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WATER-COLUMN BACK-PRESSURE PNEUMATIC GAUGE MECHANISM FOR DIRECT HOLE MEASUREMENT
Compressed air is supplied from the main along pipeline 1 through needle flow-control valve 2, which establishes the working pressure measured by manometer 3. Flow-control valve 2 is adjustable in order to compensate for drops in pressure due to increased air consumption. Entrance nozzle, or restrictor, 5 is taken to correspond to the diameter of the hole to be checked in work 4. The pressure meas…
Créateur
- Europeana
Type d'item
- image
Créateur
- Europeana
Type d'item
- image
Institution partenaire
Agrégateur
Licence du support dans cet enregistrement (sauf indication contraire)
- http://creativecommons.org/licenses/by-nc-nd/3.0/
- http://creativecommons.org/licenses/by-nc-nd/3.0/
Droits
- http://www.dmg-lib.org/dmglib/main/portal.jsp?mainNaviState=site.oairights
Identificateur
- dmg:26394023
- http://www.dmg-lib.org/dmglib/handler?image=26394023
Relations
- Ilmenau University of Technology, Germany
Pays fournisseur
- Europe
Nom de la collection
Première publication sur Europeana
- 2013-11-25T17:55:17.421Z
Dernière mise à jour de l'Institution partenaire
- 2013-11-25T17:55:17.421Z