US 12,077,986 B2
Combination lock
Manjunatha Ramakrishna, Bangalore (IN); Robert Townsend, Jamaica Plain, MA (US); and Kavya M, Bangalore (IN)
Assigned to Schlage Lock Company LLC, Carmel, IN (US)
Filed by Schlage Lock Company LLC, Carmel, IN (US)
Filed on Mar. 29, 2022, as Appl. No. 17/707,355.
Application 17/707,355 is a division of application No. 16/552,753, filed on Aug. 27, 2019, granted, now 11,286,690.
Application 16/552,753 is a division of application No. 15/643,549, filed on Jul. 7, 2017, granted, now 10,392,835, issued on Aug. 27, 2019.
Prior Publication US 2023/0049472 A1, Feb. 16, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. E05B 37/00 (2006.01); E05B 37/02 (2006.01); E05B 67/00 (2006.01); E05B 73/00 (2006.01)
CPC E05B 37/0058 (2013.01) [E05B 37/025 (2013.01); E05B 67/003 (2013.01); E05B 37/02 (2013.01); E05B 73/0005 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A combination lock, comprising:
a housing;
a dial rotatably supported by the housing and configured to facilitate entry of a code to the combination lock, the dial comprising a plurality of arcuate detents; and
a spring comprising a first end portion anchored to the housing, and an arcuate engagement portion configured to engage the plurality of arcuate detents of the dial to thereby provide tactile feedback during rotation of the dial.