PROBLEM TO BE SOLVED: To provide a tyre inflation pressure alarming device for wheeled vehicles that can help achieve both longer useful life and detection accuracy while enhancing productivity.SOLUTION: A tyre inflation pressure alarming device for wheeled vehicles in which a body side unit 20 equipped with a pressure sensor 21 that detects the inflation pressure of tyres 4, a temperature sensor that detects the air temperature of the tyres 4, an electric power generator 23 that generates electric power by converting energy resulting from rotation of the tyres 4, an electric power storage 24 that stores electric power generated by the electric power generator 23, and a transmitter 25 that transmits information detected by the sensor 21 to the body side unit 20 is arranged within the tyres 4, a case 26 that partially covers the body side unit 20 is disposed, and the body side unit 20 is so embedded in the inner wall part 4a of the tyres 4 as to partially expose the pressure sensor 21 in tyre air chambers 6 of the tyres 4.SELECTED DRAWING: Figure 3
【課題】生産性を向上しつつ、長寿命化と検出精度とを両立することができる車両のタイヤ空気圧警報装置を提供する。【解決手段】タイヤ4の空気圧力を検出する圧力センサ21と、タイヤ4の空気温度を検出する温度センサと、タイヤ4の転動に伴うエネルギを変換して発電する発電部23と、発電部23が発電した電力を蓄積する蓄電部24と、センサ21によって検出された情報を車体側ユニット20に送信する送信部25とを備えた車体側ユニット20がタイヤ4内部に配設された車両のタイヤ空気圧警報装置において、車体側ユニット20を部分的に被覆するケース26を設け、車体側ユニット20が、タイヤ4のタイヤ空気室6に圧力センサ21を部分的に露出するようにタイヤ4の内壁部4aに埋設されている。【選択図】図3
TYRE INFLATION PRESSURE ALARMING DEVICE FOR WHEELED VEHICLES
車両のタイヤ空気圧警報装置
2017-09-07
Patent
Electronic Resource
Japanese
Inflation tyre manufacture method, inflation tyre and manufacture device for the inflation tyre
European Patent Office | 2015
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