Title:
SCREW ANTI-LOOSENING STRUCTURE
Document Type and Number:
Japanese Patent JP2019120338
Kind Code:
A
Abstract:
To provide a screw anti-loosening structure capable of surely stopping a screw loosening with a simple structure.SOLUTION: A screw anti-loosening structure comprises: a male screw member 1 including a first male screw part 11 for forming a male screw and a second male screw part 12 provided concentrically with respect to the first male screw part 11 for forming a male screw having a shape different from the male screw of the first male screw part 11; first and second female screw members 2, 3 screwed with the first and second male screw parts 11, 12 of the male screw member 1 respectively; and a rotation regulation member 7 for regulating the relative rotation of the first and second female screw members 2, 3.SELECTED DRAWING: Figure 1
Inventors:
AWAJI TOSHIO
Application Number:
JP2018001218A
Publication Date:
July 22, 2019
Filing Date:
January 09, 2018
Export Citation:
Assignee:
CLEAN TECH INC
International Classes:
F16B39/16; F16B39/02
Attorney, Agent or Firm:
Osamu Mori