公开(公告)号：US20230172422A1

公开(公告)日：2023-06-08

申请号：US17923716

申请日：2020-06-08

Applicant: LG Electronics Inc.

Inventor： Sangjin KIM ,  Minchul KIM ,  Tae Hwan CHO

IPC: A47L15/42 ,  F16K15/03 ,  F16K31/20

CPC classification number: A47L15/4223 ,  A47L15/4217 ,  F16K15/03 ,  F16K31/20

Abstract: A dishwasher includes a water jacket. The water jacket includes a water discharge path configured to discharge wash water to an outside of the dishwasher, a chamber in fluid communication with an upper end of the water discharge path, a check valve disposed inside the chamber, and a hinge disposed in the chamber and connected to the check valve. The check valve includes a floating portion with an empty inside. The specific gravity of the floating is smaller than that of water.