Cartridge with plug opening mechanism

Dispensing – With cutter and/or punch – To form dispensing opening in container

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Details

222 81, 222 85, 222541, B67B 724

Patent

active

046812431

ABSTRACT:
A cartridge which discharges a filler such as a bonding agent by pressing directly by a finger or by an exclusive discharger with a plug opening function. A plug member is secured fixedly to the head of a cartridge body, a nozzle is screwed to or engaged with the plug member. The nozzle has a needle or cutting teeth at the bottom, to be deeply screwed or pressed to the plug member to open the plug.

REFERENCES:
patent: 1952840 (1934-03-01), Claus et al.
patent: 2028175 (1936-01-01), Waite
patent: 2073292 (1937-03-01), Waite et al.
patent: 3425598 (1969-02-01), Kobernick
patent: 3831814 (1974-08-01), Butler
patent: 4022258 (1977-05-01), Steidley
patent: 4483464 (1984-11-01), Nomura

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