Title:
FASTENING/LOOSENING DEVICE
Document Type and Number:
WIPO Patent Application WO/2012/105410
Kind Code:
A1
Abstract:
This fastening/loosening device appropriately enables the fastening and loosening of a nut with respect to a stud bolt, regardless of the size or shape of the member to be fastened, by being provided with: a device main body (101) of which the upper section is supported movably along the direction of arraying of stud bolts (65) by means of a conveyance device (73); a bolt fastener (102) that, together with the device main body (101), can rise/fall with respect to the stud bolts (65) by means of a lift device (74); a guide device (103) having a left and right guide member (123, 124) able to touch the outer periphery of a nut (66) from both the left and right sides in the direction of motion of the device main body (101) and coupled to the device main body (101) via a cylinder (121) in a manner so as to be relatively movable; and a guide position adjustment device (105) that can move the inner guide member (123) in a horizontal direction intersecting the direction of motion of the device main body (101).
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Inventors:
IMI KATSUMI
Application Number:
PCT/JP2012/051687
Publication Date:
August 09, 2012
Filing Date:
January 26, 2012
Export Citation:
Assignee:
MITSUBISHI HEAVY IND LTD (JP)
IMI KATSUMI
IMI KATSUMI
International Classes:
B25B21/00; G21C13/02; G21C19/02
Foreign References:
| JPH10180571A | 1998-07-07 | |||
| JPH09145880A | 1997-06-06 | |||
| JPH0911065A | 1997-01-14 | |||
| JPS6347872U | 1988-03-31 | |||
| JPH10227888A | 1998-08-25 |
Other References:
See also references of EP 2671679A4
Attorney, Agent or Firm:
SAKAI, Hiroaki et al. (JP)
Hiroaki Sakai (JP)
Hiroaki Sakai (JP)
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Claims: