Title:
WASHER, AND BOLT NUT
Document Type and Number:
Japanese Patent JP2006329415
Kind Code:
A
Abstract:
To obtain high axial force from low fastening torque by reducing resistance between a bolt head and an object to be tightened.
The washer is formed with a protruding part in at least a face sliding on the bolt head and the object to be tightened when rotating and tightening an inserted bolt.
Inventors:
HAMAGUCHI TAKUZO
Application Number:
JP2005176936A
Publication Date:
December 07, 2006
Filing Date:
May 21, 2005
Export Citation:
Assignee:
HAMAGUCHI IMAO
TAMII NETWORK KK
TAMII NETWORK KK
International Classes:
F16B43/00; F16B35/00