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:
Oct. 30, 1979
Filed:
Nov. 15, 1977
Applicant:
Inventors:
Tokiji Shimajiri, Kawasaki, JP;
Hideo Katsube, Hachioji, JP;
Mitsuo Saito, Tokyo, JP;
Koichi Matsuura, Hino, JP;
Assignee:
Fujitsu Fanuc Limited, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23B / ;
U.S. Cl.
CPC ...
4082 / ; 408 35 ;
Abstract
There is disclosed a machine tool, of the type having a tool magazine for receiving tools therein, and wherein a spindle head is moved in the direction of the axis of a spindle relative to the tool magazine such that one of the tools in the tool magazine is engaged with or disengaged from the spindle. A draw bar for firmly attaching a tool to the spindle is positioned inside of the spindle. The operation of the draw bar is actuated by the movement of the spindle head relative to the tool magazine.