Title:
BUSH FOR EMBEDDING
Document Type and Number:
Japanese Patent JP2015057556
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a bush for embedding with excellent productivity, in which a crack is hard to occur in a resin molding.SOLUTION: A metal bush 1 for embedding inserted into a resin molding for use has: an anti-loosening part 31 provided at a central part in an axial direction, and preventing movement in the axial direction; and rotation stop parts 15a, 15b that have many crest parts 17a, 17b and trough parts 23a, 23b radially arranged in a vertical direction so as to hold the anti-loosening part 31. The anti-loosening part 31 has a dam damming the trough parts 23a, 23b, and the dam is formed so as to become the same height as the apex of the crest part or to swell beyond the apex of the crest part. The crest parts 17a, 17b and trough parts 23a, 23b of the rotation stop parts are curved.
Inventors:
OKUDA YASUTAKA
KUMAMOTO TAKAHIRO
FUJIOKA SHINICHI
GOTO YUKINOBU
KUMAMOTO TAKAHIRO
FUJIOKA SHINICHI
GOTO YUKINOBU
Application Number:
JP2013191238A
Publication Date:
March 26, 2015
Filing Date:
September 16, 2013
Export Citation:
Assignee:
SIGMA KK
International Classes:
F16B43/00
Domestic Patent References:
| JPS3621474Y | ||||
| JPH0783222A | 1995-03-28 | |||
| JPS57127119A | 1982-08-07 | |||
| JPH11325028A | 1999-11-26 |
Attorney, Agent or Firm:
専徳院 博