The present invention relates to a pipe coupling comprising: a tubular casing, having a longitudinal gap between a first free end and a second free end, for fitting around a pipe; and a tensioning system for tightening the casing around the outer surface of the pipe, the system comprising: at least one fastener having a first end and a second end, for tightening the casing around the pipe; a first member, coupled to the first free end of the casing, configured to engage with the first end of the or each fastener; and a second member, slidably coupled to the second free end of the casing, configured to engage with the second end of the or each fastener, the second member being longitudinally slidable from a first position, in which the or each fastener is free to move radially out of engagement with said second member, to a second position in which the or each fastener is in retained engagement with said second member.
F16L 21/06 - Joints with sleeve or socket with a divided sleeve or ring clamping around the pipe ends
F16L 55/172 - Devices for covering leaks in pipes or hoses, e.g. hose-menders from outside the pipe by means of rings, bands or sleeves pressed against the outside surface of the pipe or hose the ring, band or sleeve being tightened by a tangentially arranged threaded pin and a nut
A pipe coupling for connecting together the ends of two pipes. The pipe coupling including: a tubular casing for fitting around the pipes; a tensioning system for tightening the casing around the outer surface of the pipes; and a guide member, coupled to and extending away from a first axial end of the tubular casing, for radially aligning and guiding one of the pipes into the tubular casing. Further including an assembly having a pipe coupling and a pipe, the pipe coupling being pre-installed on one end of the pipe, and configured to receive a second pipe.
F16L 21/06 - Joints with sleeve or socket with a divided sleeve or ring clamping around the pipe ends
F16L 3/01 - Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets for supporting or guiding the pipes, cables or protective tubing, between relatively movable points, e.g. movable channels
F16L 17/04 - Joints with packing adapted to sealing by fluid pressure with sealing rings arranged between outer surface of pipe and inner surface of sleeve or socket with longitudinally split or divided sleeve
F16L 37/091 - 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 ring provided with teeth or fingers
The present invention relates to a pipe coupling comprising: a tubular casing, having a longitudinal gap between a first free end and a second free end, for fitting around a pipe; and a tensioning system for tightening the casing around the outer surface of the pipe, the system comprising: at least one fastener having a first end and a second end, for tightening the casing around the pipe;a first member, coupled to the first free end of the casing, configured to engage with the first end of the or each fastener; and a second member, slidably coupled to the second free end of the casing, configured to engage with the second end of the or each fastener, the second member being longitudinally slidable from a first position, in which the or each fastener is free to move radially out of engagement with said second member, to a second position in which the or each fastener is in retained engagement with said second member.
The present invention relates to a pipe coupling comprising: a tubular casing, having a longitudinal gap between a first free end and a second free end, for fitting around a pipe; and a tensioning system for tightening the casing around the outer surface of the pipe, the system comprising: at least one fastener having a first end and a second end, for tightening the casing around the pipe;a first member, coupled to the first free end of the casing, configured to engage with the first end of the or each fastener; and a second member, slidably coupled to the second free end of the casing, configured to engage with the second end of the or each fastener, the second member being longitudinally slidable from a first position, in which the or each fastener is free to move radially out of engagement with said second member, to a second position in which the or each fastener is in retained engagement with said second member.
The present invention relates to fire-resistant pipe couplings (100) for connecting together two plain-ended pipes in a fluid-tight manner. The pipe coupling (100) comprises: a tubular casing comprising: an outer tubular casing (102); and an inner tubular casing (104), fitting entirely inside the outer casing (102); a tubular sealing gasket (106) disposed within the inner tubular casing (104); and means (116) for tensioning the casing around the gasket (106). The casing further comprises: at least one layer of fire-resistant material (124) disposed between the inner (104) and outer (102) casings; and at least one layer of thermally-insulating material (128) disposed between the tubular sealing gasket (106) and the inner casing (104), whereby the outer casing (102) and tubular sealing gasket (106) are thermally insulated from one another.
F16L 27/113 - Adjustable jointsJoints allowing movement comprising a flexible connection only the ends of the pipe being interconnected by a rigid sleeve
The present invention relates to a pipe coupling for connecting together the ends of two pipes. The pipe coupling comprises: a tubular casing (102) for fitting around the pipes; a tensioning system (102) for tightening the casing around the outer surface of the pipes; and a guide member (108), coupled to and extending away from a first axial end of the tubular casing, for radially aligning and guiding one of the pipes into the tubular casing. The invention also relates to an assembly comprising such a pipe coupling and a pipe, the pipe coupling being pre-installed on one end of the pipe, and configured to receive a second pipe.
F16L 17/04 - Joints with packing adapted to sealing by fluid pressure with sealing rings arranged between outer surface of pipe and inner surface of sleeve or socket with longitudinally split or divided sleeve
The present invention relates to a pipe coupling for connecting together the ends of two pipes. The pipe coupling comprises: a tubular casing (102) for fitting around the pipes; a tensioning system (102) for tightening the casing around the outer surface of the pipes; and a guide member (108), coupled to and extending away from a first axial end of the tubular casing, for radially aligning and guiding one of the pipes into the tubular casing. The invention also relates to an assembly comprising such a pipe coupling and a pipe, the pipe coupling being pre-installed on one end of the pipe, and configured to receive a second pipe.
F16L 17/04 - Joints with packing adapted to sealing by fluid pressure with sealing rings arranged between outer surface of pipe and inner surface of sleeve or socket with longitudinally split or divided sleeve
The present invention relates to fire-resistant pipe couplings (100) for connecting together two plain-ended pipes in a fluid-tight manner. The pipe coupling (100) comprises: a tubular casing comprising: an outer tubular casing (102); and an inner tubular casing (104), fitting entirely inside the outer casing (102); a tubular sealing gasket (106) disposed within the inner tubular casing (104); and means (116) for tensioning the casing around the gasket (106). The casing further comprises: at least one layer of fire-resistant material (124) disposed between the inner (104) and outer (102) casings; and at least one layer of thermally-insulating material (128) disposed between the tubular sealing gasket (106) and the inner casing (104), whereby the outer casing (102) and tubular sealing gasket (106) are thermally insulated from one another.
F16L 27/113 - Adjustable jointsJoints allowing movement comprising a flexible connection only the ends of the pipe being interconnected by a rigid sleeve
The present invention relates to fire-resistant pipe couplings (100) for connecting together two plain-ended pipes in a fluid-tight manner. The pipe coupling (100) comprises: a tubular casing comprising: an outer tubular casing (102); and an inner tubular casing (104), fitting entirely inside the outer casing (102); a tubular sealing gasket (106) disposed within the inner tubular casing (104); and means (116) for tensioning the casing around the gasket (106). The casing further comprises: at least one layer of fire-resistant material (124) disposed between the inner (104) and outer (102) casings; and at least one layer of thermally-insulating material (128) disposed between the tubular sealing gasket (106) and the inner casing (104), whereby the outer casing (102) and tubular sealing gasket (106) are thermally insulated from one another.
A62C 35/68 - Details, e.g. of pipes or valve systems
F16L 21/02 - Joints with sleeve or socket with elastic sealing rings between pipe and sleeve or between pipe and socket, e.g. with rolling or other prefabricated profiled rings
F16L 21/06 - Joints with sleeve or socket with a divided sleeve or ring clamping around the pipe ends
F16L 25/00 - Construction or details of pipe joints not provided for in, or of interest apart from, groups
F16L 57/04 - Protection of pipes or objects of similar shape against external or internal damage or wear against fire or other external sources of extreme heat
F16L 59/18 - Arrangements specially adapted to local requirements at flanges, junctions, valves, or the like adapted for joints
Pipe coupling (100) comprising: a tubular casing (102), having a longitudinal gap (110) between a first free end and a second free end, for fitting around a pipe; and a tensioning system comprising: a first tensioning member (106) coupled to the first free end of the casing (102), comprising at least one engaging arm, and at least one engaging surface; a second tensioning member (108) coupled to the second free end of the casing (102), comprising at least one engaging arm, and at least one engaging surface; and at least one fastener. The at least one engaging arm of the first tensioning member (106) is configured to slidably engage with the at least one engaging surface of the second tensioning member (108), and vice versa. Upon tightening the or each fastener, the first tensioning member and the second tensioning member are drawn together to tighten the casing (102) around the outer surface of the pipe, the engaging arms acting on the respective engaging surfaces to substantially prevent the first tensioning member (106) from rotating relative to second tensioning member (108) about the longitudinal axis of the tensioning members (106, 108).
F16L 21/06 - Joints with sleeve or socket with a divided sleeve or ring clamping around the pipe ends
F16L 21/08 - Joints with sleeve or socket with additional locking means
F16L 55/172 - Devices for covering leaks in pipes or hoses, e.g. hose-menders from outside the pipe by means of rings, bands or sleeves pressed against the outside surface of the pipe or hose the ring, band or sleeve being tightened by a tangentially arranged threaded pin and a nut
The present invention relates to a pipe coupling including a tubular casing, having a longitudinal gap between a first free end and a second free end; a tensioning system including a first pivoting member; a second pivoting member having a projection located at a distal end of the second pivoting member; a bridge plate located inside the casing for spanning the longitudinal gap between the first free end and the second free end of the tubular casing; at least one fastener; and means for restraining radially the projection of the second pivoting member relative to the first pivoting member.
F16L 25/00 - Construction or details of pipe joints not provided for in, or of interest apart from, groups
F16L 17/04 - Joints with packing adapted to sealing by fluid pressure with sealing rings arranged between outer surface of pipe and inner surface of sleeve or socket with longitudinally split or divided sleeve
A pipe coupling for connecting together the ends of two pipes including a tubular casing for fitting around a pipe; tensioning means for tightening the casing around the outer surface of the pipe; and a dynamic axial restraint system comprising at least one resilient gripping ring mounted within the casing for gripping the outer surface of the pipe. The gripping ring includes an outer surface engaging with an inner surface of the casing and adapted to roll against the inner surface of the casing upon axial loading of the pipe; and an inner gripping surface for engaging the outer surface of the pipe. The gripping surface of the resilient gripping ring is adapted such that upon rolling of the outer surface against the inner surface of the tubular casing, the area of the gripping surface in contact with the pipe increases.
F16L 17/00 - Joints with packing adapted to sealing by fluid pressure
F16L 21/06 - Joints with sleeve or socket with a divided sleeve or ring clamping around the pipe ends
F16L 59/18 - Arrangements specially adapted to local requirements at flanges, junctions, valves, or the like adapted for joints
F16L 21/08 - Joints with sleeve or socket with additional locking means
F16L 47/12 - Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics with sleeve or socket formed by or in the pipe end with additional locking means
F16L 59/14 - Arrangements for the insulation of pipes or pipe systems
The present invention relates to apipe coupling (100) comprising: a tubular casing (102), having a longitudinal gap between a first free end and a second free end; a tensioning system comprising: a first pivoting member (106); a second pivoting member (108) having a projection located at a distal end of the second pivoting member; a bridge plate (114) located inside the casing for spanning the longitudinal gap between the first free end and the second free end of the tubular casing; at least one fastener(110); and means for restraining radially the projection of the second pivoting member relative to the first pivoting member. Upon tightening the fasteners, the first pivoting member and the second pivoting member pivot about the projection, such that each proximal end of the first pivoting member and the second pivoting member are drawn together to both tighten the casing around the outer surface of the pipe and to apply a radial force to the bridge plate.
F16L 17/04 - Joints with packing adapted to sealing by fluid pressure with sealing rings arranged between outer surface of pipe and inner surface of sleeve or socket with longitudinally split or divided sleeve
The present invention relates to apipe coupling (100) comprising: a tubular casing (102), having a longitudinal gap between a first free end and a second free end; a tensioning system comprising: a first pivoting member (106); a second pivoting member (108) having a projection located at a distal end of the second pivoting member; a bridge plate (114) located inside the casing for spanning the longitudinal gap between the first free end and the second free end of the tubular casing; at least one fastener(110); and means for restraining radially the projection of the second pivoting member relative to the first pivoting member. Upon tightening the fasteners, the first pivoting member and the second pivoting member pivot about the projection, such that each proximal end of the first pivoting member and the second pivoting member are drawn together to both tighten the casing around the outer surface of the pipe and to apply a radial force to the bridge plate.
F16L 17/04 - Joints with packing adapted to sealing by fluid pressure with sealing rings arranged between outer surface of pipe and inner surface of sleeve or socket with longitudinally split or divided sleeve
A pipe coupling (10) for connecting together the ends of two pipes comprises: a tubular casing (12) for fitting around a pipe; tensioning means (26) for tightening the casing around the outer surface of the pipe; and a dynamic axial restraint system comprising at least one resilient gripping ring (16) mounted within the casing (12) for gripping the outer surface of the pipe. The gripping ring (16) comprises: an outer surface (42) engaging with an inner surface of the casing (12) and adapted to roll against the inner surface of the casing upon axial loading of the pipe; and an inner gripping surface (46) for engaging the outer surface of the pipe. The gripping surface (46) of the resilient gripping ring is adapted such that upon rolling of the outer surface (42) against the inner surface of the tubular casing (12), the area of the gripping surface (46) in contact with the pipe increases.
F16L 21/06 - Joints with sleeve or socket with a divided sleeve or ring clamping around the pipe ends
F16L 21/08 - Joints with sleeve or socket with additional locking means
F16L 47/12 - Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics with sleeve or socket formed by or in the pipe end with additional locking means
F16L 59/18 - Arrangements specially adapted to local requirements at flanges, junctions, valves, or the like adapted for joints
A pipe coupling (10) for connecting together the ends of two pipes comprises: a tubular casing (12) for fitting around a pipe; tensioning means (26) for tightening the casing around the outer surface of the pipe; and a dynamic axial restraint system comprising at least one resilient gripping ring (16) mounted within the casing (12) for gripping the outer surface of the pipe. The gripping ring (16) comprises: an outer surface (42) engaging with an inner surface of the casing (12) and adapted to roll against the inner surface of the casing upon axial loading of the pipe; and an inner gripping surface (46) for engaging the outer surface of the pipe. The gripping surface (46) of the resilient gripping ring is adapted such that upon rolling of the outer surface (42) against the inner surface of the tubular casing (12), the area of the gripping surface (46) in contact with the pipe increases.
F16L 59/18 - Arrangements specially adapted to local requirements at flanges, junctions, valves, or the like adapted for joints
F16L 21/06 - Joints with sleeve or socket with a divided sleeve or ring clamping around the pipe ends
F16L 21/08 - Joints with sleeve or socket with additional locking means
F16L 47/12 - Connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics with sleeve or socket formed by or in the pipe end with additional locking means
A pipe coupling with an anchoring arrangement for locking the pipes together axially. The anchoring arrangement comprises a tubular casing, a frusto-conical gripping ring with inwardly projecting gripping teeth and tensioning bolts for tightening the casing about the frusto-conical gripping ring. The frusto-conical gripping ring is formed of a plurality of arcuate segments which overlap to form a complete ring. By forming the gripping ring of segments, the gripping ring is able to adapt to pipes that are not truly circular in cross section and a better grip on the pipe may be achieved than with a single-piece gripping ring.
F16L 21/02 - Joints with sleeve or socket with elastic sealing rings between pipe and sleeve or between pipe and socket, e.g. with rolling or other prefabricated profiled rings
A pipe coupling with an anchoring arrangement for locking the pipes together axially is described. The anchoring arrangement comprises a tubular casing (10), a frusto-conical gripping ring (40) with inwardly projecting gripping teeth 42 and tensioning bolts (17) for tightening the casing (10) about the frusto-conical gripping ring (40). The frusto-conical gripping ring (40) is formed of a plurality of arcuate segments (40a) and (40b) which overlap to form a complete ring. By forming the gripping ring of segments, the gripping ring is able to adapt to pipes that are not truly circular in cross section and a better grip on the pipe may be achieved than with a single-piece gripping ring.
F16L 17/04 - Joints with packing adapted to sealing by fluid pressure with sealing rings arranged between outer surface of pipe and inner surface of sleeve or socket with longitudinally split or divided sleeve
F16L 21/06 - Joints with sleeve or socket with a divided sleeve or ring clamping around the pipe ends
A pipe coupling with an anchoring arrangement for locking the pipes together axially is described. The anchoring arrangement comprises a tubular casing (10), a frusto-conical gripping ring (40) with inwardly projecting gripping teeth 42 and tensioning bolts (17) for tightening the casing (10) about the frusto-conical gripping ring (40). The frusto-conical gripping ring (40) is formed of a plurality of arcuate segments (40a) and (40b) which overlap to form a complete ring. By forming the gripping ring of segments, the gripping ring is able to adapt to pipes that are not truly circular in cross section and a better grip on the pipe may be achieved than with a single-piece gripping ring.
F16L 17/04 - Joints with packing adapted to sealing by fluid pressure with sealing rings arranged between outer surface of pipe and inner surface of sleeve or socket with longitudinally split or divided sleeve
F16L 21/06 - Joints with sleeve or socket with a divided sleeve or ring clamping around the pipe ends
patents
