Anyone here ever use one of these and how accurate have you found it to be? Find out information about ventimeter. A handheld instrument to measure the wind speed Explanation of ventimeter. Maritime Museum of Tasmania.

Ventimeter for inclusion in head of anesthesia machine.

Contained in cardboard tube. VENTIMETER is a trademark of BO LONNSTEDT. Når ventimetrets åbning holdes mod vinden vil en lille plade presses op, og vindstyrken kan aflæses direkte på en skala. Med indbygget kompas, så vindretningen kan aflæses.

Obselete: a trade name for a neat, effective and economical anemometer. Meteorological field instruments. A guide to the correct field procedures for the digital anemometer, ventimeter , whirling hygrometer and LUX meter .

Anesthesiology Department, Clinical Center, National Institutes of Health, Bethesda, . If you should see a member of the crew holding up what looks something like an ice cream cone, and he is licking it, it probably rs an ice cream cone. They are not much used , for your . FEATURE: New and Practical: PDF Only . Shop for ventimeter on Etsy, the place to express your creativity through the buying and selling of handmade and vintage goods. Fluctuations of the reading make ventimeter measurements very inexact. A home- made version (see Figure ) is so cheap that hundreds can he mailed out for simultaneous comparahle measurements over a region.

The wind speed is approximately . As wind blows across the opening of a closed tube in the ventimeter , it produces a pressure drop in the upper end of the tube. Since the pressure still remains high beneath the ball, the difference produces a force that pushes a ball up the tube. For some time I have been studying wind speed distributions from a variety of sources including airports, offshore buoys, weather balloons and backyards and whilst this has been instructive, it has told me little about the wind where I live.

A ventimeter , a kite and a bicycle. Weather reports from an airfield on . This is a perfect revision video for all those geography student who need to know the types of weather. Find great deals on eBay for ventimeter and lead horse. Research output: Contribution to journal › Article .

Osäker på ålder men troligtvis 60-talet Den fungerar. En vindmätare som fungerar efter en enkel princip. Man håller upp grejen till vänster på bilden med munstycket (finns till höger) mot vinden och läser av hur mycket det blåser i meter per sekund.

Om det inte blåser så mycket kan man testa och se hur mycket drag man har i sitt eget utblås.