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. 17, 1998
Filed:
Aug. 02, 1996
Yoshikazu Sakaguchi, Anjo, JP;
Takenori Kano, Toyota, JP;
Koichi Ichigo, Hekinan, JP;
Takeshi Nasu, Nishio, JP;
Takuji Akiyama, Anjo, JP;
Aisin Aw Co., Ltd., , JP;
Abstract
An electromagnetic valve includes a hydraulic circuit coupling having an input port and a strainer mounted over the input port. The strainer is an entirely planar member and includes a filter portion having a plurality of pores forming a mesh and a retaining portion formed around the outer circumference of the filter portion. The strainer is fixed on the cylindrical wall of the input port of the hydraulic circuit coupling. The hydraulic circuit coupling may have a plurality of projections for engaging and holding the strainer. Alternatively, the retaining portion of the strainer may have a plurality of coplanar projections extending from its outer circumference coplanar with the filter portion and mating with a groove formed around the inner circumference of the input port of the coupling.