Title:
MECHANICAL COUPLING TOOL
Document Type and Number:
Japanese Patent JP2020147388
Kind Code:
A
Abstract:
To provide a mechanical coupling tool that can couple positively to an object having a hollow hole by a simple structure.SOLUTION: A mechanical coupling tool, to be inserted in a hollow hole provided in an object and coupled to the object, comprises a cylindrical insertion part 81 that is to be inserted in a hollow hole provided in an object and has a through-hole 81h passing through between both ends and a shaft member 82 that is rotatably provided inside the insertion part 81. In a side face of the insertion part 81, an opening 81w is formed communicating between interior and exterior of the insertion part 81. The shaft member 82 is provided with a diameter-increased portion 83 eccentric with respect to a rotary axis thereof. In a side face of the diameter-increased portion 83, a linear projection 83p is provided along a circumferential direction of the diameter-increased portion 83, a rotary axis of which is in a state of being eccentric toward an opening 81w of the insertion part 81 with respect to a center axis of the insertion part 81, so that the diameter-increased portion 83 is set up to be arranged in a position corresponding to the opening 81w of the insertion part 81.SELECTED DRAWING: Figure 1
Inventors:
DABAMOTO SADAO
DABAMOTO TETSUYA
DABAMOTO TETSUYA
Application Number:
JP2019044092A
Publication Date:
September 17, 2020
Filing Date:
March 11, 2019
Export Citation:
Assignee:
WINTEC CO LTD
International Classes:
B66C1/42; B65H19/12; B66C1/54
Domestic Patent References:
| JPS60164105U | 1985-10-31 | |||
| JPS59226706A | 1984-12-19 | |||
| JPS62119341U | 1987-07-29 |
Foreign References:
| US4391451A | 1983-07-05 |
Attorney, Agent or Firm:
Hiroshi Nakai
Shigeki Okamoto
Shigeki Okamoto