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:
Mar. 10, 1998
Filed:
Sep. 17, 1996
Applicant:
Inventors:
Assignee:
Kabushiki Kaisha Shinkawa, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
156584 ; 156344 ; 437226 ; D294 / ;
Abstract
A pellet pick-up device including a wafer sheet stretching structure that includes a vertical driving assembly which raises and lowers the wafer sheet stretching ring and includes synchronously driven first and second motors which raise and lower portions of the wafer sheet stretching ring that are symmetrical with respect to the center of the wafer sheet supporting ring.