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:
Oct. 05, 1999
Filed:
Jan. 13, 1998
Tzong-Ming Wu, Hsinchu, TW;
Gwo-Jou Huang, Hsinchu, TW;
Industrial Technology Research Institute, Hsinchu, TW;
Abstract
Disclosed is an improved wafer retaining mechanism comprising a canopy, and more than one set of retaining mechanisms affixed to appropriate locations of the canopy, the retaining mechanism being operative in coordination with wafers received within a wafer cassette and a chassis for urging the wafers in place. The wafer retaining mechanisms each comprises a link unit including a sliding rod, a lower link, a front link, an upper link, and associated pins, wherein thc link unit is featured with openings at respective pivots to serve as engaging sections which, in response to proper external forces, engage or disengage components of the link unit from respective pins so as to facilitate assembly or disassembly of the link unit.