Closure device of a second-stage regulator for scuba divers

Details Closure device of a second-stage regulator for scuba divers Closure device of a second-stage regulator for scuba divers

2004-07-26

2009-11-17

Bianco, Patricia (Department: 3772)

Surgery

Respiratory method or device

Means for supplying respiratory gas under positive pressure

C128S201110, C128S201270, C128S201280, C128S201290, C128S204220, C128S204270, C128S204290, C128S205110, C128S205240

Reexamination Certificate

active

07617825

ABSTRACT:
A closure device of a second-stage regulator for scuba divers, the regulator comprising a regulator body with an inlet conduit for connection to a first-stage regulator which supplies a breathable gaseous mixture at relatively constant pressure, an outlet conduit for connection to a mouthpiece of the users, and an opening closed by a deformable diaphragm. The device comprises a locking frame connected in an articulated manner or jointedly to the regulator body to lock the diaphragm in the opening, and a member for fastening the frame to the regulator body.

REFERENCES:
patent: 3633611 (1972-01-01), MacNiel et al.
patent: 4337766 (1982-07-01), Feathers
patent: 4616645 (1986-10-01), Pederson et al.
patent: 6263871 (2001-07-01), Brown et al.
patent: 0019488 (1980-11-01), None

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