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US 8,307,594 B2Granted
Toilet flapper and method
AssigneeMJSI, Inc.
InventorsMichael J. Schuster, Douglas C. Saunders
Life of this patent
Estimating the term…
Abstract
Disclosed are a toilet flapper and associated methods. In one representative embodiment, a flapper is provided having an upper side and a sealing side, the sealing side including a sealing surface. A dome protrudes from the sealing side at a middle of the sealing surface. Also, an opening of the dome is positioned in the upper side of the flapper. A float is employed with the flapper.
Claims17
An apparatus, comprising:
- a flapper having an upper side and a sealing side, the sealing side including a sealing surface;
- a dome protruding from the sealing side at a middle of the sealing surface;
- an opening of the dome positioned in the upper side of the flapper;
- a float removably disposed in the dome of the flapper, wherein the float further comprises a passageway through the float;
- and
- a tether attached to a tether connection on a sealing end of the flapper, wherein the tether extends through the passageway, and wherein a restriction associated with the passageway crimps the tether to hold the float in a predefined position along to the tether.
3 more elements
A method, comprising the steps of:
- positioning a flapper in a seat of a flush orifice in a toilet tank, the flapper having an upper side and a sealing side, the sealing side having a sealing surface that contacts the seat, the flapper comprising a dome protruding from the sealing side at a middle of the sealing surface and into the flush orifice, the flapper further comprising a float positioned in the dome;
- attaching a first end of a tether to a tether connection on a sealing end of the flapper;
- removing the float from the dome;
- positioning the float on the tether;
- attaching a second end of the tether to a flush lever of a toilet tank;
- and
- sealing the orifice by virtue of the sealing surface and the dome, where an opening of the dome is positioned in the upper side of the flapper.
4 more elements
Dependencies are inferred from the claim text.