Title:
WASHER FOR PREVENTING BOLT FROM BEING LOOSENED
Document Type and Number:
WIPO Patent Application WO/2015/178515
Kind Code:
A1
Abstract:
The present invention relates to a washer for preventing a bolt from being loosened and, more specifically, to a washer for preventing a bolt from being loosened that can prevent a bolt from being loosened from an object to which the bolt is secured even in a situation where severe vibration occurs. To this end, the present invention provides a washer for preventing a bolt from being loosened, comprising: a washer body; a bolt through-hole that is formed in the washer body and provides a passage through which a bolt passes through the washer body; and a washer confinement recess that is formed inwardly from one surface of the washer body, which makes contact with an object to which the bolt is secured, and forms a polygonal prism with the bolt through-hole as the center of the bottom thereof.
Inventors:
KIM SEOK WON (KR)
SHIN HAN CHOUL (KR)
KIM MIN SUNG (KR)
SHIN HAN CHOUL (KR)
KIM MIN SUNG (KR)
Application Number:
PCT/KR2014/004475
Publication Date:
November 26, 2015
Filing Date:
May 20, 2014
Export Citation:
Assignee:
VOLVO CONSTR EQUIP AB (SE)
KIM SEOK WON (KR)
SHIN HAN CHOUL (KR)
KIM MIN SUNG (KR)
KIM SEOK WON (KR)
SHIN HAN CHOUL (KR)
KIM MIN SUNG (KR)
International Classes:
F16B39/24; F16B43/00
Foreign References:
JP2001041216A | 2001-02-13 | |||
KR940016392U | ||||
KR20120119392A | 2012-10-31 | |||
KR20110135369A | 2011-12-16 | |||
JP2003526057A | 2003-09-02 |
Attorney, Agent or Firm:
KIM, SEON-MIN (KR)
김선민 (KR)
김선민 (KR)
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