Swinging Outlet Pipe Controller Patents (Class 137/101.29)
  • Patent number: 6640828
    Abstract: The flushing apparatus comprises a reservoir for storing liquid, the reservoir having an outlet end movable between a raised position where liquid accumulates in the reservoir, and a down position where liquid stored in the reservoir is flushed out; a counterweight for producing an effect of urging the outlet end of reservoir toward the raised position; a reservoir ballast for cancelling the effect of the counterweight when the liquid stored therein reaches a predetermined amount; a channel for channelling a liquid into an inlet of the ballast when the outlet end of the reservoir is in the raised position; and a means for preventing an overflow of the outlet end of the reservoir. There is also provided a method for flushing liquid.
    Type: Grant
    Filed: November 2, 2001
    Date of Patent: November 4, 2003
    Inventor: Jean-Pierre Dautais