AUXILIARY BRUSH FOR VACUUM CLEANER
First Claim
Patent Images
1. A vacuum cleaner for cleaning a surface, comprising:
- a housing having a suction nozzle;
a source of suction in fluid communication with the suction nozzle for generating a suction path through the housing; and
a brush assembly provided on the housing outside the suction nozzle and configured to sweep dirt toward the suction path, the brush assembly comprising;
a shaft attached to the housing;
a brush head for contacting the surface to be cleaned and rotatably mounted about the shaft; and
a spring biasing the brush head away from the housing;
wherein the spring-biased brush head adjusts to accommodate variations in the height and/or texture of the surface to be cleaned as the housing is moved over the surface to be cleaned.
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Accused Products
Abstract
A modular auxiliary brush assembly for a vacuum cleaner includes a mounting bracket coupled to the vacuum cleaner, a spring-biased brush head, and a shaft which mounts the brush head to the mounting bracket. The spring-biased brush head is vertically adjustable to accommodate cleaning surfaces of varied heights and textures. The spring-biased brush head includes a tread which contacts a surface to be cleaned and rolls the brush head relative to the vacuum cleaner when the vacuum cleaner moves over the surface.
33 Citations
15 Claims
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1. A vacuum cleaner for cleaning a surface, comprising:
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a housing having a suction nozzle; a source of suction in fluid communication with the suction nozzle for generating a suction path through the housing; and a brush assembly provided on the housing outside the suction nozzle and configured to sweep dirt toward the suction path, the brush assembly comprising; a shaft attached to the housing; a brush head for contacting the surface to be cleaned and rotatably mounted about the shaft; and a spring biasing the brush head away from the housing; wherein the spring-biased brush head adjusts to accommodate variations in the height and/or texture of the surface to be cleaned as the housing is moved over the surface to be cleaned. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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Specification