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:
Sep. 25, 1984
Filed:
Aug. 19, 1981
Applicant:
Inventors:
Hideo Furukawa, Oyama, JP;
Yasukuni Kawashima, Oyama, JP;
Assignee:
Kabushiki Kaisha Komatsu Seisakusho, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
F01M / ;
U.S. Cl.
CPC ...
1231 / ; 123457 ; 1841 / ; 138 26 ;
Abstract
A fluid lubricating circuit for an internal combustion engine which can effectively damp or reduce fluid pressure pulsation in the circuit. To this end, the circuit includes a pressure damper connected between a hydraulic pump and an oil cooler. The pressure damper has formed therein a pair of orifices disposed in a spaced relation from each other in a direction of fluid flow and a damping chamber between the orifices.