| 摘要 |
Device for driving/stopping a brush of a vacuum cleaner, including a driving motor built in a body of the vacuum cleaner, a brush fitted in front of the driving motor in the body of the vacuum cleaner, a support frame fixed inside of the body and having the motor shaft of the driving motor rotatably passed through a surface thereof, a first link of a circular arc cam form rotatably mounted on an outer circumference of the motor shaft passed through the support frame centered on the motor shaft without interference with the motor shaft and having a belt shaft fitted at a fore end thereof, a belt for connecting between the belt shaft and the brush, a change over lever fitted at one side of rear of the motor shaft in the support frame to be rotatable centered on a hinge shaft and having a foot step for applying a stepping force thereto for connecting/disconnecting a driving force of the motor to the brush, a second link of an arch form connected between a middle of an arm of the change over lever and the belt shaft, and an elastic member connected between a rear wall of the support frame and one side of the arm of the change over lever, whereby allowing to transmit a driving force of a motor shaft to a brush without shift of the belt to the motor shaft direction and provide a convenience by eliminating the necessity of the users bending down for the belt shift handling lever.
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