Straddled vehicle
Patent Information
- Authority / Receiving Office
- WO · WO
- Patent Type
- Applications
- Current Assignee / Owner
- YAMAHA MOTOR CO LTD
- Filing Date
- 2025-04-15
- Publication Date
- 2026-06-11
Smart Images

Figure JP2025014836_11062026_PF_FP_ABST
Abstract
Claims
1. A vehicle body frame having a head pipe, a pair of left and right down frames extending downward from the head pipe, a pair of left and right upper frames positioned above the pair of left and right down frames, a pair of left and right lower frames positioned below the pair of left and right upper frames and extending separately rearward from the pair of left and right down frames, and a pair of left and right seat frames extending separately rearward from the pair of left and right upper frames and supporting the seat; a pair of left and right footrests positioned in front of and below the seat, with at least a portion positioned outside the vehicle body frame in the left and right direction; a vehicle body cover covering the vehicle body frame, including an internal space formed between the head pipe and the seat in the front and rear direction, and between the pair of left and right footrests; a battery pack positioned in the internal space, with its upper end positioned above the upper edge of the pair of left and right upper frames, and positioned between the pair of left and right upper frames and between the pair of left and right lower frames; A saddle-type vehicle comprising: a storage compartment positioned below the seat so as to overlap the upper part of the battery pack in the front-rear direction and located between the left and right pair of seat frames; and a drive motor unit positioned directly below the storage compartment, overlapping the lower part of the battery pack in the front-rear direction and driven by the battery pack.
2. The saddle-type vehicle according to claim 1, further comprising a motor controller unit positioned behind the battery pack and in front of the drive motor unit, which controls the drive motor unit.
3. A seat opening and closing structure further comprising: a swinging part that swings the seat with respect to a pair of left and right seat frames; and a swing restricting part that permits or restricts the swinging of the seat with respect to the pair of left and right seat frames, wherein either the swinging part or the swing restricting part is provided on the pair of left and right seat frames at the front of the seat, and at least one of the drive motor unit and the motor controller unit is positioned directly below the seat opening and closing structure, the saddle-type vehicle according to claim 2.
4. The saddle-type vehicle according to claim 3, further comprising: an electrical component positioned directly below either the oscillating part or the oscillating restricting part, and directly above at least one of the drive motor unit and the motor controller unit.
5. The saddle-type vehicle according to claim 1, further comprising a unit support member that supports at least one of the drive motor unit and the motor controller unit, wherein the unit support member is detachably attached to the vehicle frame at the rear of the battery pack.
6. The saddle-type vehicle according to claim 5, wherein the unit support member is positioned below the storage section.
7. The saddle-type vehicle according to claim 5 or 6, further comprising a motor controller unit positioned rearward of the battery pack and forward of the drive motor unit, wherein the unit support member is positioned rearward of the motor controller unit.
8. The saddle-type vehicle according to claim 7, wherein the upper part of the motor controller unit is positioned above the upper surface of the drive motor unit, and the unit support member is positioned behind the upper part of the motor controller unit and above the upper surface of the drive motor unit.
9. The saddle-type vehicle according to claim 5, wherein the unit support member is positioned below the storage section and above the drive motor unit.
10. The saddle-type vehicle according to claim 9, wherein the drive motor unit has a recess for accommodating at least a portion of the unit support member.
11. The saddle-type vehicle according to claim 5, wherein the unit support member is positioned above the motor output shaft of the drive motor unit.
12. The saddle-type vehicle according to claim 5, further comprising: a first mounting member provided on the vehicle frame at the rear of the battery pack; and fixing means configured to allow the unit support member to be attached to the mounting member from the rear, and to allow the unit support member to be detached from the first mounting member to the rear.
13. A saddle-type vehicle according to claim 5, further comprising a pair of second mounting members provided on the unit support member and arranged facing each other in the left-right direction, wherein the portion to which the drive motor unit is attached to the unit support member is arranged between the pair of second mounting members.
14. A saddle-type vehicle according to claim 1, further comprising: a swing arm that rotatably supports the rear wheel, wherein the vehicle frame further comprises a rear frame that separately connects the left and right pair of lower frames and the left and right pair of seat frames, the swing arm is pivotably mounted relative to the rear frame, and the pivot axis of the swing arm is positioned above the motor output shaft of the drive motor unit.