Air-precluding flow regulator

Details Air-precluding flow regulator Air-precluding flow regulator

1976-05-06

1977-08-09

Cline, William R.

Fluid handling

Systems

137844, 138 45, F15D 114, F16L 4100, F17D 100

Patent

active

040404447

ABSTRACT:
An air-precluding flow-regulating device for maintaining a predetermined flow rate through a conduit from a site of higher to a site of lower elevation, comprising: a section of normally collapsed soft resilient tube forming at least a part of the conduit and having a length at least as great as the variation in back pressure expressed in head at the site of lower elevation, said tube being disposed to contain the ambient pressure level within its length.

REFERENCES:
patent: 3423913 (1969-01-01), Mecklin
patent: 3463159 (1969-08-01), Heimlich
patent: 3759289 (1973-09-01), De Wall

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