Portable smoke direction type anemoscope

摘要

(57) Abstract Objective As for the place where it makes purpose of this device, the breeze at the interiorEven the time being easily distinction possible wind direction with the flow direction of the smoke,Furthermore that the portable smoke direction type anemoscope which is convenient to carrying will be offeredIt is something which it does. Constitution On the center of the disk which displays direction according to circumferential directionBlowing Out fixation protrusion and the said blowing installing the upper part of the tube in the bottom of the tube OutHanging the recording tube to the smoking body enclosing vessel, it is something which becomes.