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.

Date of Patent:
Jan. 06, 2026

Filed:

Mar. 21, 2023
Applicant:

Okuma Corporation, Niwa-gun, JP;

Inventor:

Makoto Yoshida, Niwa-gun, JP;

Assignee:

OKUMA CORPORATION, Niwa-gun, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23Q 3/155 (2006.01); B23Q 3/157 (2006.01);
U.S. Cl.
CPC ...
B23Q 3/15513 (2013.01); B23Q 3/15539 (2016.11); B23Q 3/15773 (2013.01); B23Q 2003/15532 (2016.11); B23Q 2003/155421 (2016.11);
Abstract

Provided is a tool magazine apparatus capable of preventing a phase error in attaching a tool to a tool holding gripper. A tool magazine apparatus includes: a magazine body having both front and rear racks each provided with tool holding grippers; a tool transfer device to take out a tool from the both racks and attach a tool to the both racks; a tool standby pot to hold a tool; and an intra-magazine tool change device to deliver a tool between the tool standby pot and the tool transfer device. The tool transfer device includes: a moving body disposed between the both racks; a base disposed on the moving body and being rotatable around an axis extending in the Z-axis direction; a transfer gripper attached to the base and being movable in a plane orthogonal to the Z-axis direction; and an air cylinder causing the transfer gripper to move.


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