Editing Loom (section)

===Rotating-hook heddles===
{{main|Darning loom}}
[[File:Spede+Weve+Miniature+Loom+Model+1+Instructions (cropped to illustration).jpg|thumb|alt=A tiny loom with a heddle made of rotating hooks.|Darning loom with hook heddle]]
There are heddles made of flip-flopping rotating hooks, which raise and lower the warp, creating [[shed (weaving)|sheds]]. The hooks, when vertical, have the weft threads looped around them horizontally. If the hooks are flopped over on side or another, the loop of weft twists, raising one or the other side of the loop, which creates the [[shed (weaving)|shed]] and countershed.<ref>{{cite web |title=Darning Mini Wooden Loom Machine |url=https://www.miupie.com/Darning-Mini-Wooden-Loom-Machine-p3176174.html |website=Miupie |language=en}} (commercial site, but with animation showing how it works), {{cite web |last1=Morley |first1=Jasmin |title=Darning Loom Instructions |url=https://purlandfriends.com/blogs/news/darning-loom-instructions |website=Purl and Friends |access-date=7 January 2023 |date=8 September 2022}}, {{cite web |first1=Allison |last1=[not given] |title=Darning loom |url=https://ontheneedles.com/tag/darning-loom/ |website=On the Needles |date=27 December 2021 |access-date=7 January 2023 |language=en}}, {{cite web |title=How To Use A 1940s "Speed weve" Darner [repost of original 1940s instruction manual]|url=https://ragandmagpie.co.uk/blog/how-to-use-a-1940s-speede-weve |website=Rag & Magpie |date=16 April 2014 |access-date=9 December 2022}}</ref>
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