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Class Information
Number: 277/546
Name: Seal for a joint or juncture > Seal between relatively movable parts (i.e., dynamic seal) > Circumferential contact seal for other than piston > Segmented ring > Particular segment end structure
Description: Segmented ring wherein the segmented ring portions have adjoining edges that have a specific configuration.

Sub-classes under this class:

Class Number Class Name Patents
277/547 Interfitting projection and recess 20

Patents under this class:

Patent Number Title Of Patent Date Issued
8540250 Squeeze packing Sep. 24, 2013
8454024 Seal ring Jun. 4, 2013
8348280 Seal apparatus Jan. 8, 2013
8262091 Scarf cut backup rings Sep. 11, 2012
8162325 Multipart packing ring Apr. 24, 2012
8123228 Augmentor spray bar mounting Feb. 28, 2012
7631879 "L" butt gap seal between segments in seal assemblies Dec. 15, 2009
7524167 Combustor spring clip seal system Apr. 28, 2009
7147774 Sliding plate filter with segmented sealing ring Dec. 12, 2006
7017916 Shaft seal assembly and its associated method of manufacture Mar. 28, 2006
6651986 Retractable packing ring lower half segment retaining key and method for retaining retractable packing ring lower half segment Nov. 25, 2003
6588764 Segmented labyrinth seal assembly and method Jul. 8, 2003
6585270 Hydrogen seal ring having seal at ring intersegment Jul. 1, 2003
6502823 Actuating seal carrier for a turbine and method of retrofitting Jan. 7, 2003
6457722 Sealing element for dry running systems and the use of a sealing element of this kind Oct. 1, 2002
6431550 Hydrogen seal ring having seal at ring intersegment Aug. 13, 2002
6419235 Segmented obturator ring Jul. 16, 2002
6286837 Compressor piston rod packing ring set Sep. 11, 2001
6076832 Split seal Jun. 20, 2000
5145189 Hydro-lift dynamic circumferential seal Sep. 8, 1992
4399999 Segmented annular seal for missle launch tube Aug. 23, 1983
4350349 Rod packing Sep. 21, 1982
4289322 Gland pack for reciprocating machines operating at high pressure Sep. 15, 1981

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