Wireless fuel level sensor for a vehicle fuel tank
First Claim
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1. A vehicle fuel tank, comprising:
- a housing defining an interior region;
a fuel level sensor coupled to the interior region, the fuel level sensor responsive to a fuel pressure; and
a radio frequency identification (RFID) device electronically coupled to the fuel level sensor configured to wirelessly transmit a signal indicative of a fuel level in the fuel tank, the fuel level sensor being overmolded via a polymeric material.
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Abstract
A vehicle fuel tank is provided. The vehicle fuel tank includes a housing defining an interior region, a fuel level sensor coupled to the interior region, the fuel level sensor responsive to a fuel pressure, and a radio frequency identification (RFID) device electronically coupled to the fuel level sensor configured to wirelessly transmit a signal indicative of a fuel level in the fuel tank.
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Citations
12 Claims
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1. A vehicle fuel tank, comprising:
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a housing defining an interior region; a fuel level sensor coupled to the interior region, the fuel level sensor responsive to a fuel pressure; and a radio frequency identification (RFID) device electronically coupled to the fuel level sensor configured to wirelessly transmit a signal indicative of a fuel level in the fuel tank, the fuel level sensor being overmolded via a polymeric material. - View Dependent Claims (2, 3, 4)
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5. A vehicle fuel tank, comprising:
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a housing defining an interior region; a fuel level sensor coupled to the interior region, the fuel level sensor responsive to a fuel pressure; and a radio frequency identification (RFID) device electronically coupled to the fuel level sensor configured to wirelessly transmit a signal indicative of a fuel level in the fuel tank, the fuel level sensor including a strain gauge, an electrical resistance of the strain gauge altered in response to a pressure of a fuel stored in the fuel tank. - View Dependent Claims (6, 7, 8)
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9. A vehicle fuel tank, comprising:
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a housing defining an interior region; a fuel level sensor coupled to the interior region, the fuel level sensor responsive to a fuel pressure; and a radio frequency identification (RFID) device electronically coupled to the fuel level sensor configured to wirelessly transmit a signal indicative of a fuel level in the fuel tank, the RFID device being an active RFID device configured to receive electrical power from a wired input, the wired input being wires extending from a fuel pump. - View Dependent Claims (10, 11, 12)
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Specification