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:
Aug. 09, 2005
Filed:
Oct. 04, 2002
Applicants:
Roger Gates, West Hartford, CT (US);
Ian Macfarlane, St. Bruno, CA;
Inventors:
Roger Gates, West Hartford, CT (US);
Ian MacFarlane, St. Bruno, CA;
Assignee:
Pratt & Whitney Canada Corp., Quebec, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01F023/04 ;
U.S. Cl.
CPC ...
Abstract
A cap for sealing an outer end of an oil filler tube of an engine where the oil filler tube has an inner end with ball valve having a float ball and mating valve seat for impeding any reverse flow of oil during engine operation. The cap includes a sealable plug mating the tube outer end; a rod extending from the plug toward the inner end of the tube; and a valve opening device mounted to the rod for dislodging the float ball from the valve seat.