Dispensing – Resilient wall – Wall deflecting means
Patent
1998-06-29
2000-08-22
Drodge, Joseph W.
Dispensing
Resilient wall
Wall deflecting means
222255, 222263, 417244, 417253, 417395, 417426, B67D 508, B67D 546
Patent
active
061058297
ABSTRACT:
A fluid dispensing system is provided which has a first diaphragm pump, a filter connected to receive the discharge of said first pump, and a accumulator/second diaphragm pump connected to receive the discharge of said filter. Hydraulic fluids pumped by cylinder/piston/stepper assemblies independently actuate each of the diaphragm pumps, providing accurate, controllable and repeatable dispense of the subject fluid.
REFERENCES:
patent: 4003679 (1977-01-01), McManigill et al.
patent: 4599049 (1986-07-01), Gordon et al.
patent: 5167837 (1992-12-01), Snodgrass et al.
patent: 5772899 (1998-06-01), Snodgrass et al.
Farney Michael K.
Gibson Gregory M.
Snodgrass Ocie T.
Drodge Joseph W.
Holland J. Mark
Millipore Investment Holdings Ltd.
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