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RATCHET MECHANISM OF A CHRONOMETRIC TACHOMETER
A chronometric tachometer, which measures the rpm of a shaft during three seconds, incorporates an element of clockwork. When a button (not shown) is pressed, ratchet wheel 1 begins to rotate. Its speed is controlled by balance wheel 2 and double-ended pawl 3. Cam 4, keyed to the shaft of wheel 1, turns through a certain angle and then releases latch 5 for exactly three seconds. As a result, ratch…
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:19446023
- http://www.dmg-lib.org/dmglib/handler?image=19446023
Relations
- Ilmenau University of Technology, Germany
Providing country
- Europe
Collection name
First time published on Europeana
- 2013-11-25T17:36:14.074Z
Last time updated from providing institution
- 2013-11-25T17:36:14.074Z