Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Yoshitaka Shibamoto0
Kazuhiro Furusho0
Kazutaka Hori0
Masanori Masuda0
Takashi Shimizu0
Takazo Sotojima0
Date of Patent
February 22, 2011
Patent Application Number
12506008
Date Filed
July 20, 2009
Patent Citations Received
Patent Primary Examiner
Patent abstract
A bolt hole receiving a fixing bolt is formed in a portion of an end plate overlapping an annular piston or a fixed wrap as viewed in a thickness direction of the end plate to open at the back face of the end plate. In fixing a discharge valve to the end plate, the fixing bolt is screwed into the bolt hole.
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