Mining or in situ disintegration of hard material – Hard material disintegrating machines – Floor-working
Patent
1992-10-27
1994-01-04
Bagnell, David J.
Mining or in situ disintegration of hard material
Hard material disintegrating machines
Floor-working
15 931, 51177, 299 93, B23D 7910, F21C 2518
Patent
active
052754707
ABSTRACT:
A scraping device for use on powered stone floor dressing units which includes a solid support body and a scraping blade fastened to the support body. The support body is T-shaped, made from hardened steel and is mountable to a floor dressing unit by a universal locking bracket. The scraping blade is removably attachable to the support body, has a plurality of scraping edges available for use and is usually made from a carbon alloy, thereby providing a durable tool for extended use.
REFERENCES:
patent: 1924582 (1933-08-01), Wineman
patent: 3347596 (1967-10-01), Brejcha et al.
patent: 4202093 (1980-05-01), Wallerstein
patent: 4295274 (1981-10-01), Bricher et al.
patent: 4490879 (1985-01-01), Colby
patent: 4614380 (1986-09-01), Allen
Bagnell David J.
Prodigy Products, Inc.
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