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US 12,122,441 B2Granted
Electric handcart
AssigneeTechtronic Cordless GP
InventorsWei Wei An, Da Zheng Li
Life of this patent
Estimating the term…
Abstract
An electric handcart, comprising: a main body (1), a power supply device (9) mounted on the main body (1), a power device, and a control device. The power supply device (9) and the control device are separately connected to the power device.
Claims19
An electric handcart, comprising:
- a main body, a power supply device mounted on the main body, a motive power device and a control device, the power supply device and the control device being separately connected to the motive power device
- wherein the main body comprises a frame on which the power supply device, the motive power device and the control device are mounted, and multiple wheels which carry the frame,
- wherein the motive power device comprises a driving device, a transmission device connected to the driving device, a clutch device connected to the transmission device, and a braking device;
- the wheels are separately connected to the transmission device and the braking device, and the control device is separately connected to the driving device and the braking device, and
- wherein the braking device comprises a brake/clutch motor, a cam, a brake line, a braking part, and a brake disk which acts on at least one of the wheels;
- an output shaft of the brake/clutch motor is connected to the cam, the cam is connected to the braking part via the brake line, and the clutch device is connected to the cam.
3 more elements
An electric handcart, comprising:
- a main body, a power supply device mounted on the main body, a motive power device and a control device, wherein the main body comprises a frame on which the power supply device, the motive power device and the control device are mounted, and multiple wheels which carry the frame,
- wherein the motive power device comprises a driving device and a braking device, and the power supply device is separately connected to the driving device and the braking device, and
- wherein the power supply device supplies electrical energy to the driving device and the braking device.
Dependencies are inferred from the claim text.