Title:
SPRAY ARM ASSEMBLY AND DISHWASHER
Document Type and Number:
WIPO Patent Application WO/2024/060384
Kind Code:
A1
Abstract:
A spray arm assembly and a dishwasher. The spray arm assembly comprises a spray arm base (100), a rotation shaft (200), a main spray arm (300), an auxiliary spray arm (400), and a transmission device (500). The spray arm base (100) has a central hole (101), and the rotation shaft (200) penetrates through the central hole (101). The main spray arm (300) is fixedly connected to an end of the rotation shaft (200), and the main spray arm (300) is provided with a second shaft (320). The auxiliary spray arm (400) is rotatably connected to the main spray arm (300). The transmission device (500) comprises a central gear (510) sleeved at the middle of the rotation shaft (200), a swing gear (520), and a pinion gear (530) sleeved on the second shaft (320). The central gear (510) and the spray arm base (100) are fixed relative to each other, and the swing gear (520) can rotate relative to the rotation shaft (200). The central gear (510) and the swing gear (520) are both engaged with the pinion gear (530). The number of teeth of the central gear (510) differs from the number of teeth of the swing gear (520) by one. The swing gear (520) is provided with a trigger part (521) for pushing the auxiliary spray arm (400) to rotate and changing a water spray direction.
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Inventors:
ZHANG JINGYI (CN)
CHWALIBOG SEBASTIAN·JAN (CN)
LI XIANG (CN)
RICHTER PAUL (CN)
XIONG HAOPING (CN)
DU GUANGHUI (CN)
CHEN YINGJIE (CN)
CHWALIBOG SEBASTIAN·JAN (CN)
LI XIANG (CN)
RICHTER PAUL (CN)
XIONG HAOPING (CN)
DU GUANGHUI (CN)
CHEN YINGJIE (CN)
Application Number:
PCT/CN2022/132375
Publication Date:
March 28, 2024
Filing Date:
November 16, 2022
Export Citation:
Assignee:
FOSHAN SHUNDE MIDEA WASHING APPLIANCES MFG CO LTD (CN)
International Classes:
A47L15/42
Foreign References:
| CN114246533A | 2022-03-29 | |||
| CN209315806U | 2019-08-30 | |||
| US20150230687A1 | 2015-08-20 | |||
| CN104739346A | 2015-07-01 | |||
| KR19990070293A | 1999-09-15 | |||
| CN217066321U | 2022-07-29 |
Attorney, Agent or Firm:
BEIJING LISENG INTELLECTUAL PROPERTY AGENCY LTD. (CN)
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