ones of the plurality of hydrodynamic grooves and the plurality of impeller portions. The method may include rotating the mating ring, and increasing at least one of a pressure, a volume, and a flow rate of fluid to the hydrodynamic grooves via the plurality of impeller portions drawing said fluid into the plurality of inlet conduits.

Abstract: An air valve includes a valve body having an inner surface and an outer surface, the inner surface and the outer surface defining an inlet and an outlet; a seat mounted within the valve body and having an upper surface and a lower surface, the upper surface facing the outlet of the valve body, the upper surface and the lower surface defining a bore and a fastener hole, the bore and the fastener hole extending between the upper surface and the lower surface, the upper surface further defining a first sealing ridge and a second sealing ridge, a second sealing ridge, the first sealing ridge and the second sealing ridge extending between the bore and the fastener hole; a fastener extending through the fastener hole into the valve body; and a float moveable within the valve body and engageable with the bore of the seat.

Abstract: An actuator system having various features is disclosed. An actuator system may have a first and a second electrohydraulic servo valve. A control selector may connect one of the electrohydraulic servo valves to a cylinder and may isolate the other electrohydraulic servo valve to ameliorate leakage in response to a switching solenoid valve operating. In this manner, one electrohydraulic servo valve may be connected to a cylinder to operate the cylinder, and the other electrohydraulic servo valve may be isolated from the cylinder, for example, to provide a standby electrohydraulic servo valve.

Abstract: [Problem(s)] To provide a governor capable of preventing damage to parts when the pressure in the primary side channel rapidly rises, and of alleviating pressure fluctuation in the secondary side channel. [Solution] A governor 1 is provided with a non-return valve 19 at a shield plate 16 such that when the pressure in the primary side channel 2 rapidly rises, the fluid from the primary side channel 2, which has passed through the port 4, can immediately flow into the pressure detection chamber 13 through the non-return valve 19. As a result, when the pressure in the primary side channel 2 rapidly rises, the governor 1 is capable of entering a closed valve state within a short amount of time.

Abstract: A valve for installation in a valve bore of a housing or valve block includes a valve bushing for insertion into the valve bore, a guided valve piston that can be moved axially in the valve bushing, an activation section of said piston projecting above the valve bushing axially, and a valve cover that is configured to be arranged over the valve bore and that forms, together with the activation section of the valve piston, at least one activation pressure chamber.

Abstract: A valve that protects a gear box from a working fluid leaked from the valve is provided. The valve includes a cylinder in which a working fluid flows, a disk rotatably disposed within the cylinder and configured to control a flow path, and a shaft configured to transmit power to the disk. In addition, a gear box is connected to the shaft and a connector is configured to connect the gear box and the cylinder. Further, the connector includes a drain aperture configured to discharge the working fluid leaked from the cylinder.

Abstract: A displacement pump for automobiles includes a pump chamber configured to have a lubricant flow therethrough, a check valve configured to control an access to the pump chamber, and a valve travel limiter. The check valve comprises a valve opening and a valve body configured to cover the valve opening. The valve limiter comprises a mechanical temperature element which is configured to increase a valve travel of the valve body as a temperature decreases, and to reduce the travel distance of the valve body as the temperature increases.

Abstract: A flow control valve for a flow controller includes a valve main body provided with an open-top valve chamber hole, a metal diaphragm valve element, a lower support cylinder having notches facing each other, an upper support cylinder attached to the lower support cylinder, a support frame horizontally disposed through the notches of the lower support cylinder, a disc spring placed between the support frame and a bottom of the lower support cylinder, a lower cradle placed on the support frame, a piezoelectric element inserted into the support cylinder above the lower cradle, a guide fixed to the valve main body together with the support frame with the support cylinder being inserted through the guide cylinder in a vertically movable manner. The support cylinder is pressed upward by the extension of the piezoelectric element, whereby the metal diaphragm valve element is separated from the valve seat by the elastic force.

Abstract: An isolated electrically-controlled valve includes a base and a solenoid device. The base includes a first connection port formed on a side thereof, a second connection port formed on a bottom thereof, a coupling section extending therefrom, and a plurality of passages formed therein to allow the first and second connection ports and the coupling section to communicate with each other. The solenoid device is coupled to the first connection port and includes an isolation airtight seal gasket arranged between the base and the solenoid device. As such, the solenoid device drives the isolation airtight seal gasket to move in order to control the communication established between the second connection port and the coupling section and the isolation airtight seal gasket provides isolation between the base and the solenoid device to prohibit fluid or liquid flowing in the interior of the base from invading into the solenoid device.

Abstract: A fluid valve assembly includes a housing that may be positioned on a support surface. An inlet is coupled to the housing. The inlet may be coupled to a fluid source. A valve is coupled to the housing. The valve is coupled to the inlet. The valve may selectively allow and restrict a flow of fluid from the inlet. A pedal is movably coupled to the housing. The pedal may be stepped on. A switch is coupled to the pedal. The switch engages the valve when the pedal is stepped on. The switch opens the valve. An outlet is coupled to the housing. The outlet is coupled between the valve and a hose. A fluid is delivered to the hose when the pedal is stepped on.

Abstract: A flow control system for a body of water includes a floating portion that is covered by a shroud and includes a buoyant member. The floating portion has an inlet portion within the shroud and the inlet portion is suspended distal from the floating portion forming a gap. A stationary portion is interfaced to a containment surface of the body of water and is in fluid communication with a drainage system. An extendable member is interfaced to the inlet portion, fluidly interfacing an orifice of the inlet portion to the stationary portion, and therefore to the drainage system. When in use, fluid from below a surface of the body of water flows through the gap, into the orifice, through the extendable member, and out through the drainage system. The flow rate of the fluid is constant through a range of depths of the body of water.

Abstract: A valve assembly comprising a valve body and a lever for actuating the valve, the valve body comprising at least one device having a visual display, wherein the at least one device is located such that, when the lever is in a closed position, at least a portion of the visual display is located behind the lever. The lever may include an opening or window for viewing the visual display when the lever is in the closed position, or the lever may be transparent.

Abstract: A gate valve is provided with a flapper mechanism that is disposed in the main body of the valve and automatically works to seal and isolate the main body of the valve from a bonnet. The bonnet is isolated without any manual function or operation. When the flapper valve is in a closed position, the bonnet, gate and gate actuating mechanism can be removed from the gate valve body without isolating the gate valve. This enables the bonnet and associated components to be repaired or replaced while water or fluid under pressure continues to flow through the main body of the gate valve.

Abstract: A microvalve includes a first plate having a surface, a recessed region provided within the surface, a fluid port provided within the recessed region, and a sealing structure extending about the fluid port. A second plate defines a non-movable portion and a movable portion, a surface of the non-movable portion abutting the surface of the first plate, the non-movable portion having first and second openings formed therethrough. The movable portion is formed within the first opening and has an axis, the movable portion defining a displaceable member connected to the non-movable portion by a convoluted spring formed in a second opening.

Abstract: A microvalve includes a first plate having a surface, a recessed region provided within the surface, a fluid port provided within the recessed region, and a sealing structure extending about the fluid port. A second plate defines a non-movable portion and a movable portion formed within the first opening and having an axis. A surface of the non-movable portion abuts the surface of the first plate, the non-movable portion having first and second openings formed therethrough. The first opening has a notch formed in each of two longitudinally extending side walls thereof. The movable portion defines a displaceable member connected to the non-movable portion by a convoluted spring formed in a second opening. The displaceable member has a tab extending outwardly from each of two longitudinally extending side walls thereof, each tab positioned within one of the notches.

Abstract: A microvalve includes a first plate having an inner surface, a recessed region provided within the inner surface, a normally open fluid port and a normally closed fluid port provided within the recessed region. A first sealing structure extends about the normally open fluid port, and a second sealing structure extends about the normally closed fluid port. A second plate defines a non-movable portion and a movable portion. A surface of the non-movable portion abuts the inner surface of the first plate, the non-movable portion having an opening formed therethrough. The movable portion is formed within the opening, has an axis, and defines a displaceable member connected to the non-movable portion by a convoluted spring formed in the opening.

Abstract: A cable supporting device includes a channel member. The channel member has a curved section bounding an interior. A top flange, a bottom flange, and an outer wall define a channel. The channel has an opening facing the interior.

Abstract: A pole bracket magnetically attaches a magnetic cable fastener to a magnetic object such as a building structure such as a frame, electrical box, conduit, truss, I-beam, car body, vehicle chassis or any suitable object. For example, the pole bracket removably attaches to and holds the magnetic cable fastener to hold a cable to the building structure. The pole bracket has a base having a pole attachment portion to attach to a pole. The pole bracket also has a magnetic clip holder section coupled to the base. The magnetic clip holder section includes a snap stem portion operable to removably hold the magnetic cable fastener. As the magnetic fastener is positioned as desired via the pole bracket, the magnetic fastener is magnetically self-aligned with and removably attached to the building structure.

Abstract: A magnetic cable fastener includes a magnetic fastener, a boss, a base, and a loop coupler attached to the base. The loop coupler is attached to the base and is operable to attach to another structure. The loop coupler may be a cable, wires, electrical conduit, rope, adjustable strap, and a tie wrap or suitable object. According to one embodiment, the loop coupler may further include at least two fingers. The fingers are operative to flex or compress appropriately to permit the cables to enter the fingers. According to another embodiment, the loop coupler is a solid loop to permit for example, a cable strap to be inserted and attach the cable strap to the loop coupler. Thus, the magnetic cable fastener may secure one or more cables via the loop fingers or solid loop or other suitable cable coupler.

Abstract: A device retains dangling electrical wire at a desired location during the construction process so subsequently hung drywall doesn't conceal the wire end that is intended to be exposed. The device includes a primary face and flange which are approximately perpendicular, and a channel protruding from the primary face. The primary face and flange hug the corner of a wall stud, and a loose end of electrical wire is threaded through the channel. When drywall is hung, a pre-measured and pre-cut drywall gap is positioned to surround the gap and wire segment so the wire end is available for use in wiring light fixtures and the like.

Abstract: A pipeline support for securing an elevated pipeline to a piling is provided. The pipeline support electrically insulates the pipeline from the piling without using an insulating block disposed between the pipeline support and the piling. The pipeline support is also moveable relative to the piling to move along with the thermal expansion and contraction of the pipeline. The pipeline support includes a pipe shoe and a pipeline clamp attached to the pipe shoe. A coating of an electrical insulator material substantially covers the pipeline clamp and an upper half of the pipe shoe.

Abstract: A system of interlocking blocks and rods or tubes for rapid assembly of component infrastructures, where one or more of those components have electronics, power or other instrumentalities built into the component during manufacture, such as by 3-D printing, and the components thereof and methods therefor. The rods or tubes, blocks (for interlocking the rods/tubes) and through-holes allow not only structural stability but interconnectivity of electricity, power or other functionalities. The methodology of the present invention provides a paradigm for modeling more costly and complicated systems. Also, product packaging for products made pursuant to the present invention is scaled so as to be usable in the application of the parts.

Abstract: A multilayer fuel hose may include a fuel filler hose construction which may include a first inner fuel-impermeable rubber layer, and a second outer wall layer, and a hose fitting. The inner fuel-impermeable rubber layer may include particles constructed and arranged to increase the impermeability of fuels through the inner fuel-impermeable rubber layer.

Abstract: A flexible pipe body and method of producing a flexible pipe body are disclosed. The method includes providing one or more composite filament (302) as a filament bundle (310); applying a braid element (304) around the filament bundle as a braided bundle (310); helically wrapping the braided bundle (310) around a flexible pipe layer (502); and then curing (510) the one or more composite filament (302).

Abstract: The invention relates to a coupling (1) for placement in a hole, where the coupling (1) is pipe shaped, includes at least a base part (2) and at least a first sealing part (3), which is suited for sealing against the insert (5) and at least another sealing part (4). The coupling includes at least one outgrowth (14) on the exterior side of the coupling (1), where the coupling (1) includes an exterior surface (1?) and an internal surface (1?). The first sealing part (3) is mounted with contact against the inner surface (1?) and is designed to seal against the insert (5) and the second sealing part (4) is mounted with contact against the outer surface (1?) and designed to seal against the hole part. The invention also relates to the use of the coupling (1) for connections where there is to be controlled and/or sealed in a hole.

Abstract: Provided are: a joining structure capable of suitably obtaining joining strength between components which compose the joining structure; and a joining method thereof. For this purpose, a joining structure (1) includes: a shaft member (10); and a thin-walled cylindrical member (20) that fits an inner circumferential surface thereof to an outer circumferential surface of the shaft member (10). The thin-walled cylindrical member (20) has: a first crimped portion (21), in which an axially intermediate portion is reduced in diameter in a radial direction, and is crimped to the shaft member (10); and a second crimped portion (22), in which an end surface (20a) is folded radially inward, and is crimped to the shaft member (10).

Abstract: Quick connect arrangements for securing together first and second tubular members. A securing sleeve helps secure the connection together and include locking arrangements which ensure that the securing sleeve cannot be inadvertently unthreaded.

Abstract: An apparatus and system are disclosed for fluid transfer. The apparatus includes a fluid nozzle having a nozzle base. A poppet is rigidly coupled with the nozzle base. The poppet includes a poppet end surface. The fluid nozzle also includes a seal ring having a seal ring end surface disposed between a pull-back collar end surface and the poppet end surface. The seal ring is movable between a first position that prevents fluid flow through the fluid nozzle, and a second position that forms an annular fluid outlet that allows fluid flow through the fluid nozzle. The fluid nozzle also includes a tubular ball ring disposed around an outer surface of the seal ring. The ball ring includes at least one opening for housing a tumbler, which is configured to engage a surface feature of a keyed receiver. The system includes a fluid receiver and the fluid nozzle.

Abstract: A quick-fit coupling (1) for pressurised fluid, comprising a hollow longitudinal valve body (3) having at least a first valve body part (4) and a second valve body part (5) that is coaxially movable with respect to the first valve body part (4), a shutter stem (6) positioned in the valve body (3) coaxially to the longitudinal axis (L) of the valve body (3), a longitudinal hollow body (7) for containing the valve body (3), disposed coaxially to the valve body (3) and defining, with the valve body (3), a hollow space (8), a drive sleeve (9) for driving the second part (5) of the valve body (3) and disposed in the hollow space (8), the second valve body part (5) being movable with respect to first valve body part (4) in contrast and by action of a first helical spring (10) positioned in the hollow space (8), the sleeve (9) being movable with respect to the valve body (3) in contrast and by action of a second helical spring (13) positioned in the hollow space (8), at least one helical spring (10, 13) having coils