A - Human Necessities – 62 – B
Patent
A - Human Necessities
62
B
A62B 7/02 (2006.01)
Patent
CA 2501186
Disclosed is a portable breathing apparatus. The portable breathing apparatus according to the present invention comprises: an air tank 10 chargeable with air at the predetermined pressure and portable; a pressure valve member 20 bypassing one portion of air when the pressure of air supplied from the air tank 10 falls less than certain pressure; a regulator valve member 30 converting air induced from the pressure valve member 20 into breathable pressure, thereby regularly supplying the converted air to a mouth 31; a pressure switching member 40 enabling electric power to be switched on/off by compressed air, induced and bypassed from the pressure valve member 20; and a vibration means 50, contactable to a human body, generating vibration at the same time when the electric power of the pressure switching member 40 is switched on, thereby warning lack of compressed air. Thus, the present invention may reduce casualties by timely informing an operator of the time when the carrying air tank 10 is to be supplemented while operating at a crisis and very hectic site such as diving or the fire, and at the same if necessary, to enable the operator to ask for help to another person nearby.
Kirby Eades Gale Baker
Seong Sae-Jae
LandOfFree
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