The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 09, 2016
Filed:
Apr. 27, 2011
Applicant:
Masatoshi Asai, Tokyo, JP;
Inventor:
Masatoshi Asai, Tokyo, JP;
Assignee:
MAX CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01B 9/02 (2006.01); F16J 1/12 (2006.01); F04B 39/00 (2006.01); F04B 39/04 (2006.01); F04B 53/12 (2006.01); F04B 53/14 (2006.01); F16J 9/06 (2006.01); F16J 15/32 (2006.01); F01B 11/00 (2006.01);
U.S. Cl.
CPC ...
F01B 9/026 (2013.01); F04B 39/0005 (2013.01); F04B 39/0022 (2013.01); F04B 39/042 (2013.01); F04B 39/044 (2013.01); F04B 39/045 (2013.01); F04B 53/121 (2013.01); F04B 53/143 (2013.01); F16J 1/12 (2013.01); F01B 2011/005 (2013.01); F16J 9/061 (2013.01); F16J 15/3212 (2013.01);
Abstract
In a rocking piston type compressor, a piston rodis rockingly slidable within a cylinder. The compressor is provided with a lip ringand an expansion member. The lip ringis configured to seal between the cylinderand piston rod. The lip ringis provided on a leading end portionof the piston rodand includes a bottom portionin a circular plate shape and a lip portionextending from an entire peripheral edge of the bottom portionto an upper side in a height direction. The expansion memberis provided on an inside of the lip portionand configured to outwardly expand the lip portionat a side of an upper portion in the height direction of the lip portion.