Torque sensing unit

Details Torque sensing unit Torque sensing unit

E - Fixed Constructions

05

F

268/26, 342/17.2

E05F 15/10 (2006.01)

Patent

CA 1138906

ABSTRACT A door opener has a pivotably mounted motor to open and close the door. An obstruction sensing apparatus detects rotation of the motor, due to the door having en- countered an obstruction, and reverses the direction of motion of the door, The opening and closing threshold obstruction forces may be independently adjusted.

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