SELF-PROPELLED SURFACE CLEANING MACHINE AND METHOD FOR OPERATING A SELF-PROPELLED SURFACE CLEANING MACHINE
First Claim
Patent Images
1. A self-propelled surface cleaning machine, comprising:
- a floor cleaning device;
a steerable front wheel;
a steering device associated with the front wheel;
a rear wheel device having at least one left rear wheel and at least one right rear wheel;
a first drive device for driving the front wheel;
a second drive device for driving the rear wheel device; and
a differential device for the rear wheel device that allows different speeds of rotation for the at least one left rear wheel and the at least one right rear wheel.
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Abstract
A self-propelled surface cleaning machine is proposed, including a floor cleaning device, a steerable front wheel, a steering device associated with the front wheel, a rear wheel device having at least one left rear wheel and at least one right rear wheel, a first drive device for driving the front wheel, a second drive device for driving the rear wheel device and a differential device for the rear wheel device that allows different speeds of rotation for the at least one left rear wheel and the at least one right rear wheel.
3 Citations
26 Claims
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1. A self-propelled surface cleaning machine, comprising:
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a floor cleaning device; a steerable front wheel; a steering device associated with the front wheel; a rear wheel device having at least one left rear wheel and at least one right rear wheel; a first drive device for driving the front wheel; a second drive device for driving the rear wheel device; and a differential device for the rear wheel device that allows different speeds of rotation for the at least one left rear wheel and the at least one right rear wheel. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21)
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22. A method for operating a self-propelled surface cleaning machine, comprising:
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driving a steered front wheel by a first drive device; and driving a rear wheel device having at least one left rear wheel and at least one right rear wheel by a second drive device; wherein the rear wheel device has associated with it a differential device for the at least one left rear wheel and the at least one right rear wheel by way of which the at least one left rear wheel and the at least one right rear wheel can have different speeds of rotation. - View Dependent Claims (23, 24, 25, 26)
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Specification