TEST BENCH TO MEASURE RESISTANCE OF SOILS AND SNOW/ICE TO CUTTING Russian patent published in 2012 - IPC G01N3/58 

FIELD: machine building.

SUBSTANCE: test bench comprises frame with flexible support element, holder with cutting member and strain gages. It has bed to support holder with cutting member rigidly secured thereon and articulated with frame supporting strain gages to register cutting force components. Tie rod to register horizontal component is made up of rod arranged along test bench lengthwise axis and pivoted by its end to frame supports and, by opposite end, to said bed. Tie rod to register lateral component is made up of rod arranged perpendicular to test bench lengthwise axis and pivoted by its end to frame supports and, by opposite end, to said bed. Tie rod to register vertical component is made up of shaft with central bore arranged parallel about test bench lengthwises axis in frame supports to articulate said frame with "П"-like flexible support articulated to bed.

EFFECT: higher accuracy of measurement.

3 dwg