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Class Information
Number: 277/398
Name: Seal for a joint or juncture > Seal between relatively movable parts (i.e., dynamic seal) > Relatively rotatable radially extending sealing face member (e.g., face, mechanical, etc.) > Eccentric, gyratory, or oscillatory motion
Description: Sealing face member including accommodation or exhibition of angular or lateral deflection, circular displacement, eccentric movement, or vibration.


Patents under this class:
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Patent Number Title Of Patent Date Issued
7303380 Rotary engine with improved seal assembly Dec. 4, 2007
7275919 Rotary engine seal assembly Oct. 2, 2007
6517078 Face seal device with additional mass for high rotational speeds Feb. 11, 2003
6299174 Mechanical seal assembly Oct. 9, 2001
6193487 Scroll-type fluid displacement device for vacuum pump application Feb. 27, 2001
6139256 Apparatus for controlling the concentricity of a member with a centering device Oct. 31, 2000
6006617 Starter for a motor vehicle engine, having improved sealing means Dec. 28, 1999
5909878 Mechanical face seal assembly Jun. 8, 1999
5833441 Windshield wiper washer motor for use in a vehicle Nov. 10, 1998
5687972 Unitary oil seal assembly Nov. 18, 1997
5639098 Adjustable seal for propeller drive shaft Jun. 17, 1997
5617879 Sealing arrangement for a coolant union having a floating seal assembly Apr. 8, 1997
5538409 Trochoidal piston side seal Jul. 23, 1996
5538409 Trochoidal piston side seal Jul. 23, 1996
5490682 Split mechanical face seal Feb. 13, 1996
5468209 Sealing for a folding blade shaft Nov. 21, 1995
5462289 Sealing arrangement at lead-through shafts Oct. 31, 1995
5443274 Non-contact mechanical seal Aug. 22, 1995
5344164 Mechanical seals Sep. 6, 1994
5342065 Inflatable seal arrangement Aug. 30, 1994
5333882 Balanced mechanical seal assembly and flow ring therefor Aug. 2, 1994
5324048 Mechanical seals Jun. 28, 1994
5209256 Sealing arrangements May. 11, 1993
5199720 Split mechanical face seal Apr. 6, 1993
5188377 Externally-mounted, stationary-design, self-aligning rotary face seal Feb. 23, 1993
5180172 Eccentric face seal with asymmetric closing force Jan. 19, 1993
5149249 Shaft seal assembly, especially for high-pressure turbocompressors Sep. 22, 1992
5114163 Split mechanical face seal May. 19, 1992
5098112 Unitized dynamic facial seal Mar. 24, 1992
5080567 Gerator hydraulic device having seal with steel and resilient members Jan. 14, 1992
5060692 Seal ring for single-control faucet Oct. 29, 1991
5026077 Omni-directional articulated mounting assembly for shaft seals Jun. 25, 1991
4993721 Seal equipment for rotary shaft movable in the axial direction Feb. 19, 1991
4936593 Shaft seal Jun. 26, 1990
4923377 Self-machining seal ring leakage prevention assembly for rotary vane device May. 8, 1990
4836694 Bearing seal Jun. 6, 1989
4832511 High efficiency seal devices for shaft bearings May. 23, 1989
4832351 Self-aligning sealing means for pumps and other machinery, including rotating shafts May. 23, 1989
4822056 Adjustable rotary shaft seal Apr. 18, 1989
4822057 Mechanical face seal for rock bits Apr. 18, 1989
4813689 Dual face seal with radially projecting annular disc Mar. 21, 1989
4804196 Sealing assembly for a device having a rotatable shaft Feb. 14, 1989
4795169 Radially stable mechanical face seals Jan. 3, 1989
4776598 Mechanical face seal for a rotating shaft of a fluid pump Oct. 11, 1988
4738453 Hydrodynamic face seal with lift pads Apr. 19, 1988
4732396 Apparatus and method for sealing a rotating shaft Mar. 22, 1988
4668099 Conical spiral mixer with spherical sealing body in the bottom opening May. 26, 1987
4639000 Automatic aligning cartridge mount seal Jan. 27, 1987
4606712 Self-pumping pump shaft seal Aug. 19, 1986
4605235 High thrust capacity shaft seal assembly for fuel pumps Aug. 12, 1986

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