Apparatus for dispensing material from a containment vessel in p

Details Apparatus for dispensing material from a containment vessel in p Apparatus for dispensing material from a containment vessel in p

1979-12-07

1982-07-13

Weidenfeld, Gil

Dispensing

With discharge assistant

With discharge volume varying means

128236, 222326, 222391, 222473, G01F 1106

Patent

active

043390587

ABSTRACT:
An apparatus for dispensing material in measured amounts, primarily for use in the treatment of livestock is disclosed. The apparatus provides a material containment cylinder having a nozzle at one end and a diaphragm attached to a rod at the other end and a mechanism for precisely controlling the movement of the diaphragm so that precise dosages are dispensed through the nozzle end. A bayonet locking attachment for affixing the material containment cylinder to the diaphragm movement mechanism is also disclosed. A number of embodiments are provided for precisely controlling the diaphragm movement mechanism including a slideable rod friction attachment and ratchet and stop mechanisms.

REFERENCES:
patent: 2229839 (1941-01-01), Crewe
patent: 2233587 (1941-03-01), Crewe
patent: 2646906 (1953-07-01), Jones et al.
patent: 2732102 (1956-01-01), Ekins
patent: 3029653 (1962-04-01), Nilsson
patent: 3758005 (1973-09-01), Christine et al.
patent: 3894663 (1975-07-01), Carhart et al.
patent: 4090639 (1978-05-01), Campbell et al.

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