Pedal unit and a vehicle including the same

• US 10,363,816 B2
• Filed: 07/13/2016
• Issued: 07/30/2019
• Est. Priority Date: 07/14/2015
• Status: Active Grant

• Current Assignee: Yamaha Hatsudoki Kabushiki Kaisha (Yamaha Corporation)
• Original Assignee: Yamaha Hatsudoki Kabushiki Kaisha (Yamaha Corporation)
• Inventors: Takata, Kazunari
• Primary Examiner(s): Gooden, Jr., Barry
• Application Number:
  US15/208,733
• Publication Number:
  US 20170015196A1
• Time in Patent Office: 1,112 Days
• CPC Class Codes: B60K 26/02 of initiating means or elements
• CPC Class Codes: B60T 11/165 Single master cylinders for pressurised systems
• CPC Class Codes: B60T 7/06 Disposition of pedal
• CPC Class Codes: B60Y 2200/20 Off-Road Vehicles
• CPC Class Codes: B60Y 2300/433 Control of engine throttle
• CPC Class Codes: B60Y 2300/436 Control of engine ignition
• CPC Class Codes: B60Y 2304/01 Minimizing space with more compact designs or arrangements
• CPC Class Codes: G05G 1/36 Mounting units comprising an assembly of two or more pedals, e.g. for facilitating mounting

Abstract

A pedal unit includes an accelerator pedal, a brake pedal, a first bracket, a second bracket, and a connector. The first bracket includes a first plate including a first surface and a second surface that rotatably supports the accelerator pedal disposed adjacent to the first surface and the brake pedal disposed adjacent to the second surface. The second bracket includes a second plate including a third surface that rotatably supports the brake pedal disposed adjacent to the third surface of the second plate. The connector connects the first bracket, the brake pedal, and the second bracket in a state in which the brake pedal is disposed between the second surface and the third surface.

Claims

1. A pedal unit comprising:

an accelerator pedal rotatable about a first pivot axis;

a brake pedal rotatable about a second pivot axis;

a first bracket including a first plate including a first surface and a second surface on a side opposite to the first surface and that supports the accelerator pedal adjacent to the first surface of the first plate to be rotatable about the first pivot axis, and that supports the brake pedal adjacent to the second surface of the first plate to be rotatable about the second pivot axis;

a second bracket including a second plate including a third surface opposing the second surface and that supports the brake pedal adjacent to the third surface of the second plate to be rotatable about the second pivot axis;

a connector held by the first plate and the second plate, and that rotatably supports the brake pedal in a state in which the brake pedal is disposed between the second surface of the first bracket and the third surface of the second bracket; and

a shaft held by the first bracket and rotatably supporting the accelerator pedal.

2. The pedal unit according to claim 1, wherein the first surface of the first plate includes a surface that extends vertically or substantially vertically relative to the first pivot axis.

3. The pedal unit according to claim 1, wherein the second surface of the first plate includes a surface that extends vertically or substantially vertically relative to the second pivot axis.

4. The pedal unit according to claim 1, wherein the third surface of the second plate includes a surface that extends vertically or substantially vertically relative to the second pivot axis.

5. The pedal unit according to claim 1, wherein

the accelerator pedal includes an accelerator pedal arm rotatable about the first pivot axis, and an accelerator tread supported by the accelerator pedal arm;

and

the accelerator pedal arm is connected to a lower portion of the accelerator tread adjacent to the brake pedal.

6. The pedal unit according to claim 1, wherein the brake pedal includes a brake pedal arm rotatable about the second pivot axis, a brake tread supported by the brake pedal arm, and a guide plate extending from a side surface of the brake tread located adjacent to the accelerator pedal toward a lower middle portion of the brake tread.

7. The pedal unit according to claim 1, wherein a center of the connector is located on the second pivot axis and extends along the second pivot axis.

8. The pedal unit according to claim 1, wherein a center of the shaft is located on the first pivot axis and extends along the first pivot axis.

9. The pedal unit according to claim 1, wherein the first bracket and the second bracket are connected by a connecting bracket.

10. The pedal unit according to claim 9, wherein the connecting bracket connects a rear portion of the first bracket to a rear portion of the second bracket.

11. The pedal unit according to claim 9, further comprising a brake master cylinder attached to the pedal unit through the connecting bracket.

12. The pedal unit according to claim 11, further comprising a brake reservoir tank connected to the brake master cylinder by an elastic pipe.

13. The pedal unit according to claim 1, further comprising a clutch pedal rotatable about a third pivot axis;

wherein

the second plate includes a fourth surface on a side opposite to the third surface; and

the second bracket supports the clutch pedal adjacent to the fourth surface of the second plate to be rotatable about the third pivot axis.

14. The pedal unit according to claim 13, wherein

the clutch pedal includes a clutch pedal arm rotatable about the third pivot axis;

and

the clutch pedal arm extends in a direction away from the brake pedal.

15. The pedal unit according to claim 13, wherein the brake pedal arm extends in a direction toward the accelerator pedal.

16. The pedal unit according to claim 13, further comprising a clutch master cylinder attached to the fourth surface of the second bracket.

17. The pedal unit according to claim 16, further comprising a clutch reservoir tank connected to the clutch master cylinder by an elastic pipe.

18. A vehicle comprising:

a pair of front wheels;

at least a pair of rear wheels;

a frame supported by the pair of front wheels and the pair of rear wheels;

a seat section supported by the frame and including seats arranged side by side;

a steering wheel disposed forward of the seat section;

a roll cage supported by the frame to cover an area above the seat section and the steering wheel; and

a pedal unit attached to the frame;

wherein

the pedal unit includes;

an accelerator pedal rotatable about a first pivot axis;

a brake pedal rotatable about a second pivot axis;

a first bracket including a first plate including a first surface and a second surface on a side opposite to the first surface and that support the accelerator pedal adjacent to the first surface of the first plate to be rotatable about the first pivot axis, and that support the brake pedal adjacent to the second surface of the first plate to be rotatable about the second pivot axis;

a second bracket including a second plate including a third surface opposite to the second surface and that supports the brake pedal adjacent to the third surface of the second plate to be rotatable about the second pivot axis; and

a connector held by the first plate and the second plate, and that rotatably supports the brake pedal in a state in which the brake pedal is disposed between the second surface of the first bracket and the third surface of the second bracket; and

a shaft held by the first bracket and rotatably supporting the accelerator pedal.

19. The vehicle according to claim 18, further comprising:

a first cover fixed to the frame and including an opening therein; and

a second cover attachable to and detachable from the first cover to cover the opening in the first cover;

wherein

the first bracket and the second bracket are connected by a connecting bracket;

the pedal unit includes a brake master cylinder attached to the pedal unit through the connecting bracket, and a brake reservoir tank connected to the brake master cylinder by an elastic pipe; and

the brake reservoir tank is accessible via the opening of the first cover.

20. The vehicle according to claim 18, further comprising a radiator connected to a radiator reservoir tank by an elastic pipe;

wherein

the radiator reservoir tank is accessible via the opening of the first cover.

21. The vehicle according to claim 18, wherein

the pedal unit includes a connecting bracket that connects the first bracket and the second bracket, and a brake master cylinder attached to the pedal unit through the connecting bracket;

and

the brake master cylinder is disposed farther rearward of the vehicle than the second pivot axis.

22. The vehicle according to claim 21, wherein the pedal unit is fastened to the frame in a direction to receive a load acting in a direction of a yoke rod of the brake master cylinder.

23. A pedal unit comprising:

an accelerator pedal rotatable about a first pivot axis;

a brake pedal rotatable about a second pivot axis;

a first bracket including a first plate including a first surface and a second surface on a side opposite to the first surface and that supports the accelerator pedal adjacent to the first surface of the first plate to be rotatable about the first pivot axis, and that supports the brake pedal adjacent to the second surface of the first plate to be rotatable about the second pivot axis;

a second bracket including a second plate including a third surface opposing the second surface and that supports the brake pedal adjacent to the third surface of the second plate to be rotatable about the second pivot axis; and

a connector held by the first plate and the second plate, and that rotatably supports the brake pedal in a state in which the brake pedal is disposed between the second surface of the first bracket and the third surface of the second bracket;

wherein

the brake pedal includes a brake pedal arm rotatable about the second pivot axis, a brake tread supported by the brake pedal arm, and a guide plate extending from a side surface of the brake tread located adjacent to the accelerator pedal toward a lower middle portion of the brake tread.

24. A vehicle comprising:

a pair of front wheels;

at least a pair of rear wheels;

a frame supported by the pair of front wheels and the pair of rear wheels;

a seat section supported by the frame and including seats arranged side by side;

a steering wheel disposed forward of the seat section;

a roll cage supported by the frame to cover an area above the seat section and the steering wheel; and

a pedal unit attached to the frame;

wherein

the pedal unit includes;

an accelerator pedal rotatable about a first pivot axis;

a brake pedal rotatable about a second pivot axis;

a first bracket including a first plate including a first surface and a second surface on a side opposite to the first surface and that support the accelerator pedal adjacent to the first surface of the first plate to be rotatable about the first pivot axis, and that support the brake pedal adjacent to the second surface of the first plate to be rotatable about the second pivot axis;

a second bracket including a second plate including a third surface opposite to the second surface and that supports the brake pedal adjacent to the third surface of the second plate to be rotatable about the second pivot axis; and

a connector held by the first plate and the second plate, and that rotatably supports the brake pedal in a state in which the brake pedal is disposed between the second surface of the first bracket and the third surface of the second bracket;

wherein

the brake pedal includes a brake pedal arm rotatable about the second pivot axis, a brake tread supported by the brake pedal arm, and a guide plate extending from a side surface of the brake tread located adjacent to the accelerator pedal toward a lower middle portion of the brake tread.

25. A vehicle comprising:

a pair of front wheels;

at least a pair of rear wheels;

a frame supported by the pair of front wheels and the pair of rear wheels;

a seat section supported by the frame and including seats arranged side by side;

a steering wheel disposed forward of the seat section;

a roll cage supported by the frame to cover an area above the seat section and the steering wheel; and

a pedal unit attached to the frame;

wherein

the pedal unit includes;

an accelerator pedal rotatable about a first pivot axis;

a brake pedal rotatable about a second pivot axis;

a first bracket including a first plate including a first surface and a second surface on a side opposite to the first surface and that support the accelerator pedal adjacent to the first surface of the first plate to be rotatable about the first pivot axis, and that support the brake pedal adjacent to the second surface of the first plate to be rotatable about the second pivot axis;

a second bracket including a second plate including a third surface opposite to the second surface and that supports the brake pedal adjacent to the third surface of the second plate to be rotatable about the second pivot axis; and

a connector held by the first plate and the second plate, and that rotatably supports the brake pedal in a state in which the brake pedal is disposed between the second surface of the first bracket and the third surface of the second bracket;

wherein

the pedal unit includes a connecting bracket that connects the first bracket and the second bracket, and a brake master cylinder attached to the pedal unit through the connecting bracket; and

the brake master cylinder is disposed farther rearward of the vehicle than the second pivot axis.

26. A pedal unit comprising:

an accelerator pedal rotatable about a first pivot axis;

a brake pedal rotatable about a second pivot axis;

a first bracket including a first plate including a first surface and a second surface on a side opposite to the first surface and that supports the accelerator pedal adjacent to the first surface of the first plate to be rotatable about the first pivot axis, and that supports the brake pedal adjacent to the second surface of the first plate to be rotatable about the second pivot axis;

a second bracket including a second plate including a third surface opposing the second surface and that supports the brake pedal adjacent to the third surface of the second plate to be rotatable about the second pivot axis; and

a connector held by the first plate and the second plate, and that rotatably supports the brake pedal in a state in which the brake pedal is disposed between the second surface of the first bracket and the third surface of the second bracket;

wherein

the pedal unit includes a connecting bracket that connects the first bracket and the second bracket, and a brake master cylinder attached to the pedal unit through the connecting bracket; and

the brake master cylinder is disposed farther rearward of the vehicle than the second pivot axis.