Padding machines

Classifying – separating – and assorting solids – Sifting – Elements

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Details

371425, 209260, 405179, B07B 146

Patent

active

046647910

ABSTRACT:
A padding machine is provided for angularly variable attachment to a mobile ground carrier having a hopper into which soil is placed, a vibratory feeder and screen receiving soil from the hopper, a chute receiving screened soil from the vibratory screen and feeder to deliver the same as padding on a pipeline within a ditch and a power source driving the vibratory feeder and screen.

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patent: 4303506 (1981-12-01), Finlay
patent: 4362435 (1982-12-01), Henry
patent: 4591432 (1986-05-01), Hartl

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