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:
Jul. 30, 2002
Filed:
Oct. 16, 2000
Applicant:
Inventors:
Junya Kaneko, Abiko, JP;
Hideho Koyama, Ryugasaki, JP;
Assignee:
SMC Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01B 2/900 ; F01B 1/102 ;
U.S. Cl.
CPC ...
F01B 2/900 ; F01B 1/102 ;
Abstract
A seal member includes a first seal portion inscribed on the outer circumferential surface of a small projection in an end cover, a second seal portion circumscribed around the inner surface of a cylinder tube, and a size expanded portion continuing from said second seal portion.