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US 12,568,879 B2Granted
Work vehicle
AssigneeGlobe (Jiangsu) Co., Ltd.
InventorsMin Ding, Qunli Wei, Fei Zhu, Chaoqun Wang
Life of this patent
Estimating the term…
Abstract
The disclosure provides a work vehicle. The work vehicle includes: a frame, a wheel unit connected with the frame, a working unit connected with the frame, and a power source arranged on the frame to supply power. The work vehicle further includes: a brake assembly connected with the wheel unit, a locking assembly, provided with a lock arm to lock the brake assembly, and a starting mechanism. The starting mechanism includes a starting arm connected with the lock arm to drive the lock arm to move when the starting arm is operated to unlock the brake assembly.
Claims17
A work vehicle, comprising:
- a frame,
- a wheel unit connected with the frame,
- a working unit connected with the frame, and
- a power source arranged on the frame to supply power, wherein
- the work vehicle further comprises:
- a brake assembly connected with the wheel unit,
- a locking assembly, comprising a lock arm to lock the brake assembly, and
- a starting mechanism, comprising a starting arm connected with the lock arm to drive the lock arm to move when the starting arm is operated to unlock the brake assembly;
- wherein, the brake assembly comprises a brake arm, a connecting portion, a brake wire and a brake switch, the brake switch is capable of being triggered by the connecting portion, a touching part is arranged on the connecting portion and configured to increase a contact area of the connecting portion and the brake switch, the brake switch is connected to a driving mechanism of the work vehicle, and when the brake switch is turned off, the brake switch is configured to lock a motor for driving the wheel unit and stop the work vehicle from moving.
6 more elements
A work vehicle, comprising:
- a frame,
- a wheel unit connected with the frame,
- a working unit connected with the frame, and
- a power source arranged on the frame to supply power, wherein
- the work vehicle further comprises:
- a locking assembly,
- a brake assembly connected with the frame, wherein when the brake assembly is operated to a position, the brake assembly is locked by the locking assembly, and
- a starting mechanism, configured to connect with the locking assembly, wherein
- when the starting mechanism is operated to move to a position, the locking assembly unlocks the brake assembly;
- wherein, the brake assembly further comprises a connection portion and a brake switch, the brake switch is capable of being triggered by the connection portion, a touching part is arranged on the connecting portion and configured to increase a contact area of the connecting portion and the brake switch, the brake switch is connected to a driving mechanism of the work vehicle, and when the brake switch is turned off, the brake switch is configured to lock a motor for driving the wheel unit and stop the work vehicle from moving.
7 more elements
A work vehicle, comprising:
- a frame,
- a wheel unit connected with the frame, and
- a working unit connected with the frame, wherein
- the work vehicle further comprises:
- a brake assembly, provided with a second pedal, wherein when the second pedal is stepped to a certain position, the wheel unit is in a braking state;
- a locking assembly comprising a handle, wherein when the handle is operated, the brake assembly is locked by the locking assembly, the brake assembly is in a locked state, and the wheel unit is locked in a braking state, and
- a starting mechanism, provided with a first pedal, wherein when the brake assembly is in a locked state, the first pedal is stepped on, the locking assembly unlocks the brake assembly, and the wheel unit is unlocked;
- wherein, the brake assembly comprises a brake arm, a connecting portion, a brake wire and a brake switch, the brake switch is capable of being triggered by the connecting portion, a touching part is arranged on the connecting portion and configured to increase a contact area of the connecting portion and the brake switch, the brake switch is connected to a driving mechanism of the work vehicle, and when the brake switch is turned off, the brake switch is configured to lock a motor for driving the wheel unit and stop the work vehicle from moving.
5 more elements
Dependencies are inferred from the claim text.