Samsung patents dishwasher drain hose with built-in leak-proof connector
Samsung has filed a patent for a dishwasher drain system that uses a hose with a built-in connector to attach to the machine's drain port. The design includes a locking hook to secure the hose and a check valve to stop water from flowing back into the dishwasher.
In the filing’s own words
A dishwasher includes a tub, a drain housing to drain wash water in the tub, a drain pump detachably coupled to the drain housing, the drain pump configured to pump the wash water, a drain port formed on one side of the drain housing, the drain port comprising a port body to allow the wash water pumped by the drain pump to flow, and a locking portion formed on an outer surface of the port body, and a drain hose to drain wash water discharged from the drain port to an outside of the dishwasher, the drain hose comprising a hose body and a drain connector at one end of the hose body and connectable to the drain port. The drain connector includes a locking hook to be locked to the locking portion in response to inserting the drain connector into the port body.
What exactly they claim (claim 1)
1. A dishwasher comprising: a tub; a drain housing to drain wash water in the tub; a drain pump detachably coupled to the drain housing, the drain pump configured to pump the wash water; a drain port formed on one side of the drain housing, a drain hose to drain the wash water discharged from the drain port to an outside of the dishwasher, the drain hose comprising: a hose body; a drain connector integrally formed with the hose body at one end of the hose body; a check valve configured to prevent a back flow of the wash water and disposed in an inside of the drain connector; a holder configured to fix the check valve to the inside of the drain connector; and a sealer detachably coupled to the inside of the drain connector and configured to prevent leakage of the wash water between the drain hose and the drain port.
Facts
- Company
- Samsung (SAMSUNG ELECTRONICS CO., LTD.)
- Official title
- DRAIN HOSE AND HOME APPLIANCE
- Publication number
- US20260314904A1
- Application number
- 19718962
- Filed
- Jun 24, 2026
- Published
- Oct 15, 2026
- Inventors
- 3
- Claims
- 13
Classified under
A47L 15/4223 Human necessitiesA47L 15/4225 Human necessitiesMore from Samsung in Other
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Summaries are simplified from the filing’s own abstract and first claim. A patent filing is not a product announcement.
Patent data and drawings: U.S. Patent and Trademark Office (USPTO). Nebula is not affiliated with or endorsed by the USPTO.