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:
Nov. 29, 2005
Filed:
Jan. 08, 2004
Takaaki Inoue, Tokyo, JP;
Takaaki Inoue, Tokyo, JP;
Disco Corporation, Tokyo, JP;
Abstract
A conveying device for a plate-like workpiece, comprising a suction-holding device for suction-holding the plate-like workpiece and a moving device for moving the suction-holding device between a first predetermined position and a second predetermined position, wherein the suction-holding device comprises a plate-like workpiece holding member, non-contact suction-holders disposed on the under surface of the center area of the plate-like workpiece holding member, a restricting device which is mounted on the under surface of the peripheral area of the plate-like workpiece holding member and restricts the movement in the horizontal direction of the plate-like workpiece, and a plurality of falling prevention devices which are mounted in the peripheral area of the plate-like workpiece holding member at predetermined intervals in the circumferential direction and prevent the falling of the plate-like workpiece adsorbed by the non-contact suction-holders.