Title:
AN ALTERNATIVE FOAM STORING AND PROPORTIONALLY MIXING APPARATUS
Document Type and Number:
WIPO Patent Application WO/2008/009162
Kind Code:
A1
Abstract:
An alternative foam storing and proportionally mixing apparatus used in the foam
fire fighting system is described. The apparatus includes at least one foam storing
tank in the ordinary pressure, at least two pressure foam tanks, at least one proportional
mixer, and control unit and so on. The alternative foam storing and proportionally
mixing apparatus uses at lease one foam tank to alternatively inject foam to at
least two pressure foam storage tanks. The foam liquid in the at least two foam
storage tanks is alternatively supplied to the foam fire fighting system through
at least one proportional mixer. The alternative foam storing and proportionally
mixing apparatus of the present invention not only can accurately mix the foam,
but also it has simple structure and can prevent the rubber membrane from being
damaged. The pressure foam tank, which is the key parts of the present invention,
can be made standardly so as to shorten its production cycle and reduce the cost.
Inventors:
ZHANG WEISHE (CN)
LI GANGJIN (CN)
LI GANGJIN (CN)
Application Number:
PCT/CN2006/001515
Publication Date:
January 24, 2008
Filing Date:
June 30, 2006
Export Citation:
Assignee:
ZHANG WEISHE (CN)
LI GANGJIN (CN)
LI GANGJIN (CN)
International Classes:
A62C31/12
Foreign References:
| JP2003210603A | 2003-07-29 | |||
| JP2003180861A | 2003-07-02 | |||
| JP2002291925A | 2002-10-08 | |||
| CN2699941Y | 2005-05-18 | |||
| CN2654200Y | 2004-11-10 | |||
| JPH11197264A | 1999-07-27 |
Attorney, Agent or Firm:
JEEKAI & PARTNERS (Jinyu TowerA129, West Xuan Wu Men Street, Beijing 1, CN)
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