Breathing valve

Details Breathing valve Breathing valve

1996-07-12

1998-01-06

Lewis, Aaron J.

Surgery

Respiratory method or device

Means for supplying respiratory gas under positive pressure

12820128, 12820311, 12820615, 12820712, A62B 902

Patent

active

057043477

ABSTRACT:
A breathing valve with a valve disk lying on a valve crater and with a valve spring, which is in contact with the valve disk with a first spring portion and with a support surface with a second spring portion. The valve spring is designed as a valve spring that can be spread open against the support surface, and the support surface is designed as a wedge-shaped spreading surface engaging the second spring portion in the area of contact with the second spring portion.

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patent: 4354931 (1982-10-01), Allori et al.
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