Rotary brush for vacuum cleaner

Details Rotary brush for vacuum cleaner Rotary brush for vacuum cleaner

A - Human Necessities

47

L

A47L 9/04 (2006.01) A46B 13/00 (2006.01)

Patent

CA 2413403

A rotary brush for a vacuum cleaner comprises a drum 110 rotatably supported in a housing 21 of a brush assembly 20 and provided with bristles 111 on outer circumference, a bearing 120 including outer 122 and inner races 121 and having the outer race 122 press-fit in a groove 112 formed at an end of the drum 110, and a holder 130 having one side connected with the housing 21 and another side supporting the inner race 121 for the drum 110 to be rotatably supported in the housing 21. According to the present invention having the above-described structure, the number of parts can be reduced, thereby reducing the number of moving parts and also reducing the manufacturing costs.

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