US3342220A - Weft changing apparatus - Google Patents

Weft changing apparatus Download PDF

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Publication number
US3342220A
US3342220A US484327A US48432765A US3342220A US 3342220 A US3342220 A US 3342220A US 484327 A US484327 A US 484327A US 48432765 A US48432765 A US 48432765A US 3342220 A US3342220 A US 3342220A
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Prior art keywords
thread
weft
cam
thread guides
blocking
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Expired - Lifetime
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US484327A
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English (en)
Inventor
Bartosek Vladimir
Janousek Vilem
Rotrekl Otto
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Elitex Sdruzeni Podniku Textilniho Strojirenstvi
Elitex Zavody Textilniho
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Elitex Zavody Textilniho
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    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
    • D03D45/00—Looms with automatic weft replenishment
    • D03D45/20—Changing bobbins, cops or other loom components carried by the shuttle
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J7/00—Adhesives in the form of films or foils
    • C09J7/10—Adhesives in the form of films or foils without carriers
    • D—TEXTILES; PAPER
    • D03—WEAVING
    • D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
    • D03D47/00—Looms in which bulk supply of weft does not pass through shed, e.g. shuttleless looms, gripper shuttle looms, dummy shuttle looms

Definitions

  • the present invention relates to a weft changing apparatus for supplying different weft threads, and more particularly weft threads of different colors, to a loom of the type in which the thread supply is not carried by the shuttle, but is stationarily mounted so that a gripper shuttle or needle draws the weft thread from the thread supply during the pick.
  • Weft changing devices provided in looms of this type in accordance with the prior art use a housing carrying thread guides and being movable between different positions in order to place the thread guides in feeding positions for guiding the thread, for example, into the gripper of a gripper shuttle.
  • a disadvantage of this weft changing device is that the housing moves different distances to place different thread guides in the operative feeding position so that the speed of the loom has to be selected in accordance with the time necessary for carrying out the longest movement of the housing.
  • the inertia of the housing is substantial so that the loom cannot be operated at very high speeds.
  • each of the thread guides performs ⁇ an independent composite movement, and is shifted in longitudinal direction while turning to the feeding position.
  • a disadvantage of this type of weft changing device is that the thread guides of the device have to be different since they have to move along paths of different length between the normal inoperative position .and the respective operative feeding position. Since the feeding position.
  • weft ends are of different length.
  • Another object of the invention is to provide a weft changing apparatus in which each of the thread guides performs a straight movement between the inoperative position and the operative feeding position.
  • Another object of the invention is to provide a weft changing apparatus for selectively supplying weft threads of different colors to a gripper shuttle or other weft inserting means.
  • Another object of the invention is to provide cam meansV for positively controlling the movement of the thread guides to and from the operative feeding position
  • Another object of the invention is to bias the thread guides to move to the feeding position, and to block such movement of all thread guides, but one which is released by program controlled selector means.
  • the present invention relates to a weft changing apparatus for supplying different weft threads, for example threads of different colors, in accordance with a program Vto the gripper shuttle or other weft inserting means of a loom.
  • One embodiment of the invention comprises support means having guideways 3,342,22@ Patented Sept. 19, 1967 for guiding needle-like thread guides between an inoperative position and a feeding position for feeding the respective thread to a weft inserting means, and means for moving only one selected thread guide to the feeding position.
  • the axes of the guideways of the support means intersect .at a point, and any selected thread guide is moved to a feeding position in which a guide portion, for example an eye for the thread, is located at the point of intersection of the axes of the guideways.
  • a guide portion for example an eye for the thread
  • each of the different weft threads is guided by the guide portion of the selected operative thread guide to the same point which is disposed in relation to the gripper shuttle, for example, so that the respective weft thread is inserted into the gripper of the shuttle, and is drawn during the following pick from the respective weft supply, which may be a criss-cross wound package.
  • springs urge the thread guide to the operative feeding position, but the movement of all thread guides is blocked by independently operable blocking members, which are spring loaded to assume a blocking position.
  • Each blocking member is controlled by an electromagnetic selector means which, when energized, will move the respective blocking member to a position releasing the respective thread guide so that the same can be moved by its spring to the feeding position, while all other thread guides remain blocked.
  • the several electromagnetic selector means are selectively energized in accordance with a program under control of a program tape, or from the card mechanism of a dobby.
  • reciprocable cam means are provided with cam slots for guiding a cam follower onthe respective selected thread guide.
  • the same cam slot is used for returning the thread guide from the feeding position to the normal inoperative position during an opposite reciprocating stroke of the cam means.
  • FIG. 1 is a fragmentary plan view illustrating a weft changing apparatus according to the invention with the thread guide in inoperative positions;
  • FIG. 2 is a fragmentary cross sectional view taken on line II-II in FIG. 1;
  • FIG. 3 is a fragmentary sectional view taken in FIG. 2 along line IIL-III;
  • FIG. 4 is a fragmentary side elevation illustrating a detail as viewed in the direction of the arrow 4 in FIG. 2;
  • FIG. 5 is a fragmentary plan View of the weft changing apparatus shown in FIG. 1 in a different operational position in which a selected thread guide is operative;
  • FIG. 6 is a fragmentary sectional view taken on line VI-VI in FIG. 5.
  • the illustrated embodiment has four thread guides 4 provided with slanted eyes 5 for guiding weft threads 6 of different colors from independent weft supply packages 7, of which only one is shown in FIG. 2.
  • a corresponding weft changing apparatus, and corresponding weft supply packages, are provided on the other side of the loom.
  • Gripper shuttles, not shown, are picked in the usual manner from opposite sides of the loom, and receive a weft thread of a particular selected Color by an operative thread guide 4 in ⁇ wardly of the eyes of the inoperative thread guides, and in the region of the gripper of the gripper shuttle, not shown.
  • thread guides are provided on either side of the loom, it will be appreciated, that two, three, or more than four thread guides can be provided on each side of the loorn in accordance with the number of colors to be used for the wefts of the fabric depending on the desired pattern.
  • a weft thread of different color may be supplied to each of the thread guides 4, so that altogether eight weft colors may be combined for Weaving a patterned fabric with the thread guides 4 of the illustrated embodiment.
  • the drawing illustrates a weft changing apparatus on one side of the loom, and it will be understood that an identical apparatus is provided on the other side of the loom so that the warp sheds are formed between the two weft changing devices.
  • Each unit includes a support member 3 having a pair of end portions secured by screws 2 to support plate 1 and having guideways 3a to 3b in which thread guides 4 are mounted for longitudinal sliding movement.
  • Support plate 1 and support members 3 are support means for the thread guides on plate 1 carrying four units is secured on either side of the woven fabric to lateral frame parts, not shown, of the loom.
  • the axes of each four thread guides intersect at a point X, the two points X being located in a vertical plane passing substantially through the fell of the fabric where the weft threads are beaten.
  • Each thread guide 4 has an eye 5 slanted at a suitable angle to guide a weft thread from a corresponding criss cross wound package 7 into the region of the selvedge of a fabric 8.
  • the packages 7 are disposed laterally of the loom and fabric outwardly of the respective weft changing apparatus. Each package is disposed on a straight line connecting the fell of the fabric in the region of the selvedge with the slanted eye 5 of a retracted thread guide 4, as shown in FIG. 2.
  • a block 10 is secured by a screw 9 to each thread guide 4, and carries a rotatable cam follower roller 13 on a pivot pin, as best seen in FIGS. 2 and 3.
  • a spring 11 is secured to an ear 12a on a projection 12 of member 3, and to an ear 10a on block 10 so that each thread guide 4 is urged to move from the position shown in FIG. 2 to the position shown in FIG. 6.
  • Each block 10 has a projecting arm 28 with a hook normally abutting the end 35 of a pivoted blocking member shown to be a pawl 29 mounted on a pivot 30 secured to a U-shaped casing 31, which is secured to member 3, as best seen in FIG. 4.
  • a spring 32 abutting casing 31 urges pawl 29 against a stop 33 so that pawl 29 is normally in a blocking position preventing movement of the respective thread guide 4 under the action of spring 11 by engaging the hook shaped member 28.
  • vAn electromagnetic selectively actuated means 34 is mounted on each casing 31 and has an armature cooperating with the pivoted blocking member 29 which is moved out of its blocking position shown in FIG. 2 to a releasing position located more closely to electromagnetic means 34 and permitting hook member 28 to pass the end face 35 of blocking member 29 so that the respective thread guide is moved by spring 11 to the operative position shown in FIG. 6. Thereupon, the electromagnetic means 34 may be deenergized so that spring 32 turns blocking member 29 back to its normal blocking position abutting stop 33, as shown in FIG. 6.
  • Electromagnetic means 34 of the several units A, B, C, D are selectively actuated and energized in accordance with a program in the usual manner.
  • a perforated tape may control switches 39 shown in FIG. 6 which are connected in series with each of the electromagnetic means 34.
  • the card mechanism of a dobby may also be used in which event switches 39 are operated in a conventional manner by the card mechanism.
  • a switch 39 is connected into one of conductors 36, 37 which connect the terminals of a voltage source 38 with each electromagnetic selector means 34.
  • Support plate 1 has a guide 1a extending transverse to the directions of the guideways 3a and of thread guides 4.
  • a cam slide 15 is mounted in guideway 1a and has two thin lateral portions 24 and 25 respectively located under the end members 3 so that cam slide 15 is confined and guided for reciprocating movement along guideway 1a.
  • Cam slide 15 has a higher central portion 23 formed with cam slots 14 which are slanted to the directions of guideways 1a and 3a, and open in the region of the lower portion 25 of cam slide 15. The other ends of the cam slots are closed, and the cam slot end portions 27 extend parallel to the direction of movement of cam slide 15. Abutments 26 are formed by the higher portion 23 between adjacent cam slots 14.
  • a link 21 is articulated to one end of cam slide 15 and to a cam follower lever 19 which is turnable about a pivot 20.
  • a cam follower roller 18 on lever 19 cooperates with a rotary cam 17 driven by a shaft 16 in timed relationship with the main drive shaft of the loom so that the reciprocating movement of cam slide 15 is synchronized with the picking of the shuttle and the operation of the slay of the loom.
  • Lever 19 is connected by spring 22 to the support plate 1 which is secured in a suitable manner to the stationary frame, not shown, of the loom.
  • cam slide 15 When cam slide 15 is moved in a first stroke from the end position shown in FIGS. l and 2 to the end position shown in FIGS. 5 and 6, the cam slide passes through an intermediate position in which all cam follower rollers 13 register with the open ends of the slanted cam slots 14, as shown in FIG. 5 for the units A and B in a further advanced position of the cam slide.
  • Springs 11 urged thread guides 4 and blocks 10 with hook members 28 to move into the slots, but such movement is stopped by the end portion 35 of the respective blocking members 29.
  • spring 11 will draw the respective thread guide toward the left as viewed in FIG.
  • cam follower roller 13 of the selected thread guide will move into the respective cam slot 14, as shown for unit C in FIG. 5.
  • cam slide 15 continues its movement in the direction of the arrow, cam follower roller 13 of unit C moves into slot end portion 27 so that thread guide 4 of the respective unit is stopped and held in a precisely determined operative feeding position without being able to move forward, or back to its inoperative position under the pressure of the slay acting on the shuttle whose gripper spring is engaged and operated by the tip of the thread guide.
  • Cam slide 15 and biassing springs 11 are control means for moving the thread guides between inoperative and feeding positions.
  • cam follower rollers 13 of inoperative units When cam slide 15 is moved in the opposite recoprocating stroke, the cam follower rollers 13 of inoperative units will move along abutments 26, while cam followers roller 13 of an actuated unit will be urged along the slanted cam slot 14 so that the mechanical means 14 to 21 move the respective thread guide means 4, 10 back to its inoperative position in which cam follower roller 13 rests on an abutment 26.
  • the device For feeding a weft thread of a particular color to the gripper shuttle of the loom, the device is operated in the following manner:
  • Cam means 15 is initially in the position of FIG. 1, and all thread guides 4 are in a retracted position in which cam follower rollers 13 rest on abutments 26. All electromagnetic means 34 are deenergized, and blocking members 29 are in the blocking position shown in FIG. 2 separated by gaps from the hook members 28.
  • one of the selectively actuated electromagnetic means 34 receives a control pulse and is energized so that the respective blocking member 29 is raised against the action of spring 32 to a position located out of the path of movement of hook member 28.
  • the respective thread guide means cannot yet move under the action of spring 11 since its cam follower roller 13 abuts an abutment 26.
  • Cam 17 permits spring 22 to draw cam means 15 from the end position shown in FIG. 1 to the end position shown in FIG. 5.
  • cam follower rollers register with the open ends of the slanted cam slots 14 and are urged by the respective springs 11 to move into the same. Only the cam follower roller of the unit C whose electromagnetic means 34 was energized, can enter the respective cam slots 14 since all other thread guide means are blocked by engagement between hook members 28 and blocking members 29.
  • the thread guide 4 of unit C is moved to the operative feeding position in which its eye 5 is located at the point of intersection X where the axes of all angularly spaced thread guides 4 and of the guideways 3a intersect.
  • the eye 5 of the respective guide portion at the forward end of the operative thread guide 4 is located in the region of the last weft of fabric 8 so as to feed the weft thread 6 into a gripper shuttle, not shown located between fabric 8 and eye 5.
  • the last weft is cut off by cutting means, not shown, in the usual manner so that the gripper shuttle, when picked from the illustrated side of the fabric to the other side of the same, will draw the weft thread 6 through eye 5 while winding the thread off the respective thread supply package 7.
  • cam follower roller 13 of the actuated unit C is located in .the slot end portion 27 so that -thread guide 4 cannot be pushed back by the pressure of the weft thread, or be moved forward. by the pull of spring 11. Consequently, irrespectively of which thread guide 4 is actuated and moved to the operative feeding position, its guide portion with eye 5 will be located in exactly the same location in relation to the fabric and the shuttle or other weft inserting means.
  • cam ⁇ means starts under the control of cam ⁇ 17 so that cam follower rollers 13 of non-actuated units A, B, D roll on the respective abutment 26, while cam follower roller 13 of the actuated unit C is forced along the respective slanted cam slot 14 against the action of spring 11 which acts on the respective thread guide means 4, 10, 28 to move out of the cam slot and toa position resting on the respective abutment 26, as shown in FIG. 1.
  • hook member 28 engages blocking member 29 and rises the same slightly against the action of spring 32 until arriving in the position of FIG. 2 in which blocking member 29 is released byhook member 28 to snap to the blocking position abutting stop 33 under the action of spring 32;
  • Cam slot 14 and abutment 26 move hook member 28 slightly beyond this position so that a gap is formed between' the end face 35 of blocking member 29 and hook member 28.
  • next weft inserting cycle may now begin in which an impulse may be given to 'another electromagnetic means 34 in accordance with-the pattern determined program whereupon cam means 15 starts its reciprocating movement to move the selected thread guide to the operative feeding position.
  • Corresponding selecting and feeding operations are carried out by the weft changing device on the other side of the loom alternately with the above described operations so that the colors of alternate wefts are controlled by the two weft changing devices.
  • Weft changing apparatus for supplying different weft threads to a loom, comprising, in combination, a set of thread guides for guiding said different threads, respectively; support means for guiding each of said thread guides between an inoperative position and a feeding position for feeding the respective thread to a weft inserting means, control means including biassing means and reciprocating mechanical means for holding said thread guides in said feeding position and for moving said thread guides to said inoperative position; a set of blocking means for blocking movement of said thread guides, respectively, from said inoperative position to said feeding position; and selectively actuated means for operating one selected blocking lmeans to release the respective selected thread guide for movement by said biasing means to said feeding position.
  • Weft changing apparatus for supplying different weft threads to a loom, comprising, in combination, a set of thread guides having guide portions for guiding said different threads, respectively; support means for guiding each lof said thread guides between an inoperative position and a feeding position for feeding the respective thread to a weft inserting means, said guide portion of each of said thread guides in said feeding position being located in the same location; control means for moving said thread guides between said inoperative and feeding positions and including biassi'ng means for urging said thread guides to said feeding position, and cam means controlling movement of said thread guides to said inoperative position; a set of blocking means for blocking movement of said thread guides, respectively, from said inoperative position to said feeding position; and selectively actuated means for operating one selected blocking means to release the respective selected thread guide for movement by said control means to said feeding position.
  • Weft changing apparatus for supplying different Weft threads to a loom, comprising, in combination, a set of thread guides having guide portions for guiding said different threads, respectively; support means for guiding each of said thread guides between an inoperative position and a feeding position for feeding the respective thread to a weft inserting means, said guide portion of each of said thread guides in said feeding position being located in the same location; biasing means for urging each of said thread guides from said inoperative position toward said feeding position; reciprocating mechanical means for holding said thread guides in said feeding position and for moving said thread guides to said inoperative position; blocking means for blocking movement of said thread guides to said feeding position; and selectively actuated means operating said blocking means so that the same releases only one selected thread guide for movement under the action of said biassing means to said feeding position so that only one selected thread guide is moved to said feeding position.
  • Weft changing apparatus for supplying different weft threads to a loom, comprising, in combination, a set of thread guides having guide portions for guiding said different threads, respectively; a cam follower means on each thread guide; support means for guiding each of said thread guides between an inoperative position and a feeding position for feeding the respective thread to a weft inserting means, said guide portion of each of said thread guides in said feeding position being located in the same location; biassing means for urging each of said thread guides from said inoperative position toward said feeding position; movable cam means having cam tracks cooperating with said cam follower means, respectively, for moving said thread guides from said feeding position to said inoperative position; blocking means for blocking movement of said thread guides to said feeding position; and electromagnetic selectively actuated means controlling said blocking means for releasing only one selected thread guide for movement under the action of said biassing means to said feeding position so that only one selected thread guide is moved to said feeding position.
  • Weft changing apparatus for supplying different weft threads to a loom, comprising, in combination, a set of thread guides; a ca-m follower means on each thread guide; support means for guiding each of said thread guides between an inoperative position and a feeding position; biassing means for urging each of said thread guides from said inoperative position toward said feeding position; movable cam 4means having cam tracks cooperating with said cam follower means, respectively, for moving said thread guides from said feeding position to said inoperative position; blocking means for blocking movement of said thread guides to said feeding position; and electromagnetic selectively actuated means controlling said blocking means for releasing only one selected thread guide for movement under the action of said biassing means to said feeding position so that only one selected thread guide is moved to said feeding position.
  • Weft changing apparatus for selectively supplying weft threads of different colors to a loom, comprising, in combination, support means having a plurality of angularly spaced guide ways Whose axes intersect at a point, and another guide way crossing said guide ways; a set of angularly spaced thread guides respectively mounted in said guide ways for movement between an inoperative position and a feeding position, each thread guide having a guide portion for guiding one of said threads and located at said point of intersection in said feeding position; biassing means connected to each of said thread guides for urging the same into said feeding position; cam means mounted on said support means in said other guide way for translatory movement between two end positions in a direction transverse to the directions of movements of said thread guides, said cam means having a set of cam slots having -open slot portions slanted to said directions and abutments between adjacent cam slot portions; a cam follower secured to each thread guide and urged by said biasing means to abut said abutments in one end position of said cam means for holding
  • each cam slot has a closed slot end portion eX- tending parallel to the direction of said other guide way so that said cam follower is confined in said slot end portion in said other end position of said cam means whereby the respective thread guide is r-mly held in said feeding position.
  • said blocking means includes a plurality of blocking members mounted on said support means for movement between a blocking position and a releasing position, and spring means for urging each blocking member into said blocking position;
  • said selector means includes a plurality of electromagnetic means mounted on said support means and respectively cooperating with said blocking members for moving a selected blocking member from said blocking position to said releasing position; and including a member secured to each thread guide and having a portion cooperating with the respective blocking member in said blocking position to block movement of the respective thread guide from said inoperative position to said feeding position when the respective cam follower roller registers with the respective cam slot in said intermediate position of said cam means.
  • a weft changing apparatus as set forth in claim 9 including a block adjustably secured to each thread guide means, said block having a projecting hook portion forming said member cooperating with said blocking member, said cam follower being a roller mounted on said block.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Looms (AREA)
US484327A 1964-09-02 1965-09-01 Weft changing apparatus Expired - Lifetime US3342220A (en)

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CS489364 1964-09-02

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US (1) US3342220A (enrdf_load_stackoverflow)
AT (1) AT257506B (enrdf_load_stackoverflow)
BE (1) BE668622A (enrdf_load_stackoverflow)
CH (1) CH435144A (enrdf_load_stackoverflow)
DE (1) DE1292599B (enrdf_load_stackoverflow)
GB (1) GB1082435A (enrdf_load_stackoverflow)
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Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3481370A (en) * 1966-06-08 1969-12-02 United Merchants & Mfg Selective weft depositors for shuttleless looms
US3511284A (en) * 1968-07-30 1970-05-12 North American Rockwell Filling selective device for shuttleless looms
US3593754A (en) * 1969-07-03 1971-07-20 North American Rockwell Filling control mechanism
US3780775A (en) * 1972-08-25 1973-12-25 Rockwell International Corp Weft control mechanism for shuttleless looms
US4100947A (en) * 1975-10-05 1978-07-18 Nissan Motor Company, Limited Apparatus for selectively inserting weft yarns into the shed in a weaving loom
US4111007A (en) * 1976-11-26 1978-09-05 Silver Seiko Ltd. Yarn changing device in a flat-bed knitting machine
US5018557A (en) * 1989-03-22 1991-05-28 S. A. Saurer Diederichs (Societe Anonyme) Weft-switching system with telescoping nozzles
WO2006075961A1 (en) * 2005-01-17 2006-07-20 Tape Weaving Sweden Ab Method and apparatus for weaving tape-like warp and weft and material thereof
US20090007981A1 (en) * 2005-01-17 2009-01-08 Nandan Khokar Woven Material Comprising Tape-Like Warp and Weft, and an Apparatus and Method for Weaving Thereof
CN110453346A (zh) * 2019-07-31 2019-11-15 苏州市天翱特种织绣有限公司 一种十六色选纬装置
US10508259B2 (en) 2014-01-10 2019-12-17 Lost Spirits Technology Llc Method for rapid maturation of distilled spirits using light, heat, and negative pressure processes
US10947488B2 (en) 2014-01-10 2021-03-16 Lost Spirits Technology Llc Method for rapid maturation of distilled spirits using light and heat processes

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IT1043098B (it) * 1975-10-03 1980-02-20 Somet Soc Mec Tessile Presentatrice della trama per te lai di tessitura ad alimentazio ne continua della trama
CH650290A5 (de) * 1981-06-09 1985-07-15 Saurer Ag Adolph Schussfaden-auswahlvorrichtung an einer webmaschine.
IT8222441U1 (it) * 1982-07-19 1984-01-19 Somet Soc Meccanica Tessile S P A Presentatrice della trama per telai di tessitura con memorizzazione magnetica della selezione degli aghi di presentazione ed azionamento meccanico degli aghi stessi

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US2814315A (en) * 1956-05-08 1957-11-26 Lyle Charles Needle loom

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DE869323C (de) * 1937-10-30 1953-03-02 Raymond Dewas Vorrichtung zum Darbieten von Schussfaeden bei Webstuehlen mit spulenlosen Schusseintragmitteln
DE840673C (de) * 1951-03-28 1952-06-05 Paul Duerrschmidt Vorrichtung fuer die mustergemaesse Zufuehrung der Schussfaeden bei Greiferwebstuehlen
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US1474416A (en) * 1921-03-25 1923-11-20 Mohawk Carpet Mills Inc Combined counting mechanism and weft-controlling mechanism governed thereby
US2814315A (en) * 1956-05-08 1957-11-26 Lyle Charles Needle loom

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3481370A (en) * 1966-06-08 1969-12-02 United Merchants & Mfg Selective weft depositors for shuttleless looms
US3511284A (en) * 1968-07-30 1970-05-12 North American Rockwell Filling selective device for shuttleless looms
US3593754A (en) * 1969-07-03 1971-07-20 North American Rockwell Filling control mechanism
US3780775A (en) * 1972-08-25 1973-12-25 Rockwell International Corp Weft control mechanism for shuttleless looms
US4100947A (en) * 1975-10-05 1978-07-18 Nissan Motor Company, Limited Apparatus for selectively inserting weft yarns into the shed in a weaving loom
US4111007A (en) * 1976-11-26 1978-09-05 Silver Seiko Ltd. Yarn changing device in a flat-bed knitting machine
US5018557A (en) * 1989-03-22 1991-05-28 S. A. Saurer Diederichs (Societe Anonyme) Weft-switching system with telescoping nozzles
US20080257443A1 (en) * 2005-01-17 2008-10-23 Nandan Khokar Method and Apparatus for Weaving Tape-Like Warp and Weft and Material Thereof
WO2006075961A1 (en) * 2005-01-17 2006-07-20 Tape Weaving Sweden Ab Method and apparatus for weaving tape-like warp and weft and material thereof
US20090007981A1 (en) * 2005-01-17 2009-01-08 Nandan Khokar Woven Material Comprising Tape-Like Warp and Weft, and an Apparatus and Method for Weaving Thereof
US7992596B2 (en) 2005-01-17 2011-08-09 Tape Weaving Sweden Ab Method and apparatus for weaving tape-like warp and weft and material thereof
US8129294B2 (en) 2005-01-17 2012-03-06 Tape Weaving Sweden Ab Woven material comprising tape-like warp and weft, and an apparatus and method for weaving thereof
US10508259B2 (en) 2014-01-10 2019-12-17 Lost Spirits Technology Llc Method for rapid maturation of distilled spirits using light, heat, and negative pressure processes
US10947488B2 (en) 2014-01-10 2021-03-16 Lost Spirits Technology Llc Method for rapid maturation of distilled spirits using light and heat processes
US11339359B2 (en) 2014-01-10 2022-05-24 Lost Spirits Technology, Llc Method for rapid maturation of distilled spirits using light and heat processes
CN110453346A (zh) * 2019-07-31 2019-11-15 苏州市天翱特种织绣有限公司 一种十六色选纬装置

Also Published As

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GB1082435A (en) 1967-09-06
BE668622A (enrdf_load_stackoverflow) 1965-12-16
DE1292599B (de) 1969-04-10
AT257506B (de) 1967-10-10
SE307113B (enrdf_load_stackoverflow) 1968-12-16
CH435144A (de) 1967-04-30

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