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:
Jul. 29, 1997
Filed:
Sep. 17, 1996
Applicant:
Inventors:
Hisashi Arai, Akiruno, JP;
Nobuharu Moriya, Nishitama-gun, JP;
Assignee:
Kabushiki Kaisha Shinkawa, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
228 42 ; 228 495 ;
Abstract
A heating device used in a bonding apparatus including a cover which is provided on a heating body so as to cover a guide groove which guides lead frames; and gas grooves are formed in the heating body so as to run along the guide groove, and an inert gas is supplied into the gas grooves so that the inert gas prevents the entry of air from the joining surfaces of the heating body and cover.