Vehicle with a main body having a longitudinal axis and with a tilting unit

• US 20070228675A1
• Filed: 02/28/2007
• Published: 10/04/2007
• Est. Priority Date: 03/01/2006
• Status: Abandoned Application

• Current Assignee: Fondazione Torino Wireless
• Original Assignee: Fondazione Torino Wireless
• Inventors: Cavalli, Fabio, Festini, Andrea, Tonoli, Andrea, Carabelli, Stefano, Chiaberge, Marcello
• Application Number:
  US11/712,318
• Publication Number:
  US 20070228675A1
• Time in Patent Office: Days
• US Class Current: 280/5.506
• CPC Class Codes: B60G 17/015 the regulating means comprising electric or electronic elements B60G17/002, B60G17/005 take precedence
• CPC Class Codes: B60G 21/007 means for adjusting the wheel inclination
• CPC Class Codes: B60G 2204/421 Pivoted lever mechanisms for mounting suspension elements, e.g. Watt linkage
• CPC Class Codes: B60G 2300/45 Rolling frame vehicles
• CPC Class Codes: B60G 2800/80 Detection or control after a system or component failure

Abstract

The invention concerns a vehicle with a main body having a longitudinal axis, and with a tilting unit for tilting the main body relative to a vertical plane through the longitudinal axis, whereby the tilting unit comprises an actuator, an control unit and a power provision unit for providing a power transmitting medium via the control unit to the actuator, whereby the control unit is configured to control the power intake of the actuator, characterized in comprising at least two redundant tilting units.

Claims

1. A vehicle with a main body (1) having a longitudinal axis (2), and with a tilting unit (3, 4) for tilting the main body (1) relative to a vertical plain through the longitudinal axis (2), whereby the tilting unit (3, 4) comprises an actuator (5), a control unit (6) and a power provision unit (7) for providing a power transmitting medium via the control unit (6) to the actuator (5), whereby the control unit (6) is configured to control the power intake of the actuator (5), comprising:

at least two redundant tilting units (3, 4).

2. The vehicle according to claim 1, wherein:

the at least two redundant tilting unit are an electronic device.

3. The vehicle according to claim 1, wherein:

the actuator comprises an electronic unit, such as an electromotor.

4. The vehicle according to claim 1, wherein:

the control unit comprises a power electric unit or an electric circuit unit (ECU).

5. The vehicle according to claim 1, wherein:

the power provision unit comprises an electric power storage and/or a mechanical energy converter.

6. The vehicle according to claim 5, wherein:

the electric power storage comprises a battery.

7. The vehicle according to claim 5, wherein:

the mechanical energy converter comprises a high voltage AC generator and an AC/DC converter.

8. The vehicle according to claim 7, wherein the mechanical energy converter further comprises:

a controller for monitoring the status or charge condition of the battery.

9. The vehicle according to claim 1, wherein:

the electric power storage and the mechanical energy converter of one of the two tilting units is also connected to the controller of the other tilting unit.

10. The vehicle according to claim 1, wherein:

the power transmitting medium is electricity or an electric current.

11. The vehicle according to claim 10, wherein:

the controller is configured to uncouple the battery from either of the control units and supply electricity to either of the two control units from the AC/DC converter and the generator.

12. The vehicle according to claims 1, further comprising:

a signaling element, whereby feedback on the condition of the vehicle is provided to a driver.

13. The vehicle according to at claim 1, wherein:

the control units, especially the electric circuit units, of the two tilting units are configured to communicate with each other, to assure the functionality of at least one of the two tilting units.

14. The vehicle according to claim 12 wherein:

the signaling element is coupled to at least one electric circuit unit to signal the driver of the vehicle concerning a malfunction of one of the tilting units.

15. The vehicle according to claim 1 further comprising:

a transducer coupled between the tilting units and the main body.

16. The vehicle according to claim 15, wherein:

a single transducer is coupled between the two tilting units and the main body.

17. The vehicle according to claim 15 wherein:

the transducer comprises a mechanical element.

18. The vehicle according to claim 15 wherein:

the transducer comprises a steering shaft.

19. The vehicle according to claim 15, wherein:

the transducer comprises a brake caliper.

20. The vehicle according to claim 1, further comprising:

a first mode switch to choose between a manual or an automatic tilting mode.

21. The vehicle according to claim 1, further comprising:

a second mode switch to select the acceleration or speed of the tilting unit tilting the vehicle.

22. The vehicle according to claim 21, wherein:

the second mode switch is configured to change the torque of the actuator.

23. The vehicle according claims 4, further comprising:

at least one sensor, selected from the group consisting of a current sensor, an accelerometer, and a position sensor, whereby data concerning the actual state of the vehicle to one of the control units is delivered.

24. The vehicle according to claim 23, wherein:

the at least on sensor is coupled to both control units.

25. The vehicle according to claim 4, wherein:

the control units are configured as an open loop control.

26. The vehicle according to claims 4, the control units are configured as a closed loop control.

27. The vehicle according to claim 4, wherein:

both control units are configured as an open loop control or a closed loop control.

28. The vehicle according to claim 1, further comprising:

a recharge unit configured to recharge the power provision unit.

29. A vehicle providing improved reliability during tilting while cornering comprising:

a main vehicle body having a longitudinal axis;

a transducer, said transducer providing a force sufficient to tilt said main body about the longitudinal axis of said main vehicle body;

a first tilting unit coupled to said transducer;

a second tilting unit coupled to said transducer; and

communication control means, coupled to said first tilting unit and said second tilting unit, for communicating between said first and second tilting units,

whereby should either said first or second tilting units malfunction tilting control is not lost.

30. A vehicle providing improved reliability during tilting while cornering as in claim 29 wherein each of said first and second tilting units comprises:

an electromotor;

a control unit coupled to said electromotor; and

a power supply providing power to said electromotor and said control unit.

31. A vehicle providing improved reliability during tilting while cornering comprising:

a main vehicle body having a longitudinal axis;

a transducer, said transducer providing a force sufficient to tilt said main body about the longitudinal axis of said main vehicle body;

a first tilting unit coupled to said transducer, said first tilting unit comprising a first electric motor, a first control unit coupled to the first electric motor, and a battery;

a second tilting unit coupled to said transducer, said second tilting unit comprising a second electric motor, a second control unit coupled to the second electric motor, and a generator, whereby the generator is capable of being driven by an engine of the vehicle; and

communication control means, coupled to said first tilting unit and said second tilting unit, for communicating between said first and second tilting units and controlling power distribution between the battery of said first tilting unit and the generator of said second tilting unit,

whereby should either said first or second tilting units malfunction tilting control is not lost.