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US 6,401,266 B1Granted
Waste outlet device
AssigneeEskander Corporation N.V.
InventorsGeoff John Mitchell, Bertrand Gachot
Life of this patent
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Abstract
A waste outlet device adapted for use with a urinal and comprising one-way valve means (12).
Claims5
A urinal comprising a urinal bowl;
- a waste pipe;
- and a waste outlet device, wherein said waste outlet device comprises:
- (a) a one-way valve that is removable from within the urinal bowl and comprises means for blocking the passage of gas in an upstream direction and for allowing the passage of waste fluid in a downstream direction, and comprises means to temporarily unblock said waste pipe in the presence of waste fluid by means of an automatic reversible deformation in shape;
- (b) a sheath member for housing the one-way outlet valve and comprising an outer portion, wherein said outer portion is connectable with said waste pipe;
- and
- (c) a releasable retaining member for retaining the one-way valve in place inside the sheath member.
3 more elements
Dependencies are inferred from the claim text.