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:
Oct. 06, 2026
Filed:
Dec. 12, 2023
Pratt & Whitney Canada Corp., Longueuil, CA;
Dave Brosseau, Sainte-Catherine, CA;
Jonathan Ross, Boucherville, CA;
Ken Cunningham, Beloeil, CA;
Noemie Hebert, Delson, CA;
Frederic Roy, Varennes, CA;
Edwin Schulz, St-Bruno, CA;
Adam Messier, Saint-Lambert, CA;
PRATT & WHITNEY CANADA CORP., Longueuil, CA;
Abstract
An assembly, has: a rotor of a rotary internal combustion engine, the rotor having two end faces and a peripheral face between the two end faces, the peripheral face defining apex portions circumferentially-spaced from one another, the rotor having seals, the seals including: apex seals extending between the two end faces and each located at a respective one of the apex portions, end seals engaging ends of the apex seals, and arc seals located on the two end faces and extending between the apex portions; and a tool engaged to the rotor and abutting the seals, the tool having: two cover plates, the rotor located between the two cover plates, the two cover plates abutting the end seals and the arc seals; and posts secured to one or more of the two cover plates and extending between the two cover plates, the posts abutting the apex seals.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile