ELECTRIC VALVE FOR REFRIGERANT CONTROL
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United States of America Patent
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N/A
Issued Date -
Apr 5, 2012
app pub date -
Apr 8, 2011
filing date -
Oct 5, 2010
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
An electric valve for refrigerant control is provided, which includes: a base; a cover adapted to cover the base; a rotor adapted to perform stepping motions in a rotating direction by means of a stator disposed outside the cover; and a drive pad rotated by receiving a rotating force from the rotor through decelerating gears, wherein the base has a first port through which a refrigerant is introduced to the space inside the cover and at least two or more second ports through which the refrigerant introduced through the first port is discharged, and the drive pad has a contact surface contacted with the surface of the base and an open surface stepped from the contact surface and forming a passage extended to the second ports in accordance with the operation of the drive pad.
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