Class 285/268 - Spring-biased ball

Subclass of Class 285 - Pipe joints or couplings
Definition: Devices which include a resilient member, e.g., a coiled
No. of patents: 34
Last issue date: 07/24/2007

Number	Title	Issue Date
7247006	Method and apparatus for sealing an ultrahigh-pressure fluid system An ultrahigh-pressure fluid system, such as an ultrahigh-pressure fluid pump, includes an improved dynamic seal assembly that can withstand pressures above 40,000 psi, and more preferably, pressures up to and beyond 87,000 psi. The dynamic sealing assembly includes ...	07/24/2007
7163061	Apparatus and method for supporting structures on offshore platforms An apparatus for supporting a structure on a platform. The platform may be a floating platform. The apparatus comprises a base frame, wherein the base frame has a first bracket and a second bracket attached thereto. The apparatus further includes a x-axis frame havi...	01/16/2007
7093861	Exhaust pipe joint structure and coil spring used in the same An automobile exhaust-pipe joint structure and a coil spring for use therein. The exhaust pipe connection structure includes a first exhaust pipe having a first flange section, a second exhaust pipe having a second flange section, a ball joint section for connecting...	08/22/2006
6857666	Spring and apparatus for its use There is provided a spring comprised of a wire which includes an elastic, coiled central portion and opposing end portions formed as hooks. Each hook terminates in an end having a hole therethrough. The spring is useful with an exhaust system of the type having a pa...	02/22/2005
6685235	System and method for attaching tubing An attachment system (601) for maintaining a passageway (603) of a tube (605) in axial alignment with a passageway (607) through a housing (609) includes a spring (611) having an exterior edge (613) and an interior area (615) passing the tube (605). The h...	02/03/2004
6491612	Stud welding tool changer Disclosed is an apparatus for passing solid objects for use in a robotic tool changing system. The apparatus comprises a housing mounted on either a master assembly or a tool assembly. A tubular member is disposed in the housing and defines a passage thro...	12/10/2002
6460898	Universal pipe joint A universal pipe joint for attaching two round pipes together accommodating misalignment using a female adapter fitting (30) engaging a male adapter fitting (44), each having a radial interior and exterior diameter (38) and (50) with a compression nut (52...	10/08/2002
6406066	Connecting structure for exhaust pipes A connecting structure for exhaust pipes wherein a first connecting flange is connected to peripheries of downstream-end portions of a plurality of upstream exhaust pipes, a second connecting flange is connected to peripheries of upstream-end portions of ...	06/18/2002
6328347	Uniform axial loading ground glass joint clamp A system for coupling a ball fitting connected to a first tubing to a socket fitting connected to a second tubing. A first coupling forms an aperture having a diameter that is larger than the diameter of the ball fitting, and receives the ball fitting. Th...	12/11/2001
6312022	Pipe joint and seal Two steel pipes are each connected to a mounting flange for joining the two pipes, the flanges in one embodiment being fixed stationary to each other and in a second embodiment fixed movable relative to each other. A compressed knitted wire mesh seal is b...	11/06/2001
6279965	Pipe joint A pipe joint is provided whereby fluid pipelines, such as exhaust pipes, or the like, can be connected hermetically, in such a manner that the relative angle therebetween can vary, while ensuring satisfactory manufacturing precision of the sealing surface...	08/28/2001
6164067	Knuckle joint for an exhaust system A knuckle joint 18 for the exhaust system of an internal combustion engine comprises first and second pipe segments 20, 22, the second pipe segment having an outwardly deformed end portion 24 which enters with clearance into a flared end portion 26 of the...	12/26/2000
5873609	Device for connecting two tubular conducting parts The invention relates to an articulated pipe connection for two conducting arts of a motor vehicle which comprises spherical connecting pieces for joining the two conducting parts and has at least on one connecting piece a flange-shaped connecting piece ab...	02/23/1999
5463194	Exhaust system An exhaust system for a motor vehicle internal combustion engine is described in which the lower end of the exhaust manifold (10) and the upper end of the down pipe (12a, 12b) each comprise two or more conduits which are sector shaped in cross section and...	10/31/1995
5362229	Piping connection device In a semiconductor wafer heat-treating apparatus, there is provided a piping connection device on a gas inlet pipe leading to the heat-treating apparatus and a gas outlet pipe derived from the heat-treating apparatus. The piping connection device has a sp...	11/08/1994
5335947	Quick disconnect ball joint coupling A novel quick disconnect ball joint coupling which utilizes as a misalignment ball locking mechanism, a combination of a plurality of locking balls and a locking sleeve. The locking sleeve provides an annular race or groove for receiving the locking balls...	08/09/1994
5328209	Vehicle exhaust stack joint yieldable in all directions An omni-directional yieldable joint for a vehicle exhaust stack includes an upper cylindrical member having a pair of elongated pivot sockets mounted on its lower end; a lower cylindrical member has a pair of elongated pivot rods mounted at its upper end ...	07/12/1994
4911483	Resilient ball joint support A resilient ball joint support including two plates movable with respect to each other and connected together by at least one ball joint, the transmission of a load between the plates being provided, partly through at least one cushion formed of at least ...	03/27/1990
4871181	Reinforced squeak free seal for exhaust couplings A substantially squeak-free heat cured exhaust seal adapted to be interposed between a pair of confronting pipes in sealing relationship therewith, comprises a one-piece substantially rigid grommet and a heat cured seal body of annular configuration and f...	10/03/1989
4856827	Resilient ball joint support A resilient ball joint support is provided including two plates movable with respect to each other and connected together by at least one ball joint, the transmission of a load between said plates being provided, partly through at least one cushion formed...	08/15/1989
4854614	Cable insert nozzle A two-part type cable insert nozzle has spherical seats formed on a female die and a male die. An automatic restoring member restores the female die to coaxial alignment with the male die. The automatic restoring member may include a pressing element surr...	08/08/1989
4641861	Flexible joint for pipes A flexible joint, especially adapted for pipes in an exhaust system of an engine is disclosed. A locking ring is disposed over a flared end of the first pipe and a stop flange and a slidable locking flange are provided on the second pipe with a wave sprin...	02/10/1987
4620730	Coupling device for pipelines A coupling device for pipelines, such as offshore oil or gas lines, comprises a casing having at least one opening for the introduction of the end of a pipe section and an internal frusto-conical wall surface around said opening and diverging away therefr...	11/04/1986
4583768	Flexible exhaust coupling A flexible exhaust coupling comprising first and second passage elements, the first passage element being fluid-connected to the engine for receiving the exhaust gases to be discharged from an automobile engine through the second passage element, and a ri...	04/22/1986
4570440	Articulated connector An articulating type exhaust connector for a vehicle having a transversely mounted engine with an exhaust manifold moveable with respect to an exhaust header conduit caused by engine roll. The articulated connector includes a seating surface formed at the...	02/18/1986
4489962	Swivel-joint for the base of a riser-pipe A flexible joint for deep-sea oil installations. This joint combines the two parts of a swivel joint, consisting of a spherical ring-shaped male adapter and a spherical ring-shaped female adapter, by using means of connection comprising a plurality of identica...	12/25/1984
4408785	Engine vibration filtration system A system for filtering vibrations from an internal combustion engine towards an exhaust pipe wherein an interruption is arranged on the latter and as close as possible to the source of the vibrations, the ends of the pipe facing the level of the interrupt...	10/11/1983
4360226	Roll-flex connector The present invention relates to a connector for mechanically joining members having large force loading while enabling limited relative angular movement therebetween. The connector employs a plurality of stacked metal roll plates to provide rolling metal...	11/23/1982
4311313	Clearance sealing arrangement for jet thrust deflection equipment A sealing arrangement for sealing the clearance between the outlet end of a rigidly mounted jet pipe and the inlet end of another pipe tiltable three-dimensionally with respect to the rigidly mounted pipe, one of the pipes being formed with a ball socket-...	01/19/1982
4277092	Supple exhaust coupling A flexible coupling for use in engine exhaust systems includes a pair of flanges maintained at a fixed distance with respect to one another by a pair of spaced shouldered bolt components and wherein one of the fixed flanges has a free end directed therefr...	07/07/1981
4188784	Articulated exhaust system The exhaust manifold for a transversely mounted automobile engine terminates adjacent to the engine in an outlet having an articulated connection with the inlet of an exhaust header that terminates in an exhaust pipe discharging to the atmosphere. The art...	02/19/1980
4182121	Exhaust tuning for transverse automobile engine The exhaust manifold for a transversely mounted automobile engine terminates adjacent to the engine in an outlet having an articulated connection with the inlet of an exhaust header that terminates in an exhaust pipe discharging to the atmosphere. The art...	01/08/1980
4087323	Pipe connector A safety test facility for testing sodium-cooled nuclear reactor components includes a reactor vessel and a heat exchanger submerged in sodium in the tank. The reactor vessel and heat exchanger are connected by an expansion/deflection pipe coupling compri...	05/02/1978
4043686	Stabilized ball joint A ball joint for support of and orientation of a device in any direction stabilized against rotation on its own axis including means locking the ball in a selected position....	08/23/1977

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Class 285/268 - Spring-biased ball