Title:
HEXAGONAL WRENCH HOLE STRUCTURE OF RECOVERABLE ROTATION STATIONARY MEMBER
Document Type and Number:
Japanese Patent JP2018059566
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a hexagonal wrench hole structure of a recoverable rotation stationary member capable of solving problems on conventional arts, and facilitating recovery work for the rotation stationary member to be recovered from an object.SOLUTION: A rotation stationary member has a hexagonal wrench hole engaged to a hexagonal wrench, and is fixed to an object with rotation in one rotational direction and recovered with rotation in the reversely rotational direction, wherein the hexagonal wrench hole is formed into a tapered shape of contracting from an upper side toward a lower side.SELECTED DRAWING: Figure 8
Inventors:
NIIMURA TSUTOMU
Application Number:
JP2016196967A
Publication Date:
April 12, 2018
Filing Date:
October 05, 2016
Export Citation:
Assignee:
MATSUNAGA KOUKI CO LTD
International Classes:
F16B23/00; F16B13/04
Attorney, Agent or Firm:
Takehiko Katayose
Takashi Koyama
Teiji Tanaka
Kenji Aoki
Takashi Koyama
Teiji Tanaka
Kenji Aoki
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