Patent · US Expired

Pump operated plumbing fixture

US5305475A · kind A · utility

17Cited by
26References
26Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 13, 1992
Grant dateApr 26, 1994
Priority date
Expiry dateNov 13, 2012

Classification

  • Technology area (CPC E)Fixed Constructions
  • CPC primaryE03D5/01
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A toilet has a pump to deliver selected quantities of water from a reservoir to a toilet bowl so as to effect a water savings. In one aspect, both the motor and pump are positioned in the reservoir to deliver water to both the rim and bowl portions. In another aspect, there are conduits connected between the basin, the rim and controls which are provided to deliver water to the rim and bowl either independently, simultaneously or in selective sequences. In alternative embodiments, a refill tube is connected to an intake conduit and the rim of the bowl to effect a water seal, a fail safe valve is connected to the supply conduit, a receptacle with a cleaning fluid and a pump is connected to the bowl and there are at least two receptacles for receiving waste.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.