File:Bain-clock.jpg

From Wikimedia Commons, the free media repository
Jump to navigation Jump to search

Original file (600 × 1,059 pixels, file size: 308 KB, MIME type: image/jpeg)

Captions

Captions

Add a one-line explanation of what this file represents

Summary

[edit]
Description
Deutsch: Regulator mit elektrischem Antrieb, Alexander Bain, London, um 1845 (Deutsches Uhrenmuseum, Inv. 2004-162)
English: Precision regulator clock with electromagnetically-driven pendulum, by Alexander Bain, London, around 1845 (Deutsches Uhrenmuseum [German clock museum], Inventory No. 2004-162). One of the first electric clocks ever built. The pendulum was kept swinging by pulses of magnetic force from an electromagnet (solenoid) (visible, bottom) near the bob, powered by a battery, and controlled by switch contacts (visible, center) on the pendulum rod.
Date
Source Deutsches Uhrenmuseum
Author Museumsfoto
Permission
(Reusing this file)

Licensing

[edit]
w:en:Creative Commons
attribution
This file is licensed under the Creative Commons Attribution 3.0 Germany license.
You are free:
  • to share – to copy, distribute and transmit the work
  • to remix – to adapt the work
Under the following conditions:
  • attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.

File history

Click on a date/time to view the file as it appeared at that time.

Date/TimeThumbnailDimensionsUserComment
current12:20, 5 October 2011Thumbnail for version as of 12:20, 5 October 2011600 × 1,059 (308 KB)Onnahfarg (talk | contribs)

There are no pages that use this file.

File usage on other wikis

The following other wikis use this file:

Metadata