Fluid handling – Systems – Tank with internally extending flow guide – pipe or conduit
Patent
1979-03-26
1981-03-03
Cline, William R.
Fluid handling
Systems
Tank with internally extending flow guide, pipe or conduit
222464, 222564, E21F 1716
Patent
active
042534909
ABSTRACT:
In combination, a subterranean liquid storage tank, a pump suction pipe mounted therein and extending substantially vertically from the top of the tank toward the bottom thereof, and a disc member positioned below and in vertical alignment with the lower end of said pipe, the member having a pedestal which rests at the bottom of the storage tank, both the disc and said pedestal being flexible and compressible to a size enabling insertion into and withdrawal from the tank by way of the pipe. Preferably the disc and its supporting member will be made of a flexible foam.
REFERENCES:
patent: 2996073 (1961-08-01), Wolsh
patent: 3631880 (1972-01-01), Hansel
patent: 3636976 (1972-01-01), Hansel
patent: 3946758 (1976-03-01), Hansel
patent: 4107052 (1978-08-01), Yoshino et al.
Cline William R.
Hess J. Edward
Johnson Donald R.
Lipsitz Paul
Spiegel H. Jay
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