US 11,905,733 B2
Dampener for an exit device
Vincent Baker, Rockwood, PA (US); Michael Connell, Connellsville, PA (US); Michael Swearman, Davidsville, PA (US); and Douglas Thompson, Somerset, PA (US)
Assigned to ASSA ABLOY Accessories and Door Controls Group, Inc., New Haven, CT (US)
Filed by ASSA ABLOY Accessories and Door Controls Group, Inc., New Haven, CT (US)
Filed on May 21, 2020, as Appl. No. 16/879,937.
Claims priority of provisional application 62/852,339, filed on May 24, 2019.
Prior Publication US 2020/0370332 A1, Nov. 26, 2020
Int. Cl. E05B 17/00 (2006.01); F16F 3/093 (2006.01); E05B 15/16 (2006.01); F16F 15/08 (2006.01); E05B 65/10 (2006.01); E05B 65/00 (2006.01)
CPC E05B 17/0041 (2013.01) [E05B 15/1635 (2013.01); F16F 3/093 (2013.01); F16F 15/08 (2013.01); E05B 65/0025 (2013.01); E05B 65/1006 (2013.01); E05B 65/1073 (2013.01); E05Y 2900/132 (2013.01); F16F 2224/02 (2013.01); F16F 2226/00 (2013.01); F16F 2226/04 (2013.01); F16F 2228/066 (2013.01); F16F 2236/04 (2013.01)] 19 Claims
OG exemplary drawing
 
1. An exit device comprising:
a chassis;
a lever disposed fully inside the chassis configured to move between a first position and a second position;
a latch configured to move between an engaged position and a disengaged position, wherein the latch is in the engaged position when the lever is in the first position and is in the disengaged position when the lever is in the second position; and
a dampener disposed inside the chassis between the lever and an inside surface of the chassis and in contact with both the lever and the inside surface of the chassis, wherein the dampener is configured to compress when the lever is moved to the second position;
wherein the lever may be moved between the first position and the second position by applying a force to an outside surface of the chassis.