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. 22, 1987
Filed:
Sep. 10, 1985
Yoshiaki Tatematsu, Toyota, JP;
Atsuo Tanaka, Toyota, JP;
Abstract
A piston for internal-combustion engines, reinforced at least at either the shoulder of the skirt or the piston boss thereof by a composite reinforcement consisting of a layer of inorganic long filaments and a layer or layers of inorganic staple short fibers or whiskers. The inorganic filaments are one or a combination of any of carbon, graphite, alumina, silicon carbide and glass, while the inorganic staple fiber or whiskers are silicon nitride whiskers, mineral fibers, potassium titanate whiskers, carbon fibers or graphite fibers, or a combination of those whiskers and/or fibers.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile