SPRAY ARM ASSEMBLY AND WASHING APPLIANCE PROVIDED WITH SAME - FOSHAN SHUNDE MIDEA WASHING APPLIANCES MFG CO LTD

Title:

SPRAY ARM ASSEMBLY AND WASHING APPLIANCE PROVIDED WITH SAME

Document Type and Number:

WIPO Patent Application WO/2020/042750

Kind Code:

A1

Abstract:

A spray arm assembly (1000) and a washing appliance provided with same. The spray arm assembly (1000) comprises an upper spray arm (100) and a lower spray arm (200), the upper spray arm (100) being connected to the lower spray arm (200) and being located above the lower spray arm (200); and further comprises a first ball assembly (300), wherein the first ball assembly (300) is arranged at a position where the upper spray arm (100) is connected to and cooperates with the lower spray arm (200); and the upper spray arm (100) is rotatable relative to the lower spray arm (200). The hydrodynamic loss caused by using a connection method in a sliding friction manner in the prior art is reduced by means of the first ball assembly (300), and the smoothness during rotation of the upper and lower spray arms (100, 200) can be improved, and the noise can also be reduced.

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Inventors:

XIONG HAOPING (CN)
ZHAO LIMING (CN)
FEI WANGCHUN (CN)
ZHANG JINGYI (CN)

Application Number:

PCT/CN2019/094246

Publication Date:

March 05, 2020

Filing Date:

July 01, 2019

Export Citation:

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Assignee:

FOSHAN SHUNDE MIDEA WASHING APPLIANCES MFG CO LTD (CN)
MIDEA GROUP CO LTD (CN)

International Classes:

A47L15/42; A47L15/22

Foreign References:

CN208973738U	2019-06-14
CN208973763U	2019-06-14
CN209032217U	2019-06-28
CN208973744U	2019-06-14
US6371138B1	2002-04-16
US6371138B1	2002-04-16
CN1269195A	2000-10-11
US5725002A	1998-03-10
CN86203638U	1987-01-14

Other References: