Floor drain
AssigneeDalian Foresight Technology Co., Ltd.
InventorYujian LIU
Life of this patent
Estimating the term…
Abstract
A central position of a water storage tank is provided with a drain opening; a water return bowl is in a short box shape, and is made of silicone; the bottom end of a skirt of the water return bowl is in direct contact with a bottom plane of the water storage tank to form a closed surface; a top plane of the water return bowl can attach to a grate, and the skirt of the water return bowl can be folded inwardly to form a curved flaky structure under drainage pressure; drain holes of the grate are provided on the edge of the water storage tank. Supports for supporting the grate are provided in the water storage tank. A gas buffer device is provided on the top surface of the flat-top water return bowl.
Claims5
A floor drain, wherein a water outlet is defined in a center of a water storage tank, an upper end of a wall of the water outlet protrudes from a bottom plane of the water storage tank, a lower end of the wall of the water outlet protrudes from the water storage tank to serve as a pipe joint;
- the water return bowl is box shaped and is made of silicone;
- a bottom of a skirt of the water return bowl directly contacts the bottom plane of the water storage tank to form a closure surface;
- a top plane of the water return bowl abut against a grate;
- the skirt of the water return bowl is sheet shaped, capable of being bent inwardly under a pressure generated while draining water;
- and
- a water drainage hole of the grate is defined in an edge of the water storage tank.
Dependencies are inferred from the claim text.