Title:
ANCHOR BOLT
Document Type and Number:
Japanese Patent JP2015127485
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide an anchor bolt capable of suppressing the backlash of a member attached thereto, etc. due to vibration.SOLUTION: An anchor bolt 1 includes a tapered member 8 connected to a bolt body 5, and an unfolded member 9 externally fitted to the tapered member 8. On the peripheral side face of the tapered member 8, a planarly shaped inclined surface 10 is formed, and on an abutment part 12 of the unfolded member 9, a planarly shaped inner surface 14 is provided which has face contact with the inclined surface 10. On the inner surface 14 of the abutment part 12, an engaging protruded portion 18 is protruded, and in the inclined surface 10 of the tapered member 8, an engaged recessed portion 19 is recessed with which the engaging protruded portion 18 engages. A side face 18b of the engaging protruded portion 18 and a side face 19b of the engaged recessed portion 19 face each other in the state that they come close to each other.
Inventors:
ANDO KAZUAKI
YANAI TORU
YANAI TORU
Application Number:
JP2013273640A
Publication Date:
July 09, 2015
Filing Date:
December 28, 2013
Export Citation:
Assignee:
HOWA CORP
International Classes:
E04B1/41; E21D20/00; F16B13/06