Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Kazushige Sakazaki0
Koji Hioki0
Date of Patent
December 16, 2008
0Patent Application Number
110671050
Date Filed
February 25, 2005
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A laminated low-permeability elastic ring (40) comprising an outer layer (40A) of a low permeability material that possesses impermeability to automotive fuel, and an inner core part (40B) of a low temperature-resistant material with excellent low temperature performance in order to maintain high elastic strength at low temperatures for the low permeability material layer.
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