LOAD SENSOR FOR A VEHICLE ELECTRONIC STABILITY SYSTEM
First Claim
1. A vehicle comprising:
- a frame;
an engine supported by the frame, the engine generating a torque to produce power and propel the vehicle;
an electronic control unit electrically connected to the engine to control the output of the engine;
three wheels connected to the frame, at least one of the three wheels being operatively connected to the engine;
a brake system adapted to generate a brake pressure, the brake system being in operative association with at least one of the three wheels for braking the vehicle;
a straddle-type seat supported by the frame, the seat having a driver seat portion and a passenger seat portion;
an electronic stability system disposed onboard the vehicle; and
at least one of a wheel rotation sensor operatively connected to the electronic stability system and a lateral acceleration sensor electrically connected to the electronic stability system;
the electronic stability sensor receiving inputs from the load sensor and the at least one of the wheel rotation sensor and the lateral acceleration sensor;
the electronic stability system providing outputs to at least one of the brake system for braking the vehicle and the engine control unit to change the power output transmitted to the wheels by the engine;
the electronic stability system using a first calibration to determine the outputs when the load sensor is in a non-loaded state and a second calibration to determine the outputs when the load sensor is in a loaded state.
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Accused Products
Abstract
A vehicle comprising a seat defining a driver seat portion and a passenger seat portion, an electronic stability system, adapted to receive inputs from a load sensor, a wheel rotation sensor and a lateral acceleration sensor, the electronic stability system adapted to provide outputs to at least one of the brake system for braking the vehicle, and the engine control unit to change the power output transmitted to the wheels by the engine, the electronic stability system using a first calibration to determine the outputs when the load sensor is in a non-loaded state and a second calibration to determine the outputs when the load sensor is in a loaded state.
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Citations
20 Claims
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1. A vehicle comprising:
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a frame; an engine supported by the frame, the engine generating a torque to produce power and propel the vehicle; an electronic control unit electrically connected to the engine to control the output of the engine; three wheels connected to the frame, at least one of the three wheels being operatively connected to the engine; a brake system adapted to generate a brake pressure, the brake system being in operative association with at least one of the three wheels for braking the vehicle; a straddle-type seat supported by the frame, the seat having a driver seat portion and a passenger seat portion; an electronic stability system disposed onboard the vehicle; and at least one of a wheel rotation sensor operatively connected to the electronic stability system and a lateral acceleration sensor electrically connected to the electronic stability system; the electronic stability sensor receiving inputs from the load sensor and the at least one of the wheel rotation sensor and the lateral acceleration sensor; the electronic stability system providing outputs to at least one of the brake system for braking the vehicle and the engine control unit to change the power output transmitted to the wheels by the engine; the electronic stability system using a first calibration to determine the outputs when the load sensor is in a non-loaded state and a second calibration to determine the outputs when the load sensor is in a loaded state. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16)
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17. A method of controlling a three-wheeled vehicle, the three-wheeled vehicle comprising:
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a frame; three wheels attached to the frame; and a straddle seat, supported by the frame, defining a driver portion and a passenger portion adjacent to the driver portion, the method comprising; determining a state of a load sensor associated with a portion of vehicle; selecting a first calibration should the load sensor be in a non-loaded state; selecting a second calibration should the load sensor be in a loaded state; and defining an output of the electronic stability system based, at least in part, on the selected calibration. - View Dependent Claims (18, 19)
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20. A method of controlling a vehicle comprising:
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sensing a load onboard the vehicle; selecting a calibration associated with the sensed load onboard the vehicle; and determining electronic stability system outputs based at least in part on the selected calibration associated with the sensed load onboard the vehicle, wherein the electronic stability system outputs generates at least one output selected from a group consisting of a ramped-up brake output and a brake pressure output.
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Specification