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US 2011/0084503 A1Published application
Self-powered vehicle sensor systems
AssigneeGM Global Technology Operations LLC
InventorsYUNJUN LI, CHANDRA S. NAMUDURI, TIMOTHY J. TALTY, ROBERT B. ELLIOTT, NANCY MCMAHON
Life of this patent
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Abstract
A vehicle system is provided. The vehicle system includes a vehicle suspension apparatus configured for movement during vehicle travel; an energy harvesting device mounted on the vehicle suspension apparatus and configured to generate electrical energy in response to the movement of the vehicle suspension apparatus; and a sensor mounted on the vehicle suspension apparatus and coupled to the energy harvesting device for receiving the electrical energy.
Claims20
A vehicle system, comprising:
- a vehicle suspension apparatus configured for movement during vehicle travel;
- an energy harvesting device mounted on the vehicle suspension apparatus and configured to generate electrical energy in response to the movement of the vehicle suspension apparatus;
- and
- a sensor mounted on the vehicle suspension apparatus and coupled to the energy harvesting device for receiving the electrical energy.
1 more element
A vehicle system, comprising:
- a vehicle suspension apparatus configured for movement during vehicle travel;
- and
- a sensor comprising a piezoelectric device mounted on the vehicle suspension apparatus and configured to generate electrical energy indicative of the movement of the vehicle travel.
A vehicle system, comprising:
- a damper assembly comprising:
- a dust tube assembly;
- and
- a damper tube assembly mounted for telescopic movement within the dust tube during vehicle travel;
- a sensor mounted within the dust tube and configured to detect a position of the dust tube;
- and
- an energy harvesting device mounted on the damper assembly and configured to provide electrical energy to the sensor.
4 more elements
Dependencies are inferred from the claim text.