Title:
PROTRUSION-TYPE FIREPROOF STRUCTURE FOR FIRE PROTECTION OF WIRE TUBING AND CABLES
Document Type and Number:
WIPO Patent Application WO/2017/209385
Kind Code:
A1
Abstract:
The present invention relates to a protrusion-type fireproof structure for wire tubing and cables, the fireproof structure, for fire protection of wire tubing and cables, being installed so as to surround the cables or wire tubing having communication or electrical cables installed therein to protect the wire tubing and cables from a fire. The protrusion-type fireproof structure comprises: a fireproof cover made of thermally expandable material which expands from heat in the event of a fire, and having a tubular shape with open ends so as to be installed surrounding the outside of the wire tubing or cables, and having a plurality of ventilation through-holes; and a plurality of expansion leaves made of the same thermally expandable material as the fireproof cover, protruding on the outer surface thereof, and arranged between the ventilation through-holes to thermally expand before the fireproof cover due to heat in the event of a fire to thus close the ventilation through-holes.
Inventors:
LEE JAE GEOL (KR)
Application Number:
PCT/KR2017/003486
Publication Date:
December 07, 2017
Filing Date:
March 30, 2017
Export Citation:
Assignee:
KWANG WOON TECH CORP (KR)
International Classes:
H02G3/04; A62C3/16; H02G3/32
Foreign References:
| KR100913973B1 | 2009-08-25 | |||
| KR20020010643A | 2002-02-04 | |||
| KR100522583B1 | 2005-10-20 | |||
| KR20120005246A | 2012-01-16 | |||
| US20060175075A1 | 2006-08-10 |
Attorney, Agent or Firm:
DONGCHEON PATENT FIRM (KR)
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