US 9,810,679 B2
Intelligent pad foot soil compaction devices and methods of using same
Shawn C. Kimmel, Lakewood, CO (US)
Filed by COLORADO SCHOOL OF MINES, Golden, CO (US)
Filed on Apr. 2, 2015, as Appl. No. 14/677,587.
Claims priority of provisional application 61/974,026, filed on Apr. 2, 2014.
Prior Publication US 2015/0316526 A1, Nov. 5, 2015
Int. Cl. G01N 3/08 (2006.01); G01N 33/24 (2006.01); E02D 1/02 (2006.01); E02D 3/02 (2006.01)
CPC G01N 33/24 (2013.01) [E02D 1/022 (2013.01); G01N 3/08 (2013.01); E02D 1/02 (2013.01); E02D 3/02 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A tool for estimating mechanical properties of a material comprising:
a plate configured to receive force, wherein the plate is a pad on a pad foot roller;
one or more measuring devices connected to the plate for measuring the force applied;
one or more measuring devices connected to the plate for measuring mechanical strain in the plate; and
a computing device for receiving the force and strain measurements and describing a mechanical interaction between the plate and material.