Severing by tearing or breaking – Breaking or tearing apparatus – Including means to apply thermal shock to work
Patent
1983-09-12
1986-02-18
Yost, Frank T.
Severing by tearing or breaking
Breaking or tearing apparatus
Including means to apply thermal shock to work
301649, 225 965, 241 99, C03B 3306
Patent
active
045708380
ABSTRACT:
An ampoule opener which comprises an elongated flat body having a ceramic ampoule-neck scorer affixed in the body in a longitudinal dimension thereof, e.g. along a longitudinal edge or upon a longitudinal ledge. The body is provided with a row of holes extending along the edge, the holes being of different sizes to accommodate ampoule heads of different sizes. An ampoule head, after scoring of the neck, is inserted into a selected one of the holes and is snapped off.
REFERENCES:
patent: 2425093 (1947-08-01), Foster
patent: 2488956 (1949-11-01), Yeskett
patent: 2515020 (1950-07-01), Scott
patent: 3152385 (1964-10-01), Wheildon, Jr. et al.
patent: 4405067 (1983-09-01), Caron
Cseve Ferenc
Majoros Jozsef
Szemere Robert
Dubno Herbert
Magyar Optikai Muvek
Ross Karl F.
Yost Frank T.
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