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:
Feb. 04, 1986
Filed:
Nov. 02, 1983
Applicant:
Inventor:
Hisashi Kodama, Nagoya, JP;
Assignee:
Aisin Seiki Kabushiki Kaisha, Kariya, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01L / ;
U.S. Cl.
CPC ...
123 9055 ; 123 9059 ;
Abstract
The hydraulic lifter device for use in a valve train mechanism of an internal combustion engine comprises a body having a reservoir chamber of circular configuration therein, a plunger slidably positioned within the body to thereby form a leak clearance therebetween and biased by a spring in one direction, a pressure chamber formed within the plunger, and a check valve positioned between the reservoir and pressure chambers so as to allow a flow of a working fluid only into the pressure chamber from the reservoir chamber.