Title:
壁つなぎ伸縮用円筒伝動具、及び壁つなぎの自動伸縮方法
Document Type and Number:
Japanese Patent JP7370608
Kind Code:
B2
Abstract:
To automatically expand and contract a wall tie by transmitting power to a first connection pin of the wall tie through a transmission cylindrical body to drive and rotate a first pipe body.SOLUTION: In a cylindrical transmission tool E1, a driven shaft part 6 rotated integrally with a driving shaft of an electric driver D is integrally provided at one end in an axial direction of a transmission cylindrical body 1 having a length capable of covering both a fixing bolt B1 and a first connecting pin K1 of a wall tie A1; at the other end of the transmission cylindrical body 1 in the axial direction, a pair of T-shaped locking holes 8 to be locked with the protrusions at both ends of the first connecting pin K1 in the axial direction are formed to open at the other end of the transmission cylindrical body 1 and face each other, and the rotational power is transmitted to a first pipe P1 through the cylindrical transmission tool E1 covering the fixing bolt B1 of the wall tie A1 to rotate the first pipe P1.SELECTED DRAWING: Figure 2
Inventors:
Kosei Komura
Application Number:
JP2021070309A
Publication Date:
October 30, 2023
Filing Date:
April 19, 2021
Export Citation:
Assignee:
Yuhara Co., Ltd.
International Classes:
E04G5/04
Domestic Patent References:
| JP2013221294A | ||||
| JP3166365U | ||||
| JP9125688A | ||||
| JP2008036789A | ||||
| JP2015093333A |
Foreign References:
| KR200339864Y1 |
Attorney, Agent or Firm:
Tetsuhiro Naito