Class 285/288.5 - Having additional holding means

Subclass of Class 285 - Pipe joints or couplings
Definition: Subject matter including another holding means such as a
No. of patents: 33
Last issue date: 09/19/2006

Number	Title	Issue Date
7108294	Composite pipe assembly and components A plastic coupling for joining two metal pipe sections end-to-end to form a pipe assembly. A first plastic spigot cuff is formed along the periphery of the end of the first pipe and a mating second plastic bell cuff is formed along the periphery of the end of the se...	09/19/2006
6945568	Joint structure for coupling components in a joint portion of a fluid flow passage In a joint structure for coupling a first component (21) to a second component (22) in a joint portion of a fluid flow passage, the second component (22) has a portion thereof inserted into the first component (21) to engage with the firs...	09/20/2005
6939083	Apparatus and method for connecting pipes during underwater pipe-laying A method of welding together the ends of outer pipe sections (16A, 16B) of pipe-in-pipe pipeline to be laid on a seabed employs an annular member (5) interposed between adjacent lengths of pipe. The annular member comprises a first axial part (	09/06/2005
6938933	Corrugated plastic pipe sections having flanged ends and structurally tight joints thereof Rigid corrugated plastic pipe sections are provided with a flange radially extending from at least one end of the pipe length, which allows structural and water tight joints between connecting flanged pipes and fittings to be formed in an assembly including a periph...	09/06/2005
6845559	Method for coupling a protective net to flexible tube for a sprinkler A structure and a method for coupling a protective net to a flexible tube, comprising shaping the flexible tube, wrapping the flexible tube with the meshed protective net made of stainless steel, and welding both ends of the flexible tube to both ends of the protect...	01/25/2005
6769719	Multilayer tube with butt weldable end and welding method for a multilayer tube A weldable plastic tube has at least one end designed to be butt welded and designed for the conveyance of a fluid producing a drop in mechanical resistance of the weldable plastic. The tube includes an internal layer for protection of the plastic of the tube from c...	08/03/2004
6698801	Prestressed welded connection stub for a fuel injection system for internal combustion engines Disclosed is a connection stub and a housing, in particular a high-pressure fuel reservoir, for a fuel injection system for internal combustion engines with a welded connection stub, in which sealing faces between the housing and the connection stub are p...	03/02/2004
6283384	Fuel injector with weld integrity arrangement A fuel injector assembly with fluid communication cut-outs is disclosed which includes a method of forming a fuel injector that allows weld integrity evaluation between a shell and a body of the fuel injector, the fuel injector having a fuel inlet, a fuel...	09/04/2001
5758904	System and method for securing a block to a manifold for a heat exchanger A block adapted to be joined to a manifold for a heat exchanger by brazing or an equivalent method includes a block body having a protrusion. The block body has an engagement surface to be deployed in cooperation with the outer surface of the manifold. Th...	06/02/1998
5480194	Metal expansion joint vibration absorber apparatus for pipe systems The apparatus consists of three single integral sheet metal structures interconnected by weldings. The first structure is the bellows element. The second structure is an integral formed sheet metal part which forms the one flange element and simultaneousl...	01/02/1996
5395142	Welding joint and backing sleeve therefore Welding joint (18,22) connecting workpieces (19,20,24,29) having a throughlet (25) comprising a weld (21,34) wherein a backing sleeve (10,28) is held within the workpieces (19,20,24,29) in the region of the weld. The welding joint comprises a partition la...	03/07/1995
5378026	Cylindrical flexible joint unit A cylindrical flexible joint unit for interconnecting a hot gas duct of circular cross-section to a further duct structure of circular cross-section. The flexible joint unit comprises an inlet annular flexible wall structure for connection to the hot gas ...	01/03/1995
5333913	Galvanic isolation device Galvanic isolation between two fluid-conducting members made of dissimilar materials is provided by a coupling pipe that separates the two members (e.g. a pipe and a valve). The coupling pipe includes a tubular section and two flange sections, which mate ...	08/02/1994
5328214	Spring pipe connector A spring connecting or adapted to connect the cut-off ends of an exhaust pipe, particularly of a tractor or the like, after it has been cut in two. The spring is preferably welded at each end to a corresponding end of the exhaust pipe cut in two, or, when...	07/12/1994
5123678	Junction and sealing device having a metallic lip joint The device has a first metallic junction element affixed to a first pipe element and a second metallic junction element affixed to second pipe element. One of the junction elements is provided with an elastic lip cooperating with a frontal face provided o...	06/23/1992
5066053	Clamp with pipe branch A clamp for forming a seal on a pipeline section, the clamp comprising a pair of complementary clamp members to be clamped together, each clamp member having an inner surface with a pair of axially spaced, circumferentially extending circumferential seals...	11/19/1991
5018555	Pre-press tube A pre-press tube is composed of several lengths of tube with a plug-in end at one end and a plug-in socket at the other opposite end. Plug-in end and plug-in socket are chosen to be conical in such a way, that when the plug-in end is pressed into the plug...	05/28/1991
4635970	Thrust rod anchor for pipe joint restraint systems A thrust rod anchor for utilization in conjunction with a tied form of pipe joint restrainer system. The anchor utilizes two arcuate band segments the ends of which are welded to elongate junction devices such as blocks. These junctions are bolted togethe...	01/13/1987
4627645	Flexible pipe coupling A pipe coupling wherein an elastic sleeve receives the end portions of two pipes and has a partition which extends between the end portions of the pipes. The sleeve is surrounded by a split ring in the form of a band whose end portions are spot welded to ...	12/09/1986
4600219	Corrosion-resistant pipe coupling structures A corrosion-resistant pipe coupling made of carbon steel has on its inner surface an intermediate annular projection directed radially inward. At least an innermost part of the annular projection is formed of corrosion-resistant material such as stainless...	07/15/1986
4534585	Pipe joint locking device A pipe joint adapted to be utilized in flow lines or well casings in which clockwise and counter-clockwise rotation is imparted to the pipe joint in order to provide for the remote subsea make and break connections between a floating vessel and a subsea w...	08/13/1985
4524996	Corrosion-resistant tube assembly A corrosion-resistant component is provided for a corrosion-resistant tube assembly. The component includes a corrosion-susceptible metal tube and a sleeve of corrosion-resistant metal mechanically joined to the tube for protecting the end portions of the...	06/25/1985
4511106	Heat exchanger support system providing for thermal isolation and growth Apparatus for supporting and constraining opposed end members of a heat exchanger frame structure while maintaining the high temperature portions of the heat exchanger thermally isolated from the frame and accommodating relative movement of the heat excha...	04/16/1985
4509776	Corrosion-resistant pipe coupling structures A corrosion-resistant pipe coupling made of carbon steel has on its inner surface an intermediate annular projection directed radially inward. At least an innermost part of the annular projection is formed or corrosion-resistant material such as stainless...	04/09/1985
4445265	Shrink grip drill pipe fabrication method A drill pipe is fabricated by forming a tubular tool joint with a pipe connection formation at one end. The other end of the tool joint is connected to one end of a tubular adapter by a threaded shrink grip connection. The other end of the adapter is conn...	05/01/1984
4403795	Flange union with improved recessed seats and sealing ring A flange union is disclosed which is provided with opposed recessed female seats carried by the terminal inner ends of the flange members. A replacable sealing ring having an annular convex sealing surface is positioned between the annular cooperating sea...	09/13/1983
4366970	Theft prevention method and apparatus for wellheads A flange juncture of a wellhead is protected by first and second stainless steel clam shell closure members of substantially identical construction which are positioned over the flange juncture and welded by stainless steel welding procedures to preclude ...	01/04/1983
4345785	Dielectric pipe coupling for use in high temperature, corrosive environments A pipe coupling is disclosed for connecting two pipelines of different materials together in a high temperature, corrosive environment which, at the same time, prevents deterioration of the pipelines due to galvanic action. The coupling achieves its purpo...	08/24/1982
4336958	Pipe flange A pipe flange coupling having a carbon steel body and flange with a bore extending through the body and flange and a bolt circle in the flange, a lining throughout the entire length and circumference of the bore, and a sealing surface on the flange radial...	06/29/1982
4278235	Male ended valve A forged steel male end valve provided with a new and improved body with a centering end ring adapted for butt welding as for instance with respect to a tank or pipe, said body being greatly enlarged in diameter, compared to the bore of the body, adjacent...	07/14/1981
4131302	Clamp-welded pipe joint A seal-welded pipe joint mechanically braced by a clamp for preferred use in handling toxic and radioactive materials is disclosed together with a process for joining the same. The joint comprises a pair of abutted male frustroconical skirts, each attache...	12/26/1978
4012470	Sewage treatment aeration systems An aeration system for a sewage treatment tank including headers having connectors longitudinally spaced along the header, the connectors being adapted to receive air diffusers; means supporting the header horizontally in a tank; and means for rotating th...	03/15/1977
3964520	Connection between two inter engaging elements A connection between the end of a cylindrical pipe inserted into a hole in a plate for connection there with, the connection being fluid-tight and capable of resisting a torsional couple; the connection is effected by first expanding the pipe-end with res...	06/22/1976

PatentStorm

Bizarre Patents

PatentStorm News

Class 285/288.5 - Having additional holding means