Device for sharpening rotating blades

Abrasive tool making process – material – or composition – Impregnating or coating an abrasive tool

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Details

831741, B24B 336

Patent

active

044971435

ABSTRACT:
A device for sharpening rotating blades, in which a transverse approaching movement of a grindstone-carrying shaft towards an associated rotating blade to be sharpened is controlled, within a predetermined range, by a sensor sensitive to the speed of rotation imparted by friction to the said shaft by the associated blade.

REFERENCES:
patent: 2978848 (1961-04-01), Raine
patent: 4065880 (1978-01-01), Maw

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