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Class Information
Number: 277/534
Name: Seal for a joint or juncture > Seal between relatively movable parts (i.e., dynamic seal) > Circumferential contact seal for other than piston > Contained or compressed by gland member in packing box > Particular seal material or construction
Description: Seal for the gland and packing box wherein the seal is of a specific material or has a specific arrangement of material.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7395593 |
Method of applying outer insulation to a stator bar of an electric machine |
Jul. 8, 2008 |
| 7231766 |
High pressure intensifying piston valve |
Jun. 19, 2007 |
| 6840520 |
Valve plug seal assembly |
Jan. 11, 2005 |
| 6572117 |
Gland packing |
Jun. 3, 2003 |
| 6568689 |
Gland packing |
May. 27, 2003 |
| 6547256 |
Cloth ring seal |
Apr. 15, 2003 |
| 6543785 |
Packing structure |
Apr. 8, 2003 |
| 6484067 |
Industrial robot |
Nov. 19, 2002 |
| 6478303 |
Sealing ring packing |
Nov. 12, 2002 |
| 6390666 |
Packing gland seal assembly as an upstream seal for mixer rotors |
May. 21, 2002 |
| 6318729 |
Seal assembly with thermal expansion restricter |
Nov. 20, 2001 |
| 5803464 |
Gland packing |
Sep. 8, 1998 |
| 5678832 |
Boron nitride seal and method of use |
Oct. 21, 1997 |
| 5570891 |
Toric joints having an alternating diameter for use in a packing box |
Nov. 5, 1996 |
| 5518255 |
Carbon-based composite ceramic sealing material |
May. 21, 1996 |
| 5388805 |
Dual seal for shut-off valve |
Feb. 14, 1995 |
| 5160122 |
Coil spring with an elastomer having a hollow coil cross section |
Nov. 3, 1992 |
| 4815747 |
Face type seal assembly |
Mar. 28, 1989 |
| 4500092 |
Valve cover sealing arrangement |
Feb. 19, 1985 |
| 4436316 |
Fluid seal |
Mar. 13, 1984 |
| 4415171 |
Control system and shaft seal for Stirling cycle machine |
Nov. 15, 1983 |
| 4191386 |
Self-cooled mechanical seal |
Mar. 4, 1980 |
| 4177998 |
Packing gland assembly |
Dec. 11, 1979 |
| 4157833 |
Sealing ring with diameter indicia |
Jun. 12, 1979 |
| 3990679 |
Stem sealing for high pressure valve or the like |
Nov. 9, 1976 |
| 3945649 |
Completely fluidtight and frictionless shaft seal packing |
Mar. 23, 1976 |
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