Class / Patent application number | Description | Number of patent applications / Date published |
285351000 | Plural seals | 27 |
20090261583 | FITTINGS WITH REDUNDANT SEALS FOR AIRCRAFT FUEL LINES, FUEL TANKS, AND OTHER SYSTEMS - Fittings with redundant seals for aircraft fuel lines, fuel tanks, and other systems are disclosed. A fitting in accordance with one embodiment can be positioned adjacent to an aperture in a fuel tank wall having an inner surface and an outer surface. The fitting can include a first member having a flange and a barrel. The barrel can further include a passageway. A first flange seal can be positioned at a face of the flange and can be sealably coupled to a surface, for example, the tank wall. A second flange seal can be disposed outwardly from the first flange seal against the surface. The fitting can further include a second member (e.g., a sensor) positioned within the passageway of the barrel. The fitting can further include first and second barrel seals positioned between the barrel and the second member. | 10-22-2009 |
20100059998 | BYPASS FITTING - A fitting includes a body having at least two portions coupled together to form a body having a passage through the body. The passage allows at least a portion of a conduit to be located at least substantially lengthwise within the body. First and second ports are located on the body and are in fluid communication with the passage. A first seal is located on the passage wall between a first end of the body and the ports. A second seal is located on the passage wall between a second end of the body and the ports. The first and second seals provide a seal between the outside wall of the conduit and the inside wall of the body. A channel is formed in the body to allow fluid flow at least partially circumferentially in the body between the first port and the second port. | 03-11-2010 |
20100096851 | Seal Actuated or Maintained by Differential Pressure - A seal has a tight sealing between a first space and a second space. The second space is at least partially enclosed by a member. The apparatus includes or performs creating or maintaining a pressure difference between a pressure in a third space at a seal assembly and pressure in each of the first space and the second space; and pushing, caused by the pressure difference, against a seal in the seal assembly to tighten sealing provided by the seal. | 04-22-2010 |
20100225110 | SEALING WASHER WITH MULTIPLE SEALING RINGS - A sealing washer, comprising a rigid body having opposite, disc-shaped surfaces defining parallel planes, and a central opening defined through the rigid body along a central axis thereof; and multiple, concentric, polymeric sealing rings projecting away from the plane defined by each of the disc-shaped surfaces of the rigid body, the sealing rings being generally coaxial with the central axis, and each sealing ring being deformable in response to compression forces applied to the plane defined by each disc-shaped surface. | 09-09-2010 |
20100264651 | Sealing Element and Plug Connection with Reduced Joining Resistance - A plug connection, including a plug connector and a socket for an implantable medical device, and further including a sealing element which is sheared along the axis of the plug connector and which seals the lumen formed by the socket and the proximal end of the plug connector against the environment. | 10-21-2010 |
20110025054 | PIPE COUPLING - A pipe coupling | 02-03-2011 |
20110031744 | ROTARY JOINT - A rotary joint of the present invention maintains cryogenic temperature of a supplying refrigerant flowing through a fluid passage, and makes available to lubricate a seal face by the supplying refrigerant as well as to minimize a running cost for the refrigerant. The rotary joint of the present invention is that, in a mechanical seal device ( | 02-10-2011 |
20110227337 | FITTING FOR JACKETED TUBING - A conduit fitting includes first and second fitting components that can be joined, and at least one conduit gripping device that can grip and seal against an unjacketed portion of a metal conduit when the first and second fitting components are pulled up on the metal conduit. The conduit fitting further includes a sealing element and a seal engaging member that can be joined with at least one of the metal conduit, the first fitting component, and the second fitting component to compress the sealing element against a jacketed portion of the metal conduit. | 09-22-2011 |
20110233926 | THIN-WALLED PIPE JOINT AND METHOD TO COUPLE A FIRST PIPE TO A SECOND PIPE - Pipe joints and methods for connecting a first pipe to a second pipe are provided. The joint includes a first pipe and a second pipe. The first pipe includes a hollow pin member positioned at about an end of the first pipe. The second pipe includes a hollow box member positioned at about an end of the second pipe. The hollow box member is further configured to at least partially surround the pin member of the first pipe. The joint also includes a first ring placed adjacent an end of the hollow pin member and a second ring engaged with the box member. The second ring substantially axially abuts against the first ring and the first ring substantially axially abuts the box member. The second ring further generally extends from the first ring in a direction opposite to the end of the pin member adjacent to the box member. | 09-29-2011 |
20130020799 | Bi-Directional Pressure Energized Axial Seal and a Swivel Connection Application - A tubular connection has first and second tubular members having aligned bores with a common axis and having first and second seal surfaces, respectively. A metal seal has a first end portion that sealingly engages the first seal surface and a second end portion that sealingly engages the second seal surface. The metal seal has a sidewall with at least two folds. One of the folds defines an axial interior gap. The other of the folds defines an axial exterior gap. An exterior spacer member is positioned in the exterior gap to limit closer of the exterior gap in response to a greater pressure on the interior of the seal than on the exterior. An interior spacer member is positioned in the interior gap to limit closure of the interior gap in response to a greater pressure on the exterior of the seal than on the interior. | 01-24-2013 |
20130187380 | Push-on Tubing Coupler with Triple Seal and Adapter - A press-on fitting for tubing, piping and conduit is provided with an abutment seal to enhance liquid-tight and gas-tight performance, unitary seals to facilitate removal and installation of the seals, and a color-coded hand-manipulable retention cap to allow for tool-less removal and replacement of the collet to allow for ease of withdrawal of an installed tubing, pipe, or conduit, and to allow for color coding of the retention cap to indicate contents, pressure, safety, temperature, etc. | 07-25-2013 |
20130200614 | Device for pivotably connecting hydraulic line to hydraulic brake of bicycle - A device for pivotably connecting a hydraulic line to a hydraulic brake of bicycle is provided an adapter including a connector coupled to the hydraulic line, and a hollow cylinder at one end of the connector, the cylinder including a tunnel and two shoulders each at a joining portion of either end of the tunnel and adjacent end of the cylinder, a first sealing ring at one shoulder, and a second sealing ring at the other shoulder; and a stepped-diameter threaded fastener including a head, a threaded shank distal the head, and a bare cylindrical section between the head and the threaded shank, the threaded fastener driven through the tunnel into the hydraulic brake to fasten the threaded fastener, the adapter, the first sealing ring, and the second sealing ring together. The adapter can either counterclockwise or clockwise pivot a predetermined angle about the threaded fastener. | 08-08-2013 |
20130341917 | Quick Connect and Quick Disconnect System Female Component - A quick connect/disconnect system female component includes a first end portion, a second end portion, a fluid channel, and a first mating feature. The first end portion defines a first coupling portion. The second end portion defines a second coupling portion. The second coupling portion is configured to couple with a male quick connect/disconnect system component. The fluid channel extends between the first end portion and the second end portion. The first mating feature is on an external surface of the second end portion and is configured to rotatably engage a second mating feature on an internal surface of the male quick connect/disconnect system component. | 12-26-2013 |
20140167410 | Connector for fluid lines - The present invention relates to a connector for fluid lines having of a coupling part that can be plugged together with a counter-coupling part along a plug-in axis. A locking device releasably locks the coupling part together with the counter-coupling part. The locking device includes a radially elastically deformable holding element held outside on the coupling part and at least partially encompassing it circumferentially. The holding element interacts with the coupling part, when positioned on the coupling part, via a fixation structure, such that said holding element can optionally be oriented in different relative rotational positions and be fixated in each case to prevent a free, unrestricted rotation about the plug-in axle (X) relative to the coupling part. | 06-19-2014 |
20140167411 | TUBE SEAL - A tube seal includes a tube through hole, a pressure housing tube seal penetration cavity for an elastomeric interference seal, a ferrule sealing surface for a ferrule, and an internal channel for a backing nut. A tube penetrates through the backing nut, the ferrule, the elastomeric interference seal and the tube through hole. | 06-19-2014 |
20140300105 | HEAT EXCHANGER AND PRODUCTION METHOD - A stub connection for a heat exchanger that is arranged in a housing. The stub connection includes a first part which is fastened to the heat exchanger and a second part which has a stub shank extending through an opening in the housing and is seated in a hole of the first part. The stub connection also includes at least two seals. The first seal is an annular seal, which is seated in a groove of the stub shank and the second seal is a gasket, which is arranged between the opening, the stub shank, and the first part. The first seal is seated in the hole and seals between the stub shank and the first part. | 10-09-2014 |
20150292653 | Dual Seal Fluid Fitting - A fluid fitting for use with a hydrocarbon. production device includes an annular fitting assembly inserted into a port formed in the hydrocarbon production device. A first outer diameter seal is located between the fitting assembly and the port. A packing assembly is located in an annulus between the fitting assembly and an inner surface of the port, defining a second outer diameter seal between the fitting assembly and the port. | 10-15-2015 |
20150345681 | UNIVERSAL TAP ADAPTER - A universal tap adapter has a body ( | 12-03-2015 |
20160018032 | PIPE END SEAL ASSEMBLY - An end seal assembly configured to seal with a pipe. The seal assembly may include a cylindrical finned insert including an insert portion to be received in the pipe and a base portion at least partially facing the end face of the pipe, the insert portion having at least one annular fin extending radially outwardly, a pocket being formed between the at least one annular fin and the base portion, the at least one annular fin being deformable against the inner surface of the pipe; and a malleable annular end seal positioned near the pocket, the end seal being axially compressed between the base portion and the end face of the pipe and flowing around the end face to the inner surface of the pipe and into the pocket to inhibit fluid from passing from the inner surface of the pipe to the end face of the pipe. | 01-21-2016 |
20160018033 | GAS CONTAINER CONNECTING ADAPTER - A gas container connecting adapter includes: a body coupled to a gas container by a gas container coupling unit, having a gas supply passage, and configured to discharge gas supplied from the gas container; and a sealing unit provided at an inlet of the gas supply passage, configured to prevent gas supplied from the gas container coupled to the gas container coupling unit, from leaking to the outside of the gas supply passage, and having a plurality of sealing means selectively contacting a nozzle of the gas container according to a shape of the nozzle. With such a configuration, the gas container connecting adapter can prevent gas leakage to the outside, by maintaining a sealed state even when gas containers of various shapes are coupled to the single gas container connecting adapter. | 01-21-2016 |
20160025247 | Hydraulic Fitting Insert - A hydraulic system may include a housing having a housing bore defined by a bore inner surface, wherein the bore inner surface has an internal thread formed thereon and an insert having a flange formed adjacent a first end, a sealing feature formed adjacent a second end opposite the first end, and a cylindrical outer surface extending between the first end and the second end, the cylindrical outer surface having an external buttress thread configured to mesh with the internal thread of the housing bore. The sealing feature and the flange are configured to interface with the housing to provide a fluid seal. | 01-28-2016 |
20160076680 | WELDLESS TRANSFER TUBE ASSEMBLY - A weldless assembly comprises a plurality of tubes, wherein the plurality of tubes includes an inner tube, an intermediate tube, and an outer tube; a first closure end configured to cap a first side of the plurality of tubes; and a second closure end configured to cap a second side of the plurality of tubes. | 03-17-2016 |
20160153592 | PIPE CONNECTION | 06-02-2016 |
285352000 | Coacting opposed duplicates | 4 |
20100230961 | One piece connection assembly - Provided is a means for efficiently completing a high pressure seal and a connector assembly comprising two sealing members, each comprising an annular groove, and two elastomeric gasket members, each disposed into and fittingly received by the annular grooves of one of said sealing members, each gasket additionally comprising a sealing face not received into the annular grooves, wherein the sealing faces are in mutual aligned pressurized contact. | 09-16-2010 |
20110163540 | O-RINGLESS SEAL COUPLINGS - An operative fluid device ( | 07-07-2011 |
20150028586 | Aseptic Coupling Devices - An aseptic coupling device includes: a main body defining a front face; a membrane coupled to the front face, the membrane including a first portion coupled to the front face and a second portion folded over on the first portion; and a low friction member positioned between the first and second portions of the membrane. | 01-29-2015 |
20150323114 | Aseptic Coupling Devices - Formation of a sterile connection includes inserting a first aseptic coupling device into a second aseptic coupling device, removing a first membrane from the first aseptic coupling device and a second membrane from the second aseptic coupling device, and rotating a locking clip on the first aseptic coupling device to compress a first seal member of the first aseptic coupling device with a second seal member of the second aseptic coupling device to form a sterile fluid passageway. | 11-12-2015 |