Rotary brush for vacuum cleaner
First Claim
1. A rotary brush assembly for insertion into a housing of a vacuum cleaner comprising:
- a drum, rotatably supported in the housing of the brush assembly, provided with bristles along an outer circumference;
a bearing, including outer and inner races, having the outer race press-fit in a groove formed at an open end of the drum; and
a drum holder having one side connected to the housing and another side supporting the inner race of the drum to be rotatably supported in the housing.
1 Assignment
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Accused Products
Abstract
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.
35 Citations
7 Claims
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1. A rotary brush assembly for insertion into a housing of a vacuum cleaner comprising:
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a drum, rotatably supported in the housing of the brush assembly, provided with bristles along an outer circumference;
a bearing, including outer and inner races, having the outer race press-fit in a groove formed at an open end of the drum; and
a drum holder having one side connected to the housing and another side supporting the inner race of the drum to be rotatably supported in the housing. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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Specification