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. 13, 1990
Filed:
Oct. 02, 1989
Applicant:
Inventors:
John B Bartel, Greenwood Lake, NY (US);
Arthur Vatsky, Teaneck, NJ (US);
Edward F Drewniany, Oradell, NJ (US);
Assignee:
John Deere Technologies International, Inc., Moline, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01C / ;
U.S. Cl.
CPC ...
1231 / ; 418 99 ;
Abstract
A turbocharged rotary internal combustion engine includes engine driven lube oil metering pump which provides controlled lube oil flow to the engine. A pneumatic actuator has a diaphragm exposed to turbo-boost pressure and connected to a control arm of the metering pump so that increase turbo-boost pressure increase the rate of lube oil flow.