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. 30, 2021
Filed:
May. 31, 2017
Applicant:
Mitsubishi Electric Corporation, Chiyoda-ku, JP;
Inventors:
Toshiya Matozaki, Tokyo, JP;
Rintaro Nagaoka, Tokyo, JP;
Assignee:
MITSUBISHI ELECTRIC CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23H 7/10 (2006.01);
U.S. Cl.
CPC ...
B23H 7/105 (2013.01); B23H 7/10 (2013.01);
Abstract
A wire guide device of a wire electrical discharge machine includes a first roller shaft, a first wire guide roller provided at an end of the first roller shaft, a second roller shaft, and a second wire guide roller provided at an end of the second roller shaft and having an end face in an axial direction provided to face an end face of the first wire guide roller in the axial direction. The first wire guide roller and the second wire guide roller have a conical surface and a conical surface with which a wire electrode is in contact.