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:
Jul. 26, 1988
Filed:
Mar. 17, 1987
Applicant:
Inventor:
John R Joy, Brighton, MI (US);
Assignee:
Williams International Corporation, Walled Lake, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02C / ;
U.S. Cl.
CPC ...
60 39142 ; 60 39181 ; 60 39462 ;
Abstract
An aircraft auxiliary power unit that starts and operates at all operational flight altitudes of an aircraft. The unit can provide constant power output irrespective of altitude and additional power during periods of increased demand.