Battery-powered cordless cleaning system

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United States of America Patent

PATENT NO 9877629
SERIAL NO

14175421

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Importance

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Abstract

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A cleaning system comprising a rotor; an agitator; a rechargeable battery having a housing and at least two cells within the housing; a suction motor receiving power from the rechargeable battery, the suction motor coupled to the rotor; a brush motor receiving power from the rechargeable battery, the brush motor coupled to the agitator; a user-controlled switch configured to generate a user-activated signal in response to user manipulation; and a controller. The controller configured to output a first pulse-width modulated signal at a first duty cycle to control the suction motor, output a second pulse-width modulated signal at a second duty cycle to control the brush motor at a first speed, receive the user-activated signal, and upon receiving the user-activated signal, output the second pulse-width modulated signal at a third duty cycle to control the brush motor at a second speed.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
TECHTRONIC INDUSTRIES CO LTD24/F CDW BUILDING 388 CASTLE PEAK RD TSUEN WAN NEW TERRITORIES

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Reed, Brett Alliance, US 9 115
Reindle, Mark Sagamore Hills, US 12 139

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