Title:
ロックナット
Document Type and Number:
Japanese Patent JP3138476
Kind Code:
U
Abstract:
A special shape inner peripheral surface (14) connected to a base end side of a female thread (11) and set to be rotatable only by a first special purpose tool is formed in a nut main body (2). A cap (4) is constituted by a shaft portion (21) which is inserted to the special shape inner peripheral surface (14) of the nut main body (2) and having a male thread (23) threaded with a base end portion of the female thread (11) of the nut main body (2) in a leading end side, and a head portion (22) provided in a base end side of the shaft portion (21).
Inventors:
Daisaku Kishida
Application Number:
JP2007007719U
Publication Date:
January 10, 2008
Filing Date:
October 09, 2007
Export Citation:
Assignee:
Kyonaga Sangyo Co., Ltd.
International Classes:
F16B41/00; F16B23/00
Attorney, Agent or Firm:
Norihiko Hibi
Einosuke Kishimoto
Akira Watanabe
Matsumura Naoto
Einosuke Kishimoto
Akira Watanabe
Matsumura Naoto