Class 285/392 - Attached thread bushing

Subclass of Class 285 - Pipe joints or couplings
Definition: Subject matter comprising an intermediate member on each
No. of patents: 35
Last issue date: 10/06/2009

Number	Title	Issue Date
7597363	Reinforcing ring for a plastic fitting and plastic fitting incorporating a reinforcing ring A reinforcing and a plastic fitting incorporating such a reinforcing ring are disclosed. The reinforcing ring and plastic fitting have particular utility with respect to fire sprinkler heads in buildings. The reinforcing ring has a single starter thread which is int...	10/06/2009
7195287	Pipe fitting for liquid or steam A fitting for liquid or steam piping, comprising: an elastic sealing ring; a locating sleeve placed around said sealing ring; an internal teethed lock ring located on the locating ring outer end face; an inner ring located outside of the internal teethed lock ring, ...	03/27/2007
7100946	Bulkhead assembly for use in pipe-in-pipe systems A bulkhead assembly for a pipe-in-pipe system includes coxially inner and outer components which are screwed together along a first threaded portion and a locking device which includes a locking element screwed onto a threaded portion on one of the components having...	09/05/2006
6991268	Pipe fitting having over-sized strengthened starter threads A pipe fitting has a body with an internally threaded bore and at least one female starter thread. The at least one female starter thread is disposed either within the bore or immediately outside of the bore. The starter thread is axially aligned with the bore threa...	01/31/2006
6991269	Means for connecting two pipe elements end-to-end Elements for connecting a first end selection (3) of pipe elements to a second end selection (4) of pipe elements, the connecting elements including a sealing joint (20) interposed between the end faces (7, 8) of the first and second end ...	01/31/2006
6866305	Pipe fitting having strengthened starter threads A pipe fitting has a body with an internally threaded bore and at least one female starter thread. The at least one female starter thread is disposed either within the bore or immediately outside of the bore. The starter thread is axially aligned with the bore threa...	03/15/2005
5813428	Combination wall hydrant and backflow preventor A fluid hydrant has an outlet with a threaded outer surface, and a backflow preventor is mounted on the inlet of the hydrant. The backflow preventor has an inlet and outlet end. Male hose threads are formed on the exterior of the outlet end of the backflo...	09/29/1998
5676406	Multiple synchronized thread fluid connector A screw-threaded connection incorporates multiple synchronized threads, that is, one connection element has a set of external threads that mates with a corresponding set of internal threads on the mating connection element, in customary fashion. The first...	10/14/1997
5503187	Multiple synchronized thread connector A screw-threaded connection incorporates multiple synchronized threads, that is, one connection element has one or more sets of male threads that mates with one or more corresponding sets of female threads on the mating connection element, in customary fa...	04/02/1996
5487573	Unitary assembly of tubing and a pressed on, interference fit, terminating fitting A unitary assembly of tubing and an end fitting. The end fitting includes a threaded fastener fitting having a tubular bore extending therethrough. A conical transition is coaxially provided to the bore at the thread/hex interface where the bore constrict...	01/30/1996
5452748	Synchronized dual thread connector A screw-threaded connection incorporates dual synchronized threads, that is, one connection element has a set of external male threads that mates with a corresponding set of internal female threads on the mating connection element, in customary fashion. T...	09/26/1995
5366257	Pipe connector An improved connecting device for of securing a pipe fitting of one material to a pipe of another. This invention provides a connector body with an insert fitting which does not leak therebetween. Further, the invented device has an integral annular flang...	11/22/1994
5356030	Container having at least one filling opening with a threaded closure A tubular fitting of sheet metal is formed in one piece of a container, for example, a bung container and an internally threaded bushing is press fitted into tubular fitting or is held therein by formations, texturing and/or adhesive and is braced axially...	10/18/1994
5350202	Method and apparatus for attaching lengths of fiberglass reinforced plastic pipe A method of attaching first and second lengths of fiberglass reinforced plastic pipe, the method comprising the steps of winding the first length of pipe around a metal female member, threading a metal male member onto an end of the second length of pipe,...	09/27/1994
5257836	Stab joint coupler A stab joint coupling, for joining corrugated pipes, has a male connector and a female connector both having means for attachment to a first and second piece of pipe by engaging the corrugation of the pipe. A circumferential elastomeric sealing means is p...	11/02/1993
5195785	Adapter for customizing gas tank fill fittings An adapter ring which screws onto a gas tank fill fitting to cover the standard threads on the fitting and provided customized non-standard threads to prevent suppliers without matching fill hose couplings from connecting their supply hose outlet fittings...	03/23/1993
5160172	Threaded latch ring tubular connector A tubular connector joint has a pin member on one of the tubular members and a box member on the other of the tubular members. External pin threads are formed on the exterior of the pin member. Internal box threads have the same pitch as the pin threads. ...	11/03/1992
5083821	Extreme temperature thread sealing method and apparatus A two or three piece seal apparatus and method is described for providing a positive seal of threads in extreme temperature ranges up to 2000° F. for at least 20 minutes. A stainless steel compression/retaining nut is utilized in combination with a high ...	01/28/1992
4989902	Ratcheting and threaded well connector A ratcheting and threaded connector for connecting an upper and lower tubular member which allows an upper member to be connected to a lower member with a ratcheting action and on subsequent rotation causes a threaded spring to move into position to engag...	02/05/1991
4900066	Pipe connector A pin and box connection for connecting tubular members together utilizes a split sleeve. The split sleeve is carried on one of the members and has the ability to retract. This allows the members to be snapped together without rotation. The split sleeve i...	02/13/1990
4869694	Mounting device for marine propellers and the like A marine drive (1) for a boat (3) includes a longitudinally extending propeller shaft (18, 20) which concentrically carries the hub (21, 22) of a propeller (10, 11) at the aft end of the shaft, with the shaft serving to rotatably drive the hub. The shaft ...	09/26/1989
4790573	Sealing system between a metal insert and plastic coupling, and resulting product Provision is made for installation, in the interior of a plastic coupling, of a cylindrical tubular-shaped metal insert with internal threads and having an externally knurled external flange at one end, followed by an intermediate section whereon external...	12/13/1988
4681166	Internal nonrotating tie-back connector A tie-back connector for a subsea well allows the tie-back connection to be made without rotation. A set of threads is located on an inner wall of the outer conduit into which the tie-back connection is to be made. An annular latch is carried by the inner...	07/21/1987
4607865	Connector, ratcheting type A tieback connector 10 for connecting tieback conductors 14 between a platform and a casing hanger 22 in a subsea well system 20 comprising a split ring 44 on a connector body member 12 having external threads 32 capable of mating with internal threads 24...	08/26/1986
4589445	Spout operated valve A valve or liquid dispenser which regulates the flow of liquid by means of the movement of its spout, consisting basically of a body of two main parts, one of which is coupled by means of an integrated tube, which may require an adapter, to the liquid out...	05/20/1986
4582208	Siphon head An adapter for a standard siphon head employed on a threaded neck of a bottle for dispensing carbonated liquids is provided and consists of a collar which has outer threads for installation into the standard siphon head and inner threads for installation ...	04/15/1986
4564226	System and method for increasing wall thickness on end of pipe on which thread is to be fabricated A system and method for thickening the end of a pipe or rod for receiving tapered threads is disclosed. A metal sleeve is metallurgically bonded to the outer surface of the end portion of a well pipe by a high-energy impact of the sleeve colliding radiall...	01/14/1986
4549756	Conduit coupling assembly A conduit coupling assembly for connecting the end portions of a pair of lengths of tubular conduit in coaxial, abutting relationship. Each end portion has external threads of the same size. The coupling assembly includes an abutment ring, locking means, ...	10/29/1985
4478440	Threaded pipe coupling Disclosed is a pipe coupling for coupling a first section of pipe with a second section of pipe. A threaded sleeve comprised of two identical semi-circular connector members is received in an annular recess formed in the exterior surface of the first pipe...	10/23/1984
4127343	Inner tube for screw jack A screw tube assembly is disclosed for use in a screw jack or the like. The screw tube assembly comprises a hollow tube member in one end of which is formed a recess so as to reduce the tube member wall thickness. Into this recess an annular bushing is in...	11/28/1978
4126338	Threaded coupling A threaded coupling in which the connecting threads are carried on a replaceable sleeve which snap locks onto the end of the primary member such that the thread unit may easily be assembled on or removed from the primary member and replaced when worn or d...	11/21/1978
4125007	Punch and method of construction A punch for working material, such as an extrusion punch, wherein a hard wear resistant material is joined on one end to a rigid body, preferably a steel punch. The hard wear resistant material is joined on at the tip of the rigid body so as to prevent we...	11/14/1978
3994516	Telescoping pipe coupling with improved pressure seal connection threads A threaded interconnect structure incorporating respective matching internal and external threaded portions of members to be threadedly interconnected, with the thread geometry defining a profile having contiguous straight-thread and tapered-thread sectio...	11/30/1976
3943618	Method of assembly of a dual-walled pipe A method for assembling two pipes into a single section of double-walled, radially-spaced, concentric pipe of sufficient strength for use in a wellbore in a permafrost zone in the earth is disclosed. Connectors having both left-hand and right-hand and int...	03/16/1976
3941172	Catalytic converter changer device Catalytic converter emptying and filling device attachable to the housing of a catalytic converter containing a bed for storing catalytic pellets. In such a converter the housing is formed of inner and outer walls separated slightly from one another to fo...	03/02/1976

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Class 285/392 - Attached thread bushing