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Class Information
Number: 285/145.5
Name: Pipe joints or couplings > Serial,relatively movable portions > Having telescoping portion > Sleeve > Bellows-type
Description: Subject matter wherein the sleeve is resiliently deformable.










Patents under this class:

Patent Number Title Of Patent Date Issued
8534715 Sealable drain pipe coupling Sep. 17, 2013
7748749 Decoupling element impervious to liquid fluids Jul. 6, 2010
7701716 Heat-transfer mechanism including a liquid-metal thermal coupling Apr. 20, 2010
7451785 Flexible tube Nov. 18, 2008
7399002 Cryogenic seal for vacuum-insulated pipe expansion bellows Jul. 15, 2008
7137651 Fluid piping systems and pipe spools suitable for sub sea use Nov. 21, 2006
7040666 Full port externally gimballed joint May. 9, 2006
7013887 Absorber pipe for solar heating applications Mar. 21, 2006
6695358 Controlled leak cryogenic bayonet pipe spool and system Feb. 24, 2004
6623043 Fluid transfer boom with coaxial fluid ducts Sep. 23, 2003
6533334 Vacuum-jacketed bayonet pipe spool and pipe spool system for cryogenic fluid Mar. 18, 2003
6390138 Low restriction hose and seal assembly May. 21, 2002
5192094 Expansion pipe joint Mar. 9, 1993
4650224 Apparatus for discharging sewage from travel trailers and the like Mar. 17, 1987
4593941 Diverter flex joint Jun. 10, 1986











 
 
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