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:
Apr. 15, 2003
Filed:
Dec. 14, 2000
Applicant:
Inventors:
Masato Sato, Sashima-gun, JP;
Nobuharu Muto, Sashima-gun, JP;
Assignee:
Kyosan Denki Co. Ltd., Sowa-Machi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K 3/1365 ; F02M 3/300 ;
U.S. Cl.
CPC ...
F16K 3/1365 ; F02M 3/300 ;
Abstract
A flow control valve with a reduced number of parts and with few restrictions on installation space is provided. A back pressure chamber of a diaphragm-type valve body communicates with a communication port through a vent hole formed in a case of the flow control valve. An air filter is integrated with the flow control valve.