Monday, June 14, 2021
24-Shaft Four-Color Double Weave Sample Extravaganza Scarf
Monday, December 21, 2020
More Explorations in Extended Parallel Threadings
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First, how to create the design itself? I think I found the original pattern, a twill pattern with elements of a Crackle threading, on Handweaving.net. Can't remember, exactly, because it could also have been on Pinterest. Both are great places to scan weaving drafts for ideas. Here's what the original draft looks like.
As for Rep (below): Well, not so great, but I think it was partly owing to my choice of wefts, where I alternated 20/2 cotton (thin weft) and black rayon chenille (thick weft). I think this sample would have been better if I changed my sett, making it much denser, and chose something thicker and less textured than the chenille for the thicker weft. Nevertheless, I see some potential here!
Tuesday, September 8, 2020
Designing Echo as Double Weave for 16 Shafts
An aside: With double weave, the shafts that are "raised" to weave the bottom layer are actually being lowered from the perspective of the bottom layer, because the bottom layer is weaving upside down (from the weaver's perspective). It's helpful to think of the tieup for the bottom layer as a sort of photo negative, where up is down (black is white) and down is up (white is black).
Note that the second half of the tieup for both layers is totally blank. That's where Stubenitsky's ratio comes in. For this, I tried a tieup with a ratio of 4:4, meaning that, in the second half of the treadling above the ground tieup, 4 shafts are raised and 4 shafts are down in an ascending order for both layers (top and bottom layers, on odd and even-numbered treadles).
Here's how that 4:4 ratio looks.
Next I created a tieup with a 5 to 3 ratio, which looks like this.
Monday, February 10, 2020
Jin Is a Tonic
Actually, you can't weave true tabby when you're weaving Jin on an Echo threading. It's more of a half-basket weave, but anyhow....
This post talks about the rewards of Jin, also known as Turned Taqueté, and why it's such a popular structure to weave with, especially when it's woven on an Echo threading.
[First, however, a few credits to share. Kathi Grupp, advertising and marketing manager for the Handweavers Guild of America, deserves applause for starting the meme above, because she was the one who came up with it during a workshop I taught in Atlanta. Thank you, Kathi!
And, since we're talking about Echo and Jin, let's extend thanks also to Marian Stubenitsky, Bonnie Inouye and Margaret Coe, all of whom have made enormous contributions to the storehouse of knowledge in this area -- ever since Alice Schlein first introduced and named the design known as Echo in Weaver's magazine back in the 1990s. To be clear, Jin is an ancient structure, dating back thousands of years, as discussed by Becker in his seminal book, Pattern and Loom. But right now I'm focusing on the gorgeous waving multicolored designs that weavers are creating today.]
So, in Atlanta with Kathi Grupp and members of the Chattahoochee Handweavers Guild, we were discussing the popular weave structure known as Jin and how it solves all kinds of float problems when you want to design a viable fabric on an Echo threading.
Let's start with Echo, because that's the threading many folks use in designing Jin. Working with weaving software to design an Echo pattern, often you'll "test" your design with an ascending twill tieup, where half of the shafts are down and half are raised (meaning that when any warp thread in the design is up, its parallel will be down). Your pattern will show on either side, but in different colors. Brilliant! So many weavers love Echo designs, because they offer lots of freedom in creating curves.
Sometimes the test tieup for Echo works beautifully, depending on the threading. But, more often than not, it creates lots of long floats. Like this:
Bonnie Inouye's rule of thumb is that, when you're weaving Echo, you don't want warp floats that are longer than 5 picks (or weft floats that are wider than 5 warp ends). So this design fails by that standard.
What to do? Keep calm and add tabby -- to weave Jin -- which, by definition, will never give you warp floats of more than 3 picks. For that reason alone, Jin is a tonic. Plus, with two or three or four colors in the warp (using an extended parallel threading) and with the right color in the weft, you'll often get iridescence and, sometimes, new and unpredictable colors that are created by combinations of your basic colors in the warp and weft.
Further, I like to say that Jin is a very tidy structure, because of the uniformity of the 3-pick-long warp floats.
Another way to deal with the warp floats in an Echo design, rather than weaving Jin, is to break up the tieup. (I sometimes jokingly say that we are "tabbifying" the tieup, which is another way to "Keep Calm and Add Tabby.")
Friday, August 16, 2019
The Story of a Scarf
I'll start with the basics: This is a 12-shaft weave, using three hand-painted warps in 60/2 reeled silk, at a sett of 60 epi, using an extended parallel threading, with a 120/2 spun silk weft.
Oh and it's not quite finished (what you don't see in the photo is the unplied fringe on the back of the mannikin).
I call this design "Pagoda" because the pattern looks like the multi-tiered roof of a Buddhist temple. See the the cascading pattern in the middle of the photo? And the colors remind me of Asian silk fabrics. Plus the cultivation of silk itself originated in China.
The story behind this piece is that it wasn't really planned at all!
It simply started with the yarn, which was undyed reeled silk from Habu. I purchased it for a bargain price when our guild was selling the yarns and equipment of a good friend, the late, abundantly creative Joy Duskin. I didn't even realize it was reeled silk -- which means silk that is thrown (or wound) straight from the cocoon, the most treasured silk of all. (Most of us purchase and weave with spun silk, which comes from incomplete pieces of the silk filaments and is less sleek and durable.)
I had never woven with reeled silk -- and this was in the gum, to boot! ("In the gum" means that the sericin from the silkworm's spit, which helps maintain the structure of the cocoon, has not been removed, so that the silk is stiff and has a matte finish. Silk can't be dyed in the gum. Also, removing the gum improves the luster, hand, and texture of the silk.)
The yarn sat in my sewing room for at least a year -- until I got together with two friends, Molly McLaughlin and Deb Kaplan. They both know lots about silk and Deb patiently showed me how to de-gum my skeins in hot water and soda ash.
This story is getting way too long, so let's cut to the dyeing: I wound two warps and hand-painted them with MX fiber-reactive dyes in two different colorways -- and THEN decided that they were too close in their hues. So I hand-painted a third warp. That's why you see a band of color in the center of the photo and different-colored bands on either selvage. I was planning an Echo design, which is typically threaded color A, color B, color A, color B, etc. For this scarf, using three hand-painted warps, the threading was A-B-A-B for about 4 inches, then A-C-A-C for about eight inches, then back to A-B-A-B for the last four inches.
Below is my design line, which I created on 8 shafts instead of 12, which left room to create a parallel threading 6 ends above the original design line. I chose not to put this on a network, just to see what happened.
In Fiberworks, here are the steps involved.
1) I expanded the number of shafts to 12 by going into the dropdown menu labeled "Tieup," clicking on "Shafts and Treadles," and increasing the number of treadles to 12.
2) Next, I clicked on the "Warp" dropdown menu, then clicked on "Parallel Repeat." I left the box checked that says "Add Shafts Above" (because I already created 12 shafts to work with), then I clicked on "Shafts shift by 6," and then clicked "Apply."
Next I created a classic Echo (also used for Rep) tieup, which is an ascending twill tieup with half the shafts up and half the shafts down, like so:
And then I created an advancing point-twill treadling, but that was all long warp floats and definitely unweavable.
Still, it was easy to solve, just by adding a parallel treadling. Using Fiberworks, this was done by clicking on the "Treadling" dropdown menu, clicking on the command that says "Extended Parallel," then putting the number "5" in the box labeled "Treadles Shift By," and then clicking on "Apply." (I shifted by 5 treadles instead of 6 as I had in the threading because I wanted to use only 10 treadles. So I divided 10 by 2 to get the correct parallel for the tieup.) This is the way Rep is treadled, on an extended parallel treadling. But the scarf isn't traditional Rep Weave, because I use only one weft yarn rather than the two (one thick, one thin) that characterize Rep.
And one more view...
















































