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. 09, 1999
Filed:
Dec. 03, 1997
Applicant:
Inventors:
Shigekazu Nagai, Tokyo, JP;
Masayoshi Yamamoto, Koshigaya, JP;
Assignee:
SMC Kabushiki Kaisha, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B25J / ; B66C / ;
U.S. Cl.
CPC ...
294 65 ; 294 641 ; 901 40 ;
Abstract
A workpiece attracting device for attracting a workpiece having a curved surface has planar first and second housings securely coupled to each other by fasteners, and a suction pad made of a synthetic resin material and having a flange sandwiched between the first and second housings, and a bellows disposed in a hole defined in one of the first and second housings, the bellows being elastically deformable against the curved surface of the workpiece.