Title:
ナット回し工具
Document Type and Number:
Japanese Patent JP7227835
Kind Code:
B2
Abstract:
To provide a nut driver which enables an operator to conduct tightening/loosening operation in a comfortable posture, and to provide a connection part structure of a waved pipe.SOLUTION: A nut driver 10 is attached to a rotary electric machine to conduct tightening/loosening operation of a nut relative to a bolt and includes: a connection shaft part 11 which is connected to a rotation portion of the rotation electric machine to receive rotation; a cylindrical socket part 12 which is fitted on the nut; and a transmission part 13 which connects the connection shaft part 11 and the socket part 12 coaxially and transmits the rotation of the connection shaft part 11 to the socket part 12. The transmission part 13 is formed by a hollow pipe which has flexibility and can receive the bolt therein. A holding cylinder part 14 which is shorter than a shaft length of the transmission part 13 and allows rotation of the transmission part 13 is installed on the transmission part 13.SELECTED DRAWING: Figure 1
Inventors:
Toshiyuki Nishiwaki
Application Number:
JP2019078969A
Publication Date:
February 22, 2023
Filing Date:
April 17, 2019
Export Citation:
Assignee:
Mirai Industry Co., Ltd.
International Classes:
B25B21/00
Domestic Patent References:
| JP2014030870A | ||||
| JP2011056635A | ||||
| JP56015981A |
Attorney, Agent or Firm:
Kenichi Uno
Kojima Kiyoji
Kojima Kiyoji
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