US2155145A - Knitting machinery - Google Patents

Knitting machinery Download PDF

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US2155145A
US2155145A US110539A US11053936A US2155145A US 2155145 A US2155145 A US 2155145A US 110539 A US110539 A US 110539A US 11053936 A US11053936 A US 11053936A US 2155145 A US2155145 A US 2155145A
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knitting
needles
elements
warp
axis
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Morton James
Hannay Robert Stewart Erskine
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F N F Ltd
FNF Ltd
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FNF Ltd
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    • D—TEXTILES; PAPER
    • D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
    • D04B—KNITTING
    • D04B27/00—Details of, or auxiliary devices incorporated in, warp knitting machines, restricted to machines of this kind
    • D04B27/10—Devices for supplying, feeding, or guiding threads to needles
    • D04B27/24—Thread guide bar assemblies
    • D04B27/26—Shogging devices therefor
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
    • Y02P70/62—Manufacturing or production processes characterised by the final manufactured product related technologies for production or treatment of textile or flexible materials or products thereof, including footwear

Definitions

  • This invention relates to warp knitting machines and the invention aims at providing warp knitting machines in which the construction and arrangement of the mechanical parts which take part in the knitting operation is such that these parts may be operated at a much higherspeed than heretofore, while they perform their various functions with -accuracy and precision.
  • the invention therefore, aims at providing knitting machines which are capable of lproducing good quality knitted fabrics very rapidly and cheaply.
  • Warp knitting machines having bearded needles it has been proposed to arrange all the elements which actually perform the knitting opl5 eration, namely, the knitting needles or hooks, the Warp guides, the sinkers and the presser bars, to oscillate in timed relationship about centres.
  • 'I'hese knitting elements are usually mounted in heavy metal supports carried in sets by' heavy longitudinal bars supported by arms arranged to be rocked to and fro about pivotal axes.
  • the bar carry these are arranged to have an endwise patterning or shoggin reciprocatory motion im parted to them so that the warp guides are moved to and fro laterally as well as being oscillated in planes at' right angles to the direction in which the patterning motion takes place.
  • one object of the inven'tion consists in a warp knitting machine comprising a plurality of elements arranged, when the machine is working, to take part in the knitting of a plurality of warps into fabric at points 10 approximately located at a knitting centre constituted by an imaginary fixed line, supporting means for said elements arranged to allow said elements to be oscillated about axes grouped closely around said knitting centre, and means for oscillating said elements about said axes.
  • said ele- 'ments being arranged to act on the warps at points neartheir ends which are oscillated in arcs of short radii whereby the dynamic forces due to the oscillation of said elements are lessened 20 to such an extent as to facilitate the rapid operation of the machine.
  • the invention is particularly applicable to warp knitting machines in which the' knitting operation is perfumed by elements including knitting needles and tongues, the latter being separate from the needles and arranged to co-operate with the needles in the drawing of loops in the warps and in the casting off of loops from the needles.
  • the tongues and needles are arranged to be oscillated independently in timed'relationship.
  • another object, of the invention is a warp knitting machine comprising a plurality of elements arranged, when the machine is working, to take part in the knitting of a plurality of.
  • 'Ihe present invention employs means consisting of multieccentric mechanism as a substitute for cams and which enables the necessary movements to be imparted to some of the knitting elements without shock and with more .precision and reliability than would be the case if cams were used.
  • means consisting of multieccentric mechanism as a substitute for cams and which enables the necessary movements to be imparted to some of the knitting elements without shock and with more .precision and reliability than would be the case if cams were used.
  • a warp knitting machine for knitting a plurality of warps into fabric, comprising a plurality of elements arranged to act on the warps and thereby take part in the knitting'process, supporting means for said elements arranged to allow said elements to be oscillated about an axis, two eccentrics, means for rotating said eccentrics in timed relationship at different speeds, two members operatively associated respectively with said eccentrics to be oscillated by said eccentrics, and link mechanism interconnecting said two members and operatively associated with said elements whereby, said elements are oscillated about said axis, the oscillation of said elements being a resultant of the oscillations of said two members.
  • 'I'he multi-eccentric mechanism may very conveniently -be applied to the operation of the warp guides in a. knitting machine.
  • a warp knitting machine may incorporate one or more guide bars to each of which a plurality of warp guides are attached. Hitherto these assemblies, including guide bars and associated warp guides, have been one of the factors tending to limit the speed of operation of the machines vto which they are tted.
  • the present invention aims at providing .guide bar assemblies which are not subject to such ⁇ dynamic forces that their speed of operation must'be unduly limited.
  • yet anotherobject of the invention is a warp knitting machine arranged to knit warps at points approximately located at a knitting centre conn xed line, the machine comprising in combination a guide bar, a plurality of warp guides, each attached to said guide baratoneendand an'angedtoaetonawarpat the other end, a cantilever guide bar support pro- ⁇ jecting towards said knitting centre and arranged to allow said guide bar to be reciprocated longitudinally and oscillated about an axis.
  • Figure 1 is a sectional elevation of the knitting elements of a warp knitting machine and the supports of said element
  • Figure 7 is a sectional elevation of mechanism for rocking a Warp guide bar, the section being approximately on the vline VlI-VII of Figure 3;
  • Figure 8 is a sectional'elevation showing more fully sinker-operating mechanism already shown partially in Figure l; n
  • Figure 9 is an enlarged view of a sinker
  • Figure l0 is a diagrammatic view of a modified form of mechanism for rocking the warp guide bars
  • FIG. 11 is an elevation of a modied form of sinker and associated mechanism
  • Figure 12 is a fragmentary view showing another modiiied form of sinker and co-operating parts:
  • Figure 13 is a sectional view of a modified form of arcuate knitting needle, the co-operating tongue and sinker also being shown;
  • Figure 14 is adetail sectional view, drawn to an enlarged scale, of the needle hook and tongue tip
  • Figure 15 is a view corresponding to Figure 13 but showing a modified form of sinker and its supporting parts.
  • the knitting elements therein shown consist of hook needles a, co-operating tongues b, sinkers c and two warp guides d.
  • Each of these elements constitutes one of a long series carried by a bar, the needle bar being denoted by 20, the tongue bar by 2
  • Each series is composed of groups, or "sections", of elements embedded in blocks removably attached side by side to the respective bar, a needle block being denoted by 24, a tongue block by 25, a sinker block by 26 and guide blocks by 21.
  • the manner in which the guide blocks are arranged side by side along a warp guide bar 23 is shown in Figure 3.
  • the various blocks are being a section on the line V-V of Figure 2 and Figure' being a section preferably made of light-weight mouldable material; for example, a synthetic resin such as or other light-weight organic plastic material, or alternatively' a light-weight "fusible alloy.
  • oscillation which the needles and their f tongues oscillate is approximately only two-anda-quarter inches, and the radius of the arc of theguides is or can be made nearly the same, being only slightly greater in the example.
  • the radius of the circle '-e is approximately four-,anda-quarter inches. It will be Seen that the knitting centre is approximately midway between the sinkers axis of oscillation and the warp guides' axes of oscillation.
  • the axis of oscillation of the sinkers is located outside the arc of movement of the needles yet c1ose ⁇ to the knitting centre, but it may be located Within the arc of movement of the needles and nearer the knitting centre in the manner shown in Figure 11. 1
  • thel needle bar is carried by several short arms 28, of which one is shown and these arms, which are suitably spaced apart, are adapted to oscillate about the axis of a supporting shaft 29 arranged, as shown, close to and directly below the knitting centre.
  • the tongues b the, tongue bar 2i is carried by several short arms 30, of which one is shown, and these arms which are likewise spaced apart are also adapted to oscillate about the axis of the shaft 29.
  • Each tongue is slidably guided in a groove inthe arcuate .shank of they associated knitting needle.
  • the sinker bar 22 is carried by several short arms 3l, spaced apart, of which one is shown, and these arms are secured to a rock f shaft 32, arranged close to the knitting centre and about whose axis they are adapted to oscillate.
  • the warp guides d they are secured in their guide blocks 21 which are attached to the guide bars 23 and each guide bar 23 has. its own combined pivotal and slidable mounting embodying journals carried in one of two normally stationary and superposed 1ongitudinal casings 33, 34.
  • the casings are arranged to project forward towards the knitting centre and support the pivotal mountings of the guide bars in close proximity to the lguides so that the guides can oscillate at short radii with their axes Aoi! oscillation close to the knitting centre.
  • Warp threads f are led through the upper and l lower guides d and looped round the hooks of the knitting needles a.
  • the tongues b co-operatewith the hooks to cast olf the loops from the needles and thus form stitches
  • the sinkers serve to control the formation and length of the stitches
  • the warp guides serve to lap the threads f round the preferably made of self-lubricating material secured (for example, by screws) in pairs to the respective thin fiat bar 23.
  • the segmental members composing each pair are arranged at opposite sides of the respective bar (see Figure 2) and their surfaces together present portions of the surface of a cylinder.
  • Each warp guide bar is of comparatively narrow rectangular cross-section, and may be made of a light strong metal or alloy or of metal-reinforced organic plastic material.
  • the self-lubricating material of which the segmental members 35 are preferably made may be a metal or alloy impregnated with oil or graphite or a light-weight organic plastic material incorporating graphite.
  • each pair of arms extends from a boss 46 secured to the respective rock-shaft.
  • Distance-pieces 41 are provided on each rock-shaft between the bearing bushes 44 and the bosses 46 and also between successive bushes 44 ( Figure 3).
  • Each pair of arms 45 ⁇ is connected to one of a plurality of spaced eye-pieces 48 on the respective guide bar 23 by an eccentric device, which consists of an eccentric 49 with end trunnions 50 ,( Figures 5 and 6), the eccentric being a neat turning and sliding ⁇ fit in extensions 5i rigidly bolted and pinned to the arms 45.
  • the arrangement is such that, when the rock-shafts 42, 43 areturned in their bearings, the guide bars 23 are also forced to'turn in their bearings, the rocking forcei being transmitted through the eccentric devices 49, 50 which turns relatively to both the eye pieces 48 and the arm-extensions 5i ⁇ to compensate for variations in the distance between these parts.
  • the two warp guide bars-described and illustrated are each rockable relatively to the other with the journals 35 arranged at intervals valong the middle of the bar itself, the axis of said journals extending through the body of the bar; that rocking forces are applied to each of the guide bars at intervals throughout its lengthiand that the bearings in which the journals 35 turn constitute also the guideways along which the shogging movements of the bars take place.
  • Each of lthe rock-shafts 42,V 43A has its own mechanism for rocking it, the mechanism for the respective shafts being substantially similar and being enclosed in casings 52, 53 at opposite sides of the machine ( Figure 3).
  • the rocking-mechanism of the upper rock-shaft 42 is shown in Figure 7, such mechanism involving the use of two eccentrics.
  • eccentrics 54,55 are keyed to parallel shafts 56, 51.
  • the eccentric-carrying shafts 56,'51 are driven from the shaft 56 through pairs of gearwheels 56, 66 and 6
  • the wheels 59 and 66 have the same number of teeth and the wheel 6
  • the shaft 56 is a section of the machines main-shaft, which is shown also in Figure 1, being indicated therein by 66. 'I'he ends of the respective eccentric rods 63, 64 are coupled together by a floating link 65, and this linkgis coupled between its ends to a lever 66 having a stationary fulcrum 61.
  • the lever 66 is connected at opposite ends by links 66 to a lever 69 secured to a shaft 16 sleeving the rock-shaft and detachably coupled thereto by a coupling 16a ( Figure 3).
  • the guide bars derive their shogging motions from pattern cams secured one above the other to arotary cam shaft.
  • the cam shaft is denoted by 12 and one of the pattern cams by 13.
  • the cam follower consists of a roller 14 on a lever 15 which is attached by an adjustable link 16 to the adjacent end of the respective guide bar. 'I'he roller is maintained against the cam by a strong tension spring 15l acting on the lever 1 5 against the pull of a steadying tension spring 11 acting on the far end of the guide bar.
  • the aforesaid provision includes a handle 18 ( Figures 1, 3 and 4) which can be turned rearwardly and downwardly'until it has displaced and has become locked by a self-locking manually releasable catch 161 which is pivotally mounted on a plate 162 on the adjacent bracket 4
  • the handle 16 is shown locked by the catch 161.
  • the coupling 16a between the shafts 42 and 16 is manually detached.
  • the uppercasing 33 is fastened to the lower casing 34 by means of a screwed clamping pin 16 (Figure l) adapted to be passedinto a slot 161 ( Figure 3) in the upper casing and screwed into the lower casing.
  • the needle bar 26 receives its oscillatory m'o-f vsimilar levers arranged at intervals along the shaft 26. correspondingly, the tongue bar 2
  • the needle-operating eccentrics are set in advance of the tongue-operating eccentrics at an angle of 261/2", which has been found to ensure accurate cooperation between each needle-hook and tongue.
  • the rock-shaft 32 supporting the sinker-bar 22 and series of sinkers c thereon receives-its rocking motion from two or more similar cams spaced apart along and keyed to the rotary shaft 66, one of these cams being shown in Figure 8 and being indicated by 66.
  • Each cam has for its follower a roller 61 on a lever-arm 66 clamped rigidly to the rock-shaftA 32, there being the same number of lever-arms as cams.
  • the arm 66 is maintained in contact with the cam by a spring 66, and a stationary but adjustable stop 66 serves to prevent vibration between the cam and roller when the latter is riding upon the inactive portion of the cam face.
  • the sinkers c consist of a series of inter-needle blades respectively presenting active fabricengaging edges 9
  • each sinker emerge into one another in the form of a recess 63, at one side of which is the main body of the sinker and at the other side a projection 64 extending approximately parallel to said body.
  • the recess may be utilised for the introduction of the Wefts b to be bound into, the body of the fabric.
  • the sinkers are adjustable relatively to the knitting centre by moving the shaft 32 and its bearing'brackets 96a by means of screws 65h, which are screwed through fixed lugs 65o on the caps ⁇ of the bearings 66a of shaft 66.
  • the adjustable bearing brackets a. have feathers 65d j movable on fixed guides 95e on the caps of the bearings 66a and are clamped in position by screws 65f each passing through a slot in its brackets 95a.
  • the arms 66 can also be adjusted angularly o'n the shaft 32 owing to provision of the clamping device 66 (see also Figure 8). This has the effect of adjusting the positions ofI the sinkers about the axis of the shaft 32.
  • cam mechanism for example, mechanism including cam-followers maintained by springs against the cams, or alternatively mechanism including cam-followers actuated by cams and countercams.
  • cam mechanism can be adopted; for example, mechanism including cam-followers maintained by springs against the cams, or alternatively mechanism including cam-followers actuated by cams and countercams.
  • other multi-eccentric arrangements can be adopted; for example, a triple-eccentric arrangement such as shown in Figure 10.
  • the arrangement therein shown differs from that according to Figure '1 mainly in that a third eccentric is provided on a shaft
  • 03 are rotated through gearing at speeds bearing the ratio 3:2:1.
  • 00 is coupled by a second floating link
  • the sinkers c1 stand erect in series positions of which are controlled by adjustable eccentricsgl24, the rods
  • the sinker bar has pin-and-slot connections
  • 28 may also carry levers like the levers 28 and 30 ( Figure 1) supporting the needles and tongues.
  • a series of stationary inter-needle trick" blades a' are provided, these being especially suitable in a machine adapted to knit fabrics incorporating stuffer warps; and, a series of sinkers c?, preferably recessed, are provided to oscillate 1n pin-and-fork or .pin-and-slot connections.
  • trick blades such as aforesaid are embedded (like the other knitting elements) in blocks secured' side-by-side along a bar.
  • One of these blocks is denoted by
  • the bar has a stationary support
  • FIG. 13 and 14 an alternative form is illustrated in Figures 13 and 14.
  • the needle a1 has a hook which is downturned to face the axis of oscillation; and the tongue b1 passes from its oscillatory bar through an opening a2 in the needle shank, the tongue being slidable near its endalong the arcuate inner portion of the needle.
  • the form of the sinker C3 has been modified as shown to suit the action of the needle and the changed direction in which the fabric g is led away from the knitting zone.
  • the sinker C3 is supported and oscillated in similar manner to the sinker C according to Figure 1.
  • the knitting needles are preferably arcuate and are arranged to co-operate with independently operated tongues, yet, the same principle may be applied to latch or bearded needles and the needles may or may not be arcuate.
  • two or more bars may have their bearings in a single casing and may have operative connections with a single rock shaft.
  • the operative connections, lwhether between a rock-shaft and a. single bar or a rock-shaft and two or more bars can involve the use of cams. Where there are two or more rock-shafts, these can be driven in common by the same actuating mechanism.
  • K'I'he casing constituting a supporting bearing for a guide bar, or guide bars may be madel as a receptacle for lubricant, in which event some form of'seal would be lprovided between adjacent segmental members to prevent egress of the lubricant.
  • absorbent material such as felt or cotton could be packed into the spaces between adjacent segmental members, and such material would serve to lubricate the bearing surfaces lcomprising a row of knitting needles arranged to draw loops in the warps, a row of tongues arranged to take part in the casting ofi of loops from said needles, a row oi warp guides arranged to lap the warps over said needles, thereby enabling said needles to draw the loops, and a row of sinkers arranged to covere the lengths of the loops drawn by the needles, a plurality of long, thin bars allocated respectively to said rows of knitting elements and each carrying one row of v said knitting elements parallel to said knitting centre, pivotal supporting means for each of said bars distributed along the length thereof to hold same against deflection while ⁇ permitting pivotal movement about a fixed axis parallel to and close to said-knitting centre and means for oscillating said bars about their respective axes, said elements being arranged to act on the warps at points near
  • a warp knitting machine in combination a plurality of elements arranged, when the machine is working, to take part in the knitting of a plurality of warps into fabric at points approximately located at a knitting centre constituted by an imaginary .fixed line, said elements comprising Ia row of needles for drawing s loops in the warps, a row of tongues for taking part in the Vcastinglod oi' the loops from the needles,'a row of warp guides for lapping the warps over the needles so thatV the latter can draw the loops, and -a row of sinkers for dening the lengths of the loops drawn by the needles, supporting means for said needles, supporting means for said tongues, said-two supporting means being arranged to allow said needles and said tongues to be oscillated independently about a common axis in close proximity to said needles and tongues, ⁇ supporting means forsaid warp guides arranged to allow said warp guides to be oscillated about an axis remote from said firstmenti
  • weight carrying its respective row of knitting ele-- ments, and pivotallymounted elements supporting the bar at points distributed along the length thereof to hold it against deflection.
  • a warp knitting machine in combination a plurality oi' elements arranged, when the machine is working, to take part in the knitting of a plurality oi.' warps into fabric at points approximately located at a knitting centre constituted by an imaginary xed line, said elements comprising a row -of needles for drawing loops in the warps, a row of tongues for talnng part in the casting oi of the loops from the needles, a row of warp guides for lapping the warps over the needles so that the latter can draw the loops, and a row of sinkers for defining the lengths of the loops drawn by the needles, two supporting means associated respectively with said needles and said tongues and arranged to allow said needles and said tongues to be oscillated about a common axis in close proximity to said knitting centre, supporting means for said warp guides arranged to allow said warp guides, to be oscillated about anL axis remote from said first-mentioned axi
  • each of said supporting means comprising along, thin bar, carrying its respective row of knitting elements, and pivotally mounted elements. supporting the bar at ,points distributed along the length thereof to hold it against deflection.
  • a warp knitting machine in combination a plurality of elements arranged, when'the machine is working, to take part in the knitting o f a. plurality of warps into fabric at points approximately located at a knitting centreconstituted by an imaginary fixed line, said elements comprising a row of needles for drawing loops in the warps, a row of tongues for taking part in the casting oft of the loops from the needles, a row of warp guides for lapping the warps over the needles so that the latter can draw the loops, and a row of sinkers for dening the lengths of the loops drawn by the needles, two supporting means respectively forsaid needles and said tongues arranged to allow said needles and said tongues to be oscillated about a common axis in close proximity to said knitting centre, supporting means for said warp guides arranged to allow said warp guides to be oscillated about an axis remote from said first-mentioned axis and in close proximity to said knitting centre, and supporting means for said sinkers
  • a plurality of elements arranged, when the machine is working, to take part in the knitting of a plurality of warps into fabric at points approximately located at a knitting centre l,constituted by an imaginary ilxed line, said elements comprising a plurality of knitting needles for drawing loops in the warps and a plurality of warp guides for lapping the warps over theneedles to enable the loops t'o be drawn, supporting means for said needles including a bar, carrying said needles, and pivotally mounted elements holding said bar against deection and arranged to allow said needles to be oscillated about an axis located in close proximity to said knitting centre, al guide bar to which said WaIIP guides are attached, supporting means for said guide bar arranged to hold said guide bar against deflection while allowing said guide bar to be reciprocated longitudinally and to be oscillated about an axis extending along said guide bar in closeproximity to said knitting centre, means for oscillating said needles about said first
  • a plurality of elements arranged, when the machine is working, to take part in the knitting of a plurality of warps into fabric at points approximately located at a knitting centre constituted by a fixed imaginary line, said elements comprising a plurality of knitting needles for drawing loops in-the warps and a plurality of warp guides for lapping the warps over the needles to enable the loops to' be drawn, supporting means for said needles arranged to -allow said needles to be oscillated about an axis located in lclose proximity tol said knitting centre, means for oscillating said needles about said' axis, a guide bar to which said warp guides are attached, journal members mounted on said guide bar, a supporting structure for said guide bar, said supporting structure being formed with jourv nalbearings embracing said journal members and aranged to allow said guide bar to be reciprocated longitudinally and oscillated about the axis of said journal members, and eccentric and eccentric-rod gear operative to impart os' cillatory
  • a warp knitting machine for knitting a plurality oi warps into fabric
  • a plurality of elements arranged to act on the warps and thereby take part in the knitting process
  • supporting means for 'said elements arranged to allow said elements to be oscillated about an axis
  • a, plurality of eccentrics means for rotating said eccentrics in timed relationship at different speeds
  • members operatively associated respectively with said eccentrics to be oscillated the warps, thereby taking partin the knitting process a guide bar to .which said" Warp guides are attached, supporting.
  • a warp knitting machine in combination a plurality of elements arranged, when the machine is working, to take part in the knitting of a plurality of warps into fabric at points approximat'ely located at a knitting centre constituted by an imaginary fixed line, said velements comprising a plurality of knitting needles for drawing loops in the warps and a plurality of warp guides for lapping the warps over the needles to enable the loops to be drawn, supporting means for said needles arranged to allow said needles to be oscillated about an axis located in close proximity to said knitting centre, means for oscillating said needles about said axis, aguide bar, each warp guide being attached at one end to said guide bar and arranged to act at its other end on a, warp, supporting means for said guide vguide bar is oscillated about said second-mentioned axis by said rock shaft when the latter is oscillated.
  • a plurality of elements arranged, when the machine is working, to take part in the knitting of a plurality of warps into fabric at points approximately located at a knitting centre con' stituted by an imaginary fixed line
  • saidr elements comprising La plurality of knitting needles arranged to draw loops in the warps, a plurality of tongues arranged to take part in the casting off of loops from said needles, a plurality of warp guides arranged to lap the warps over said needles, thereby enabling said needles to draw the loops, a plurality of sinkers, supporting means for said elements arranged to allow said elements to be oscillated about axes grouped closely around saidvknitting centre, means for oscillating said elements about said axes and a plurality of fixed trick blades serving in co-operation with said sinkers torestrain movement of the loops with the needles when the latter are oscillated, said elements being'arranged to act upon Xthe warps at
  • a plurality cf elements arranged, when the machine is working, to take part in the knitting of afpluraliny of warps into fabric at points approximately located at a'knitting centre constituted by an imaginary fixed line, said elements comprising a plurality of sinkers, at least twice'as many needles as there are sinkers, as many tongues as there'are needles and a plurality of warp guides supporting means for said elements arranged to allow said elements to be ⁇ oscillated about axes grouped closely around said knitting centre, means for oscillating said'elements about said axes, and as many fixed trick blades as there are needles, said needles being arranged to draw loops in the warps, said tongues being arranged to take part in the casting off of the loops from said needles, said warp guides being arranged to lap the warps over said needles, thereby enabling said needles to draw the loops and said trick blades being arranged to co-
  • a warp knittingmachine in combination a plurality of elements arranged, when the machine is working, to take partin the knitting of a plurality of warps into fabric at points approximately located at a knitting centre constituted by an imaginary ilxed line, said elements comprising a plurality of knitting needles arranged to' draw loops in the warps and a plurality of sinkers arranged to ,define the length of the loops drawn by the needles, supporting means for said needles arranged to allowzsaid needles to be oscillated about an axis, a shaft to which said sinkers are attached, supporting means for said shaft arranged to allow said shaft to be oscillated about an aids parallel to said first-mentioned axis, adjusting means for said second-mentioned supporting means through the medium of which the position of said shaft relatively to said knitting centre may be adjusted within a predetermined range, and means for oscillating said shaft about said secondd'mentioned axis, said last mentioned means including a plurality of
  • a warp knitting machine in combination a plurality of elements arranged, when the machine is working, to take part in the knitting of a plurality of warps into fabric at points approxmately located ata knitting centre constituted by an imaginary ilxed line, said elements comprising a plurality of arcuate knitting needles formed with hooks having their tips disposed on the inner arcuate sides of said needles, and a plurality of arcuate ytongues having their operative ends disposed respectively on the inner arcuate sides of said knitting needles, supporting means for said knitting needles attached to the latter at their ends remote from the hooks and arranged to permit said knitting needles to be oscillated about an axis located in the vicin-l 14.
  • a warp knitting machine in combination a plurality of arcuate needles formed -with openings intermediate their ends and with hooks having their tips disposed on the'inner arcuate ,sides of said needles, supporting means for said vneedles arranged to allow said needles to be oscillated about a common axis disposed remotely from said needles and on the inner arcuate sides and said needles about said axis in timed relationship.
  • a warp knitting machine the vcombination of a plurality of hook needles mounted for oscillation about an axis parallel to and in close proximity to the knitting centre constituted by a xed line substantially ink which a plurality of warps are knitted by the machine into fabric, a plurality of tongues operative to close the hook needles and mounted for oscillation about said axis, means for oscillating said needles and said tongues about said axis, a plurality'of warp guides mounted for oscillation about a second axis parallel to the knitting centre and spaced therefrom substantially the same distance as the first-named axis is spaced from the knitting centre, means for oscillating said warp guides about said second axis, a plurality of sinkers mounted for oscillation about a third axis parallely to the knitting centre and spaced therefrom substantially the same distance as the rstnamed axis is spaced from the knitting centre, and means for oscillating said sinkers about said third axis.
  • a plurality of elements arranged, when the machine is working, to take part in the knitting of a plurality of warps into fabric at points approximately located at a knitting center constituted by an imaginary fixed line, said elements comprising a row of knitting needles arranged to draw loops in the warps, a rowof tongues arranged to take part in the castingotf of loops from saidneedles, a row of warp guides arranged to lap the warps over said needles, thereby enabling said needles to draw the loops, and a row of sinkers arranged-to define the lengths of the loops drawn by said needles, a pair of long, thin bars carrying respectively to said rows of needles and tongues parallel to said knitting center, supporting means for each of s aid bars distributed along the length thereof to hold same against deection while permitting to-and-fro movement to said bar, a pair of long, thin bars allocated respectively to said row of warp guides and vsaid row of sinkers and each carrying

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US110539A 1936-02-21 1936-11-12 Knitting machinery Expired - Lifetime US2155145A (en)

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GB4609/37A GB471147A (en) 1936-02-21 1936-02-21 Improvements in knitting machinery

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US110539A Expired - Lifetime US2155145A (en) 1936-02-21 1936-11-12 Knitting machinery
US111154A Expired - Lifetime US2155146A (en) 1936-02-21 1936-11-16 Knitting machinery

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US111154A Expired - Lifetime US2155146A (en) 1936-02-21 1936-11-16 Knitting machinery

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US (2) US2155145A (de)
DE (2) DE681181C (de)
FR (1) FR817884A (de)
GB (2) GB472316A (de)
NL (1) NL45740C (de)

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2428405A (en) * 1945-12-18 1947-10-07 Vanity Fair Mills Inc Knitting machine
US2461583A (en) * 1946-12-30 1949-02-15 Vanity Fair Mills Inc Knitting machine
US2461550A (en) * 1945-09-20 1949-02-15 Lambach Fritz Warp knitting machine
US2469360A (en) * 1943-10-16 1949-05-10 Vanity Fair Mills Inc Knitting machine
US2504316A (en) * 1944-12-29 1950-04-18 Fontaine Jack Knitting machinery
US2508209A (en) * 1945-10-15 1950-05-16 Vanity Fair Mills Inc Knitting machine and method
US2603074A (en) * 1947-07-10 1952-07-15 Vitek Marcel Suspension device for thread guide lead of knitting machines
US2682163A (en) * 1949-11-17 1954-06-29 Aaron S Staff Trick plate
US2714811A (en) * 1952-09-18 1955-08-09 Vanity Fair Mills Inc Knitting machine needle structure and operating means therefor
US2744398A (en) * 1951-04-28 1956-05-08 Scheibe Walter Warp knitting machine
US2749730A (en) * 1952-11-25 1956-06-12 Kidde Mfg Co Inc Needle bed structure for warp knitting machines
US2749729A (en) * 1952-11-25 1956-06-12 Kidde Mfg Co Inc Needle bed structure for warp knitting machines
US2782617A (en) * 1955-08-17 1957-02-26 Kidde Mfg Co Inc Slider box assembly for warp knitting machines
US2921452A (en) * 1953-09-08 1960-01-19 Textile Machine Works Knitting machines and operating mechanism therefor
US3464236A (en) * 1968-01-31 1969-09-02 Bassist Rudolf G Knitting machine employing compensating motion for knitting effect thread
US3724241A (en) * 1968-04-09 1973-04-03 Liebrandt K Warp knitting machine

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2480175A (en) * 1944-08-02 1949-08-30 Vanity Fair Mills Inc Knitting machine
US2451498A (en) * 1945-05-28 1948-10-19 Lambach Fritz Flat warp knitting machine
US2604768A (en) * 1947-08-08 1952-07-29 John E Schuster Knitting machine
GB797215A (en) * 1955-06-21 1958-06-25 F N F Machinery Mfg Company Lt Improvements relating to warp knitting machinery
DE1284023B (de) * 1966-04-10 1968-11-28 Mayer Textilmaschf Kettenwirkmaschine mit zwei Wirknadelfonturen
CH644163A5 (de) * 1979-11-29 1984-07-13 Textilma Ag Schiebernadel.
CH661301A5 (de) * 1983-10-07 1987-07-15 Textilma Ag Kettenwirkmaschine.
DE102009042213B3 (de) * 2009-09-18 2011-03-24 Karl Mayer Textilmaschinenfabrik Gmbh Wirkmaschine

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2469360A (en) * 1943-10-16 1949-05-10 Vanity Fair Mills Inc Knitting machine
US2504316A (en) * 1944-12-29 1950-04-18 Fontaine Jack Knitting machinery
US2461550A (en) * 1945-09-20 1949-02-15 Lambach Fritz Warp knitting machine
US2508209A (en) * 1945-10-15 1950-05-16 Vanity Fair Mills Inc Knitting machine and method
US2428405A (en) * 1945-12-18 1947-10-07 Vanity Fair Mills Inc Knitting machine
US2461583A (en) * 1946-12-30 1949-02-15 Vanity Fair Mills Inc Knitting machine
US2603074A (en) * 1947-07-10 1952-07-15 Vitek Marcel Suspension device for thread guide lead of knitting machines
US2682163A (en) * 1949-11-17 1954-06-29 Aaron S Staff Trick plate
US2744398A (en) * 1951-04-28 1956-05-08 Scheibe Walter Warp knitting machine
US2714811A (en) * 1952-09-18 1955-08-09 Vanity Fair Mills Inc Knitting machine needle structure and operating means therefor
US2749730A (en) * 1952-11-25 1956-06-12 Kidde Mfg Co Inc Needle bed structure for warp knitting machines
US2749729A (en) * 1952-11-25 1956-06-12 Kidde Mfg Co Inc Needle bed structure for warp knitting machines
US2921452A (en) * 1953-09-08 1960-01-19 Textile Machine Works Knitting machines and operating mechanism therefor
US2782617A (en) * 1955-08-17 1957-02-26 Kidde Mfg Co Inc Slider box assembly for warp knitting machines
US3464236A (en) * 1968-01-31 1969-09-02 Bassist Rudolf G Knitting machine employing compensating motion for knitting effect thread
US3724241A (en) * 1968-04-09 1973-04-03 Liebrandt K Warp knitting machine

Also Published As

Publication number Publication date
FR817884A (fr) 1937-09-13
GB472316A (en) 1937-09-21
DE685333C (de) 1939-12-15
NL45740C (de) 1938-12-15
DE681181C (de) 1939-09-18
US2155146A (en) 1939-04-18
GB471147A (en) 1937-08-23

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