US 11,859,625 B2
Neck fan
Xiangfu Li, Shenzhen (CN)
Assigned to SHENZHEN JISU TECHNOLOGY CO., LTD, Shenzhen (CN)
Filed by Shenzhen Jisu Technology Co.,Ltd, Shenzhen (CN)
Filed on Apr. 20, 2023, as Appl. No. 18/136,886.
Application 18/136,886 is a continuation of application No. 17/717,131, filed on Apr. 11, 2022, granted, now 11,635,083.
Application 17/717,131 is a continuation of application No. 17/585,594, filed on Jan. 27, 2022, granted, now 11,719,250.
Application 17/585,594 is a continuation of application No. 17/471,178, filed on Sep. 10, 2021, granted, now 11,661,947.
Application 17/471,178 is a continuation of application No. PCT/CN2020/128564, filed on Nov. 13, 2020.
Claims priority of application No. 201921815938.3 (CN), filed on Oct. 25, 2019; and application No. 202022210032.8 (CN), filed on Sep. 30, 2020.
Prior Publication US 2023/0258193 A1, Aug. 17, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. F04D 29/42 (2006.01); A61F 7/00 (2006.01); F04D 25/16 (2006.01); F04D 29/00 (2006.01); F04D 25/06 (2006.01)
CPC F04D 25/166 (2013.01) [F04D 29/424 (2013.01); F04D 29/4213 (2013.01); F04D 29/4246 (2013.01); A61F 2007/0011 (2013.01); A61F 2007/0067 (2013.01); F04D 25/0673 (2013.01); F04D 29/005 (2013.01)] 11 Claims
OG exemplary drawing
 
1. A neck fan, configured to be worn around a neck of a user, the neck fan comprising:
an inner shell, disposed near the neck;
an outer shell, connected to the inner shell and disposed opposite to the inner shell and away from the neck, wherein the outer shell and the inner shell cooperatively define a receiving space;
a plurality of fan assemblies, wherein each of the plurality of fan assemblies is received in the receiving space;
wherein each of the inner shell and the outer shell defines a plurality of air inlets, each of the plurality of fan assemblies corresponds to both the plurality of air inlets in the inner shell and the plurality of air inlets in the outer shell, each of the plurality of fan assemblies is configured to intake air from an outside of the inner shell and the outer shell into the receiving space through the corresponding plurality of air inlets.