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Title:
SMOKE SCREEN GENERATOR
Document Type and Number:
WIPO Patent Application WO/2004/097760
Kind Code:
A1
Abstract:
A smoke screen generator in which the field of view is shut off instantaneously (short time) by emitting smoke without requiring any heater or an accumulator and a sound for intimidation can be generated, in which spreading performance of smoke screen can be enhanced by the number of smoke ejection openings and the angle of smoke ejecting direction, and in which a required quantity of smoke can be emitted in a short time in a limited space. The smoke screen generator comprises an igniter, a smoke emitting agent being fired by the igniter to emit smoke, and a combustion chamber for containing the smoke emitting agent provided with an opening for ejecting gas smoke generated through combustion of the smoke emitting agent to the outside, wherein a member for holding the pressure of gas smoke is provided at the smoke ejection opening.

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Inventors:
KAZUMI TAKASHI (JP)
KANAZAWA YOSHIICHI (JP)
SUZUKI YOSHIHIRO (JP)
KAWANO MAKOTO (JP)
Application Number:
PCT/JP2003/005585
Publication Date:
November 11, 2004
Filing Date:
May 01, 2003
Export Citation:
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Assignee:
NIPPON KOKI KK (JP)
SECOM CO LTD (JP)
KAZUMI TAKASHI (JP)
KANAZAWA YOSHIICHI (JP)
SUZUKI YOSHIHIRO (JP)
KAWANO MAKOTO (JP)
International Classes:
G08B15/02; (IPC1-7): G08B15/02
Foreign References:
JPH0625987U1994-04-08
JPS58122186U1983-08-19
JP2000200394A2000-07-18
JP2000080860A2000-03-21
Attorney, Agent or Firm:
Furuya, Fumio (9th Floor 19-5, Nishishinjuku 1-chom, Shinjuku-ku Tokyo, JP)
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