Science for beginners . 1. Point of shuttle entering loop ofneedle thread. 2. Shuttle in loop of BOBBIN OP UNDEf? 4. Stitch 278.—How a vibrating-shuttle machine forms the knot. 3. Shuttle thread enclosed by needlethread. machine. Figure 277 shows the manner in which the chain-stitch machine forms the stitch. SOME COIDIOX MACHINES 459 Chain-stitch machines are frequently used in factories pro-ducing ready-made garments on account of their greater TWEJiOOlUW

---

Size: 2098px × 1191px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bookcentury1900, bookdecade1920, booksubjectscience, bookyear1921