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Patent Searching and Data


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)
Application Number:
PCT/KR2014/004475
Publication Date:
November 26, 2015
Filing Date:
May 20, 2014
Export Citation:
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Assignee:
VOLVO CONSTR EQUIP AB (SE)
KIM SEOK WON (KR)
SHIN HAN CHOUL (KR)
KIM MIN SUNG (KR)
International Classes:
F16B39/24; F16B43/00
Foreign References:
JP2001041216A2001-02-13
KR940016392U
KR20120119392A2012-10-31
KR20110135369A2011-12-16
JP2003526057A2003-09-02
Attorney, Agent or Firm:
KIM, SEON-MIN (KR)
김선민 (KR)
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