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US 8,011,489 B2Granted
Straddle-type vehicle
AssigneeYamaha Hatsudoki Kabushiki Kaisha
InventorYoshihiko Takeuchi
Life of this patent
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Abstract
An automatic change gear control device for a motorcycle having a manually operated clutch operation member achieves both easy clutch operation and secure freedom of drive. A clutch is connected and disconnected to change gears in a transmission capable of freely changing gears in plural stages. A clutch actuator drives the clutch. A clutch operation unit has a manually-operated clutch lever. An ECU controls the clutch actuator based on driver operation of the clutch lever.
Claims8
A straddle-type vehicle comprising:
- a transmission that freely changes gears in plural stages;
- a clutch that is connected and disconnected to change gears in the transmission;
- a drive device that drives the clutch;
- a manually-operated clutch operation member that is not mechanically connected to the drive device;
- and
- a control device that electrically controls the drive device based on operation of the clutch operation member.
3 more elements
Dependencies are inferred from the claim text.