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Fire fighting helicopter

  • US 4,090,567 A
  • Filed: 10/26/1976
  • Issued: 05/23/1978
  • Est. Priority Date: 10/26/1976
  • Status: Expired due to Term
First Claim
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1. Fire fighting helicopter apparatus comprising a helicopter, tank attachment means connected to the helicopter for rapidly attaching and detaching external tanks, an external fire fighting fluid tank connected to the tank attaching means, a high pressure pump mounted amidship, pump driving means mounted on the helicopter and connected to the pump for driving the pump, suction means connected to the pump and to the tank for drawing fluid from the tank into the high pressure pump, a discharge line connected to the pump and extending through the helicopter, a nozzle boom connected to the discharge line and extending from the helicopter for directing fluid from the pump to a fire, swivel means mounted rearwardly on the helicopter and connected between the discharge line and the nozzle boom whereby the snorkel is movable horizontally and vertically to varied positions by the swivel means for discharging fluid in varied directions from the helicopter a control module mounted aft on the helicopter adjacent the swivel means, said tank being positioned sufficiently forward in the helicopter to counterbalance the control module, and means operable in the control module for controlling said swivel means.

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