Dispensing – With filter – Associated with vent passage
Patent
1983-02-03
1986-12-23
Rolla, Joseph J.
Dispensing
With filter
Associated with vent passage
222422, 222481, 222564, 346140R, B67D 300
Patent
active
046307583
ABSTRACT:
A liquid tank structure for reducing hydrostatic pressure at an outlet thereof. The structure has a liquid container having an outlet at its lower portion, and a capillary member within the liquid container for exerting a force on a liquid therein in a direction opposite to the hydrostatic pressure of the liquid at the outlet for reducing the hydrostatic pressure at the outlet.
REFERENCES:
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patent: 3335767 (1967-08-01), Manas
patent: 3887928 (1975-06-01), Ohno et al.
patent: 3933272 (1976-01-01), Lamb et al.
patent: 3968498 (1976-07-01), Uchiyama
patent: 4095237 (1978-06-01), Amberntsson et al.
patent: 4183030 (1980-01-01), Kaieda et al.
patent: 4317473 (1982-03-01), Gaydos
Handren Frederick R.
Minolta Camera Kabushiki Kaisha
Rolla Joseph J.
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