Matches 1 - 16 out of 16


Match Document Document Title
US20120038113 HYDRODYNAMIC BACKUP RING  
A seal backup ring is provided with undulating surfaces which create circumferential convergence with a relatively rotatable surface. The backup ring is configured so that differential pressure...
US20050253341 Plasma resistant seal  
To make a plasma resistant seal excellent in both a plasma resisting performance and a sealing performance, and prevent an O-ring from protruding to a vacuum side gap, a plasma seal (6) made of...
US20090189358 SELF-ENERGIZED BACKUP RING FOR ANNULAR SEALS  
An apparatus is disclosed in one embodiment of the invention as including an annular seal (e.g., an o-ring) and a backup ring to provide support to the annular seal. A gland is provided to...
US20050242522 Seal between the inner and outer casings of a turbojet section  
The invention relates to a turbojet section comprising an external casing having a surface that extends radially inwards, an internal casing having an essentially axial wall that extends toward...
US20090267307 High Pressure Tube Seal  
A high pressure tube seal is provided including a rigid cylindrical tube having an elastomeric seal body molded to an outer surface of the cylindrical tube. The elastomeric seal body includes a...
US20070052181 Backup ring  
It is an object of the present invention to provide a backup ring capable of preventing the backup ring from being damaged by a protrusion of a packing. A backup ring 10 comprises a first ring...
US20130180733 SEAL RING BACKUP DEVICES AND METHODS FOR PREVENTING EXTRUSION  
The present invention relates to seal ring back-up devices suitable for use on glands in sealing systems. In particular, the present invention relates to seal ring back-up devices that have been...
US20130043661 RECIPROCATING SEAL FOR HIGH PULSATING PRESSURE  
Device, system, and method are described directed to seal assemblies with support to reduce seal extrusion under high to very high pressure changes due to repeated piston reciprocating movement....
US20090230632 SYSTEM, METHOD AND APPARATUS FOR SEALING MATERIALS HAVING A LOW GLASS TRANSITION TEMPERATURE FOR HIGH PERFORMANCE SEALING APPLICATIONS  
A seal is formed from one or more elastomeric materials having a low glass transition temperature for high pressure, and both high and low temperature sealing applications. In an exemplary...
US20130292909 Seals  
An elastomeric or polymeric seal assembly (10) includes an annular elastomeric or polymeric sealing element (60), an internal circumferential surface of which sealingly engaging a first component...
US20090121443 Sealing Device  
To reduce a shaft insertion load and prevent extrusion of a seal ring to the low pressure side, a sealing device (1) has a seal ring (20) in an installation groove (10) formed on a shaft (2) to...
US20100230905 Shaft Sealing Device for a Fluid Machine  
A shaft sealing device (80) that partitions a high-pressure zone and a low-pressure zone from each other in a fluid machine has an elastic member (86) including a seal portion (88) that is brought...
US20170184173 Oil seal holder for shock absorber  
An oil seal holder for a shock absorber contains: a body, plural push members, and plural resilient elements. The body includes a first semi-circular ring and a second semi-circular ring, and a...
US20170097094 SEALING DEVICE  
An object is to provide a backup ring manufacturable with an angle of a cut portion set to a standard cut angle even in the case of a product having a small diameter etc. due to dimensional...
US20160178070 PLUG VALVE SEAL  
A seal for a plug valve and method for manufacturing a seal. The seal includes a sealing element, and a back-up ring coupled with the sealing element by an interference fit. When the back-up ring...
US20160123468 SEAL FOR AN OIL SEALED BEARING ASSEMBLY  
There is provided a seal assembly for sealing against an outer surface of a rotating shaft. The seal assembly has a seal housing with an inner surface defining a central bore sized to receive the...

Matches 1 - 16 out of 16