Machine for grinding large balls

Details Machine for grinding large balls Machine for grinding large balls

1988-06-27

1989-08-15

Schmidt, Frederick R.

Abrasive tool making process, material, or composition

With carbohydrate or reaction product thereof

511312, 51216T, 51161, 51289S, 125 2, B24B 500

Patent

active

048562319

ABSTRACT:
A machine for grinding large balls, in particular of natural or artificial stone, comprises a dish-shaped grinding tool and an arrangement for moving a ball blank in the grinding tool; the grinding tool is arranged vertically above the ball blank which is mounted and rotated on rollers; the ball blank and the grinding tool are pressed resiliently against each other.

REFERENCES:
patent: 998101 (1910-10-01), Laabs
patent: 2998676 (1960-04-01), Hawkins et al.
patent: 3289354 (1966-12-01), Stevens et al.
patent: 3739531 (1971-05-01), Sharbaugh

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