Grinding tools for cylinders

Abrasive tool making process – material – or composition – With carbohydrate or reaction product thereof

Patent

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Details

51353, B24B 3308

Patent

active

041034619

ABSTRACT:
A grinding tool for the inside of cylinder has a motor driven stem carrying a hub on which is a notched hub member detachably securing ends of three flexible legs. A shoe having a fixed grindstone is pivotally attached to each of the legs and is releasably held by a spring clip. A sleeve surrounds the hub member to help hold the legs in place. A nut secures the sleeve on the hub member. An annular flange is loosely fitted on the hub and is held by the nut to serve as a stationary hand grip while the remainder of the tool rotates.

REFERENCES:
patent: 2736146 (1956-02-01), Brooks
patent: 3334453 (1967-08-01), Von Tersch
patent: 3381419 (1968-05-01), Johnson
patent: 3713256 (1973-01-01), Besenbruch

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