Fire extinguishers – Fluid systems – Plural source – mixing in transit
Reexamination Certificate
2001-02-28
2008-12-02
Ganey, Steven J (Department: 3752)
Fire extinguishers
Fluid systems
Plural source, mixing in transit
C169S005000, C169S009000, C169S024000, C169S054000, C239S311000, C239S343000, C239S346000, C239S373000, C239S419000, C239S432000, C239S433000, C239S590300, C239S369000
Reexamination Certificate
active
07458427
ABSTRACT:
The invention relates to a mixing chamber for producing compressed air foam in fire extinguishing devices. The mixing chamber has a compressed air inlet, an extinguishing agent inlet and a compressed air foam outlet. The contour of the mixing chamber tapers towards the compressed air foam outlet. The invention also includes a fire extinguishing device. The fire extinguishing device includes an extinguishing agent container, a connecting device for connecting a source of compressed air to a mixing chamber of the kind described above.
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“Motionless Mixers,” Burlington Pump Inc. Pamphlet, Burlington, Ontario.
Andris Helmut
Braun Ulrich
Ganey Steven J
Lieberman & Brandsdorfer LLC
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