Patent ID: 8020519

Claim:
A chicken coop door module comprising: a frame configured to define a frame opening and be attached to a chicken coop wall having a wall opening, wherein the frame opening is to be aligned with the wall opening, said frame having a top frame portion, a bottom frame portion, a first side portion, and a second side portion; a pivot hinge movably coupled to the frame, said pivot hinge comprising a rod configured to extend vertically between the top frame portion and the bottom frame portion substantially close to the first side portion and define a longitudinal axis, wherein said pivot hinge pivots about the longitudinal axis; a door coupled to the frame by the pivot hinge and movable between an open position, where the door is substantially vertical and substantially perpendicular to the frame such that the frame opening is substantially unobstructed, and a closed position, where door is substantially vertical and substantially parallel to the frame such that the frame opening is substantially obstructed by the door; and a motor drive unit coupled to the pivot hinge, said motor drive unit configured to rotate the pivot hinge about the longitudinal axis and thereby move the door toward the open position in response to receiving an opening signal, move the door toward the closed position in response to receiving a closing signal, and prevent the door from moving when no signal is received.