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5670720 |
Wire-wrap low pressure sensor for pressurized gas inflators
A low pressure sensing device for sensing pressure changes in a pressurized gas storage bottle of an inflater. At least one wire is wrapped around the vessel to sense the expansion or contraction...
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4255970 |
Barometer mechanism
An improved barometer mechanism is described having a simplified mechanical structure with a high degree of sensitivity. The barometer bellows is partially evacuated of air to a pressure about 10...
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3728898 |
ACTION UNIT FOR MEASURING DEVICES
An action unit for a measuring device such as an aneroid barometer incorporates a U-shaped blade spring one limb of which is fixed to an adjustable support while the other limb, which is longer...
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3631723 |
PRESSURE-RESPONSIVE INSTRUMENT
A motion-transmitting and amplifying mechanism for a pressure-responsive instrument, such as an aneroid barometer, which includes a readily calibrated capsule coupled by a motion-amplifying...
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