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公开(公告)号：US20190211830A1
公开(公告)日：2019-07-11
申请号：US16270372
申请日：2019-02-07
发明人： Zhengwei Liu , Shiping Jiao , Jiabo Liu , Xuefeng Yu , Ka Tat Kelvin Wong , Xiahong Zha , Fengli Zhao
CPC分类号： F04D25/08 , E01H1/08 , E01H1/0809 , F04D19/007
摘要： The embodiments relates to garden blower, including: an enclosure, including a main body part located on back end and a blowing pipe located on front end and extending axially, the enclosure disposed with an air inlet and an air outlet communicated with external environment; a power device, connected to the enclosure; a fan component, driven by the power device and generating airflows; the fan component includes at least two-level fans, further includes a first-level fan and a second-level fan axially disposed front and back, the garden blower includes a first air inlet passage allowing entrance of the airflows generated by the first-level fan and a second air inlet passage allowing entrance of the airflows generated by the second-level fan, and the airflows entering the first air inlet passage and the airflows entering the second air inlet passage are converged into the blowing pipe and are blown to the outside.
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公开(公告)号：US11346352B2
公开(公告)日：2022-05-31
申请号：US16270372
申请日：2019-02-07
发明人： Zhengwei Liu , Shiping Jiao , Jiabo Liu , Xuefeng Yu , Ka Tat Kelvin Wong , Xiahong Zha , Fengli Zhao
摘要： The embodiments relates to garden blower, including: an enclosure, including a main body part located on back end and a blowing pipe located on front end and extending axially, the enclosure disposed with an air inlet and an air outlet communicated with external environment; a power device, connected to the enclosure; a fan component, driven by the power device and generating airflows; the fan component includes at least two-level fans, further includes a first-level fan and a second-level fan axially disposed front and back, the garden blower includes a first air inlet passage allowing entrance of the airflows generated by the first-level fan and a second air inlet passage allowing entrance of the airflows generated by the second-level fan, and the airflows entering the first air inlet passage and the airflows entering the second air inlet passage are converged into the blowing pipe and are blown to the outside.
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公开(公告)号：US20240032489A1
公开(公告)日：2024-02-01
申请号：US18244743
申请日：2023-09-11
发明人： Zhengwei Liu , Wenhui Xie , Chengzhong Li , Xuefeng Yu , Fengwei Duan , Shiping Jiao
IPC分类号： A01G20/47
CPC分类号： A01G20/47
摘要： A garden tool with a blowing function includes a housing having an air inlet; a blowing tube, connected with the housing, wherein the blowing tube is provided with an air outlet for air to be blown out; a fan, rotating around a fan axis, for making air flow and blowing the air out from the air outlet; and a motor, configured for driving the fan to rotate around the fan axis; wherein when the motor operates at a maximum rotational speed, blowing force F and noise LP of the garden tool with a blowing function satisfy following relationships: 16 N≤F≤23 N, and 53 dBA≤LP
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