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Fire extinguisher and liquid dispensing apparatus

  • US 4,505,336 A
  • Filed: 02/28/1983
  • Issued: 03/19/1985
  • Est. Priority Date: 10/06/1979
  • Status: Expired due to Fees
First Claim
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1. A fire extinguisher comprising a first tank for storage of a fire inhibiting liquid under low pressure and having an outlet for dispensing the same, a cylindrical housing supported within said first tank, a second tank for storage of a propellant gas under high pressure, said second tank being located within said first tank and being provided with a pressure reducing valve having an outlet for discharging said propellant gas into said first tank to maintain the low pressure therein, said second tank and said reducing valve being aligned axially and located in said cylindrical housing, a means for storing a parent solution for foaming said fire-inhibiting liquid, said storing means being located within said first tank and having one end communicating with the discharge of said reducing valve and having means for expelling said parent solution from said cylindrical housing on discharge of said propellant gas into said first tank.

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