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:
May. 28, 1991
Filed:
Mar. 23, 1990
Applicant:
Inventors:
Takahiko Inokuma, Yokohama, JP;
Sadamu Baba, Numazu, JP;
Shoji Imao, Tajimi, JP;
Hitoshi Kodama, Nagoya, JP;
Takeo Gomi, Toyohashi, JP;
Assignees:
Toshiba Kikai Kabushiki Kaisha, Tokyo, JP;
Mitsubishi Rayon Company, Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B23C / ; B23B / ;
U.S. Cl.
CPC ...
409231 ; 408238 ;
Abstract
In a spindle of a machine tool, a cylindrical member of the spindle adapted to accommodate the shank of a tool is prepared by winding carbon or glass fiber and the wound fiber is impregnated with a heat curable resin. After curing the resin a protective coating layer is applied to the other surface of the cylindrical member.