Dishwasher
US12048405B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 22, 2022 |
| Grant date | Jul 30, 2024 |
| Priority date | — |
| Expiry date | Jan 19, 2043 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47L15/4278
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A dishwasher includes a tub, a basket, a spray device configured to spray washing water, and a sump configured to supply the washing water to the spray device. The spray device includes a first spray rotor including a first spray arm and a shaft integrally formed with the first spray arm to guide the washing water supplied from the sump to the first spray arm, a second spray rotor rotatably coupled to the shaft and including a second spray arm configured to spray the washing water branched from the washing water guided to the first spray arm through the shaft, and a shaft hole formed in the second spray arm to allow the shaft to pass therethrough, and a communication hole formed in the shaft to allow the shaft to communicate with the second spray arm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.