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:
May. 23, 2023
Filed:
Jul. 19, 2019
Applicant:
Honda Motor Co., Ltd., Tokyo, JP;
Inventors:
Assignee:
HONDA MOTOR CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23B 51/10 (2006.01); B23D 77/14 (2006.01); B23D 75/00 (2006.01);
U.S. Cl.
CPC ...
B23B 51/10 (2013.01); B23D 75/00 (2013.01); B23D 77/14 (2013.01); B23D 2277/081 (2013.01); B23D 2277/085 (2013.01); B23D 2277/60 (2013.01); Y10T 408/375 (2015.01); Y10T 408/859 (2015.01);
Abstract
A machining tool forms a first relief surface, a valve seat surface, and a second relief surface by cutting the inner periphery of a valve seat blank having an opening. The machining tool is provided with: a tool body rotationally driven about an axis; a plurality of cutting tools rotating with the tool body; a cartridge mounted to the tool body so as to be capable of moving forward and backward along the axis; and a cam in contact with the base end surface of the cartridge and moving the cartridge forward and backward. At least one of the plurality of cutting tools is mounted to the cartridge.