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:
Aug. 25, 1998
Filed:
Mar. 24, 1997
Applicant:
Inventors:
Masakazu Yamazaki, Tokyo, JP;
Michio Yanaba, Tokyo, JP;
Hiroaki Taguchi, Tokyo, JP;
Takashi Atami, Tokyo, JP;
Hisashi Furuya, Tokyo, JP;
Assignees:
Mitsubishi Materials Silicon, Tokyo, JP;
Mitsubishi Materials Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B66C / ;
U.S. Cl.
CPC ...
294 97 ; 294 6731 ;
Abstract
An annular member hoist apparatus which lifts an annular member and carries and positions the annular member at a predetermined location by a carrier apparatus fitted with an elevator mechanism, including a suspension member suspended from the elevator mechanism, and a plurality of support arms which extend out radially in a horizontal plane from the suspension member. Each of the support arms has an engagement tip portion for supporting the annular member from inside the annular member.