US 12,442,169 B2
Toilet fill valve with valve lock
Michael J. Schuster, Shorewood, IL (US); and Larry L. Schneider, Wadsworth, IL (US)
Assigned to DANCO, INC., Irving, TX (US)
Filed by Danco, Inc., Irving, TX (US)
Filed on Aug. 10, 2021, as Appl. No. 17/398,508.
Application 12/875,199 is a division of application No. 11/738,029, filed on Apr. 20, 2007, granted, now 7,926,511, issued on Apr. 19, 2011.
Application 17/398,508 is a continuation of application No. 16/820,563, filed on Mar. 16, 2020, granted, now 11,091,902.
Application 16/820,563 is a continuation of application No. 15/252,396, filed on Aug. 31, 2016, granted, now 10,597,855, issued on Mar. 24, 2020.
Application 15/252,396 is a continuation of application No. 14/450,782, filed on Aug. 4, 2014, granted, now 9,447,568, issued on Sep. 20, 2016.
Application 14/450,782 is a continuation of application No. 13/676,229, filed on Nov. 14, 2012, granted, now 8,813,775, issued on Aug. 26, 2014.
Application 13/676,229 is a continuation of application No. 12/875,199, filed on Sep. 3, 2010, granted, now 8,333,215, issued on Dec. 18, 2012.
Claims priority of provisional application 60/745,293, filed on Apr. 21, 2006.
Prior Publication US 2021/0363740 A1, Nov. 25, 2021
Int. Cl. E03D 1/32 (2006.01); F16K 21/18 (2006.01); F16K 31/18 (2006.01); F16K 31/24 (2006.01); F16K 35/00 (2006.01); F16K 35/02 (2006.01); F16K 35/10 (2006.01)
CPC E03D 1/32 (2013.01) [F16K 21/18 (2013.01); F16K 31/18 (2013.01); F16K 31/24 (2013.01); F16K 35/00 (2013.01); F16K 35/025 (2013.01); F16K 35/10 (2013.01); Y10T 137/7439 (2015.04)] 20 Claims
OG exemplary drawing
 
1. A lockable toilet fill valve, comprising:
a toilet fill valve comprising a float and arm assembly, the toilet fill valve configured to be closed in response to the float and arm assembly being in a first position, and the toilet fill valve configured to be open in response to the float and arm assembly being in a second position; and
a side lever configured to engage with a cover of the toilet fill valve to secure the side lever in an unlock position and a lock position, the side lever configured to rotate about an axis extending into the cover of the toilet fill valve, the side lever comprising a hook extending radially outward from the axis that engages the float and arm assembly to restrict movement of the float and arm assembly when in the lock position and allow movement of the float and arm assembly when in the unlock position.