The broken line portion of the figure drawings is included to show unclaimed subject matter only and forms no part of the claimed design.
The broken line portion of the figure drawings is included to show unclaimed subject matter only and forms no part of the claimed design.
| Number | Date | Country | Kind |
|---|---|---|---|
| 001448724-0001 | Apr 2016 | EM | regional |
| Number | Name | Date | Kind |
|---|---|---|---|
| 1720413 | Greenwood | Jul 1929 | A |
| 4005297 | Cleaveland | Jan 1977 | A |
| 4692577 | Swanson | Sep 1987 | A |
| D567755 | Heinzig | Apr 2008 | S |
| D567757 | Hammer | Apr 2008 | S |
| 8278582 | Tu | Oct 2012 | B2 |
| 9384923 | Matuszak | Jul 2016 | B1 |
| 9767978 | Brandt | Sep 2017 | B1 |
| 9793701 | Springborn | Oct 2017 | B2 |
| 20030006334 | Hoffmann | Jan 2003 | A1 |
| 20090255905 | Lee | Oct 2009 | A1 |
| 20150109087 | Golner | Apr 2015 | A1 |
| Entry |
|---|
| 800-kV converter transformer, posted at Siemens.com, posted on Oct. 1, 2008. online, site visited Oct. 24, 2017. Available from Internet: https://www.siemens.com/press/en/pressrelease/?press=/en/pressrelease/2008/power_transmission/ept200810001.htm. |
| A single-phase three-winding converter transformer, posted at En.Wikipedia.org, posted on May 1, 2002. online, site visited Oct. 24, 2017. Available from Internet: https://en.wikipedia.org/wiki/High-voltage_direct_current#/media/File:Transformateur_du_complexe_La_Grande.jpg. |
| Power Transformer Drying, posted at Youtube.com, posted on Jun. 3, 2013. online, site visited Oct. 24, 2017. Available from internet: https://www.youtube.com/watch?v=6LLVWzh47CY. |