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.:

US 6683731 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 27, 2004

Filed:

Dec. 19, 2002
Applicant:
Inventor:

Shigeru Hayata, Tachikawa, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 1/300 ; G01B 1/126 ; G01B 1/114 ; G01B 1/100 ; G01N 2/186 ;
U.S. Cl.
CPC ...
G02B 1/300 ; G01B 1/126 ; G01B 1/114 ; G01B 1/100 ; G01N 2/186 ;
Abstract

A bonding apparatus that includes a bonding tool through which a wire passes and which performs bonding on a workpiece, a position detection camera which takes images of the workpiece, a reference member which is disposed in a specified position, and an optical assembly which conducts the image of the tool and reference member to the position detection camera. A lens used in the position detection camera and a lens installed in the optical assembly are arranged so that such lenses construct an afocal optical system.


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