US 11,686,567 B2
Handrail installation device
Blane Lowe, Firestone, CO (US); and Charles A Cox, Firestone, CO (US)
Filed by Blane Lowe, Firestone, CO (US); and Charles A Cox, Firestone, CO (US)
Filed on Oct. 18, 2021, as Appl. No. 17/504,220.
Prior Publication US 2023/0117811 A1, Apr. 20, 2023
Int. Cl. G01B 5/14 (2006.01); E04F 21/00 (2006.01)
CPC G01B 5/14 (2013.01) [E04F 21/00 (2013.01)] 9 Claims
OG exemplary drawing
 
1. A handrail installation device, comprising:
a first arm removably connected to at least a portion of a stair tread;
a second arm pivotally disposed at a first end on at least a portion of the first arm to rotate from retracted in parallel with the first arm in a first position to at least partially extended away from the first arm in a second position, and rotate from extended away from the first arm in the second position to retracted in parallel with the first arm in the first position;
a bubble level disposed on at least a portion of the second arm to identify a level surface based on a position of at least one of the first arm and the second arm; and
a tightening bolt slidably disposed on and within at least a portion of the first arm to slide from a first end of the first arm to at least partially toward a second end of the first arm, and slide from the second end of the first arm to at least partially toward the first end of the first arm.