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7591055 |
Method of securing facing end portions of pipe elements
A preassembled mechanical pipe coupling for joining pipe elements in end-to-end relationship is disclosed. The coupling is formed from a plurality of interconnectable segments that are initially...
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7571940 |
Pipe coupling with built-in grip
The invention provides an improved coupling having an innovative pipe grip preventing inadvertent separation of the two items being coupled. The improved releasable band-clamp coupling comprises a...
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7549681 |
Flowline clamp connector
A flowline connection assembly connects first and second tubular members to each other. Each tubular member has an external flange on its end. A recess is formed in the bore at the end of each of...
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7497485 |
Band device of joining pipe for preventing from leakage
The present invention provides a pipe joint which provides a seal after joining pipes, thus preventing water from leaking. The pipe joint includes a body part ( 10 ) and a coupling part ( 20 ). The...
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7490871 |
Pipe clamp with button engagement hole
A pipe clamp for connecting two pipe ends together. The pipe clamp includes a clamp component in the form of an open band of metal extending from a first flange to a second flange. A sleeve is...
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7475919 |
Slotted pipe clamp with opposed flange engagement loops
A pipe clamp which includes an open band of metal, a pair of opposed flanges located at the open ends of the band, and a tightening mechanism for drawing the flanges together. Each flange extends...
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7464971 |
Pipe fittings
Pipe fittings, used in joining abutting ends of two pipe sections, comprise a pair of semi-cylindrical members that are adapted to fit around and engage the periphery of opposed ends of the two...
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7464728 |
Pipe seal assembly and method
A two-part housing grips and surrounds a portion of a pipe, with ports at first and second ends of the housing through which the pipe extends. An annular end seal of elastomeric material at each...
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7416227 |
Conduit repair apparatus and method
Repair apparatus in the form of a tubular member composed of a semi-tubular lower section and a semi-tubular upper section which engage along the side edges. The semi-tubular sections have flared...
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7410192 |
Ribbed pipe clamp with sealing sleeve
A pipe coupler for use in connecting a pair of automotive exhaust pipe ends each having a circumferential rib. The pipe coupler includes a ribbed band and internal split sealing sleeve along with a...
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7396053 |
Pipe coupling comprising a divided sleeve
A pipe coupling ( 11 ) comprises a tubular casing ( 12 ) and a sealing gasket ( 13 ), which fit over the ends of the pipes to be coupled. The casing ( 12 ) is formed from a strip of rolled steel...
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7390026 |
Housing type joint
A housing type joint including: a housing formed by arranging at least three arcuate segments in a circumferential direction with gaps; an elastic ring arranged in the housing for hermetically...
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7384076 |
Pipe ring apparatus and method
An apparatus and method according to which the apparatus includes a pair of connected arcuate members for clamping around a pipe, with each arcuate member including at least one protrusion. The...
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7364205 |
Coupling for a steel spiral flexible hose
Disclosed is a coupling for a spiral wire flexible hose. The coupling includes a ring clamp configured as a clamping jaw and including at least two partial shells enclosing a sleeve of the spiral...
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7261324 |
Containment apparatus and method for attachment to a ruptured pipe
In one embodiment, a containment apparatus includes an outer casing having a body with a first end and a second end sized to fit around a pipe, and an interior channel in the body that extends...
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7252310 |
Pipe coupling with tongue and groove sealing sleeve
A coupler for use in joining two pipes in a butt joint. The coupler includes a band clamp and a split sealing sleeve disposed inside the band clamp for encircling the abutted ends of the pipes. The...
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7249790 |
Clamp for joining tubular bodies
A band clamp used to connect tubular bodies such as vehicle exhaust system components. The band clamp has a band extending from a first end to a second end and includes a pair of spaced ribs...
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7232160 |
Pipe clamp inner seal
A sealing of pipe repair clamps is taught providing a flexible inner sheet or sleeve adapted for duty inside a pipe repair clamp to prevent leakage of the fluid to be transported in a pipeline. The...
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7182155 |
Locking split barrel sampler and soil sampling system
Once the core barrel has been inserted into the ground to the appropriate depth for the required soil sample, it may be withdrawn by removing the entire drill string. Once withdrawn, the soil...
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7168743 |
Means to seal terminal ends of pipe sleeves
An apparatus to seal terminal ends of the two half oversized sleeves, positionable on the external circumferential side of affected riser pipes. The apparatus comprises of a pair of flange bodies...
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7165579 |
Pipeline repair system and method of installation
A pipeline repair system includes a sleeve adapted to permanently enclose an outer surface of a longitudinal section of a pipeline having a defect. The sleeve includes two or more longitudinal...
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7144047 |
Flexible pipe coupling
A mechanical pipe coupling permitting relative axial, torsional and angular deflections between pipes joined together by the coupling is disclosed. Rings, each having a greater outer diameter than...
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7125056 |
Toggle locked coupling
A coupling is provided for joining the ends of relatively soft plastic conduit. Hinged shell halves contain gripping teeth that penetrate and secure the conduit ends together. Penetration of the...
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7070209 |
Tapping sleeve
An improved tapping sleeve includes a first sleeve member having an outlet aperture, a second sleeve member, and a unitary gasket. An outlet retaining ring is positioned around the outlet aperture....
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7066210 |
Compression pipe repairing and reinforcing methods
A method of repairing a section of pipe is described. The method includes applying a first split sleeve and a second split sleeve to the pipe section, functionally associating the first end of the...
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7025393 |
Pipe coupler with tongue and groove sealing sleeve
A coupler for use in joining two pipes in a butt joint. The coupler includes a band clamp and a split sealing sleeve disposed inside to band clamp for encircling the abutted ends of the pipes. The...
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6997266 |
Expandable hanger and packer
A first tubular is disposed coaxially within a portion of a second, larger tubular. A portion of the first tubular is expanded into frictional contact with the second tubular, thereby creating a...
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6962544 |
Front derailleur for a bicycle
A front derailleur includes a fixed member, a chain guide and a linkage assembly. The fixed member has a mounting portion and a pair of mounting flanges axially spaced from each other. The linkage...
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6916051 |
Coupler for a flexible tube
A coupler for a flexible tube is disclosed. The coupler includes a first channeled member having a generally semicircular cross-section and a first longitudinal axis extending therethrough and a...
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6913294 |
Coupling for coaxial connection of fluid conduits
A coupling is designed for sealingly connecting two fluid conduits such as automotive fluid lines in axial end-to-end relationship. The conduits have respective telescopically interengaging male...
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6904941 |
Helically formed cylinder of varying length and diameter
A variable diameter cylinder made from a sheet having first and second edges that are opposite to each other and that slideably connect with each other to form a helical joint of a cylinder such...
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6832791 |
Connection means for interconnecting two duct elements
Connection elements for interconnecting two duct ends, the elements comprising a tubular connection member for uniting the duct ends, the tubular member comprising at least one pair of half-bodies...
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6830268 |
Pipe repair clamp
The present invention relates to a repair clamp providing an improved pipe repair clamp. The clamp according to the invention could be used in some cases as a coupling to join two pipe ends. The...
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6758501 |
Pipe coupler
A coupler for use in joining two pipes in a butt joint. The coupler includes a band clamp and a split sealing sleeve disposed inside the band clamp for encircling the abutted ends of the pipes. The...
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6726255 |
Tube-in-tube joint
A tube-in-tube joint includes a rectangular coupling having a longitudinally extending slot the entire length of the coupling which is inserted into opposed ends of two rectangular elongated tube...
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6676173 |
Duct joiner and method of manufacture
A duct joiner for air ducting is provided which has at least one tubular neck portion with resilient projections extending out of a first annular groove, a sealing ring mounted in a second annular...
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6672628 |
Quick connect hose coupling
A hose and quick connect coupling assembly comprising a receiving hose, an insertion hose, a pair of quick connect coupling halves each coupling half being identical to the other, and a securing...
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6637782 |
End-sided closure of a pipe
An end-sided closure of a pipe having the following features: a flanged-socket metallic member one end of which is welded to the pipe to be closed and the other end of which is designed for being...
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6634607 |
Pipe clamp
A clamp for sealing a lap joint is disclosed. The clamp includes a band having a main body and bolts mounting flanges located at opposite ends of the main body. A sealing bar is mounted between the...
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6581977 |
Segmented pipe couplings employing T-bolts and improved T-bolts therefor
A segmented pipe coupling includes traction bolts that permit movement of shanks of the traction bolts into an attitude in which the head and nut of the traction bolts engage their respective...
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6565129 |
Quick connect system and method for fluid devices
A quick connect system and method for fluid devices according to which one end portion of a first tubular member is inserted in an end portion of a second tubular in a telescoping relationship. An...
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6517122 |
Clamshell coupling system and method
A clamshell coupling for a conduit system is provided. The clamshell coupling may comprise at least one longitudinal housing having first and second ends adapted to receive sections of conduit. A...
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6494502 |
Connector for small animal cage systems
A connector for joining two tubular members together includes inner and out concentric rings that are joined together in a manner that permits the outer ring to turn relative to the inner ring. The...
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6494501 |
Pipe connector, pipe-connecting structure, and connecting method
A pipe joint connecting a pipe using an anaerobic adhesive, which possesses a double pipe structure formed with an inner pipe fitting into the inner circumference side of the end of the pipe, and...
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6450551 |
Nonferrous metal pipe coupling structure
The invention is to provide a coupling structure of corrosion resistance for nonferrous metal piping. The coupling structure comprises: iron socket members( 10, 10 a ), for a two piece iron...
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6447323 |
Power source cable connector
An internally fitting cylindrical portion 14 formed on a front end of a second cylindrical casing 6 is fitted into an externally fitting cylindrical portion 13 formed on a front end of a...
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6398270 |
Corrugated pipe joint
A corrugated pipe joint for coupling corrugated pipes includes at least two joint components, each of which includes a joint main body made of a synthetic resin and including an arc-shaped portion...
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6371491 |
Pipe fitting gasket having enhanced surface properties
An elastomeric gasket for a pipe coupling having a dry lubricating film of an aqueous solution of a lubricant and a film-forming polymer adhered thereto.
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6367849 |
Joint for corrugated pipe
A joint (and method) connects synthetic resin corrugated pipes, each of the corrugated pipes including a pipe wall having sectionally rectangular wall portions and sectionally circular wall...
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6357196 |
Pultruded utility pole
A hollow fiberglass utility pole includes a pair of segments that are a fiberglass sheet that has a semicircular cross-section. The segments have first and second longitudinal edges with male and...
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