Actuator system comprising lever mechanism
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United States of America Patent
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Apr 12, 2011
Grant Date -
May 10, 2007
app pub date -
Sep 29, 2006
filing date -
Mar 30, 2004
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The invention provides a pump assembly comprising an actuator lever, a supporting structure, a pump comprising a pump member moveable by actuation of the actuator lever, and an actuator for moving the actuator lever. A first stationary pivoting joint is formed between the actuator lever and the supporting structure, and a second floating pivoting joint is formed between the actuator lever and the pump member allowing the pump member to float relative to the actuator lever, the floating pivoting point providing a constant-length actuator arm defined between the first pivoting joint and the second pivoting joint.
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