Patent ID: 6574921
Filing Date: 2003-06-10
Classification: E05B,E05F,E05Y

Abstract:
A device for covering an opening, the device comprising:a covering coupled to a frame; at least one hinge for coupling said covering to said frame; at least one rotatable handle, rotatably coupled to said covering; at least one rotatable shaft having a first end coupled to said rotatable handle and an oppositely spaced second end; at least one stationary shaft non-rotatably coupled to the frame; and a plurality of bevel gears with at least one bevel gear coupled to said oppositely spaced second end of said at least one rotatable shaft and at least one additional bevel gear coupled to said at least one stationary shaft with said at least one bevel gear and said at least one additional bevel gear meshing together such that when said handle rotates one of toward and away from the covering, said at least one rotatable shaft rotates around said at least one stationary shaft causing said covering to rotate.