Abrasive tool making process – material – or composition – With carbohydrate or reaction product thereof
Patent
1976-02-04
1977-07-12
Whitehead, Harold D.
Abrasive tool making process, material, or composition
With carbohydrate or reaction product thereof
269 21, 51 45, 51171, 51235, B24B 4106
Patent
active
040345173
ABSTRACT:
This invention relates to surface finishing machines and more particularly to a bench size machine featuring a multiple workpiece positioning holder adapted to be removably supported on a vacuum, hold down assembly, which is in turn mounted for multiple directional reciprocating movements within the machine for passing the workpieces for finishing engagement with a finishing roll.
REFERENCES:
patent: 2414574 (1947-01-01), Williams
patent: 3589072 (1971-06-01), Burt
patent: 3711082 (1973-01-01), Seidenfaden
patent: 3724835 (1973-04-01), Gnoth
Chesner Francis R.
Weatherell James W.
Clair Mfg. Co., Inc.
Parker Roscoe V.
Whitehead Harold D.
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