| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a simple anemoscope which can determine the direction and velocity of the wind easily and accurately and has superior portability and design. <P>SOLUTION: The simple anemoscope 100 can determine the direction and/or velocity of the wind by ejecting a powdery material or a liquid material. The simple anemoscope 100 comprises a hollow part 1d which accommodates the powdery material or the liquid material and has at least one fine opening 4a with a size allowing the powdery material or the liquid material to be ejected and an extruding part 3 for extruding air in the hollow part 1d. The extruding part 3 is formed of a soft member fixed at the periphery of a hole formed at the hollow part 1d. <P>COPYRIGHT: (C)2009,JPO&INPIT |
