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:
Mar. 01, 1994
Filed:
Mar. 25, 1993
Applicant:
Inventor:
Akiyoshi Mori, Fujisawa, JP;
Assignee:
Fuji Oozx Inc., , JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01L / ; F01L / ;
U.S. Cl.
CPC ...
123 9051 ; 123 9048 ; 74569 ;
Abstract
A tappet for use in an internal combustion engine comprises Al-alloy base material and a sprayed layer on the outer surface which is slidable with a cylinder head. The sprayed layer is made of Fe-alloy which comprises not more than 0.1% by weight of C, 0.6-2.0% by weight of Mn and the balance of Fe, thereby providing high hardness, high toughness and low cost. The sprayed layer may further contain 0.1-1.0% by weight of Si.