Dispensing – With discharge assistant – Insertable cartridge or removable container
Patent
1980-03-31
1981-12-22
Marmor, Charles A.
Dispensing
With discharge assistant
Insertable cartridge or removable container
222333, 222390, B67D 546
Patent
active
043066712
ABSTRACT:
A motor driven dispenser for extruding viscous material from a cartridge is disclosed in which a cartridge tray and a reversible, motor driven cartridge plunger are mounted on a centrally hinged gear case which contains a pair of gears for transmitting motive power between a motor and the plunger.
REFERENCES:
patent: Re26180 (1967-04-01), Frenzel et al.
patent: 1288562 (1918-12-01), Graf
patent: 3635378 (1972-01-01), DeHart
patent: 3854629 (1974-12-01), Blieberger
patent: 3888134 (1975-06-01), Miranda
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