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. 02, 1980
Filed:
Apr. 14, 1978
Applicant:
Inventor:
Geoffrey A Lewis, Solihull, GB;
Assignee:
Lucas Industries Limited, Birmingham, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02C / ;
U.S. Cl.
CPC ...
60 3 / ;
Abstract
A gas turbine engine fuel control system has a pump driven by the engine, a spill valve responsive to an increase in pump delivery pressure to increase spill flow from a supply line between the pump and the engine, and a further valve in series with the spill valve, the further valve being responsive to an increase in the delivery pressure of the engine compressor to reduce spill flow of fuel.
Lewis, Geoffrey. (1980). Fuel control system for a gas turbine engine (U.S. Patent No. 4220000). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4220000
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile