Low flush volume toilet

A flush-type toilet comprising:

• a bowl having a substantially inverted U-type discharge channel formed adjacent to the bottom portion of said bowl, said channel communicating with the bowl through an inflow opening at the bottom of said bowl, said bowl further including a wash water delivery opening for delivery of wash water to the interior of said bowl;
• a tank for storing wash water provided at the rear, upper portion of said flush-type toilet and having a discharge opening at the bottom of said tank, said wash water delivery opening being located at the bottom of the interior of said bowl and opening in a direction toward said inflow opening of said inverted U-shaped water discharge channel;
• said toilet including a substantially U-shaped wash water-distributing channel having a water receiving portion and two water distributing portions, said water receiving portion being the base portion of said U in said U-shaped wash water-distributing channel and said two water distributing portions being the two opposite leg portions of said U of said U-shaped wash water-distributing channel, said water receiving portion being positioned directly beneath said discharge opening of said tank, said water-distributing channel being disposed to receive and distribute wash water from said tank to said bowl;
• said bowl including a rim at the upper edge of said bowl, said rim having a plurality of wash water injection holes;
• a rim water path within said rim, said rim water path being in flow communication with said wash water injection holes, said holes being positioned lower than said discharge opening in said tank;
• a first distributing portion of said U-shaped wash water-distributing channel being in flow communication with said wash water delivery opening;
• and
• a second distributing portion of said U-shaped wash water-distributing channel being in flow communication with said rim water path, wherein said first and second distributing portions of said U-shaped wash water-distributing channel lie on opposite sides of said bowl.

A flush-type toilet comprising:

• a bowl having a substantially inverted U-type discharge channel formed adjacent to the bottom portion of said bowl, said channel communicating with the bowl through an inflow opening at the bottom of said bowl, said bowl further including a wash water delivery opening for delivery of wash water to the interior of said bowl;
• a tank for storing wash water provided at the rear, upper portion of said flush-type toilet and having a discharge opening at the bottom of said tank;
• said toilet including a substantially U-shaped wash water-distributing channel having a water receiving portion and two water distributing portions, said U-shaped wash water-distributing channel having a smooth, curved shape, said water receiving portion being the base portion of said U in said U-shaped wash water-distributing channel and said two water distributing portions being the two opposite leg portions of said U of said U-shaped wash water-distributing channel, said water receiving portion being positioned directly beneath said discharge opening of said tank, said water-distributing channel being disposed to receive and distribute wash water from said tank to said bowl, said first and second distributing portions of said U-shaped wash water-distributing channel lie on opposite sides of said bowl;
• said bowl including a rim at the upper edge of said bowl, said rim having a plurality of wash water injection holes;
• a rim water path within said rim, said rim water path being in flow communication with said wash water injection holes, said holes being positioned lower than said discharge opening in said tank;
• a first distributing portion of said U-shaped wash water-distributing channel being in flow communication with said wash water delivery opening;
• and
• a second distributing portion of said U-shaped wash water-distributing channel being in flow communication with said rim water path.