Throttle valve of diving respirator

Details Throttle valve of diving respirator Throttle valve of diving respirator

1992-09-03

1994-06-28

Burr, Edgar S.

Surgery

Respiratory method or device

Means for supplying respiratory gas under positive pressure

12820716, 137512, 1375133, A62B 902, F16K 4708

Patent

active

053237730

ABSTRACT:
A throttle valve of a diving respirator, wherein an orifice valve is inserted slidably in a hole of a cylindrical valve body, an orifice is formed in said valve body so as to communicate a gas outlet and a gas inlet formed on the valve body, and a gas passage is formed between the gas outlet and the gas inlet, which is opened only when a gas pressure in the gas inlet is elevated to a predetermined valve so that the orifice valve is moved relative to the valve body.

REFERENCES:
patent: 4044791 (1977-08-01), McKenzie

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