| 摘要 |
PROBLEM TO BE SOLVED: To measure intensity of negative lift of an automobile gradually varied at traveling of the automobile and to inform a driver of intensity of the negative pressure at the present time. SOLUTION: In the negative lift measurement device 9 for the automobile, a (screw type) load sensor 7 is provided between a trunk lid 2 of the automobile 1 and an aerodynamic power device (wing) 3, an input part for converting a signal of the load sensor to a numerical value and an operation part for calculating the numerical value from the input part are provided and a numerical value display part for receiving the signal from the operation part and displaying the negative lift. COPYRIGHT: (C)2006,JPO&NCIPI
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