US 12,252,876 B1
Floor drain
Rongwei Cai, Taizhou (CN)
Assigned to Taizhou Langxun Electronics Co., LTD, Taizhou (CN)
Filed by Taizhou Langxun Electronics Co., LTD, Taizhou (CN)
Filed on Oct. 28, 2024, as Appl. No. 18/928,938.
Claims priority of application No. 202410072218.1 (CN), filed on Jan. 17, 2024; application No. 202420127431.3 (CN), filed on Jan. 17, 2024; and application No. 202420995801.5 (CN), filed on May 8, 2024.
Int. Cl. E03F 5/04 (2006.01)
CPC E03F 5/0408 (2013.01) 30 Claims
OG exemplary drawing
 
1. A floor drain, comprising:
a floor drain edge portion having an outer edge and a circular inner edge;
a floor drain waist extending inward and upward from the circular inner edge, a distal end of the floor drain waist forming a waist edge;
a load-bearing portion connected to the waist edge; and
a counterweight element disposed on the load-bearing portion,
wherein the floor drain waist extends upward to form a water leakage space, the water leakage space being below the counterweight element, and
water leakage holes are formed in the floor drain waist, and the water leakage holes are configured to allow water to enter the water leakage space through the water leakage holes.