Patent ID: 8607405
Filing Date: 2013-12-17
Classification: A47L,H01M,Y02E

Abstract:
1. A cordless vacuum cleaner, comprising: a nozzle base portion having a suction inlet; a body portion positioned above the nozzle base portion and including a battery pack recess, the battery pack recess sized to receive a lithium-based battery pack, the battery pack including a battery pack housing, a portion of the battery pack housing being insertable into the battery pack recess, the battery pack being selectively removably coupled to the body portion of the vacuum cleaner, the body portion being pivotable relative to the nozzle base portion; a first power terminal and a second power terminal, the vacuum cleaner configured to receive power from the battery pack over the first power terminal and the second power terminal; a communication terminal, the vacuum cleaner configured to communicatively connect to the battery pack over the communication terminal; a vacuum motor powered by the battery pack and configured to provide a suction force at the suction inlet; a brush roll motor powered by the battery pack and configured to provide rotational movement to a brush roll, wherein the vacuum cleaner is configured to operate in a first mode in which the vacuum motor is operable, and a second mode in which the brush roll motor and the vacuum motor are operable; and a selection device configured to select the first mode or the second mode.