Title:
DUSTPROOF DEVICE, AUTOMATIC DUSTPROOF SYSTEM AND DUSTPROOF METHOD
Document Type and Number:
WIPO Patent Application WO/2008/131652
Kind Code:
A1
Abstract:
A dustproof device comprises: a dustproof net; a drive machine for supporting
power; the end of the dustproof net connects to the installation shafts of the
dustproof net fixedly; two installation shafts of the dustproof net are located
on both sides of a dustproof area respectively, and connects to the drive machine,
so as to transfer the power supported by the drive machine to the dustproof net;
when needing to replace the dustproof net, the drive machine operates and drives
the installation shafts of the dustproof net to rotate, so as to roll the dustproof
net and replace the dustproof net accordingly. A dustproof system comprises
a dustproof device and a monitor unit. A corresponding dustproof method is also
provided.
Inventors:
ZHAI AITING (CN)
LU XIJUN (CN)
ZHU YU (CN)
LU XIJUN (CN)
ZHU YU (CN)
Application Number:
PCT/CN2008/070054
Publication Date:
November 06, 2008
Filing Date:
January 09, 2008
Export Citation:
Assignee:
HUAWEI TECH CO LTD (CN)
ZHAI AITING (CN)
LU XIJUN (CN)
ZHU YU (CN)
ZHAI AITING (CN)
LU XIJUN (CN)
ZHU YU (CN)
International Classes:
H05K7/00
Foreign References:
| CN2874992Y | 2007-02-28 | |||
| JP2006317139A | 2006-11-24 | |||
| CN101056508A | 2007-10-17 | |||
| CN2914596Y | 2007-06-20 |
Attorney, Agent or Firm:
UNITALEN ATTORNEYS AT LAW (Scitech PlaceNo.22, Jian Guo Men Wai Ave., Chao Yang District, Beijing 4, CN)
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