Device for detecting and signaling a physical value when connected to a rim, and rim comprising such a device
First Claim
1. A device comprising means for detecting and signaling a physical value when connected to a rim in a position below a pneumatic tire mounted on the rim, further comprising means to discover a detachment of the device from the rim,the means to discover detachment comprises a proximity sensor responsive to the rim, the means for detecting and signaling a physical value is a sensor for detecting air pressure, the proximity sensor comprises an electric oscillating circuit responsive to the rim,wherein the oscillating circuit comprises a coil arranged in such a way that it directly neighbors the rim in a predetermined mounting position of the device on the rim.
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Accused Products
Abstract
The invention is a device comprising a device for detecting and signaling a physical value when connected to a rim (1) in a position below a pneumatic tire mounted on the rim (1), and further comprising a device to discover a detachment of the device from the rim. The invention provides that the device to discover a detachment comprises a proximity sensor responsive to the rim (1).
39 Citations
11 Claims
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1. A device comprising means for detecting and signaling a physical value when connected to a rim in a position below a pneumatic tire mounted on the rim, further comprising means to discover a detachment of the device from the rim,
the means to discover detachment comprises a proximity sensor responsive to the rim, the means for detecting and signaling a physical value is a sensor for detecting air pressure, the proximity sensor comprises an electric oscillating circuit responsive to the rim, wherein the oscillating circuit comprises a coil arranged in such a way that it directly neighbors the rim in a predetermined mounting position of the device on the rim.
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2. A device comprising means for detecting and signaling a physical value when connected to a rim in a position below a pneumatic tire mounted on the rim, further comprising means to discover a detachment of the device from the rim,
the means to discover detachment comprises a proximity sensor responsive to the rim, wherein the means for detecting and signaling a physical value is a sensor for detecting air pressure, the proximity sensor comprises an electric oscillating circuit responsive to the rim, wherein the oscillating circuit comprises a metal layer on a circuit board, which layer is arranged in such a way that it directly neighbors the rim and is supplemented by the rim to form a capacitor in a predetermined mounting position of the device on the rim.
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8. A device comprising means for detecting and signaling a physical value when connected to a rim in a position below a pneumatic tire mounted on the rim, further comprising means to discover a detachment of the device from the rim,
the means to discover detachment comprises a proximity sensor responsive to the rim, wherein the means for detecting and signaling a physical value is a sensor for detecting air pressure, the proximity sensor comprises an electric oscillating circuit responsive to the rim, wherein the oscillating circuit comprises two metal layers arranged one beside the other on a circuit board which is arranged in such a manner that it directly neighbors the rim in a predetermined mounting position of the device on the rim acting as a coupling electrode, so as to supplement the rim to form with the rim two capacitors.
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9. A device comprising means for detecting and signaling a physical value when connected to a rim in a position below a pneumatic tire mounted on the rim,
and further comprising means to discover a detachment of the device from the rim, the means to discover detachment comprises a proximity sensor responsive to the rim, wherein the proximity sensor comprises an electric oscillating circuit responsive to the rim and the oscillating circuit comprises a coil arranged in such a way that it directly neighbors the rim in a predetermined mounting position of the device on the rim.
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10. A device comprising means for detecting and signaling a physical value when connected to a rim in a position below a pneumatic tire mounted on the rim,
and further comprising means to discover a detachment of the device from the rim, the means to discover detachment comprises a proximity sensor responsive to the rim, wherein the proximity sensor comprises an electric oscillating circuit responsive to the rim and the oscillating circuit comprises a metal layer on a circuit board, which layer is arranged in such a way that it directly neighbors the rim and is supplemented by the rim to form a capacitor in a predetermined mounting position of the device on the rim.
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11. A device comprising means for detecting and signaling a physical value when connected to a rim in a position below a pneumatic tire mounted on the rim,
and further comprising means to discover a detachment of the device from the rim, the means to discover detachment comprises a proximity sensor responsive to the rim, wherein the proximity sensor comprises an electric oscillating circuit responsive to the rim and the oscillating circuit comprises two metal layers arranged one beside the other on a circuit board which is arranged in such a manner that it directly neighbors the rim in a predetermined mounting position of the device on the rim acting as a coupling electrode, so as to supplement the rim to form with the rim two capacitors.
Specification