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:
Dec. 05, 2023
Filed:
Apr. 26, 2022
Applicant:
GM Global Technology Operations Llc, Detroit, MI (US);
Inventor:
Carlos Yuji Sakuramoto, São Paulo, BR;
Assignee:
GM GLOBAL TECHNOLOGY OPERATIONS LLC, Detroit, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21D 37/14 (2006.01); B21D 22/02 (2006.01);
U.S. Cl.
CPC ...
B21D 37/14 (2013.01); B21D 22/02 (2013.01);
Abstract
A die of a stamping press is described and includes: an upper portion including one or more first features; a lower portion including one or more second features that are complementary to the first features and apertures at locations, respectively, that extend through the lower portion; and optical sensors that are disposed within the apertures, respectively, of the lower portion and that are configured to measure directions of movement and distances of movement inward of outer edges of a substrate at the locations, respectively, during stamping of the substrate.