Title:
DEVICE FOR PREVENTING THE WINDOW SASH FROM DROPPING
Document Type and Number:
WIPO Patent Application WO/2009/049444
Kind Code:
A1
Abstract:
A device (5) for preventing the window sash (2) from dropping is disclosed, which
is connected between the window sash (2) and the window frame (1). The device (5)
includes a window sash fastening block (54), a window frame fastening block (52),
an elastic wire (53) and a sleeve (51), wherein the elastic wire (53) connecting
the window sash fastening block (54) with the window frame fastening block (52);
said window sash fastening block (54) is provided with a throughhole (523), said
throughhole (523) inserted with the sleeve (51); one end of the elastic wire (53)
is secured to the window frame fastening block (52), the other end traverses the
throughhole (523) of the window sash fastening block (54) and is inserted into
the sleeve (51), and a position-limiting block (531) is mounted on the end of the
elastic wire (53) traversing the throughhole (523), the diameter of the position-limiting
block (531) greater than that of the throughhole (523); the window sash fastening
block (54) is secured to the window sash (2), and the window frame fastening block
(52) is secured to the window frame (1). The device (5) has the advantages of good
security, simple structure, low cost and convenient mounting and using.
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Inventors:
LEUNG LOKSHUN (CN)
Application Number:
PCT/CN2007/003130
Publication Date:
April 23, 2009
Filing Date:
November 05, 2007
Export Citation:
Assignee:
LEUNG LOKSHUN (CN)
International Classes:
E06B7/28
Foreign References:
| CN2856367Y | 2007-01-10 | |||
| CN200961434Y | 2007-10-17 | |||
| CN2825898Y | 2006-10-11 | |||
| DE19860850A1 | 2000-07-13 | |||
| CN101158263A | 2008-04-09 |
Attorney, Agent or Firm:
GUANGZHOU NANFENG PATENT AGENT LIMITED (No. 100Xianlie Road, M.,Guangzhou, Guangdong 0, SN)
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