Frishauf, Holtz, Goodman & Chick, P.C.
Bolt, method of fastening members with the use of the bolt, and method of releasing fastening
The invention relates to a bolt for integrally fastening a first member and a second member, which are spaced away to each other, the bolt comprising a cylindrical-shaped collar bolt provided on a portion of an outer peripheral surface thereof with an external thread portion and on an inner peripheral surface thereof with an internal thread portion; and a bolt body having in an area of one end of a shank an external thread portion capable of threading into the internal thread portion of the collar bolt and a head on the other end thereof.
Aoyama Seisakusho Co., Ltd.
B B F F F
B62D B62D F16B F16B F16B
inventional inventional inventional inventional inventional
Hiromichi Masahito Kenji Masafumi Junzo Shuji
Mizuno Yabuoshi Inagaki Takahashi Ozawa Ito