US 12,291,968 B2
Bolter
Willem Fourie, Warrendale, PA (US); Xuanwen Luo, Warrendale, PA (US); Vijayanath Subaschandran, Parkhurst (AU); Patrick Ross Willaman, Stump Creek, PA (US); and Michael Georgiou, Moss Vale (AU)
Assigned to JOY GLOBAL UNDERGROUND MINING LLC, Warrendale, PA (US)
Filed by Joy Global Underground Mining LLC, Warrendale, PA (US)
Filed on Jun. 27, 2023, as Appl. No. 18/342,218.
Application 18/342,218 is a division of application No. 17/492,521, filed on Oct. 1, 2021, granted, now 11,725,514.
Claims priority of provisional application 63/086,392, filed on Oct. 1, 2020.
Prior Publication US 2023/0340879 A1, Oct. 26, 2023
Int. Cl. E21D 20/00 (2006.01); E21D 20/02 (2006.01); E21B 7/02 (2006.01); E21B 19/08 (2006.01); E21D 21/00 (2006.01); G01D 5/14 (2006.01)
CPC E21D 20/006 (2013.01) [E21D 20/003 (2013.01); E21B 7/022 (2013.01); E21B 19/08 (2013.01); E21D 20/02 (2013.01); E21D 20/026 (2013.01); E21D 21/0006 (2013.01); G01D 5/142 (2013.01)] 6 Claims
OG exemplary drawing
 
1. A drilling and bolting rig comprising:
a carousel rotatable about a carousel axis and including a plurality of stations configured to support a plurality of consumables;
one or more actuators configured to rotate the carousel about the carousel axis;
an encoder including:
an encoder housing coupled to an exterior housing of the carousel via one or more fasteners, and
a position sensor that extends outside a periphery of the encoder housing; and
an electronic processor coupled to the one or more actuators and the position sensor, the electronic processor configured to
detect, using the position sensor, a rotational position of the carousel;
rotate, using the one or more actuators, the carousel based on the rotational position of the carousel.