Image:Gramme Ring - 4 coil.svg
From Wikipedia, the free encyclopedia
Gramme_Ring_-_4_coil.svg (SVG file, nominally 720 × 419 pixels, file size: 54 KB)
| This is a file from the Wikimedia Commons. The description on its description page there is shown below.
|
| Description |
Drawing based on w:Image:Gramme Ring - 4 coil.png. Description from there: A four coil Gramme ring. The coils of A and A' sum together as do the coils of B and B', producing two pulses of power 90 degrees out of phase with each other. When coils A and A' are at maximum output, coils B and B' are at zero output. Public Domain source: * Hawkins Electrical Guide, Volume 1 * Chapter 14: The Dynamo: Current Commutation * Page 177, Figure 185 * Copyright 1917 by Theo. Audel & Co. * Printed in the United States For a list of all these illustrations used in Wikipedia please see the article w:Hawkins Electrical Guide. Scanned by Dale Mahalko, Gilman, WI, USA |
|---|---|
| Source |
self-made |
| Date |
2008-03-31 |
| Author | |
| Permission (Reusing this image) |
|
| Other versions | Original: w:Image:Gramme Ring - 4 coil.png |
 |
This vector image was created with Inkscape. |
File history
Click on a date/time to view the file as it appeared at that time.
| Date/Time | Dimensions | User | Comment | |
|---|---|---|---|---|
| current | 19:30, 31 March 2008 | 720×419 (54 KB) | Borb | (Fixed background.) |
| 19:29, 31 March 2008 | 720×419 (54 KB) | Borb | ({{Information |Description=Drawing based on w:Image:Gramme Ring - 4 coil.png. Description from there: A four coil Gramme ring. The coils of A and A' sum together as do the coils of B and B', producing two pulses of power 90 degrees out of phase with ) |
File links
The following pages on the English Wikipedia link to this file (pages on other projects are not listed):
