Knife sharpener

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

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Details

51 80R, B24B 902

Patent

active

052457893

ABSTRACT:
A knife sharpener has a slotted casing for housing grinding wheels made up of modular elements placed in back-to-back relation to form an assembly interfitting with a second assembly. The two assemblies rotate in opposite directions for peripheral grinding. Plastic gears adhesively fastened to the wheels interconnect a high speed universal motor to the grinding wheels to effect a 3.55 speed reduction. Simultaneous hollow grinding is effected with a burr free edge.

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