Fluid transporting device of the peristaltic type with a push pin and push plate arrangement
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United States of America Patent
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Apr 12, 2016
Grant Date -
Apr 17, 2014
app pub date -
Dec 19, 2013
filing date -
Nov 1, 2005
priority date (Note) -
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Abstract
A fluid transporting device includes an elastic tube, a tube frame that holds the elastic tube in an arc, a rotary push plate arranged in the arc for facilitating fluid flow inside the elastic tube, and a plurality of push pins disposed between the elastic tube and the center of the arc. Each push pin includes a semispherical end portion that contacts the rotary push plate, a pushing end portion that places a bias on the elastic tube, and adjacent end portions of at least two push pins close the elastic tube when the semispherical end portions are pushed by an outer circumference arc of the rotary push plate.
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