公开(公告)号：US20190211830A1

公开(公告)日：2019-07-11

申请号：US16270372

申请日：2019-02-07

Applicant: Positec Power Tools (Suzhou) Co., Ltd.

Inventor： Zhengwei Liu ,  Shiping Jiao ,  Jiabo Liu ,  Xuefeng Yu ,  Ka Tat Kelvin Wong ,  Xiahong Zha ,  Fengli Zhao

IPC: F04D25/08 ,  E01H1/08 ,  F04D19/00

CPC classification number: F04D25/08 ,  E01H1/08 ,  E01H1/0809 ,  F04D19/007

Abstract: 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.

公开(公告)号：US20190290080A1

公开(公告)日：2019-09-26

申请号：US16271221

申请日：2019-02-08

Applicant: Positec Power Tools (Suzhou) Co., Ltd.

Inventor： Jiabo Liu ,  Xuefeng Yu ,  Shisong Zhang ,  Xiahong Dai ,  Mingxiang Wang ,  Jinhua Liu ,  Feng Shen ,  Qimeng An

IPC: A47L5/14 ,  A47L9/24 ,  A47L5/22 ,  B08B5/04 ,  B08B5/02 ,  B08B1/00 ,  A47L9/32 ,  A47L5/24 ,  A47L9/02 ,  A47L9/00

Abstract: The present invention relates to a blower vacuum device having a housing with an air inlet and an air outlet, a motor accommodated in the housing, a fan driven by the motor, and a plurality of blowing accessories adapted to be connected to the air outlet respectively when the suction or blower device works. These different blowing accessories can perform various cleaning functions, thus meeting the cleaning demands in different places or in a specific area.

公开(公告)号：US11346352B2

公开(公告)日：2022-05-31

申请号：US16270372

申请日：2019-02-07

Applicant: Positec Power Tools (Suzhou) Co., Ltd.

Inventor： Zhengwei Liu ,  Shiping Jiao ,  Jiabo Liu ,  Xuefeng Yu ,  Ka Tat Kelvin Wong ,  Xiahong Zha ,  Fengli Zhao

IPC: F04D19/00 ,  F04D25/08 ,  E01H1/08

Abstract: 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.