The drive mechanism is a device which keeps your garage opener turning and lifts the steel bar that keeps the door closed when it is not being used.
Garage door opener drive mechanism.
The transmitter would transmit on a designated frequency.
Today s high strength drive belts will handle the weight loads of most single or double residential garage doors.
The receiver would listen for the radio signal then open or close the garage depending on the door position.
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It operates using a switch that activates the wide rubber belt which either pulls the trolley up a track to raise the door or pushes it down a track to lower the door.
This track aka the t rail guides and shields the chain screw or belt as it moves the.
The machine also slows a door in transit preventing it from crashing to the garage floor.
The belt ends are joined at the drive trolley with a threaded clip that can be adjusted to keep the belt tight.
This type of drive system runs along the rail and wraps around a sprocket located on the top of the opener.
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