US 11,731,858 B2
Elevator door roller and track replacement
Bismark J. Aldana, Stamford, CT (US); Andrew Goodwin, New York, NY (US); and Charles Mackenzie-Smith, New York, NY (US)
Assigned to G.A.L. Manufacturing Company, LLC, Bronx, NY (US)
Filed by G.A.L. Manufacturing Company, LLC, Bronx, NY (US)
Filed on Jan. 3, 2023, as Appl. No. 18/149,377.
Application 18/149,377 is a division of application No. 16/943,530, filed on Jul. 30, 2020.
Prior Publication US 2023/0136099 A1, May 4, 2023
Int. Cl. B66B 13/08 (2006.01); B66B 7/12 (2006.01); B66B 7/04 (2006.01); B66B 13/30 (2006.01)
CPC B66B 13/08 (2013.01) [B66B 7/046 (2013.01); B66B 7/1276 (2013.01); B66B 13/30 (2013.01)] 7 Claims
OG exemplary drawing
 
1. A method for replacing parts of an elevator door assembly comprising:
removing rollers from an elevator door hanger of the door assembly;
installing a hanger mount in an opening of the elevator door hanger, the hanger mount having a first side, a second side, and an opening between the first side and second side, the first side having at least a portion configured for arrangement in the opening of the elevator door hanger, and the second side having at least a bearing surface;
positioning a roller assembly on one side of the elevator door hanger, the roller assembly being configured to receive an engaging member;
positioning a leveling cam on another side of the elevator door hanger, the leveling cam configured for sliding contact with the bearing surface and having a first surface, a second surface, an opening between the first surface and the second surface, and a third surface for contacting the bearing surface; and
inserting the engaging member through the opening of the hanger mount and the opening of the leveling cam, and securing the engaging member within the roller assembly.