E - Fixed Constructions – 05 – F
Patent
E - Fixed Constructions
05
F
E05F 15/20 (2006.01) E01F 13/04 (2006.01) E06B 11/02 (2006.01) G08C 17/02 (2006.01) G08C 19/00 (2006.01) G08C 23/00 (2006.01) H04Q 9/00 (2006.01)
Patent
CA 2604669
An access control system is provided for a movable barrier. A main communication unit grants access to a movable barrier operator. The movable barrier operator controls movement of the movable barrier. A remote communication unit has an input device to receive an access request and to transmit a corresponding access signal to the main communication unit and to transmit a status indication to the main communication unit in response to detecting a predetermined event.
Gioia William G.
Rainey Robert
Macrae & Co.
The Chamberlain Group Inc.
LandOfFree
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