DEVICE FOR MEASURING THE TEMPERATURE OF WATER COVERING A ROAD SURFACE
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Accused Products
Abstract
A device for measuring the temperature of water covering a road surface includes a member for measuring water temperature and channelling means for channelling the water covering the road surface. The channelling means includes a measuring chamber for measuring the temperature of the water covering the road surface. The measuring member includes a temperature measuring head situated in the measuring chamber. The device also includes driving means for driving the device over the road surface, the means being arranged in such a way that the temperature measuring head is situated at some distance from the road surface.
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Citations
22 Claims
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1-10. -10. (canceled)
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11. A temperature measurement device for measuring a temperature of water covering a road surface, comprising:
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a measurement member for measuring water temperature; a channelling unit, which channels water that was covering the road surface, the channelling unit including a measuring chamber for measuring a temperature of the water that was covering the road surface, and the measuring member including a temperature measuring head situated in the measuring chamber; and a driving unit, which causes the measurement member and the channelling unit to be driven over the road surface in such a way that the temperature measuring head is situated at a distance from the road surface. - View Dependent Claims (12, 13, 14, 15, 16)
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17. A test vehicle for measuring conditions on a road surface covered with water, the test vehicle comprising:
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a sprinkler for sprinkling the road surface with water taken from aboard the test vehicle; a temperature measurement device; and a tyre to be tested, the tyre being positioned downstream from the sprinkler and upstream of the temperature measurement device when considering a direction of travel of the test vehicle, wherein, when the test vehicle is running, the tyre drives over sprinkled water from the sprinkler, and the temperature measurement device measures a water temperature of the sprinkled water over which the tyre has driven, and wherein the temperature measurement device includes; a measurement member for measuring water temperature, a channelling unit, which channels water that was covering the road surface, the channelling unit including a measuring chamber for measuring a temperature of the water that was covering the road surface, and the measuring member including a temperature measuring head situated in the measuring chamber, and a driving unit, which causes the measurement member and the channelling unit to be driven over the road surface in such a way that the temperature measuring head is situated at a distance from the road surface. - View Dependent Claims (18, 19, 20)
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21. A method for measuring a temperature of water covering a predetermined wet road surface, the method comprising:
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driving a test vehicle over the road surface; sprinkling on the road surface water from aboard the test vehicle, the water being sprinkled at least at first and second different temperatures in succession; and for each of the sprinkled water at the first temperature and the sprinkled water at the second temperature, measuring a temperature of the sprinkled water over which a tyre has driven, wherein the test vehicle includes; a sprinkler for performing the sprinkling, a temperature measurement device for performing the measuring, and the tyre, which is positioned downstream from the sprinkler and upstream of the temperature measurement device when considering a direction of travel of the test vehicle, wherein, when the test vehicle is running, the tyre drives over the sprinkled water, and the temperature measurement device measures the temperature of the sprinkled water over which the tyre has driven, and wherein the temperature measurement device includes; a measurement member for measuring water temperature, a channelling unit, which channels water that was covering the road surface, the channelling unit including a measuring chamber for measuring a temperature of the water that was covering the road surface, and the measuring member including a temperature measuring head situated in the measuring chamber, and a driving unit, which causes the measurement member and the channelling unit to be driven over the road surface in such a way that the temperature measuring head is situated at a distance from the road surface. - View Dependent Claims (22)
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Specification