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:
Feb. 04, 1997
Filed:
Feb. 17, 1995
Applicant:
Inventors:
Assignee:
Sumitomo Electric Industries, Ltd., Osaka, JP;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B23H / ;
U.S. Cl.
CPC ...
428675 ; 428607 ; 219 6912 ;
Abstract
Disclosed herein is a wire electrode for wire cutting electro-discharge machining which can improve the processing speed as well as productivity of the wire electrode. A core (2) is made of a copper alloy containing Ag. A coating layer (1) formed on the outer periphery of the core (2) is made of a copper alloy containing Zn and Al.