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:
Dec. 17, 1996
Filed:
Sep. 06, 1995
Applicant:
Inventors:
Masahiro Ishida, Yokohama, JP;
Shoichi Shin, Shizuoka-ken, JP;
Masafumi Tsunada, Numazu, JP;
Yasuhiko Nagakura, Numazu, JP;
Toshio Oishi, Numazu, JP;
Assignees:
Toshiba Machine Co., Ltd., Tokyo, JP;
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Primary Examiner:
Int. Cl.
CPC ...
B24B / ;
U.S. Cl.
CPC ...
451288 ; 451 56 ; 451290 ; 451446 ; 451550 ;
Abstract
The present invention uses a surface plate 8 made of carbon fiber reinforced plastics which is installed on a turntable 4, and an emery cloth 6 is adhered on the surface of the surface plate 8. This surface plate 8 is detachably installed on the turntable 4 by means of key blocks 22 or screws 26. If the turntable 4 is made of carbon fiber reinforced plastics, the entire weight of a polishing machine can be reduced.