DE1773743
1,157,368. Anemometers. AIRFLOW DEVELOPMENTS Ltd. June 20, 1968 [June 30, 1967], No. 30362/67. Heading G1R. In a hand held and operated anemometer a rotary digital drum counter 4 is releasably coupled by a cam 14 and pin 13 to a vaned rotor 10 upon the actuation of a tumbler switch 16 to record the...
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Zusammenfassung: | 1,157,368. Anemometers. AIRFLOW DEVELOPMENTS Ltd. June 20, 1968 [June 30, 1967], No. 30362/67. Heading G1R. In a hand held and operated anemometer a rotary digital drum counter 4 is releasably coupled by a cam 14 and pin 13 to a vaned rotor 10 upon the actuation of a tumbler switch 16 to record the wind velocity. The device can be graduated to give the velocity in feet per minute or metres per second. Braking springs 5, prevent the counter drums rotating when drive between the drum 4 and rotor 10 is uncoupled. |
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