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Class Information
Number: 277/549
Name: Seal for a joint or juncture > Seal between relatively movable parts (i.e., dynamic seal) > Circumferential contact seal for other than piston > Peripheral radially sealing flexible projection (e.g., lip seal, etc.)
Description: Dynamic, circumferential contact seal wherein the seal is a pliant or resilient extension having a tip for relatively movable contact to an inner or outer perimeter of one of the relatively movable parts.
Sub-classes under this class:
| Class Number |
Class Name |
Patents |
| 277/553 |
Bias feature other than nominal garter spring |
100 |
| 277/560 |
Dimensional aspect of the flexible projection (e.g., angle, length, radius, thickness, etc.) |
197 |
| 277/551 |
Having installation, removal, assembly, disassembly, or repair feature |
222 |
| 277/552 |
Having pressure relief or venting feature |
104 |
| 277/559 |
Hydrodynamic sealing feature |
175 |
| 277/561 |
Intermediate flexible bending portion |
48 |
| 277/569 |
Lining or insert |
73 |
| 277/570 |
Made entirely of fluorocarbon material |
93 |
| 277/550 |
Made of metal or is a scraper |
75 |
| 277/572 |
Particular mounting, frame, casing, or reinforcement feature |
247 |
| 277/562 |
Plural peripheral radially sealing flexible projections |
239 |
| 277/571 |
Wear sleeve |
106 |
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7600699 |
Sprinkler top with co-molded seal for riser and body |
Oct. 13, 2009 |
| 7523945 |
Sealing apparatus |
Apr. 28, 2009 |
| 7506558 |
Reduction gear and reduction gear frictional load application member |
Mar. 24, 2009 |
| 7481635 |
Shaft seal for rotary type compressor |
Jan. 27, 2009 |
| 7465100 |
Sealing apparatus |
Dec. 16, 2008 |
| 7458291 |
Self-sealing yoke assembly for a steering apparatus |
Dec. 2, 2008 |
| 7419165 |
Seal assembly and method of manufacturing the same |
Sep. 2, 2008 |
| 7413164 |
Sealing member |
Aug. 19, 2008 |
| 7401789 |
Rack bushing for rack and pinion steering assembly |
Jul. 22, 2008 |
| 7398975 |
Rotation shaft seal |
Jul. 15, 2008 |
| 7384494 |
Method of making seals from polymer laminated metallic constructions |
Jun. 10, 2008 |
| 7318589 |
Sealing device and rotation detector |
Jan. 15, 2008 |
| 7264249 |
Seal |
Sep. 4, 2007 |
| 7201380 |
Rotary shaft dynamic seal provided with an angular encoder device, a device including such a seal, and a method of fabricating such a seal |
Apr. 10, 2007 |
| 7198719 |
Sealer holding member for membrane element and membrane element using the same |
Apr. 3, 2007 |
| 7172697 |
Seal ring holder for membrane element and membrane element |
Feb. 6, 2007 |
| 7156399 |
Sealing device and sliding member |
Jan. 2, 2007 |
| 7156400 |
Slinger and wear sleeve seal assembly |
Jan. 2, 2007 |
| 7134671 |
Lip seal having increased contact force at interface and apparatus incorporating the same |
Nov. 14, 2006 |
| 7131648 |
Seal construction including a compressible spring mechanism for bearing preload |
Nov. 7, 2006 |
| 7125020 |
Vented high pressure shaft seal |
Oct. 24, 2006 |
| 7118114 |
Dynamic sealing arrangement for movable shaft |
Oct. 10, 2006 |
| 7114726 |
Pressurized chamber seal cartridge |
Oct. 3, 2006 |
| 7093820 |
Over center high deflection pressure energizing low leakage seal |
Aug. 22, 2006 |
| 7090222 |
Shaft sealing assembly for vacuum processing apparatus |
Aug. 15, 2006 |
| 7073639 |
Rotational machine |
Jul. 11, 2006 |
| 7056087 |
Traction drive shaft seal |
Jun. 6, 2006 |
| 7055825 |
Shaft sealing apparatus |
Jun. 6, 2006 |
| 7052020 |
Hydrodynamic rotary seal |
May. 30, 2006 |
| 7031106 |
Sealing member, rolling bearing, thin motor, and bearing device |
Apr. 18, 2006 |
| 7025357 |
Shaft seal having lip supports |
Apr. 11, 2006 |
| 7021633 |
Low friction fluid seal device with additive to rubber compound |
Apr. 4, 2006 |
| 6997461 |
High speed high pressure rotary |
Feb. 14, 2006 |
| 6988733 |
Bonded PTFE radial shaft seal |
Jan. 24, 2006 |
| 6979001 |
Wheel bearing and sealing device therefor |
Dec. 27, 2005 |
| 6974136 |
Sealing device for a wheel hub group |
Dec. 13, 2005 |
| 6971651 |
Device for sealing a space |
Dec. 6, 2005 |
| 6966558 |
Sealing device for rolling bearing |
Nov. 22, 2005 |
| 6955358 |
Oil seal |
Oct. 18, 2005 |
| 6955359 |
Seal assembly and crawler-track connection structure |
Oct. 18, 2005 |
| 6953193 |
Sealing apparatus |
Oct. 11, 2005 |
| 6951337 |
Shaft seal with elastic sealing lip |
Oct. 4, 2005 |
| 6945535 |
Seal |
Sep. 20, 2005 |
| 6945537 |
Sealing ring |
Sep. 20, 2005 |
| 6921080 |
Shaft sealing ring |
Jul. 26, 2005 |
| 6921081 |
Annular seal |
Jul. 26, 2005 |
| 6921082 |
Lip sealing ring |
Jul. 26, 2005 |
| 6921088 |
PTFE seal and method of fabrication |
Jul. 26, 2005 |
| 6913264 |
Sealing arrangement |
Jul. 5, 2005 |
| 6908072 |
Variable flow control valves |
Jun. 21, 2005 |
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