Bottle mouth top surface polishing apparatus

Details Bottle mouth top surface polishing apparatus Bottle mouth top surface polishing apparatus

1991-04-22

1992-12-08

Kisliuk, Bruce M.

Abrasive tool making process, material, or composition

With carbohydrate or reaction product thereof

51215AR, 51283R, 51326, 51125, B24B 908

Patent

active

051686570

ABSTRACT:
A bottle mouth top surface polishing apparatus including rotating machine having a rotary shaft, a rotary plate means coupled at its center to the rotary shaft, a grinding plate fixed to the rotary plate and having a grinding face which is to be made in contact with a bottle mouth top surface to be polished, and a contact adjusting device for making the contact between the grinding face and the bottle mouth top surface always close over whole contact surfaces thereof upon polishing.

REFERENCES:
patent: 2373932 (1945-05-01), Waters
patent: 2705392 (1955-05-01), Imler
patent: 2906068 (1959-09-01), Porter
patent: 2936798 (1960-05-01), Cummings
patent: 3889428 (1975-06-01), Steinegger

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