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.:

US 7780382 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 24, 2010

Filed:

Oct. 11, 2006
Applicants:

Ichiro Kitaura, Itami, JP;

Takayuki Munechika, Itami, JP;

Inventors:

Ichiro Kitaura, Itami, JP;

Takayuki Munechika, Itami, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23C 5/26 (2006.01);
U.S. Cl.
CPC ...
Abstract

A tool unclamping device according to the present invention comprises a motor, a rotary shaft connected to the motor, a cam provided on the rotary shaft, a power transmission member, pressed by the cam to be axially movable, having a recess at the center in the radial direction thereof, a frame so provided as to enclose the power transmission mechanism, a support member inserted into the power transmission mechanism in the radial direction thereof and fixed to the frame, an elastic member set in the recess located between the power transmission member and the support member for urging the power transmission member toward the motor and an output shaft driven by power from the power transmission mechanism for unclamping a tool.


Find Patent Forward Citations

Kitaura, Ichiro. (2010). Tool unclamping device (U.S. Patent No. 7780382). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7780382

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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