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:
Jan. 11, 2005
Filed:
Oct. 15, 2002
Katsuhito Endo, Shizuoka, JP;
Takao Date, Shizuoka, JP;
Sakashi Adachi, Shizuoka, JP;
Yoshiaki Kai, Shizuoka, JP;
Katsuhito Endo, Shizuoka, JP;
Takao Date, Shizuoka, JP;
Sakashi Adachi, Shizuoka, JP;
Yoshiaki Kai, Shizuoka, JP;
Toshiba Kikai Kabushiki Kaisha, Tokyo, JP;
Abstract
An attachment simplified in structure having resistance to mechanical error, vibration, or heat displacement, provided with a tool mount for rotatably holding a tool, an electric motor for rotating the tool mount, a generator to which rotary force is transmitted from a spindle built in the spindle head for generating electric power to drive the electric motor, and a casing for holding the electric motor and the generator, which is releasably clamped to the spindle head.