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US 9,212,759 B2Granted
Ventil
AssigneeAlfmeier Prazision AG Baugruppen und Systemlosungen
InventorsMarkus Köpfer, Markus Gebhardt
Life of this patent
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Abstract
A valve has a housing that has a first media opening and encloses a pressure space, and a valve element actuated by at least one wire-shaped SMA element arranged in a pressure space that in a first position closes the media opening and in a second position closes the first media opening that opens the valve element. The valve housing is formed by a housing shell open on one side and a circuit board closing it with which the SMA element is electrically connected.
Claims17
A valve comprising:
- a housing that has a first media opening and encloses a pressure space, and a valve element actuated by at least one wire-shaped SMA element arranged in the pressure space that in a first position closes the first media opening and in a second position opens the first media opening, wherein the valve housing is formed by a housing shell open on one side and a circuit board closing it to which the SMA element is electrically connected, a second media opening controlled by the valve element being present in the circuit board, wherein the valve element when in the first position closes the first media opening and releases the second media opening, and when in the second position releases the first media opening and closes the second media opening.
Dependencies are inferred from the claim text.