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US 2012/0246848 A1Published application
Orbital surface cleaning apparatus
OwnerJeffrey T. Hrubyinventor
Life of this patent
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Abstract
A floor treatment device having a handle assembly having a pair of handles at one end and a rotational engagement to a frame at the other. A head assembly, having a motor and flywheel and offset drive for a pad, is rotationally engaged to the frame to allow all the components to tilt over uneven surfaces. The handles are positioned vertically to provide an ergonomic grip for users. Enhanced orbital operation of the cleaning or other pad is yielded by system of paired weights on the flywheel. A spray system is also engageable to the device.
Claims8
A floor treatment device, comprising:
- a handle assembly having a pair of handles at a first end and having a second end opposite said first end;
- a frame rotationally engaged to said second end of said handle assembly;
- a head assembly, said head assembly rotationally engaged to said frame at last one pivot point engaged to a planar member;
- said head assembly having a motor engaged thereto upon said planar member;
- a drive shaft of said motor communicating through said planar motor to operative engagement with a flywheel along a center axis running along a line through said drive shaft and a center of said flywheel;
- said flywheel having a first side surface and a second side surface parallel thereto;
- a bearing assembly engaged to said second side surface, said bearing assembly off set a distance from said center axis;
- said bearing assembly having a bearing retainer surrounding an engaged bearing;
- a substantially planar pad driver member engaged on an upper surface to a center area of said bearing, said pad driver rotatable around a second axis, offset from said first axis, extending along a line from said center area;
- said pad driver member configured for an engagement with a pad upon a lower surface, opposite said upper surface;
- rotation of said motor imparting a rotation to said flywheel which imparts rotation and a concurrent orbital motion to said drive plate and any said pad engaged thereto;
- and
- a rotation of said head assembly, at said pivot point with said frame providing means for said pad and said drive plate and said motor and said flywheel, to concurrently tilt while in operative engagement, during an encounter of an uneven surface by said pad.
10 more elements
Dependencies are inferred from the claim text.