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US 8,984,696 B2Granted
Random orbit disc scrubber
AssigneeNilfisk-Advance, Inc.
InventorsWilliam Randall Stuchlik, Donald Joseph Legatt
Life of this patent
Estimating the term…
Abstract
A random orbit scrubber comprises a main body having a front end and a rear end, a squeegee assembly coupled to the rear end of the main body, and a cleaning head assembly coupled to the front end of the main body. The cleaning head assembly can include a cleaning element structured for contact with a floor surface. The cleaning head assembly can further include a motor that is operable to impart rotational and orbital movement on the cleaning element.
Claims19
A random orbit scrubber, comprising:
- a main body having a front end and a rear end;
- a squeegee assembly coupled to the rear end of the main body;
- and
- a cleaning head assembly coupled to the front end of the main body and including a cleaning element structured for contact with a floor surface, the cleaning head assembly further including a motor that is operable to impart rotational and orbital movement on the cleaning element.
1 more element
A random orbit scrubber, comprising:
- a main body having a front end and a rear end;
- a squeegee assembly coupled to the rear end of the main body;
- a cleaning head assembly coupled to the front end of the main body and including a cleaning element structured for contact with a floor surface, the cleaning head assembly further including a motor having a drive shaft that is coupled to an eccentric cam in a manner such that a longitudinal center axis of the drive shaft is offset from a longitudinal center axis of the eccentric cam, wherein the offset coupling between the drive shaft and the eccentric cam is structured to impart rotational and orbital movement on the cleaning element;
- and
- a counterweight coupled to the drive shaft of the motor.
2 more elements
Dependencies are inferred from the claim text.