Automatic impact absorbing apparatus of snow plow
An automatic impact reduction device is provided to prevent a first damage of a snow removing plate and a second damage of a vehicle. An automatic impact reduction device comprises: a snow removing plate moving according to the operation of a pair of steering cylinder(5,5a); a power unit assembly(10) pumping the fluid pressure of a pressure-oil tank(13) in order to discharge; a main control block(20) installed between a supply line(P) and a first or a second hydraulic lines(6,7), having a direction control valve(25) controlling the hydraulic flow and redirection; a pair of emergency bypass lines(30,30a) connected between the first and the second hydraulic line; and a safety valve block(40) having a pressure control valves(45,45a), installed at an emergency bypass line.
This report describes a study on the effects of a prototype intelligent speed adaptor (ISA) in actual traffic. Focus of the testing was on the effects of feedback on speed behavior, mental workload and acceptance. Adaption of driving behavior under feedback was observed.