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:
Jun. 16, 1998
Filed:
Jun. 28, 1996
Applicant:
Inventors:
Shuhei Adachi, Iwata, JP;
Junichi Inami, Iwata, JP;
Assignee:
Yamaha Hatsudoki Kabushiki Kaisha, Iwata, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01L / ;
U.S. Cl.
CPC ...
1231888 ; 1231935 ;
Abstract
A cylinder head for a reciprocating machine such as an internal combustion engine wherein the valve seat inserts are metallurgically bonded to the cylinder head. The configuration of the inserts is such as to reduce unit stresses to resist creep deformation during engine operation. A number of embodiments are illustrated and described that achieve this result.