Regulator for diving

Surgery – Respiratory method or device – Means for supplying respiratory gas under positive pressure

Reexamination Certificate

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Details

C128S205120, C128S201270, C128S201280, C137S908000

Reexamination Certificate

active

06957652

ABSTRACT:
Here is disclosed a regulator for diving free from any possibility that smooth operation of respective components might be obstructed due to the presence of impurities in the air supplied from an air cylinder. In the regulator, a tubular coupler member coupling a regulator for diving to an air hose extending from an air cylinder is provided with a filter assembly.

REFERENCES:
patent: 4436090 (1984-03-01), Darling
patent: 4793340 (1988-12-01), Ottestad
patent: 5184609 (1993-02-01), Hart
patent: 5379761 (1995-01-01), Schuler
patent: 5413096 (1995-05-01), Hart
patent: 5509407 (1996-04-01), Schuler
patent: 5685297 (1997-11-01), Schuler
patent: 5724961 (1998-03-01), Tistrand
patent: 5746198 (1998-05-01), Taba et al.
patent: RE36223 (1999-06-01), Schuler
patent: 6332464 (2001-12-01), Chen
patent: 6619286 (2003-09-01), Patel
patent: 3281339 (2002-02-01), None

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