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:
Dec. 26, 2000
Filed:
Feb. 10, 1999
Applicant:
Inventor:
Brian K Kruse, Lafayette, IN (US);
Assignee:
Caterpillar Inc., Peoria, IL (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F16J / ;
U.S. Cl.
CPC ...
1231936 ;
Abstract
A piston assembly for an internal combustion engine comprising an upper piston member, a piston skirt, and an insert which is fastened together. The insert is tapered and urges the piston skirt towards the upper piston member. The principle use is for light weight pistons having a skirt made of a lighter weight material, however any two piece piston assembly will benefit from this invention.