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:
Nov. 18, 2003
Filed:
Feb. 28, 2002
Applicant:
Inventors:
Tamami Takahashi, Tokyo, JP;
Yoshihiro Mochizuki, Kanagawa, JP;
Assignee:
Ebara Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F15B 1/3043 ; F16K 5/100 ; F16K 2/700 ;
U.S. Cl.
CPC ...
F15B 1/3043 ; F16K 5/100 ; F16K 2/700 ;
Abstract
A hydraulic control valve has a valve block provided with a plurality of ports, a valve body formed with ports corresponding to the ports of the valve block, and a plate disposed between the valve block and the valve body. The plate has a flow passage for providing communication between the ports of the valve block and the ports of the valve body. A filter is disposed in the flow passage.