Patent ID: 6598709
Filing Date: 2003-07-29
Classification: B66B

Abstract:
An auxiliary device for displacing a payload receptacle of an elevator which stands in an elevator shaft outside a station, the elevator including a braking device, the auxiliary device comprising:a temporarily activatable brake release device operative to release the braking device; an auxiliary drive device operative to displace the payload receptacle when the brake release device is activated, the brake release device and the auxiliary drive device being arrangable in an uppermost region of the elevator shaft; a crank rod linkage connected to the brake release device and the auxiliary drive device, the crank rod linkage having an actuating end movable from a rest position within one of the elevator shaft and a wall of the elevator shaft through an opening in the wall of the elevator shaft into a working position outside the elevator shaft; and a rod linkage extension coupled with the crank rod linkage, the rod linkage extension having a vertically effective length that substantially corresponds to at least a vertical spacing of pedestrian floor areas of two adjacent stations, the rod linkage extension comprising several extension elements arranged and coupled in series, one of the extension elements has a greatest vertical effective length of the extension elements and is rigid and mounted at a stationary location in the elevator shaft.