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US 2025/0146508 A1Published application
Blower
AssigneeNanjing Chervon Industry Co., Ltd.
InventorsJianpeng Guo, Rui Zhang, Jingwei Li, Rui Zhan, Wenhao Zhang
Life of this patent
Estimating the term…
Abstract
An airflow device includes a grip for a user to hold; a pipe assembly for the air to pass through; fan blades rotatable about a fan axis; a motor for driving the fan assembly to rotate; and guide vanes for directing the airflow. The inner diameter of the pipe assembly is greater than or equal to 90 mm. The flow rate of the airflow device is greater than or equal to 1000 CFM. The maximum rotational speed of the motor is less than 35000 rpm.
Claims20
A blower, comprising:
- a body comprising a fan assembly, a motor driving the fan assembly to rotate about a fan axis, and a housing formed with a grip for a user to hold, wherein the fan assembly and the motor are arranged in the housing;
- a wind tube, detachably connected to the body, through which air passes;
- and
- an ejection mechanism, wherein the ejection mechanism applies an ejection force so that the wind tube tends to be separated from the body.
1 more element
A blower, comprising:
- a body comprising a fan assembly, a motor driving the fan assembly to rotate about a fan axis, and a housing formed with a grip for a user to hold, wherein the fan assembly and the motor are arranged in the housing;
- a wind tube, detachably connected to the body, through which air passes;
- and
- an unlocking member, wherein, when the unlocking member is pushed in a direction away from the body, the wind tube moves away from the body.
1 more element
Dependencies are inferred from the claim text.