Class 285/375 - Internal reciprocating packer

Subclass of Class 285 - Pipe joints or couplings
Definition: Subject matter including internal reciprocating means coacting
No. of patents: 37
Last issue date: 12/27/2005

Number	Title	Issue Date
6978933	Card for service access An interface card comprising a substrate with indicia formed thereon. The card is configured for insertion into a read device. The read device has a substantially transparent touch sensitive membrane arranged to overlay the interface card so as to present the indici...	12/27/2005
6902209	Grease gun adaptor device An improved grease gun adaptor device, wherein cost efficient refills for a standard grease gun can be utilized to lubricate equipment and tools having grease fittings that heretofore have required the purchase of brand specific tubes of grease, wherein a flexible d...	06/07/2005
6786517	Concentric pipe joint restraint A novel concentric pipe joint restraint is disclosed. The restraint is specifically designed to resist axial movement of an inner spigot pipe relative to an outer socket pipe with which it has been joined. The restraint, which operates within the annulus, generally ...	09/07/2004
6264102	Automated transaction machine with note storage reel An automated transaction machine (10) includes a note receiving and dispensing mechanism (77). The mechanism includes a storage reel (66), a take-up reel (68) and a flexible web (70) extending between the reels. A drag applying member (196; 208) may be us...	07/24/2001
6102449	Connector for capillary tubing Fluid connector for connecting a first fluid-bearing conduit in a capillary tube to a second fluid-bearing conduit in a receiver. An internal fitting assembly includes an internal fitting body, a body cavity for receiving a ferrule and a self-compensating...	08/15/2000
6047994	Blocking arrangement A blocking arrangement serves for securing prevention of a spear (1) being unscrewed from a corresponding neck ring (3) in a container for a liquid, for example, beer, being under pressure by a drive gas in the container. The blocking arrangement consists...	04/11/2000
5882049	High pressure quick connect with reduced volumetric displacement and piloted snap ring A quick connect coupling for high pressure fluid includes a male fitting body connected on the end of an elongated tube. The male fitting body has an annular recess for receiving a retainer movable between a compressed position allowing longitudinal inser...	03/16/1999
5653476	Leakproof rotary joint A rotary joint for delivering a mixed fluid from a radial inlet of a joint element axially through a high speed rotating shaft. Leakproof protection is first realized by one side of a wear block being compressed against an end face of the shaft. A spring ...	08/05/1997
5595406	Capillary tubing connector A connector for connecting a first fluid-bearing conduit to a second fluid-bearing conduit, thereby providing a substantially leak-free fluid communication between the first and second fluid-bearing conduits. The second fluid-bearing conduit is located in...	01/21/1997
5533762	Assembly device of an element on a part presenting a fluid channel An assembly device (1) of a first element (4) on a tubular part (3) equipped with a fluid channel comprises a second element (9) slidingly mounted with respect to said first element (4). A first axial through passage (35)is arranged in the second element ...	07/09/1996
5390963	Tube coupler A tube coupler has a main tubular socket body connected to a first tube, a main tubular plug body connected to a second tube and removably connected to the main tubular socket body, and a locking mechanism for locking together the main tubular socket body...	02/21/1995
5332233	Face seal means A seal for preventing leakage of pressurized fluid along a flow path along an engagement plane between a first and second members. The seal has a cylindrical body with a first elastomeric ring located on an end and a second elastomeric ring located on a p...	07/26/1994
5303959	High speed rotary joint A rotary joint for supplying and/or removing a fluid heat transfer medium to/from a rapidly rotating roll or drum supported upon journals. The rotary joint nipple threads into the journal bore and closely fitting complementarily shaped cylindrical surface...	04/19/1994
5209528	Pressure-tight plug coupling A plug coupling for providing a pressure-sealed connection to a device having a cylindrical connector. The coupling has a tube-like support element having a front portion provided with a sealing ring and a rear portion formed as an inlet part. Elongated c...	05/11/1993
5169181	Impact resistant rotary joint with glide ring seals A rotary joint for rotating heat exchangers of the drum or roll type having a journal wherein damage to the rotary joint by radial impact forces is minimized by mounting the joint housing upon the rotating journal, the joint nipple is stationary and mount...	12/08/1992
5163722	Connection apparatus with ferrule forming structure An improved apparatus for connecting first and second conduits having first and second bores, respectively to provide communication between the first and second bores which may be used with temperatures and/or wide variations in temperature. While a biasi...	11/17/1992
5161831	Spacer sleeve A sleeve element is installed between two hollow gear shafts which are rotatably coupled relatively to each other by a bearing. The sleeve has a hollow cylindrical body which is received inside one of the shafts. The sleeve has a plurality of slots in one...	11/10/1992
5112086	Coupling device for a corrugated pipe or hose A coupling device for releasably connecting a corrugated member to the coupling device, has a radially outer housing, a radially inner operating sleeve and at least one locking claw forming part of the sleeve that is axially movable within the outer housi...	05/12/1992
5098136	Small-diameter pipe connector A small-diameter pipe connector comprises a connector body and a socket body. The connector body has a front cylindrical portion and a rear lock portion and is formed therein with an axial through hole, a small-diameter chamber, and a large-diameter chamb...	03/24/1992
5052432	Universal swivel body for a fluid handling hose connector A universal swivel body for a fluid handling hose connector has threaded inlet and outlet ends connected by an axial fluid passageway and capable of attachment to a stationary fluid supply line and a rotating fluid service line. The axial fluid passageway...	10/01/1991
4991883	Connection apparatus An apparatus for connecting first and second conduits having first and second bores, respectively, to provide communication between the first and second bores. The apparatus includes a base attached to the first conduit and a cap attached to the base. A f...	02/12/1991
4817995	Rotating union with replaceable sealing assembly A rotating union including a seal assembly having a rotating seal member removably mounted in the rotor, a non-rotating floating seal member mounted in the housing of the union and keyed thereto to prevent rotation within the housing, and a bias assembly ...	04/04/1989
4810126	Compact oil slinger and spring loaded retention device A quick connect apparatus (10) for attaching a stub shaft (14) to a main rotor shaft (16) of a generator. A rotatable retaining device (12) is secured to the end of the main rotor shaft (16) and includes channels (22) which are engaged by pins (30) projec...	03/07/1989
4802696	Quick connect coupling A quick connect female coupling with a brasing means in a bore of the coupling that bias an O-ring type packing in sealing engagement against part of the coupling and a pipe end portion when the coupling is in use. A retaining ring in the coupling snap fi...	02/07/1989
4647085	Sealing arrangement for pin and box threaded connection of tubular members A sealing arrangement for the pin and box of a threaded connection between tubular members includes annular piston means for positioning in the box of one of the tubular members. Resilient seal means supported on the piston means seals between the pin end...	03/03/1987
4569539	Pipe joint A reclosable remote control pipe joint particularly suitable for use in fusion reactors and in other radioactive environments employs a spring to maintain sealing force between a sealing ring and a sealing face. The spring permits the pipe joint to remain...	02/11/1986
4296952	Rotary joint A rotary joint utilizing a single anti-friction bearing interposed between the static and dynamic components wherein a self-aligning or floating seal is utilized to maintain effective sealing in the event of misalignment. The rotary joint includes a beari...	10/27/1981
4269389	Coupling device A coupling device has two connectable and disconnectable units. A first unit is provided with a centrally arranged body and an inner casing slidingly arranged between two positions. In a first position, the inner casing cooperates with the central body to...	05/26/1981
4239266	Pipe connector apparatus Apparatus for connecting a cylindrical first member to a second member which may comprise: a tubular body adapted to receive one end of the first member and for connection to the second member; an annular seal assembly carried by the body and movable from...	12/16/1980
4174282	Liquid treatment apparatus A liquid precoat filter has a multitude of elongated replaceable filter elements that have one of their ends supported on tubes that project upwardly from a tube sheet. The individual filter elements are releasably connected to the tubes by couplings that...	11/13/1979
4138149	Pipe element with a terminal hydraulic seal comprising a differential mobile member This invention relates to a pipe element designed for rapid connection to a pipe provided with a thermal flange, and provided with new terminal hydraulic seal means which ensure a perfect durable hydraulic seal in the connection region. Said seal means co...	02/06/1979
4123092	Contraction resistant coupling for pipe lines carrying gases or fluids A sealing joint in the form of a coupling utilized to connect two gas conveying lines and in which the lines on either side of the joint have different co-efficients of expansion and in which the coupling permits lateral movement between said two lines wh...	10/31/1978
4121859	Pressure tight seal A seal between the opposing surfaces of two joined members, wherein at least one of the surfaces is disposed about a bore or cavity. A salient portion (edge or bead) is formed on at least one of the surfaces and around the bore or cavity, and a gasket of ...	10/24/1978
4078832	Pipe coupling with improved seal means A pipeline coupling adapted for mounting over a pipe to which connection is to be made. It includes an annular seal ring of elastomeric material supported by the coupling and adapted for deformation to a confined sealing position between the coupling and ...	03/14/1978
4068866	Stab-type joint for smooth end or flareless pipe A joint for connecting a smooth wall pipe to fittings or other pipes, the joint including a hollow body member having a passageway therethrough, a split gripper ring positioned and movable axially within the passageway, an elastomeric sealing ring also po...	01/17/1978
4047742	Pipe connection for compensation of thermal motion Joints for high temperature and high pressure conduits are disclosed wherein two conduit members are joined in such a manner that permits axial and radial movement due to temperature variations therein while at the same time provides sealing of the joints...	09/13/1977
3977940	Emergency cooling system for nuclear reactors Upon the occasion of loss of coolant in a nuclear reactor as when a coolant supply or return line breaks, or both lines break, borated liquid coolant from an emergency source is supplied in an amount to absorb heat being generated in the reactor even afte...	08/31/1976

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Class 285/375 - Internal reciprocating packer