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US 2012/0234325 A1Published application
Air Control Valve
OwnerWai To LI, Yue Fu Zhuinventors
Life of this patent
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Abstract
An air control valve includes a body which includes a passage with an inlet and an outlet, and a chamber located between and communicated with the inlet and the outlet. The air control valve further includes a valve element rotatably disposed in the chamber, and a motor connected to the valve element for driving the valve element to rotate between a first position where the outlet communicates with the inlet and a second position where the valve element disconnects the outlet from the inlet.
Claims12
An air control valve for a medical respiratory device, comprising:
- a body having a chamber with an inlet and an outlet;
- a valve element rotatably disposed within the chamber, the valve element defining a channel;
- and
- a motor comprising a shaft which is connected to the valve element for rotating the valve element between a first position where the channel of the valve element connects the outlet to the inlet of the body and a second position where the valve element disconnects the outlet from the inlet.
1 more element
Dependencies are inferred from the claim text.