SPEED RESPONDING TYPE SLOW-SPEED PROMOTING DEVICE

摘要

PROBLEM TO BE SOLVED: To provide a speed responding type slow-speed promoting device, by which the safety of a pedestrian or the like can be protected by promoting slow speed and which is simply executed only by laying and fixing the promot ing device on a road surface. SOLUTION: A plurality of partition chambers 5a-5e crushed when a fixed value or more of load is applied from a top face are installed to a plate-shaped hollow body 1 composed of an elastic material, and these adjacent partition chambers 5a-5f are communicated by pinholes 6. The insides of each partition chamber 5a-5f are filled with a viscous fluid 7 capable of being made to flow through the pinholes 6.