Abrasive tool making process – material – or composition – With carbohydrate or reaction product thereof
Patent
1986-11-10
1988-03-29
Whitehead, Harold D.
Abrasive tool making process, material, or composition
With carbohydrate or reaction product thereof
51 76R, 51138, B24B 336
Patent
active
047335009
ABSTRACT:
A wood surface treatment system comprising a tandemly arranged endless abrasive cross-belt and flexible rotary abrading surface treating apparatus wherein the abrasive cross-belt portion of the system which includes a platen assembly arranged to move in an oscillatory or epicyclic pattern relative to the work surface and wherein the flexible rotary abrading portion of the apparatus includes a pair of angularly disposed rotary abraders, such as cylindrical brushes. The axis of each individual flexible rotary abrader is disposed at an acute angle, preferably 45 degrees, to the axis of the conveyor, with the individual axes being preferably disposed at 90 degrees, one to the other. The cross-belt portion of the apparatus preferably includes means for drivably oscillating the platen.
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patent: 2651150 (1953-09-01), Florez
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patent: 3624965 (1971-12-01), Gepfert
patent: 3940889 (1976-03-01), Hedlund et al.
patent: 3991522 (1976-11-01), Hedlund
patent: 4078905 (1978-03-01), Oya
Haugen Orrin M.
Niebuhr Frederick W.
Nikolai Thomas J.
Timesavers, Inc.
Whitehead Harold D.
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