Goods & Services

Agricultural machines; Machine tools; Power-operated tools; Motors and engines, except for land vehicles; Machine coupling and transmission components, except for land vehicles; Agricultural implements, other than hand-operated; Couplings for agricultural implements; Couplings being parts of earth diggers; Couplings being parts of garden tractors for mowing lawns; Couplings for machines; Couplings, other than for land vehicles; Couplings for pneumatic apparatus; Couplings of metal for hydraulic apparatus; Fluid couplings being parts of machines; Power transmission couplings for water vehicles; Power transmission couplings for aircraft; Hydraulic couplings, namely, water swivels; Hydraulic valves; Valves being parts of machines; Valves for pumps; Quick coupling for fluid transfer; Quick disconnect coupling; Hydraulic quick coupling; Valves of metal for conducting fluids, being parts of machines; Hydraulic couplings, other than for land vehicles; Safety couplings, other than for land vehicles; Adaptors for pipes being parts of machines; Hydraulic tools; Mechanical tools; Hand-held tools, other than hand-operated; Regulators being parts of machines; Pressure regulators and controllers, being parts of machines..

Abstract

A quick coupling assembly (1) is described which is suitable for connecting hydraulic lines under pressure, comprising a female coupling (2) 5 and a male coupling (3), which can be coupled with the female coupling (2), wherein the female coupling (2) is associated with a machine, while the male coupling (3) is associated with a piece of work equipment or vice versa. The assembly (1) comprises a ring nut (8) axially sliding and adapted to couple the male coupling (3) with the female coupling (2). The assembly (1) further 10 comprises an elastic ring (100).

IPC Classes  ?

• F16L 37/088 - 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 a split elastic ring
• F16L 15/00 - Screw-threaded jointsForms of screw-threads for such joints
• B25B 27/00 - Hand tools or bench devices, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
• B25B 27/10 - Hand tools or bench devices, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same inserting fittings into hoses
• F16L 15/08 - Screw-threaded jointsForms of screw-threads for such joints with supplementary elements
• F16L 29/04 - Joints with fluid cut-off means with a cut-off device in each of the two pipe ends, the cut-off devices being automatically opened when the coupling is applied
• F16L 37/23 - Couplings of the quick-acting type in which the connection is maintained by means of balls, rollers, or helical springs under radial pressure between the parts by means of balls
• F16L 37/35 - Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in each of two pipe-end fittings at least one of two lift valves being opened automatically when the coupling is applied at least one of the valves having an axial bore communicating with lateral apertures
• F16L 19/00 - Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on, or into, one of the joint parts

Abstract

A quick coupling assembly (1) suitable for connecting hydraulic lines under pressure is described, comprising a female coupling (2) and a male coupling (3) which can be connected to the female coupling (2), wherein the female coupling (2) is associated with a machine suitable for generating hydraulic pressure, while the male coupling (3) is associated with a piece of equipment. The female coupling (2) comprises an external part (4) integral with the machine, and an internal part (5) sliding along a connection axis (X) inside the external part (4). The external part (4) comprises a radial seat (25) for a piston suitable for moving radially between a first position, in which the connection between the female coupling (2) and the male coupling (3) is allowed, and a second position, in which the connection between the female coupling (2) and the male coupling (3) is forbidden due to the interference between the internal part (5) and the piston..

IPC Classes  ?

• F16L 37/23 - Couplings of the quick-acting type in which the connection is maintained by means of balls, rollers, or helical springs under radial pressure between the parts by means of balls
• F16L 37/35 - Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in each of two pipe-end fittings at least one of two lift valves being opened automatically when the coupling is applied at least one of the valves having an axial bore communicating with lateral apertures
• F16L 37/36 - Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in each of two pipe-end fittings with two lift valves being actuated to initiate the flow through the coupling after the two coupling parts are locked against withdrawal

Goods & Services

Junctions of metal for pipes; rapid coupling junctions of metal for pipes; rotary joints of metal for pipes; valves of metal for conducting fluids; multiple connection plates of metal for various fluids. Junctions, not of metal, for pipes; rapid coupling junctions, not of metal, for pipes; rotary joints, not of metal, for pipes; multiple connection plates, not of metal, for various fluids. Valves, not of metal, for conducting fluids.

Goods & Services

Junctions of metal for pipes; rapid coupling junctions of metal for pipes; rotary joints of metal for pipes; valves of metal for conducting fluids, other than parts of machines; multiple connection plates of metal for various fluids for fluid transfer Junctions, not of metal, for pipes; rapid coupling junctions, not of metal, for pipes; rotary joints, not of metal, for pipes; multiple connection plates, not of metal, for various fluids for fluid transfer Valves, not of metal, for conducting fluids

Goods & Services

(1) Junctions of metal for pipes; rapid coupling junctions of metal for pipes; rotary joints of metal for pipes; valves for conducting fluids, namely, metal valves for pipes for hydraulic oil and water-based fluid transfer; multiple connection plates of metal for hydraulic oil and water-based fluid transfer. (2) Junctions, not of metal, for pipes; rapid coupling junctions, not of metal, for pipes; rotary joints, not of metal, for pipes; multiple connection plates, not of metal, for various fluids. (3) Valves not of metal for conducting fluids, namely, valves of plastic for pipes for hydraulic oil and water-based fluid transfer; valves not of metal for conducting fluids, namely, valves of rubber for pipes for hydraulic oil and water-based fluid transfer.

Goods & Services

Junctions of metal for pipes; rapid coupling junctions of metal for pipes; rotary joints of metal for pipes; valves of metal for conducting fluids; multiple connection plates of metal for various fluids. Junctions, not of metal, for pipes; rapid coupling junctions, not of metal, for pipes; rotary joints, not of metal, for pipes; multiple connection plates, not of metal, for various fluids. Valves, not of metal, for conducting fluids.

Abstract

A quick coupling fitting (1) including a first connector (2) and a second connector (3) coaxially screwed along a longitudinal axis (L). The first connector (2) includes at least one guide track (27) which is integral with an external casing (23), a sliding ring (28) slidably mounted in axial alignment with the external casing (23) and adapted to slide on the at least one guide track (27), and a screwing ring (29) screwed with the external casing (23). The sliding ring (28) includes at least one tooth (288). The second connector (3) includes a locking ring (38) rotatably mounted and axially aligned with the external body (3) which includes at least one housing (388). The at least one tooth (288) is mountable with the at least one housing (388) in a fully screwed position of the quick coupling fitting (1).

IPC Classes  ?

• F16L 19/00 - Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on, or into, one of the joint parts
• F16L 29/04 - Joints with fluid cut-off means with a cut-off device in each of the two pipe ends, the cut-off devices being automatically opened when the coupling is applied
• F16L 15/08 - Screw-threaded jointsForms of screw-threads for such joints with supplementary elements

Abstract

Quick coupling device (1) comprising a first supporting plate (2) comprising a through opening (200) and at least one first connector (3) which is adapted to slide inside said at least one through opening (200), comprising at least one engagement means (4) adapted to integrally engage the first connector (3) in one sense and comprising at least one bushing (5) separately mountable with the first connector (3) which enters into contrast with said supporting plate (2) to lock said first connector (3) in the other sense.

IPC Classes  ?

• F16L 37/14 - Joints secured by inserting between mating surfaces an element, e.g. a piece of wire, a pin, a chain
• F16L 37/56 - Couplings of the quick-acting type for double-walled or multi-channel pipes

Abstract

A quick coupling fitting (1) is described, comprising a first connector (2) and a second connector (3) coaxially screwed along a longitudinal axis (L), said first connector (2) comprises at least one guide track (27) which is integral with an external casing (23), a sliding ring (28) slidably mounted axially aligned with the external casing (23) and adapted to slide on said at least one guide track (27), a screwing ring (29) screwed with said external casing (23), said sliding ring (28) comprises at least one tooth (288), said second connector (3) comprises a locking ring (38) rotatably mounted axially aligned with said external body (3) which comprises at least one housing (388), said at least one tooth (288) being mountable with said at least one housing (388) in a fully screwed position of the quick coupling fitting (1).

IPC Classes  ?

• F16L 29/04 - Joints with fluid cut-off means with a cut-off device in each of the two pipe ends, the cut-off devices being automatically opened when the coupling is applied
• F16L 19/00 - Joints in which sealing surfaces are pressed together by means of a member, e.g. a swivel nut, screwed on, or into, one of the joint parts

Abstract

A fluid transmission fitting (100) includes at least two female couplers (47) inserted within a hydraulic feeding block (1), and at least two respective male couplers (48), which can be coupled to the female couplers (47). The block (1) includes at least two hydraulic lines (49) and at least one draining line (50), and a lever (4) integral with an independent member (82, 83) cam (7) adapted to relieve the pressure from a chamber (54) inside each female coupler (47) and adapted to uncouple the male coupler (48) from the respective female coupler (47). Each female coupler (47) includes a pressure relief valve (51), which puts the chamber (54) into connection with the draining line (50).

IPC Classes  ?

• F16L 37/32 - Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in each of two pipe-end fittings at least one of two lift valves being opened automatically when the coupling is applied
• F16L 37/23 - Couplings of the quick-acting type in which the connection is maintained by means of balls, rollers, or helical springs under radial pressure between the parts by means of balls
• F16L 37/56 - Couplings of the quick-acting type for double-walled or multi-channel pipes
• F16K 11/18 - Multiple-way valves, e.g. mixing valvesPipe fittings incorporating such valvesArrangement of valves and flow lines specially adapted for mixing fluid with two or more closure members not moving as a unit operated by one actuating member, e.g. a handle with separate operating movements for separate closure members

Abstract

A fluid transmission fitting (100) is described comprising a flat-faced female coupler (47) with a frontal annular seal (400) to protect from the introduction of impurities, when uncoupled, during the step of coupling-uncoupling and when coupled to a flat-faced male coupler (48).

IPC Classes  ?

• F16L 37/32 - Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in each of two pipe-end fittings at least one of two lift valves being opened automatically when the coupling is applied
• F16L 37/23 - Couplings of the quick-acting type in which the connection is maintained by means of balls, rollers, or helical springs under radial pressure between the parts by means of balls
• F16L 37/413 - Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in only one of two pipe-end fittings with a lift valve being opened automatically when the coupling is applied the lift valve being of the sleeve type, i.e. a sleeve being telescoped over an inner cylindrical wall
• F16L 37/56 - Couplings of the quick-acting type for double-walled or multi-channel pipes

Abstract

A fluid transmission fitting (100) includes a female coupler (47) inserted within a hydraulic feeding block (1), and a male coupler (48), which can be coupled to the female coupler (47). The hydraulic feeding block (1) includes at least one hydraulic line (49) and a draining line (50), and a lever (4) integral with a cam (7) adapted to relieve the pressure from a chamber (54) inside the female coupler (47) and adapted to uncouple the male coupler (48) from the female coupler (47). The female coupler (47) including a pressure relief valve (51), which puts the chamber (54) into connection with the draining line (50).

IPC Classes  ?

• F16L 37/32 - Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in each of two pipe-end fittings at least one of two lift valves being opened automatically when the coupling is applied
• F16L 37/23 - Couplings of the quick-acting type in which the connection is maintained by means of balls, rollers, or helical springs under radial pressure between the parts by means of balls
• F16L 37/56 - Couplings of the quick-acting type for double-walled or multi-channel pipes

Abstract

A fluid transmission fitting (100) is described comprising at least two female couplers (47) inserted within a hydraulic feeding block (1), and at least two respective male couplers (48), which can be coupled to said female couplers (47), said block (1) including at least two hydraulic lines (49) and at least one draining line (50), and a lever (4) integral with an independent member (82, 83) cam (7) adapted to relieve the pressure from a camera (54) inside each female coupler (47) and adapted to uncouple the male coupler (48) from the respective female coupler (47), each female coupler (47) including a pressure relief valve (51), which puts said chamber (54) into connection with said draining line (50).

IPC Classes  ?

• F16L 37/23 - Couplings of the quick-acting type in which the connection is maintained by means of balls, rollers, or helical springs under radial pressure between the parts by means of balls
• F16K 11/18 - Multiple-way valves, e.g. mixing valvesPipe fittings incorporating such valvesArrangement of valves and flow lines specially adapted for mixing fluid with two or more closure members not moving as a unit operated by one actuating member, e.g. a handle with separate operating movements for separate closure members
• F16L 37/38 - Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in only one of two pipe-end fittings
• F16L 37/56 - Couplings of the quick-acting type for double-walled or multi-channel pipes

Abstract

A fluid transmission fitting (100) is described comprising at least two female couplers (47) inserted within a hydraulic feeding block (1), and at least two respective male couplers (48), which can be coupled to said female couplers (47), said block (1) including at least two hydraulic lines (49) and at least one draining line (50), and a lever (4) integral with an independent member (82, 83) cam (7) adapted to relieve the pressure from a camera (54) inside each female coupler (47) and adapted to uncouple the male coupler (48) from the respective female coupler (47), each female coupler (47) including a pressure relief valve (51), which puts said chamber (54) into connection with said draining line (50).

IPC Classes  ?

• F16L 37/23 - Couplings of the quick-acting type in which the connection is maintained by means of balls, rollers, or helical springs under radial pressure between the parts by means of balls
• F16L 37/38 - Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in only one of two pipe-end fittings
• F16L 37/56 - Couplings of the quick-acting type for double-walled or multi-channel pipes
• F16K 11/18 - Multiple-way valves, e.g. mixing valvesPipe fittings incorporating such valvesArrangement of valves and flow lines specially adapted for mixing fluid with two or more closure members not moving as a unit operated by one actuating member, e.g. a handle with separate operating movements for separate closure members

Abstract

A fluid transmission fitting (100) is described comprising a flat-faced female coupler (47) with a frontal annular seal (400) to protect from the introduction of impurities, when uncoupled, during the step of coupling-uncoupling and when coupled to a flat-faced male coupler (48).

IPC Classes  ?

• F16L 37/23 - Couplings of the quick-acting type in which the connection is maintained by means of balls, rollers, or helical springs under radial pressure between the parts by means of balls
• F16L 37/32 - Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in each of two pipe-end fittings at least one of two lift valves being opened automatically when the coupling is applied
• F16L 37/413 - Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in only one of two pipe-end fittings with a lift valve being opened automatically when the coupling is applied the lift valve being of the sleeve type, i.e. a sleeve being telescoped over an inner cylindrical wall

Abstract

A fluid transmission fitting (100) is described comprising a flat-faced female coupler (47) with a frontal annular seal (400) to protect from the introduction of impurities, when uncoupled, during the step of coupling-uncoupling and when coupled to a flat-faced male coupler (48).

IPC Classes  ?

• F16L 37/23 - Couplings of the quick-acting type in which the connection is maintained by means of balls, rollers, or helical springs under radial pressure between the parts by means of balls
• F16L 37/32 - Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in each of two pipe-end fittings at least one of two lift valves being opened automatically when the coupling is applied
• F16L 37/413 - Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in only one of two pipe-end fittings with a lift valve being opened automatically when the coupling is applied the lift valve being of the sleeve type, i.e. a sleeve being telescoped over an inner cylindrical wall

Abstract

A fluid transmission fitting (100) is described comprising a female coupler (47) inserted within a hydraulic feeding block (1), and a male coupler (48), which can be coupled to said female coupler (47), said block (1) including at least one hydraulic line (49) and a draining line (50), and a lever (4) integral with a cam (7) adapted to relieve the pressure from a camera (54) inside the female coupler (47) and adapted to uncouple the male coupler (48) from the female coupler (47), said female coupler (47) including a pressure relief valve (51), which puts said chamber (54) into connection with the draining line (50).

IPC Classes  ?

• F16L 37/23 - Couplings of the quick-acting type in which the connection is maintained by means of balls, rollers, or helical springs under radial pressure between the parts by means of balls
• F15B 20/00 - Safety arrangements for fluid actuator systemsApplications of safety devices in fluid actuator systemsEmergency measures for fluid actuator systems
• F16K 15/14 - Check valves with flexible valve members
• F16L 37/30 - Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in each of two pipe-end fittings

Abstract

A fluid transmission fitting (100) is described comprising a female coupler (47) inserted within a hydraulic feeding block (1), and a male coupler (48), which can be coupled to said female coupler (47), said block (1) including at least one hydraulic line (49) and a draining line (50), and a lever (4) integral with a cam (7) adapted to relieve the pressure from a camera (54) inside the female coupler (47) and adapted to uncouple the male coupler (48) from the female coupler (47), said female coupler (47) including a pressure relief valve (51), which puts said chamber (54) into connection with the draining line (50).

IPC Classes  ?

• F16L 37/23 - Couplings of the quick-acting type in which the connection is maintained by means of balls, rollers, or helical springs under radial pressure between the parts by means of balls
• F16L 37/30 - Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in each of two pipe-end fittings
• F16K 15/14 - Check valves with flexible valve members
• F15B 20/00 - Safety arrangements for fluid actuator systemsApplications of safety devices in fluid actuator systemsEmergency measures for fluid actuator systems

Abstract

A quick coupling is described, comprising a first element (50) and a second element (60) that can be separably coupled, the first element (50) mainly including hooking means (3), valved couplings (16) for delivery (9) and discharge (10) lines, and a connector (2) for user interface (25), the second element (60) mainly including hooking means (13, 15, 70), valved couplings (17) for delivery (20) and discharge (21) lines, and a connector (12) for user interface (122). Said second element (60) comprises a deviation valve (18) movable between an uncoupled-coupling open position in which the communication of the delivery line (20) with the discharge line (21) of the second element (60) is open by means of a canalization (31-32), and a coupled-coupling closure position in which a shutter (6) of the first element (50) pushes the deviation valve (18) to close said communication.

IPC Classes  ?

• F16L 37/252 - Couplings of the quick-acting type in which the connection is made by inserting one member axially into the other and rotating it to a limited extent, e.g. with bayonet-action the coupling being co-axial with the pipe the male part having lugs on its periphery penetrating into the corresponding slots provided in the female part
• F16L 37/56 - Couplings of the quick-acting type for double-walled or multi-channel pipes

Abstract

A quick coupling includes a first element and a second element which may be separably coupled. The first element includes a connector for connecting to a user interface, an external sleeve having helicoidal grooves and seats, and a first valved coupling for a first pressure line. The second element includes a hooking ring nut, a plurality of internal pins, a compression spring, a second valved coupling for a second pressure line, and a connector. The second element further comprises a safety ring nut and a plurality of safety pins provided along a circumference of the safety ring nut, the safety pins being configured to axially slide with the safety ring nut. The safety pins are configured to be pushed by the hooking ring nut and the compression spring into the seats of the external sleeve.

IPC Classes  ?

• E03B 1/00 - Methods or layout of installations for water supply
• F16L 37/32 - Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in each of two pipe-end fittings at least one of two lift valves being opened automatically when the coupling is applied
• F16L 55/00 - Devices or appurtenances for use in, or in connection with, pipes or pipe systems
• F16J 15/00 - Sealings

Abstract

A hydraulic assembly comprises a one-piece body attachable to the outside of the hydraulic machine near the hydraulic equipment and provided with at least one input hydraulic linkage connectable to a pressure line of the hydraulic circuit of the vehicle, at least one coupling suitable for the connection with a feeding input of a removable equipment and a pressure discharge hydraulic linkage connectable to a draining line, at least one normally closed discharge valve positioned between the linkage to a pressure line and the linkage to a draining line and a pressure discharge control operable so as to cause the opening of the at least one normally closed valve for the connection the pressure line to the draining line for discharging the pressure existing in the hydraulic circuit of the vehicle. The discharge valve is of the sliding piston type and the pressure discharge control is formed by a lever rotatable around a transversal axis between a stable resting position and a working position in which a side of the lever exerts an axial thrust on the sliding piston for the opening control of the valve.

IPC Classes  ?

• F16K 21/00 - Fluid-delivery valves

Abstract

There is described a hydraulic connection assembly with a pressure discharge control, which is positionable between an onboard hydraulic circuit of an engineering vehicle and a removable hydraulic equipment. The hydraulic assembly comprises a one-piece body (1, 51) attachable to the outside of the hydraulic machine near the hydraulic equipment and provided with at least one input hydraulic linkage (4, 5; 52) connectable to a pressure line of the hydraulic circuit of the vehicle, at least one coupling (7, 8; 54) suitable for the connection with a feeding input of a removable equipment and a pressure discharge hydraulic linkage (6; 53) connectable to a draining line, at least one normally closed discharge valve (21, 22; 55) positioned between said linkage (4, 5; 52) to a pressure line and said linkage (6; 53) to a draining line and a pressure discharge control (35; 56) operable so as to cause the opening of said at least one normally closed valve (21, 22; 55) for the connection of the above said pressure line to the draining line for discharging the pressure existing in the hydraulic circuit of the vehicle. The discharge valve (21, 22; 55) is of the sliding piston type (31) and the pressure discharge control (35; 56) is formed by a lever (35) rotatable around a transversal axis (36) between a stable resting position and a working position in which a side (37) of said lever (35) exerts an axial thrust on said sliding piston (31) for the opening control of said valve (21, 22; 55).

IPC Classes  ?

• F15B 20/00 - Safety arrangements for fluid actuator systemsApplications of safety devices in fluid actuator systemsEmergency measures for fluid actuator systems

Abstract

There is described a hydraulic connection assembly with a pressure discharge control, which is positionable between an onboard hydraulic circuit of an engineering vehicle and a removable hydraulic equipment. The hydraulic assembly comprises a one-piece body (1, 51) attachable to the outside of the hydraulic machine near the hydraulic equipment and provided with at least one input hydraulic linkage (4, 5; 52) connectable to a pressure line of the hydraulic circuit of the vehicle, at least one coupling (7, 8; 54) suitable for the connection with a feeding input of a removable equipment and a pressure discharge hydraulic linkage (6; 53) connectable to a draining line, at least one normally closed discharge valve (21, 22; 55) positioned between said linkage (4, 5; 52) to a pressure line and said linkage (6; 53) to a draining line and a pressure discharge control (35; 56) operable so as to cause the opening of said at least one normally closed valve (21, 22; 55) for the connection of the above said pressure line to the draining line for discharging the pressure existing in the hydraulic circuit of the vehicle. The discharge valve (21, 22; 55) is of the sliding piston type (31) and the pressure discharge control (35; 56) is formed by a lever (35) rotatable around a transversal axis (36) between a stable resting position and a working position in which a side (37) of said lever (35) exerts an axial thrust on said sliding piston (31) for the opening control of said valve (21, 22; 55).

IPC Classes  ?

• F15B 20/00 - Safety arrangements for fluid actuator systemsApplications of safety devices in fluid actuator systemsEmergency measures for fluid actuator systems

Abstract

It is described a female element (1) comprising a hollow external body (2) having an end (3) provided with fastening means (5) of one of the pipes to be joined and another end (4) intended for the frontal coupling with a corresponding end (36) of a male element (31). On said other end (4) of the external body (2) is rotationally and slidingly mounted a lock ring nut (6) which is screwable onto a complementary part (33) of the external body (32) of the male element to ensure the stabile union of the two male and female fitting elements. A ball bearing (16) is interposed between said lock ring nut (6) and said external body (2) of the female element (1) to generate between the same a rolling friction capable of allowing the reciprocal rotation without loosening the lock ring nut (6) from the external body (32) of the male element (31) in the case of turning or reciprocal twisting of the two pipes connected to the two male and female elements. Alternatively to the ball bearing, a pair of low-friction coefficient pads (50 and 51) may be provided.

IPC Classes  ?

• F16L 37/53 - Couplings of the quick-acting type adjustableCouplings of the quick-acting type allowing movement of the parts joined allowing adjustment or movement only about the axis of one pipe
• F16L 27/08 - Adjustable jointsJoints allowing movement allowing adjustment or movement only about the axis of one pipe
• F16L 19/02 - Pipe ends provided with collars or flanges, integral with the pipe or not, pressed together by a screwed member

Abstract

A female element (1) is described comprising a hollow internal body (2) having an end (3) provided with fastening means (5) to one of the pipes to be joined, a hollow external body (7) coaxial with said internal body (2) and having an end (8) which axially protrudes with respect to another end (4) of the internal body (2) opposite to that provided with fastening means (5), one rigid central stem (9) coaxially supported by said internal body (2) by means of a transversal perforated base (18) and having a widened end (10) near said protruding end (8) of the external body (7), an axially sliding sealing bush (12) coaxially arranged about said stem (9) and elastically stressed to be engaged with said widened end (10) of the stem (9) to prevent the passage of fluid within the female element (1), a cleaning bush (14) coaxially arranged about the sealing bush (12) and axially stressed in position so as to prevent the entrance of dirt about the sealing bush (12) and a lock sleeve (16) arranged about the protruding end (8) of the external body (7) and engageable with a complementary end of a male element to ensure the stable union of the two male and female elements of the fitting. The stem (9) is fixed to said base (18) by means of at least one half bush (25) radially fitted and axially locked in corresponding seats (26, 27) of said stem (9) and said base (18)

IPC Classes  ?

• F16L 37/34 - Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in each of two pipe-end fittings at least one of two lift valves being opened automatically when the coupling is applied at least one of the lift valves being of the sleeve type, i.e. a sleeve being telescoped over an inner cylindrical wall
• F16L 37/413 - Couplings of the quick-acting type with fluid cut-off means with fluid cut-off means in only one of two pipe-end fittings with a lift valve being opened automatically when the coupling is applied the lift valve being of the sleeve type, i.e. a sleeve being telescoped over an inner cylindrical wall

Goods & Services

Metal couplings for pipes; quick metal couplings for pipes; rotating junctions of metal for pipes; metal valves for fluid conduction; multi-coupling plates made of metal for fluids. Non-metal couplings for pipes; non metal quick couplings for pipes; rotating junctions not of metal for pipes; multi-coupling plates not of metal for fluids. Valves not of metal for fluid conduction.

Goods & Services

Metal couplings [ or ] * for * pipes, quick metal couplings for pipes; rotating junctions of metal for pipes, multi-coupling plates in metal for fluids, namely, plates which join couplings and thereby allow the simultaneous connection and disconnection of a plurality of pipes or lines, manually operated metal valves for fluid conduction [ Non-metal couplings for pipes; non-metal quick couplings for pipes, rotating junctions not of metal for hoses and plastic pipes, multi-coupling plates not of metal for fluids, namely, plates which join couplings and thereby allow the simultaneous connection and disconnection of a plurality of pipes or lines ]

Goods & Services

(1) Metal couplings for pipes, quick metal for pipes; rotating junctions of metal for pipes; multi-coupling plates in metal for fluids; metal valves for fluid conduction, non-metal couplings for pipes, non-metal quick couplings for pipes, rotating junctions not of metal for pipes; multi-coupling plates not of metal for fluids.

Goods & Services

Junctions of metal for pipes; rapid coupling junctions of metal for pipes; rotary joints of metal for pipes; valves of metal for conducting fluids; multiple connection plates of metal for various fluids. Junctions, not of metal, for pipes; rapid coupling junctions, not of metal, for pipes; rotary joints, not of metal, for pipes; multiple connection plates, not of metal, for various fluids. Valves, not of metal, for conducting fluids.

Goods & Services

Prises de courant électrique avec des trous contenant des douilles masquées, ces douilles étant arriérées, sans collier, fiches pour ces prises de courant avec les contacts à fiche partiellement isolés.