Title:
FIXING STRUCTURE OF STUD BOLT AND FIXED PLATE, AND STUD BOLT
Document Type and Number:
Japanese Patent JP2019158037
Kind Code:
A
Abstract:
To provide a fixing structure of a stud bolt and a fixed plate, having the structure which has a high fixing strength in a twisting direction with respect to a torque upon tightening and, moreover, has a high fixing strength for a load in a direction perpendicular to a shaft, and to provide the stud bolt.SOLUTION: In a fixing structure of a stud bolt and a fixed plate: an emboss part 122 to which a stud part 2 is fitted is provided on a fixed plate 102; the emboss part 122 has a cylindrical part 123 fitted to an outer circumferential surface of a caulking shaft part side of the stud part 2 and an end plate part 124 coming into close contact with a shoulder part 23 of the stud part 2; an opening part 125 is provided on the end plate part 124; an engagement part 42 which is extended to the radial direction outer side and is engaged with a peripheral part of the opening part 125 of the fixed plate 102 is provided on an end part of the screw shaft part side of a caulking shaft part 4; and whirl stopping means 25 which regulates relative rotation of the fixed plate 102 and a stud bolt 1 is provided on a fitting part of an inner circumferential surface of the cylindrical part 123 and the stud part 2.SELECTED DRAWING: Figure 1
Inventors:
MORI SHIGETO
ASANO NOBUYOSHI
ITASHIKI MASARU
ASANO NOBUYOSHI
ITASHIKI MASARU
Application Number:
JP2018046705A
Publication Date:
September 19, 2019
Filing Date:
March 14, 2018
Export Citation:
Assignee:
TOPURA KK
International Classes:
F16B5/02; F16B39/32; F16B43/00
Attorney, Agent or Firm:
Takeshi Nakamura
Koichiro Sakai
Ryota Morihiro
Koichiro Sakai
Ryota Morihiro