Title:
CHUCK MECHANISM
Document Type and Number:
WIPO Patent Application WO/2018/186409
Kind Code:
A1
Abstract:
In a master jaw 11 and a top jaw 12, a projection 11A and a recess 12A for engaging with each other are formed, a movable pin 20 capable of moving in an axial direction and a shaft 30 capable of moving in a radial direction are provided in the master jaw, the movable pin is engaged with the shaft so as to be able to move in the axial direction by rotation of the shaft, a pin hole 12c into which the movable pin can be inserted is provided in the top jaw, and the movable pin is locked in a first position of being inserted in the pin hole or a second position of being separated from the pin hole by a predetermined amount of rotation of the shaft.
More Like This:
Inventors:
HIROMOTO TOMONARI (JP)
Application Number:
PCT/JP2018/014295
Publication Date:
October 11, 2018
Filing Date:
April 03, 2018
Export Citation:
Assignee:
KITAGAWA IRON WORKS CO (JP)
International Classes:
B23B31/16
Foreign References:
| JPH0319704A | 1991-01-28 | |||
| JPH10230403A | 1998-09-02 | |||
| JPS6434108U | 1989-03-02 | |||
| JPH04201006A | 1992-07-22 | |||
| JP2004008349A | 2004-01-15 | |||
| JP2015075048A | 2015-04-20 | |||
| JPH01306106A | 1989-12-11 |
Other References:
See also references of EP 3556495A4
Attorney, Agent or Firm:
MAEDA & PARTNERS (JP)
Download PDF: