Padding machines

Details Padding machines Padding machines

1990-08-13

1993-06-22

Hajec, Donald T.

Classifying, separating, and assorting solids

Sifting

Elements

371425, 209260, 209234, 209240, 405179, B07B 146

Patent

active

RE0342890

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 he vibratory feeder and screen.

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patent: 4591432 (1986-05-01), Hartl
patent: 4664791 (1987-05-01), McClain et al.

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