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:
Jan. 08, 2013
Filed:
Feb. 15, 2008
Applicants:
Takahiro Harada, Chiryu, JP;
Kazuhiro Asayama, Nagoya, JP;
Inventors:
Takahiro Harada, Chiryu, JP;
Kazuhiro Asayama, Nagoya, JP;
Assignee:
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21K 3/00 (2006.01); F02F 1/10 (2006.01); F02B 75/18 (2006.01);
U.S. Cl.
CPC ...
Abstract
In a processing method for processing a cylinder block, a finish processing for the cylinder bore is performing, by pressing the portion of the bolt phase for fastening the cylinder head on the cylinder portion outer peripheral surface forming the inside surface of a water jacket, on the condition that the rigidity of the pressed portion on the cylinder portion toward the pressure from the side of the cylinder bore (the surface pressure from the grinding stones by honing process) is enhanced compared with the other portions.