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:
Sep. 28, 1999
Filed:
Oct. 17, 1997
Applicant:
Inventors:
Fumio Miyano, Akiruno, JP;
Tatsunari Mii, Musashi Murayama, JP;
Assignee:
Kabushiki Kaisha Shinkawa, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K / ;
U.S. Cl.
CPC ...
219 5622 ; 219122 ;
Abstract
In a fixed type discharge electrode system employed for forming a ball on a bonding wire so that a discharge electrode is provided near the tip end of a bonding wire, a gas, such as air, is blown to the spark discharged between the discharge electrode and the tip end of the bonding wire in the direction from the discharge electrode so as to bend the discharged spark and the discharged spark that faces the bonding wire is positioned beneath the bonding wire.