Mining or in situ disintegration of hard material – Hard material disintegrating machines – Floor-working
Patent
1991-01-07
1992-01-21
Bagnell, David J.
Mining or in situ disintegration of hard material
Hard material disintegrating machines
Floor-working
15 931, 30170, B32B 3118, F21C 4700
Patent
active
050823302
ABSTRACT:
An apparatus for removing floor covering which has a frame supported by wheels. Some of the wheels are used to drive the frame and these wheels are powered by a structurally independent power source. A blade secured in front of th eframe may be used to push up floor covering.
REFERENCES:
patent: 1442544 (1923-01-01), Schwenke
patent: 2864104 (1958-12-01), Le Sage
patent: 2973536 (1961-03-01), Doyle
patent: 3007687 (1961-11-01), Hatcher
patent: 4848845 (1989-07-01), Kennedy
Bagnell David J.
Cooper, Inc.
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