US 12,454,441 B2
Elevator car mover configured with auxiliary vehicle support for force release control
Randy Roberts, Hebron, CT (US); Brad Guilani, Woodstock Valley, CT (US); and Kiron Bhaskar, Farmington, CT (US)
Assigned to OTIS ELEVATOR COMPANY, Farmington, CT (US)
Filed by Otis Elevator Company, Farmington, CT (US)
Filed on Dec. 4, 2020, as Appl. No. 17/112,579.
Prior Publication US 2022/0177271 A1, Jun. 9, 2022
Int. Cl. B66B 5/20 (2006.01); B66B 1/32 (2006.01); B66B 5/18 (2006.01); B66B 9/02 (2006.01); B66B 11/04 (2006.01); F16D 63/00 (2006.01); B66B 17/34 (2006.01); F16D 121/20 (2012.01)
CPC B66B 5/20 (2013.01) [B66B 1/32 (2013.01); B66B 5/18 (2013.01); B66B 9/02 (2013.01); B66B 11/043 (2013.01); F16D 63/002 (2013.01); F16D 63/008 (2013.01); B66B 17/34 (2013.01); F16D 2121/20 (2013.01)] 3 Claims
OG exemplary drawing
 
1. An elevator system, comprising:
a car mover for moving an elevator car along a drive track in a hoistway, the car mover comprising:
motor controlled wheels, wherein the car mover is configured to control the motor controlled wheels to move along the drive track; and
a parking brake, operationally connected to the car mover and/or the elevator car and operationally separate from the motor controlled wheels, wherein the car mover is configured to control the parking brake to move between a deployed state and a retracted state,
wherein:
in the deployed state, the parking brake engages the drive track at a location that is spaced apart from the motor controlled wheels to park the car mover and/or the elevator car along the hoistway;
in the retracted state, the parking brake is spaced apart from the drive track;
the parking brake includes a swing arm, the swing arm is configured to pivot between the retracted state and the deployed state, wherein in the deployed state, the swing arm engages an aperture in the drive track to park the car mover and/or the elevator car along the hoistway; and
the swing arm is configured to pivot about an axis that is parallel or perpendicular to a long axis of the drive track.