VEHICLE TRAVEL TESTING DEVICE, AND VEHICLE TRAVEL TESTING METHOD

PROBLEM TO BE SOLVED: To provide a vehicle travel testing device capable of regenerating accurately actual road face situations under various environmental conditions to carry out a vehicle travel test. SOLUTION: This vehicle travel testing device is provided with an endless belt 20 laid over on a plurality of rollers 12, 14, 16, 18, mounted with wheels of the vehicle C, and advanced by rotation-driving the at least one roller 12, a water film forming means for raising up and spraying water onto a surface of an upper side part 20a mounted with the wheels of the vehicle C in the endless belt 20 to form a prescribed thickness of water film M, and a water film acceleration roller 32 for accelerating the water film M raised up and formed onto the surface of the upper side part 20a of the endless belt 20, The water film forming means includes a tank 10 installed with the endless belt 20 and for storing the water in its inside, a water guiding means 22 for guiding the water to be raised up onto the surface of the upper side part 20a of the endless belt 20, a water film thickness setting roller 24, a water recovery means 26 and a water-break plate 28. COPYRIGHT: (C)2007,JPO&INPIT