Mining or in situ disintegration of hard material – Hard material disintegrating machines – Floor-working
Patent
1976-07-16
1977-10-11
Purser, Ernest R.
Mining or in situ disintegration of hard material
Hard material disintegrating machines
Floor-working
15 93R, 30170, 37 28, 198518, E04D 1500
Patent
active
040531830
ABSTRACT:
A self-propelled apparatus for dislodging and collecting materials from a surface and having particular use in removing roofing from a roof deck. The apparatus includes a small tractor-like vehicle having a frame and a blade extends forwardly of the frame and is adapted to move along the surface. A brush is mounted adjacent the forward edge of the blade and is adapted to sweep the dislodged material up the blade to an endless conveyor which is mounted on the frame. The brush includes a series of rigid fingers which are located within the bristles and act to move heavy materials up the inclined blade to the conveyor.
REFERENCES:
patent: 682731 (1901-09-01), Munson
patent: 2363251 (1944-11-01), Jurisich
patent: 3779605 (1973-12-01), Nieman
P.A.L. Development Corporation
Purser Ernest R.
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