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:
Mar. 27, 2001
Filed:
Jun. 11, 1999
Applicant:
Inventor:
Goro Kakizawa, Tokyo, JP;
Assignee:
Okenseiko Co., Ltd., Inagi, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04B 3/910 ;
U.S. Cl.
CPC ...
F04B 3/910 ;
Abstract
A compact pump composed by combining a cylinder into which a diaphragm portion is to be inserted, a case which accommodates a driving portion for driving the diaphragm portion and a valve housing, and clamping and fixing a combination of the members with a spring.