Hewlett-packard Development Company, L.P.

David Onstenk

Erik E Erlandson

In one embodiment, a check valve includes an outer region and a central region. One or more cuts wind from the outer region towards the central region. In the presence of flow along one direction, the check valve opens by extending the central region away from the outer region. In the presence of flow in the reverse direction, the check valve closes by retracting the central region towards the outer region.

Check valve

In one embodiment, a check valve includes an outer region and a central region. One or more cuts wind from the outer region towards the central region. In the presence of low along one direction, the check valve opens by extending the central region away from the outer region. In the presence of flow in the reverse direction, the check valve closes by retracting the central region towards the outer region.

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Granite Bay, CA, United States of America

David Onstenk