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Class Information
Number: 277/345
Name: Seal for a joint or juncture > Seal between relatively movable parts (i.e., dynamic seal)
Description: Sealing means comprising sealing means to oppose the flow of fluid at the joint or juncture between relatively movable parts and having a relatively movable relationship to at least one of the parts.










Sub-classes under this class:

Class Number Class Name Patents
277/355 Brush seal 343
277/433 Centrifugal force affects change in displacement, shape, or contact 49
277/500 Circumferential contact seal for other than piston 301
277/409 Close proximity seal (e.g., contactless, fluent, etc.) 103
277/346 Diverse and distinct dynamic seals 60
277/356 For journal box (e.g., railway car journal, etc.) 5
277/357 For rotary piston 58
277/354 Helically threaded part 28
277/434 Piston ring or piston ring expander or seat therefor 141
277/358 Relatively rotatable radially extending sealing face member (e.g., face, mechanical, etc.) 110


Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8702313 Roller bearing assembly having a radial shaft seal ring Apr. 22, 2014
8657296 Radial shaft seal Feb. 25, 2014
8622779 Driveshaft sealing for a marine propulsion system Jan. 7, 2014
8500337 Seal cleaning and lubricating bearing assembly for a rotating flow diverter Aug. 6, 2013
8448754 Disc brake May. 28, 2013
8337084 Gasket for a hydrostatic linear guide Dec. 25, 2012
8201830 Airtight magnetic seal for bearing casings Jun. 19, 2012
8196932 Sealing device for universal joint Jun. 12, 2012
8167500 Bearing apparatus for axle May. 1, 2012
8100403 Hydrodynamic intershaft seal and assembly Jan. 24, 2012
8096711 Seal cleaning and lubricating bearing assembly for a rotating flow diverter Jan. 17, 2012
8083234 Seal assembly Dec. 27, 2011
8071680 Thermoplastic elastomeric resin composition and a process for the preparation therefore Dec. 6, 2011
7987600 Device and method for fitting a seal into a seat in a wind turbine Aug. 2, 2011
7900357 Seal installation tool and method of using same Mar. 8, 2011
7802549 Camshaft Sep. 28, 2010
7798292 Engine noise baffle for tractor brake shaft Sep. 21, 2010
7785014 Sealed bearing Aug. 31, 2010
7740247 Compound sliding seal unit suitable for atmosphere to vacuum applications Jun. 22, 2010
7618195 Wheel bearing arrangement Nov. 17, 2009
7530870 Drive shaft sealing device for small watercraft May. 12, 2009
7510086 Sealing arrangement Mar. 31, 2009
7478981 Concealed glandular seal Jan. 20, 2009
7338106 Sound damping and sealing system for tail gate Mar. 4, 2008
7305963 Blade-thru-slot combustion engine, compressor, pump and motor Dec. 11, 2007
7191875 Disc brake Mar. 20, 2007
7090219 Sealing device Aug. 15, 2006
6970230 Lithographic apparatus and device manufacturing method Nov. 29, 2005
6956493 Portable sensing light Oct. 18, 2005
6932873 Managing work-piece deflection Aug. 23, 2005
6905123 Seals Jun. 14, 2005
6889640 Valve timing control device May. 10, 2005
6802780 Seal for double-tube driveshaft Oct. 12, 2004
6789804 Dry gas shutdown seal Sep. 14, 2004
6729842 Methods and apparatus to reduce seal rubbing within gas turbine engines May. 4, 2004
6722657 Low torque seal assembly with open cell filter media Apr. 20, 2004
6702553 Abradable material for clearance control Mar. 9, 2004
6663109 Rotating fluid seal Dec. 16, 2003
6604743 Replaceable wearing surface for a sealing arrangement Aug. 12, 2003
6589391 Top separator with intraseal for digester vessel in a pulp or fiber processing system Jul. 8, 2003
6589394 Controlled-force end seal arrangement for an air press of a papermaking machine Jul. 8, 2003
6494458 Rotary sealing assembly Dec. 17, 2002
6343792 Shaft seal and turbine using the same Feb. 5, 2002
6334751 Air lock Jan. 1, 2002
6334934 Sealing device and process for sealing pressure zones in a paper-making machine Jan. 1, 2002
6318727 Apparatus for maintaining a fluid seal with a moving substrate Nov. 20, 2001
6283010 Piston rod-less pneumatic cylinder Sep. 4, 2001
6254732 Method for loading a seal of a suction roll and a sealing construction thereof Jul. 3, 2001
6176491 Sealing device Jan. 23, 2001
6161839 Valve seal assembly Dec. 19, 2000

1 2 3 4 5 6










 
 
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