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Application filed by John DewrancefiledCriticalJohn Dewrance
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Publication of AT48190BpublicationCriticalpatent/AT48190B/en
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Claims (1)
PATENT-ANSPRUCH :
Vorrichtung zum Bestimmen von Drücken mittels eines Bourdon'schen Manometers, dadurch gekennzeichnet, dass eine dauernd luftleer gehaltene Bourdon'sche Röhrenfeder zusammen mit dem Zeiger und den Bewegungseinrichtungen in eine Kammer eingeschlossen ist, die gegen die Aussenluft luftdicht abgeschlossen ist, aber mit dem Gefäss in Verbindung steht, in dem der Druck bestimmt werden soll.
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PATENT CLAIM:
Device for determining pressures by means of a Bourdon manometer, characterized in that a Bourdon tube spring, which is kept permanently evacuated, is enclosed together with the pointer and the movement devices in a chamber which is hermetically sealed from the outside air, but with the vessel in Connection in which the pressure is to be determined.
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AT48190D1910-05-251910-05-25
Device for determining pressures using a Bourdon manometer.
AT48190B
(en)