Method, system and apparatus for opening doors

Electricity: motive power systems – Automatic and/or with time-delay means – Movement – position – or limit-of-travel

Reexamination Certificate

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Reexamination Certificate

active

07151351

ABSTRACT:
An improved garage door opener is disclosed. The garage opener has a motor drive unit for opening and closing a garage door. The motor drive unit has a microcontroller. Connected to the motor drive unit is a wall console that is located inside the garage. The wall console also has a microcontroller. The microcontroller of the motor drive unit is connected to the microcontroller of the wall console by means of a digital data bus.

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