Fluid handling – Systems – Dividing into parallel flow paths with recombining
Patent
1974-12-05
1976-04-20
Cline, William R.
Fluid handling
Systems
Dividing into parallel flow paths with recombining
137604, 251331, F16K 1110
Patent
active
039511677
ABSTRACT:
Disclosed herein is a fluid handling assembly comprising a multi-valve assembly, a probe connected to a first valve structure in said multi-valve assembly, a plurality of secondary fluid sources connected to secondary valve in said multi-valve assembly and a pump connected to said multi-valve assembly. Each of the valves in the multi-valve assembly comprise valve seats, flexible diaphragms coacting with the valve seat to form leak-tight chambers containing orifices connecting the various channels in the valves, and a means to move the diaphragm to close off the connection between the orifices and thereby shut the valve.
REFERENCES:
patent: 2139919 (1938-12-01), Watkins
patent: 3477693 (1969-11-01), Bezanis
patent: 3575348 (1971-04-01), MacKay
patent: 3601318 (1971-08-01), Gearing et al.
Howell Gary W.
Ryan Danahey
Cline William R.
E. I. Du Pont de Nemours and Company
Spiegel H. Jay
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