Power-assisted trolley
AssigneeMakita Corporation
InventorsShi Xuan Peng, Goh Yamamura
Life of this patent
Estimating the term…
Abstract
A power-assisted trolley includes: at least three wheels including a drive wheel; a cargo bed supported by the wheels; a handle including a grip portion extending in a left-right direction above a rear portion of the cargo bed; a motor configured to rotate the drive wheel; and a battery mounting portion configured to mount thereon a battery to supply power to the motor.
Claims19
A power-assisted trolley comprising:
- at least three wheels including a drive wheel;
- a cargo bed supported by the wheels;
- a handle including a grip portion extending in a left-right direction above a rear portion of the cargo bed;
- a motor configured to rotate the drive wheel;
- a battery mounting portion configured to mount thereon a battery for an electric tool to supply power to the motor;
- and
- a controller configured to control the motor, wherein:
- the controller is disposed in a housing portion provided in the cargo bed, and
- the housing portion is provided so as to be recessed upward from a lower surface of the cargo bed.
The power-assisted trolley according to claim1, further comprising a flexible tube that connects at least one of a left column portion and a right column portion to the cargo bed, wherein:
- the battery supplies the power to the motor via the controller, and
- at least a part of a battery cable that connects the battery mounting portion to the controller is disposed in an interior space of the flexible tube.
A power-assisted trolley comprising:
- two front universal wheels and two rear drive wheels;
- a cargo bed supported by the two front universal wheels and the two rear drive wheels;
- a handle including a grip portion extending in a left-right direction above a rear portion of the cargo bed;
- a motor configured to rotate the two rear drive wheels;
- a battery mounting portion configured to mount thereon a battery for an electric tool to supply power to the motor;
- and
- a controller configured to control the motor and being disposed between the rear drive wheels and battery mounting portion, positioned closer to the rear drive wheels than the front wheels.
A power-assisted trolley comprising:
- at least three wheels including a drive wheel;
- a cargo bed supported by the wheels, including a plurality of recesses configured to receive portions of a table;
- a handle including a grip portion extending in a left-right direction above a rear portion of the cargo bed;
- a motor configured to rotate the drive wheel;
- a battery mounting portion configured to mount thereon a battery for an electric tool to supply power to the motor;
- and
- a controller configured to control the motor, wherein:
- the controller is disposed in a housing portion provided in the cargo bed;
- and
- the housing portion is provided so as to be recessed upward from a lower surface of the cargo bed.
Dependencies are inferred from the claim text.