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:
Jan. 12, 2010
Filed:
Mar. 14, 2005
Applicants:
Naoki Minowa, Tokyo, JP;
Hiroshi Yoshida, Tokyo, JP;
Akiyoshi Horikawa, Tokyo, JP;
Mitsuo Noda, Ichinomiya, JP;
Inventors:
Naoki Minowa, Tokyo, JP;
Hiroshi Yoshida, Tokyo, JP;
Akiyoshi Horikawa, Tokyo, JP;
Mitsuo Noda, Ichinomiya, JP;
Assignees:
Howa Machinery, Ltd., Kiyosu-Shi, JP;
Koganei Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
F15B 15/14 (2006.01); F16H 49/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A pair of independent cylinder holesare formed in a cylinder tubeof a flat outer shape. When a pressurized fluid is alternately supplied into the cylinder tubethrough a portformed in an end cap, the internal pressure for operating the cylinders acts uniformly on the cylinder tubegreatly decreasing stress and deflection of the cylinder tube