Cordless sweeper
First Claim
Patent Images
1. A sweeper for picking up dirt and debris from a surface comprising:
- a frame,rear wheels rotatably connected to said frame,a transverse front roller wheel rotatably connected to said frame,said rear wheels and roller wheel supporting the frame above said surface,front and rear transverse brush assemblies rotatably mounted on the frame,an electric motor,a battery wired to the electric motor to provide electric power to operate said electric motor,a power transmitting mechanism coupling the electric motor to the front and rear brush assemblies operable to rotate the front and rear brush assemblies in opposite rotational directions,a container having a chamber and a front opening open to the chamber supported on the frame rearwardly of the rear brush assembly,said roller wheel being transversely located between the rear brush assembly and below the front opening of the container whereby when the electric motor is operated to rotate the front and rear brush assemblies dirt and debris on the surface are picked up and transferred to the chamber of the container,a cover located over the container to retain the container on the frame, anda connector securing the cover to the frame.
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Abstract
A floor and carpet sweeper has a pair of side-by-side brush assemblies rotated in opposite rotational directions with a battery operated electric motor operable to pickup dust, dirt and debris materials from a surface and deposit the materials into a replacement filter box.
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Citations
20 Claims
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1. A sweeper for picking up dirt and debris from a surface comprising:
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a frame, rear wheels rotatably connected to said frame, a transverse front roller wheel rotatably connected to said frame, said rear wheels and roller wheel supporting the frame above said surface, front and rear transverse brush assemblies rotatably mounted on the frame, an electric motor, a battery wired to the electric motor to provide electric power to operate said electric motor, a power transmitting mechanism coupling the electric motor to the front and rear brush assemblies operable to rotate the front and rear brush assemblies in opposite rotational directions, a container having a chamber and a front opening open to the chamber supported on the frame rearwardly of the rear brush assembly, said roller wheel being transversely located between the rear brush assembly and below the front opening of the container whereby when the electric motor is operated to rotate the front and rear brush assemblies dirt and debris on the surface are picked up and transferred to the chamber of the container, a cover located over the container to retain the container on the frame, and a connector securing the cover to the frame. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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15. A sweeper for picking up dirt and debris from a surface comprising:
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a frame, at least one rear wheel rotatably connected to the frame adapted to engage the surface, a front brush assembly rotatably mounted on the frame adapted to engage the surface, a rear brush assembly rotatably mounted on the frame, said rear brush assembly being laterally spaced from and generally parallel to the front brush assembly, a power mechanism drivably connected to the front and rear brush assemblies operable to rotate the front and rear brush assemblies in opposite rotational direction, a container having a chamber and a front opening open to the chamber to accommodate dirt and debris directed into the chamber by the rotation of the front and rear brush assemblies, a roller wheel rotatably mounted on said frame and located between the rear brush assembly and below the front opening to the chamber adapted to engage the surface, and said rear wheel and roller wheel being adapted to support the sweeper on the surface. - View Dependent Claims (16, 17, 18, 19, 20)
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Specification