Title:
DUAL PROTECTION CAP FOR BOLT AND NUT
Document Type and Number:
WIPO Patent Application WO/2012/124972
Kind Code:
A3
Abstract:
The present invention pertains to a dual protection cap for a bolt and a nut. The present invention relates to a protection cap for a bolt and a nut, which is open at one side and covers a bolt and a nut so as to separate the same from the outside, and comprises: an outer cap and an inner cap are respectively injection molded with synthetic resin; fitting grooves, which are formed on the inside of the outer cap at a uniform interval in a longitudinal direction, are fitted and coupled with protrusion pieces, which are formed to protrude from the outer periphery of the inner cap at a uniform interval in a longitudinal direction; and triangular protrusion pieces are formed on the end portion of each of fixing pieces, which radially protrude from the peripheral surface of the bottom surface in the inner cap.
Inventors:
KIM LEE NAM (KR)
JIN JAE HO (KR)
JIN JAE HO (KR)
Application Number:
PCT/KR2012/001827
Publication Date:
December 27, 2012
Filing Date:
March 14, 2012
Export Citation:
Assignee:
KIM LEE NAM (KR)
JIN JAE HO (KR)
JIN JAE HO (KR)
International Classes:
F16B37/14
Foreign References:
| KR200439026Y1 | 2008-03-17 | |||
| JPH11180456A | 1999-07-06 | |||
| JPS59141209U | 1984-09-20 | |||
| JPS5351973Y2 | 1978-12-12 |
Other References:
See also references of EP 2713065A4
Attorney, Agent or Firm:
SO, Jin Ho (2 Floor Nonhyeollo79Gil 55, Gangnam-gu, Seoul 135-924, KR)
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Claims: