Variable output pressure backup valve

Details Variable output pressure backup valve Variable output pressure backup valve

2004-01-21

2008-05-20

Lee, Kevin (Department: 3753)

Fluid handling

Systems

Programmer or timer

C137S270000, C251S205000, C015S001700

Reexamination Certificate

active

07373948

ABSTRACT:
A backup valve for use with a pool cleaner coupled to a source of water under pressure. The valve includes a housing having an inlet and at least a first outlet and a second outlet. The valve further includes a timing apparatus directing water from said inlet to the first outlet or the second outlet. In addition, an adjustable flow controller over the second outlet is provided to increase the flow speed of fluid exiting the outlet.

REFERENCES:
patent: 3384338 (1968-05-01), Dermody
patent: 4007749 (1977-02-01), Pansini et al.
patent: 4522221 (1985-06-01), Chivens et al.
patent: 6158464 (2000-12-01), Campbell et al.
patent: 1130194 (2001-09-01), None

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