Abrasive tool making process – material – or composition – With carbohydrate or reaction product thereof
Patent
1990-07-25
1992-06-09
Rachuba, M.
Abrasive tool making process, material, or composition
With carbohydrate or reaction product thereof
511659, 51325, 125 1101, 125 1103, 125 1118, B24B 4900
Patent
active
051195992
ABSTRACT:
A dressing unit for advancing and retracting a spindle, having a diamond roll rotatably mounted thereon, wherein advancement of the spindle brings the diamond roll into contact with a grinding wheel for dressing the grinding wheel. The dressing unit comprises an outer ram mounted within a housing, an inner ram telescopically disposed within the outer ram, means for advancing and retracting the outer ram to a positive stop, and means independent of the advancing and retracting means for incrementally moving the inner ram from an inner position to an extended position. The inner ram is connected to the spindle to advance the spindle to thereby bring the mounted diamond wheel into contact with the grinding wheel.
REFERENCES:
patent: 3885353 (1975-05-01), Ota et al.
patent: 4606150 (1986-08-01), Grimm
Brady Samuel
Graham Jack
Klipper Joseph
Clipper Diamond Tool Co., Inc.
Rachuba M.
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