Brushing – scrubbing – and general cleaning – Machines – With air blast or suction
Patent
1989-01-09
1990-05-01
Moore, Chris K.
Brushing, scrubbing, and general cleaning
Machines
With air blast or suction
15344, 15377, 15412, A47L 526
Patent
active
049206060
ABSTRACT:
The present invention is a vacuum cleaner and accessory attachment assembly including a vacuum cleaner and an accessory attachment. The vacuum cleaner includes a motor, a housing enclosing the motor and a fan driven by the motor for producing a vacuum. The vacuum cleaner also includes a canister removably attached to the housing for reception of air and foreign matter into the canister in response to the vacuum produced by the fan. The vacuum cleaner further includes a power source and electrical wiring interconnecting the power source and the motor. The accessory attachment is removably mounted to the vacuum cleaner and includes a motor, and means for electrically connecting the motor to the vacuum cleaner. The vacuum cleaner includes means for allowing the speed of the motor of the vacuum cleaner to change while allowing the speed of the motor for the accessory attachment to remain constant.
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Bitzel Michael E.
Gerke, Jr. Burton E.
Krasznai Charles Z.
Kubicko Robert
Black & Decker Inc.
Deutsch Barry E.
Moore Chris K.
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