US 11,986,564 B2
Self-adjusting damper based linear alignment system
Sandeepan Dutta, Lyndhurst, OH (US); Michael Rabinovich, Solon, OH (US); and Kenneth J. Klobusnik, Lake City, PA (US)
Assigned to American Sterilizer Company, Mentor, OH (US)
Filed by AMERICAN STERILIZER COMPANY, Mentor, OH (US)
Filed on May 5, 2022, as Appl. No. 17/737,293.
Application 17/737,293 is a division of application No. 15/634,133, filed on Jun. 27, 2017, granted, now 11,351,277.
Prior Publication US 2022/0257808 A1, Aug. 18, 2022
Int. Cl. E05D 15/06 (2006.01); A61L 2/07 (2006.01); E05D 15/16 (2006.01); E06B 3/44 (2006.01); E06B 7/20 (2006.01)
CPC A61L 2/07 (2013.01) [E05D 15/165 (2013.01); E06B 3/4423 (2013.01); E06B 3/443 (2013.01); E06B 7/20 (2013.01); A61L 2202/121 (2013.01); E05Y 2201/434 (2013.01); E05Y 2201/454 (2013.01); E05Y 2201/606 (2013.01); E05Y 2201/654 (2013.01); E05Y 2201/688 (2013.01); E05Y 2600/41 (2013.01); E05Y 2900/20 (2013.01); E06B 3/4407 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A door alignment assembly for aligning a door that is movable relative to an opening, the door alignment assembly comprised of:
a plurality of spaced-apart roller assemblies configured to be aligned along edges of a door to align the door relative to the opening as the door moves between an open and a closed position, each of the roller assemblies comprised of:
a shaft,
a cylindrical roller mounted on the shaft and having an outer annular surface profile extending along a periphery thereof,
a first biasing element disposed on a first side of the roller and a second biasing element disposed on a second side of the roller opposite the first side,
wherein the roller is movable against the first and second biasing elements axially along the axis of the shaft,
wherein the plurality of roller assemblies align the door and allow the door to move along a path in a plane and further allow limited movement of the door in a direction perpendicular to the plane.