Title:
DOUBLE WASHER
Document Type and Number:
Japanese Patent JP2013096571
Kind Code:
A
Abstract:
To solve, with a low-cost industrial material, the cause of the problem that a nut, which is widely used, is loosened due to vibration and the like after being tightened.
A thin washer 2 is put on the front surface of the nut 7 being tightened. The nut 7 gets on the thin washer 2 and a shape in which a wedge is inserted between a bolt 6 and the nut 7 is formed. Thus, a simple method of inserting the wedge between the bolt 6 and the nut 7 prevents the nut from loosening.
Inventors:
KAMAISHI TOSHIRO
Application Number:
JP2011272734A
Publication Date:
May 20, 2013
Filing Date:
November 02, 2011
Export Citation:
Assignee:
KAMAISHI TOSHIRO
International Classes:
F16B43/00; F16B39/24