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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…
Creator
- Europeana
Type of item
- image
Creator
- Europeana
Type of item
- image
Providing institution
Aggregator
Rights statement for the media in this item (unless otherwise specified)
- http://creativecommons.org/licenses/by-nc-nd/3.0/
- http://creativecommons.org/licenses/by-nc-nd/3.0/
Rights
- http://www.dmg-lib.org/dmglib/main/portal.jsp?mainNaviState=site.oairights
Identifier
- dmg:26394023
- http://www.dmg-lib.org/dmglib/handler?image=26394023
Relations
- Ilmenau University of Technology, Germany
Providing country
- Europe
Collection name
First time published on Europeana
- 2013-11-25T17:55:17.421Z
Last time updated from providing institution
- 2013-11-25T17:55:17.421Z