Patent ID: 6605910
Filing Date: 2003-08-12
Classification: E05F,E05Y

Abstract:
A door operator for setting at least one custom travel limit on movable barrier travel, comprising:a motor for moving the movable barrier between two travel limit positions; an operator for controlling operation of said motor; a disconnect system coupled between said motor and said operator, wherein said disconnect system is switchable between a connected position and a disconnected position, wherein said operator can drive said motor only when said disconnect system is in said connected position; and a potentiometer for ascertaining movable barrier position, regardless of the position of said disconnect system, said potentiometer providing position information to said operator; wherein a custom travel limit is set by placing said disconnect system in said disconnected position and manually moving the door to a desired position whereupon said disconnect system is moved to said connected position so that said operator can detect a positional location to be designated as said custom travel limit.