A nerdy detailed look at the mechanical parts that convey the pattern information from the electronics or punchcard to the carriage of a Brother knitting machine. The main section shows an electronically-patterned machine; the minor differences for punchcards are described near the end.
00:00 Intro
02:14 Leading half of the carriage knits, trailing half sets up for the next row
04:00 The needle retaining spring
05:15 The needle selection plates
09:00 The cams, solenoids and rotary cam levers
13:05 The solenoids in action
14:30 Slo-mo of the cams turning
15:00 The role of the carriage
17:20 Watching the needle selection hooks in motion
18:30 More hooks action
19:15 Recap/summary
19:40 Differences for punchcards
21:40 The End, followed by two more slow-motion clips.