US 11,892,102 B2
Conduit construction line and grade setter
Shi-En Shiau, Scottsdale, AZ (US); and Brian Chia-Huan Shiau, Scottsdale, AZ (US)
Appl. No. 17/755,668
Filed by Shi-En Shiau, Scottsdale, AZ (US); and Brian Chia-Huan Shiau, Scottsdale, AZ (US)
PCT Filed Dec. 17, 2021, PCT No. PCT/US2021/063975
§ 371(c)(1), (2) Date May 4, 2022,
PCT Pub. No. WO2022/140171, PCT Pub. Date Jun. 30, 2022.
Claims priority of provisional application 63/205,518, filed on Dec. 21, 2020.
Prior Publication US 2023/0194019 A1, Jun. 22, 2023
Int. Cl. F16L 1/06 (2006.01)
CPC F16L 1/06 (2013.01) 8 Claims
OG exemplary drawing
 
1. A pipe setting device for underground conduit construction comprising:
a center hull, the center hull comprising a curved surface for fitting against an inside surface of a pipe,
a pair of mounting brackets connected to the center hull, each mounting bracket comprising a rotatable bearing,
a hollow tube for housing electronic components, the hollow tube suspended between the pair of mounting brackets by a pair of shafts connecting the hollow tube to the rotatable bearings, wherein the rotatable bearings allow the hollow tube to rotate along a longitudinal axis, and,
a weight connected to the hollow tube for centering the tube in a vertical orientation.