Electrical door operator
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United States of America Patent
Stats
-
Sep 30, 2014
Grant Date -
Sep 30, 2010
app pub date -
Mar 9, 2010
filing date -
Apr 2, 2008
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A door operator for use with a door includes an arm that extends from the door operator. The door operator includes a motor moving the arm to move the door between a closed position and an open position and between the open position and the closed position. A current sensor generates a current signal corresponding to the current to the motor. A position sensor in communication with the door arm generates a position signal corresponding to the position of the door relative to the frame. A controller communicates with the sensor and the motor. The controller controls a motor current to the motor in response to the current signal and the position signal.
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