GB204305A - Improvements in or relating to circular knitting machines - Google Patents

Improvements in or relating to circular knitting machines

Info

Publication number
GB204305A
GB204305A GB14920/23A GB1492023A GB204305A GB 204305 A GB204305 A GB 204305A GB 14920/23 A GB14920/23 A GB 14920/23A GB 1492023 A GB1492023 A GB 1492023A GB 204305 A GB204305 A GB 204305A
Authority
GB
United Kingdom
Prior art keywords
bar
cams
plunger
slide
controlled
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB14920/23A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wildman Manufacturing Co
Original Assignee
Wildman Manufacturing Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US589094A external-priority patent/US1525610A/en
Application filed by Wildman Manufacturing Co filed Critical Wildman Manufacturing Co
Publication of GB204305A publication Critical patent/GB204305A/en
Expired legal-status Critical Current

Links

Classifications

    • DTEXTILES; PAPER
    • D04BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04BKNITTING
    • D04B15/00Details of, or auxiliary devices incorporated in, weft knitting machines, restricted to machines of this kind
    • D04B15/38Devices for supplying, feeding, or guiding threads to needles
    • D04B15/54Thread guides
    • D04B15/58Thread guides for circular knitting machines; Thread-changing devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Knitting Machines (AREA)

Abstract

204,305. Wildman Manufacturing Co., (Assignees of Krieble, C. C.). Sept. 19, 1922, [Convention date]. Circular machines; indicating and registering apparatus.-Relates to a two-feeder necktie machine in which the main and supplementary yarn guides, the needle cams and an apparatus for counting the number of articles made are controlled by a jacquard device. The fingers 3 of each group of main yarn guides A, B are pivotally mounted side by side in brackets 5 fixed to the sinker cam ring 6 which is held against rotation by the engagement of a notch therein with a stud 7 extending from a bracket 8. Inclines on a cam plate 19 attached to the rotary sinker bed operate a lifter plate 16 at each feed and cause a plunger 14 to act selectively on push rods 13 mounted to slide in the brackets 5. The fingers 3 are thrown down into feeding position by the action of the push rods and are locked in position by spring catches 20. The plunger 14 is brought under the proper push rod by the horizontal movement under pattern control, of a slide 15 in which the plunger is vertically mounted. Any push rod which may be operated is free to fall down to normal position on the upper surface of the slide 15, as soon as the plunger 14 moves away from its lower end. The plunger is retained in the upper position against the action of a spring 14<1>, Fig. 17 working in a notch 14<a> by a leaf spring 14<x> a detent on which enters the notch 14<a>. This also holds up the lifter plate 16. When the slide 15 is moved from the normal position of rest to operate the yarn fingers, the plunger 14 moves away from the detent and is then depressed with the lifter plate 16 by a spring 14<1>, so as to be operated by the cam 19. The two groups of main yarn guides are controlled by the slides 15, 15<a> from a perforated pattern strip or jacquard device by means of connections 21, 21<a> and levers 22, 22<a> on shafts 23, 23<a>. The lower ends of these levers engage notches in slides 25, 25<a> to each of which are pivoted four pull bars 27 each resting on pins 28 slidably mounted in a carrier bar 29. There are also supplemental yarn guides f, g controlled in a similar manner. The bar 29 is mounted on a rocking frame and is moved towards and away from a perforated endless sheet of flexible material, such as paper, that .passes over a drum 30. When a pin 28 passes through a perforation its pull bar 27 drops on to and engages an oscillating bar 39 which thus operates the slides 15, 15<a>. The bar 39 is stepped as shown so that the slides 15, 15<a> can be moved different distances according to which one of the four bars 27 attached to a slide 25 has engaged the bar 39. The slides 15, 15a are returned to normal position by cam mechanism which also drives the take-up rolls. The stitch cams are adjustable simultaneously to knit slack loops for the neck band and are moved vertically by arms 60<1> bearing on a ratchet ring 61 and mounted on short crank members 60. The ring 61 is racked round at irregular intervals by a slide 65 carrying a pull bar 67 and controlled by the jacquard device. The clearing cams co-operate with trick wheels e in forming the pattern. Normally, only those needles whose butts engage the seats in the trick wheels clear their loops, but the clearing cams can be raised, against spring pressure, to cause all the needles to knit, by pattern controlled ratchet wheels 70'. Pawls 70<11> reciprocated once for each revolution of the machine by cam action rest on star cams 75 and drive the ratchets 70<1> when the positions of the cams 75 permit. These cams are attached to ratchets 75' the movement of which is controlled by pull bars 76<1>. The main yarn guides when lowered to feeding position direct the yarns between or alongside butterfly shaped plates p, Figs. 25 and 26, depending from a bar p<1>, which keep the yarns separated to some extent. When a guide is raised, its yarn is directed by the lower edges of the guards p and by a wire p<2> to the centre of the cylinder. A counter for indicating the number of neckties knitted is operated from a pull bar 84. Specification 195,603 is referred to.
GB14920/23A 1922-09-19 1923-06-07 Improvements in or relating to circular knitting machines Expired GB204305A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US589094A US1525610A (en) 1922-09-19 1922-09-19 Knitting machine
US710627A US1590293A (en) 1922-09-19 1924-05-02 Knitting machine

Publications (1)

Publication Number Publication Date
GB204305A true GB204305A (en) 1924-07-31

Family

ID=27080444

Family Applications (1)

Application Number Title Priority Date Filing Date
GB14920/23A Expired GB204305A (en) 1922-09-19 1923-06-07 Improvements in or relating to circular knitting machines

Country Status (3)

Country Link
US (1) US1590293A (en)
DE (1) DE423818C (en)
GB (1) GB204305A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2539790A (en) * 1950-07-21 1951-01-30 Supreme Knitting Machine Co In Knitting machine with selector wheel nullifying cams

Also Published As

Publication number Publication date
US1590293A (en) 1926-06-29
DE423818C (en) 1926-01-11

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