Barrier movement control safety method and apparatus

Details Barrier movement control safety method and apparatus Barrier movement control safety method and apparatus

2006-10-31

2006-10-31

Redman, Jerry (Department: 3634)

Movable or removable closures

Safety means responsive to obstruction to closure

Closure drive stopping or reversal

C049S026000

Reexamination Certificate

active

07127847

ABSTRACT:
A barrier mount system is disclosed which opens and closes a barrier such as a gate or garage door in response to user generated commands. Obstruction detection apparatus is provided for safety of operator. When an obstruction is sensed, the barrier movement system is inhibited from responding to user generated commands until a predetermined event occurs. The event may be passage of a predetermined amount of time or barrier movement of a particular amount.

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