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. 03, 1984
Filed:
Oct. 31, 1978
Applicant:
Inventors:
Hideo Kaneko, Setagayaku, Tokyo, JP;
Makoto Onoue, Kanagawaken, JP;
Assignees:
Other;
Inoue-Japax Research Incorporated, Yokohama, JP;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B23K / ;
U.S. Cl.
CPC ...
219 / ; 219 / ; 252512 ;
Abstract
A method of electrical machining by the travelling-wire EDM process is improved by utilizing as the wire electrode for increased removal rate and reduced wear an electrode material which is drawn from a composition of 0.1 to 3% by weight zirconium, 0.3 to 10% zinc and the balance copper.