Brushing – scrubbing – and general cleaning – Submerged cleaners with ambient flow guides
Patent
1989-08-14
1991-05-14
Roberts, Edward L.
Brushing, scrubbing, and general cleaning
Submerged cleaners with ambient flow guides
E04H 320
Patent
active
050143824
ABSTRACT:
A swimming pool cleaner comprising a forwardly inclined body having a flow passage therethrough, an inlet foot having a water inlet foot being attached to the body and connected to the flow passage and when in use, is proximate to a surface to be cleaned, a flexible disc surrounding the water inlet and rotatably connected to the inlet foot and having a peripheral edge, and a stop for preventing upward flexing of the peripheral edge beyond a predetermined amount located forward of the body and substantially above and inward of the peripheral edge.
REFERENCES:
patent: 4023227 (1977-05-01), Chauvier
patent: 4133068 (1979-01-01), Hofmann
patent: 4193156 (1980-03-01), Chauvier
patent: 4351077 (1982-09-01), Hofmann
BPH Patent Holding AG
Roberts Edward L.
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