Title:
A CYLINDRICAL SHAPED FIREPROOF LAMP FITTING
Document Type and Number:
WIPO Patent Application WO/2008/037152
Kind Code:
A1
Abstract:
A cylindrical shaped fireproof lamp fitting which comprises a supporting plate (
1 ) and a cylindrical shaped shade (2). A light source and a lamp base are mounted in
the shade and a through-hole is provided on the shade. A conduit ( 3 ) is mounted on
the through-hole, an electric wire ( 5 ) extended from the lampbase connects to
the electrical equipment outside the shade through the conduit (3 ). There is
fireproof material or/and fireproof intumescent material (4) inside the conduit
( 3 ) or near he wire-in end of the conduit. The cylindrical shaped shade (2) can
be composed of a metal layer and a fireproof heat insulation layer on the metal
layer. The fireproof material or/and fireproof intumescent material (4 ) can
prevent the fire escaping from the space between the inner wall of the conduit and
the wire when a fire disaster occurs, therefore effectively prevent the fire spreading
around.
Inventors:
WU LIANGJU (CN)
Application Number:
PCT/CN2007/001198
Publication Date:
April 03, 2008
Filing Date:
April 13, 2007
Export Citation:
Assignee:
WU LIANGJU (CN)
International Classes:
F21V25/12; F16L5/04; F21S8/00; H02G3/22
Foreign References:
| CN1641262A | 2005-07-20 | |||
| CN1150709A | 1997-05-28 | |||
| US20050150677A1 | 2005-07-14 | |||
| CN2299986Y | 1998-12-09 | |||
| CN1653237A | 2005-08-10 | |||
| CN1710326A | 2005-12-21 | |||
| US6831118B2 | 2004-12-14 | |||
| EP1688663A2 | 2006-08-09 |
Attorney, Agent or Firm:
ADVANCE CHINA I.P. LAW OFFICE (MinhuiSuite 918-920, 9/F, Dongshan Plaza,No. 69, Xianlie Central Road,Guangzhou, Guangdong 5, CN)
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