Air purifier
AssigneeHung Hsing Electric Co., Ltd.
InventorPing Huang
Life of this patent
Estimating the term…
Abstract
An air purifier has a housing, a motor, a fan, a filtering net, and a power plug. The motor and the fan are positioned in the housing. The filtering net is joined to the front of the housing. The power plug includes a rotatable member and a pair of conductive members; the conductive members have ring-shaped portions concentrically arranged in a chamber of the housing, and are electrically connected to the motor; the rotatable member is rotatably received in the chamber, and has a pair of copper strips, which stick out at outer ends for connection with a power socket, and which constantly touch a respective one of the concentric ring-shaped portions from inner ends in the rotation of the rotatable member for adjustment of the position of the air purifier.
Claims7
An air purifier comprising:
- a motor positioned in a housing equipped with a filtering net on a front side;
- said air purifier having a fan connected to said motor for forcing air therethrough;
- a power plug formed in angularly adjustable manner on said housing, said power plug including a rotatable member and a pair of conductive members;
- said conductive members having respective ring-shaped portions concentrically arranged in a chamber of said housing and being electrically connected to said motor;
- said rotatable member being rotatably received in said chamber;
- said rotatable member having a pair of conductive strips extending from said chamber at outer ends for connection with a power socket;
- said conductive strips having inner ends each maintaining contact with a corresponding one of said ring-shaped portions of said conductive members during rotation of said rotatable member.
Dependencies are inferred from the claim text.