| 摘要 |
A pneumatic control valve and power reserve in the form of pressurized gas in a pressurization chamber, for elastically deforming a diaphragm without closing off two admission (2) and respectively discharge (3) orifices of said valve and able to place the opening of the valve by depressurization of said pressurization chamber 5 is disclosed. The valve may be used for total and rapid deflation of a therapeutic mattress having a plurality of compartments that are inflated with air, including at different pressures.
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