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.

Date of Patent:
Jan. 16, 2001

Filed:

May. 12, 1998
Applicant:
Inventors:

Kenneth Booker, Detroit, MI (US);

Mark R. Dunneback, Macomb Township, MI (US);

Joseph Guerra, Sterling Heights, MI (US);

Lianchun Mu, Novi, MI (US);

Enoch Nartey, Troy, MI (US);

Assignee:

Chrysler Corporation, Auburn Hills, MI (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23K 3/112 ; B23K 2/600 ; B21J 1/308 ;
U.S. Cl.
CPC ...
B23K 3/112 ; B23K 2/600 ; B21J 1/308 ;
Abstract

A workpiece is held at a welding station by several clamps during welding. After welding, the workpiece is transferred to a checking station where a determination is made of the actual location of critical points on the workpiece. The actual critical point locations are compared with ideal critical point locations to determine if there is any error in the manner in which the workpiece was held by the clamps. If an error is determined, one or more of the clamps are adjusted to compensate for the error when holding a subsequent workpiece for welding. Apparatus is also provided for carrying out the method of this invention.


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