US3250092A - Method of knitting ladies seamless support stocking - Google Patents
Method of knitting ladies seamless support stocking Download PDFInfo
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- US3250092A US3250092A US427584A US42758465A US3250092A US 3250092 A US3250092 A US 3250092A US 427584 A US427584 A US 427584A US 42758465 A US42758465 A US 42758465A US 3250092 A US3250092 A US 3250092A
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- needles
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B1/00—Weft knitting processes for the production of fabrics or articles not dependent on the use of particular machines; Fabrics or articles defined by such processes
- D04B1/14—Other fabrics or articles characterised primarily by the use of particular thread materials
- D04B1/18—Other fabrics or articles characterised primarily by the use of particular thread materials elastic threads
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B1/00—Weft knitting processes for the production of fabrics or articles not dependent on the use of particular machines; Fabrics or articles defined by such processes
- D04B1/22—Weft knitting processes for the production of fabrics or articles not dependent on the use of particular machines; Fabrics or articles defined by such processes specially adapted for knitting goods of particular configuration
- D04B1/24—Weft knitting processes for the production of fabrics or articles not dependent on the use of particular machines; Fabrics or articles defined by such processes specially adapted for knitting goods of particular configuration wearing apparel
- D04B1/26—Weft knitting processes for the production of fabrics or articles not dependent on the use of particular machines; Fabrics or articles defined by such processes specially adapted for knitting goods of particular configuration wearing apparel stockings
- D04B1/265—Surgical stockings
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B9/00—Circular knitting machines with independently-movable needles
- D04B9/42—Circular knitting machines with independently-movable needles specially adapted for producing goods of particular configuration
- D04B9/46—Circular knitting machines with independently-movable needles specially adapted for producing goods of particular configuration stockings, or portions thereof
- D04B9/52—Circular knitting machines with independently-movable needles specially adapted for producing goods of particular configuration stockings, or portions thereof surgical stockings
Definitions
- ATTORNEY Alternate needles are COUPSGS.
- FIG. ll FIG. 12
- Support stockings have long been employed for relief of varicose veins and other infirmities as well as for the purpose of giving relief to persons whose work requires them to be on their feet for long periods of time.
- Conventional support stocking for ladies have however given the appearance of being dense, of heavy construction and unfashionable which has led many ladies to avoid their use who might otherwise have enjoyed their benefits.
- Conventional support stockings tend to fit poorly particularly around the ankles and lack the desired gradually decreasing compression elfect from the ankle to the knee.
- the denseness, heavy construction, loose fit and poor compression which are apparent in most conventional support stockings can be traced to the stitch arrangement, the nature of the body and elastic yarns employed and particularly to the method of knitting the body and elastic yarns. With so many factors involved the ultimate combination is critical particularly where there is a desire to achieve a support stocking which not only gives the support effect but also fits well and is sheer in appearance.
- a common practice which leads to a substantially dense and poor fitting stocking structure is to knit with a forty denier nylon body yarn on every needle in every course of the leg and foot and knit in conjunction with the forty denier nylon on every needle but in every other course a heavy spandex yarn, 'of about 240 gauge, relaxed, covered with two ends of twenty denier nylon.
- Another common practice is to feed in a spandex yarn in every other course and to every needle in the manner described but use a bare, uncovered spandex that is fed with a thirty denier nylon as a covering substitute.
- the body yarn in the leg and foot is continuously knit on every needle in every course and the spandex is knit with the body yarn on every needle but in every other course which leads to a substantially dense and unfashionable appearing end product.
- the methods employed have been conventional which have produced conventional loop formations lacking the desired features.
- An object of this invention is therefore to provide a method for producing a ladies seamless support stocking which gives substantial support but which nevertheless gives an appearance of sheerness.
- Another object of this invention is to provide a method of knitting a ladies seamless support stocking which produces a substantially sheer fabric but which is nevertheless adaptable to conventional circular womens seamless hosiery knitting machines.
- Another object is to provide a method for producing a ladies seamless support stocking having an open mesh, sheer appearance but which also exhibits a highly compressive supporting characteristic.
- Another object is to provide a method of producing a ladies seamless support stocking which lends itself to fast production.
- An object of this invention is to provide a method for producing an improved nylon ladies seamless support stocking which gives substantial support with an appear ance of sheerness but without noticeable wale lines.
- Another object of this invention is to provide a method for producing a nylon ladies seamless support stocking which provides a graduated compression elfect from the ankle upwards to the top of the stocking.
- FIGURE 1 is a view of a conventional ladies stocking.
- FIGURE 2 is a schematic diagram of the major yarn feed and needle positions and stations and tensioning involved in the method of making the stocking of the invention according to a first embodiment.
- FIGURE 3 is a diagrammatic view of a representative group of needles at the beginning of the inventions knitting sequence.
- FIGURE 4 is a diagrammatic view of a representative group of needles at another stage in the inventions knitting sequence.
- FIGURE 5 is a diagrammatic view of a representative group of needles at another stage in the inventions knitting sequence.
- FIGURE 6 is a diagrammatic view of a representative.
- FIGURE 7 is an enlarged stitch diagram of the stocking of the invention as formed on the machine.
- FIGURE 8 is an enlarged stitch diagram of the stocking of the invention as it appears after the fabric is cast 01? the machine.
- FIGURE 9 is a schematic diagram similar to FIG- URE 2, of the major yarn feed and needle positions and stations and tensioning in the method of the invention group of needles at another stage in the method according to the second embodiment.
- FIGURE 14 is a diagrammatic view of a representative group of needles at another stage in the method according to the second embodiment.
- FIGURE 15 is a diagrammatic view of a representative group of needles at another stage in the method according scribed.
- a suitable machine is the Scott and Williams Company, Laconia, New Hampshire, KN-2, 400 needle, two feed machine, equipped with well known jack and needle butt mechanism appropriate to the needle motions hereinafter de-
- the Booton Mark III machine is later referred to in connection with the second embodiment of the invention.
- FIGURE 1 there is shown a view of a conventional ladies circular knit support stocking having a folded welt portion 10, a single thickness shadow welt portion 11, a leg-ankle portion 12, a heel portion 16, a foot portion 14 and a toe portion 15.
- This invention is primarily concerned with the leg-ankle portion 12 where the contraction or support effect is most desired and in a fashionable construction.
- the ankle portion is generally loose and of poor fit in the conventional support stocking. The description is therefore directed primarily to the method of producing the leg-ankle portion 12, however the stitch which is'employed in the leg-ankle portion 12 may also be and preferably is also employed in the foot portion 14 in order to utilize the same mechanism, yarns and the like.
- the welt, heel and toe stitch constructions While not directly pertinent to the method of the invention in either of the two embodiments described, it is desirable for the welt, heel and toe stitch constructions to be formed of a fluify nylon yarn such as the forty denier Texturlized nylon sold under the mark Banlon by Joseph Bancroft and Sons, Wilmington, Delaware.
- the inherent fluff and stretch qualities found in such yarn is particularly suited to carrying out in the welt, heel and toe the overall fashionable elfects sought by the invention.
- FIGURE 2 there is shown, according to a first embodiment, a somewhat schematic plan diagram of the stations and sequence of needle positioning and yarn feeding and tensioning in the leg-ankle portion 12 during formation of the stitch which follows the method of the invention. It is to be understood that this diagram is not intended to be accurate as to the exact location of the various operations but rather will give a general picture of the knitting sequence such that those who are skilled in the art and are familiar with the knitting machine in question may better understand the invention. For example, according to a first embodiment of the invention knitting may be considered as beginning with the taking of the body yarn by all needles as at position 20.
- a preferred body yarn to be fed at such position and in a substantially relaxed state is a fifteen denier monofilament nylon.
- This denier is, of course, less than half the denier of the forty denier nylon normally employed in conventional nylon support stockings, however the user of the support stocking of this invention gains substantially the same support effect and also the advantage of sheerness and good ankle fit.
- the substantially relaxed and untensioned state of the body yarn which should not exceed about one gram tension. That is, the pull on the body yarn should be as low as practical and should produce no substantial drag. So long as the body yarn tension does not exceed about one gram it is essentially relaxed and untensioned in its behavior and produces the results desired particularly when the elastic yarn tension is between six and eight grams as later described.
- all the needles After receiving body yarn on all the needles, all the needles form stitches as represented by the stitch cam position 21. While not shown, we have found it desirable to employ a normal stitch cam at position 21 such that the stitches are drawn within a normal range of size. Following position 2 1 all needles are raised but to a welt level or less than full shed position as indicated at position 22. With all needles at such welt level all needles will have body yarn riding in eifect on the latch as indicated by the representative four needles in FIG- UR-E 3 showing the position of body yarn 19.
- alternate needles are raised to clear level and intervening needles remain at welt level as at position 23 .by suitaable mechanism such as jack butt selectors, not shown, which brings the body yarn 19 below the latch on alternate needles as in FIGURE 4 while maintaining the body yarn 19 above the latch on intervening needles (labeled intermediate in FIG. 3).
- an elastic yarn that has been found to be especially suited to the invention is a two end nylon covered spandex yarn.
- the composite yarn is formed from a spandex yarn of 200 gauge, relaxed, which is then covered in a stretched condition with top and bottom ends of 15 denier nylon.
- One such elastic yarn may be purchased under the mark Vyrene from the United States Rubber Company Rockefeller Center, New York, New York,
- the tension in the elastic yarn should be from six to eight grams. That is, according to the method of the invention the body yarn 19 is held substantially untensioned up to about one gram tension, and the elastic yarn 27 is held slightly tensioned between six and eight grams.. While tensioning, per se, is not new either as to body or elastic yarns, the step of maintaining a wide difference in tensioning of the body and elastic yarns within the ranges described when combined with the other method steps disclosed herein is unknown and has in fact in such unique combination of method steps produced a vastly superior and widely accepted seamless support stocking.
- the exact throw required at the second stitching station will be found to vary both with type of elastic yarn and machine.
- the throw of the stitch cam at position 25 should be regulated to achieve relatively long loops at position 25 so that when the elastic yarn loops are cast off and released and allowed to distort the end fabric, there still remains the desired open mesh construction into which the elastic yarn is locked.
- the elastic yarn tension and the stitch cam throw at position 25 work together in controlling the extent to which the elastic yarn distorts and closes the end fabric.
- the stitch cam following the elastic yarn feed is substantially lower than the stitch cam following the body yarn feed so as to form elastic yarn loops of substantially larger size than the body yarn loops.
- shaping of the leg may be accomplished during carrying out of the previously described method by gradually varying the stitch size through any of the conventional mechanisms suitable to this purpose. Further. shaping may be accomplished by boarding according to conventional practices.
- FIGURE 7 which 'is a stitch diagram showing how the loops are actually formed on the machine.
- wales 30, 31, and 32 as examples, it can be seen that all of the loops in each of those wales are formed solely of the body yarn 19 which is represented by a solid line in FIGURE 7.
- wales 30, 31, and 32 are formed by those previously mentioned intervening needles which take body yarn 19 only but on every needle and on every rotation of the cylinder. On the needles forming wales 30, 31, 32, therefore, it can be said that one course of body yarn 19 is formed on each rotation of the cylinder.
- wales 33, 34, 35 in FIGURE 7 it will be noted that loops of body yarn 19 alternate with loops of the elastic yarn 27 shown in dotted lines.
- wales 33, 34, 35 can be attributed to operation of the previously mentioned alternate needles. That is, the needles forming wales 33, 34, 35 take and knit body yarn 19 and also take and knit elastic yarn 27 on each rotation of the cylinder. In effect then, the referred to alternate needles knit and shed both body yarn and elastic yarn stitches on each rotation.
- FIGURE 8 there is shown a diagram of the final stitch arrangement substantially as it appears to the eye when highly enlarged.
- the stitch formed by the method of the invention even though it employs covered retractive yarn in every course is characterized by a substantially open mesh, sheer appearance in which wales of relatively small body yarn loops alternate with wales of relatively large body yarn loops with the elastic yarn being caught in the loop intersections of those wales having the large loops.
- the fabric exhibits a very evident transparency which transparency is lessened but retained even after dyeing with conventional shades.
- the fabric made by the method of the invention is further characterized by the fact that the fabric is held together at the large loop intersections solely by the elastic yarn which gives the fabric a unique walewise and course'- wise stretch characteristic.
- stretch characteristic is markedly absent in the conventional stocking where a relatively heavy elastic yarn is combined with the body yarn and is knit on every needle in those courses in which the elastic yarn appears.
- the stocking formed by the method of the invention gives an excellent fit around the ankle and the desired graduated compression effect from the ankle up the leg.
- FIGURES 9 through 18 A second embodiment of the method of the invention is illustrated by FIGURES 9 through 18. Like the first embodiment, the method of the second embodiment produces a support stocking which exhibits both sheerness and graduated compression in the ankle and leg.
- the fabric produced by the second embodiment is, like the first embodiment, characterized by larger elastic loops relative to the inelastic loops. Certain combinations of elastic and inelastic yarns when knit according to the first embodiment may however exhibit noticeable wale lines which are eliminated in the stocking which follows the second embodiment. In particular, in the second embodiment the needles which take the elastic yarn are periodically shifted as hereafter explained and such shifting tends to eliminate noticeable wale lines.
- various circular knitting machines well known in the art may be employed in the practice of the method of the second embodiment of the invention.
- An example of a machine suitable to the purposes of the second embodiment is the Booton Mark III, two feed, 403 latch needle, circular knitting machine made by Textile Machine Works of Reading, Pennsylvania, and equipped with the necessary needle positioning mechanism appropriate to the needle motions hereinafter described.
- the Booton Mark III machine for example, it has been found neces-.
- an odd needle number machine such as the mentioned 403 needle machine eliminates the fault line which would otherwise develop in stockings produced by the method of the second embodiment now to be described.
- FIGURE 9 is similar to FIGURE 2 for the first embodiment and shows a somewhat schematic plan diagram of the stations and sequence of needle positioning and yarn feeding in the leg portion 12 during formation of the stocking according to the second embodiment of the invention.
- this diagram is not intended to be accurate as to the exact location of the various operations but rather will give a general picture of the knitting sequence such that those who are skilled in the art and are familiar with the knitting machine in question may better understand the invention.
- knitting may be considered as beginning in the same manner as in the first embodiment namely with the taking of the body yarn by all needles as at position 20".
- a preferred body yarn to be fed at such position and in a substantially relaxed or untensioned state, not exceeding one gram tension is a fifteen denier nylon.
- all the needles After receiving body yarn on all the needles, all the needles form stitches the same as in the first embodiment and as represented by the stitch cam position 21'. That is, a course of body yarn is formed in which every needle knits. While not shown, a normal stitch cam is employed at position 21' such that the stitches are drawn within a normal range of size as in the first embodiment. Following position 21 all needles are raised but to a welt level or less than full shed position as indicated at position 22. With all needles at the welt level, all needles will have body yarn riding in effect on the latch as indicated by a representative group of four needles 44, 45, 46, 47 in FIGURE 10 showing the position of the body yarn represented by the circle symbol 48.
- alternate needles 44, 46 are raised to a clear level or full shed po-, sition and intermediate needles 45, 47 are held to a welt level at position 23' by suitable mechanism such as jack butt selectors, not shown, which brings the body yarn 48 below the latch on alternate needles 44, 46 as in FIG- URE 11 while maintaining the body yarn 48 above the latch on intermediate needles 45, 47
- the raised alternate needles 44, 46 are now fed an elastic yarn, indicated by the crossed circle symbol 51, at position 24 such that the elastic yarn 51 goes on the alternate needles 44, 46 above the latches as illustrated in FIGURE 12. 7
- the needles after leaving position 24' rotate to a position 25 where all of the needles are preferably drawn down to an abnormally low stitch position so as to draw stitch loops about twice as long as those that were drawn at position 21'.
- the exact throw required at the second stitching station will be found to vary both with type of elastic yarn and machine.
- a jack butt or other suitable needle position selection is made by the appropriate mechanism, not shown, such that as the needle group comprising needles 44, 45, 46 and 47 again goes through the position 23', alternate needles 44, 46 remain at the welt level while the intermediate needles 45, 47 are raised to clear level and in such respective positions the needles continue throughposition 24.
- the raised intermediate needles receive the second course of elastic yarn, represented by the dot in circle symbol 61, on the intermediate needles 45, 47 as represented in FIGURE after which all needles go through the'stitching position 25 followed by all needles being raised to clear level at position 26' yarn are offset one wale.
- the sequence is ready to repeat with a further course of body yarn being cast on all the needles and a further course of elastic yarn being cast on the alternate needles as was the described yarn 51.
- body yarn can be said to be knit on every needle.
- the body yarn can be said to be knit with the elastic yarn and on intermediate needles with the body yarn.
- the second course is formed to the elastic yarn which can be said to be knit only in intermediate wales with the body yarn.
- the third course is formed of the body yarn which is knit on all needles but which is knit with the body yarn on alternates needles and with the elastic yarn on intermediate needles. That is, in each successive course of body yarn the body yarn loops which knit with the elastic Continuing the sequence, the fourth course in the selected sequence will comprise the elastic yarn knit only in alternate wales with the body yarn.
- FIGURE 17 shows in stitch diagram form the loop formation on the ma chine
- FIGURE 18 shows also in stitch diagram form the loop formation after the fabric leaves the machine and the tensioned elastic yarn is given an opportunity to draw the body yarn loops together.
- wale 70 is assumed to represent the wale formed by needle 44, wale 71 the wale formed by needle 45, wale 72 the wale formed by needle 46, and wale 73 the wale formed by needle 47.
- the first reference course of body yarn is indicated by 48, the second reference course of elastic yarn by 51, the third reference course of body yarn by 60" and the fourth reference course of elastic yarn by 61'.
- the heavy lines represent the elastic yarns and the light lines represent the body yarn-s.
- a characteristic of the loop formation is that elastic yarn loops alternate walewise with pairs of body yarn loops. It will also be noted that unlike conventional support stockings the fabric is actually held together by the elastic yarn at those points where the elastic yarn loops are formed. Thus, at these points compression and retraction depends solely on the elastic yarn.
- Another characteristic illustrated by the diagram of FIG- URE 17 is that the elastic yarn forms loops in alternate wales in alternate elastic yarn courses and forms loops in intermediate wales in intermediate elastic yarn courses.
- the elastic yarn loops are formed in what we may refer to as alternate wales 70, 72, 74 and treating elastic yarn course 61 as an intermediate elastic yarn course, the elastic yarn loops are formed in what We may refer to as intermediate Wales 71, 73, 75.
- Shaping of the fabric made according to the second embodiment may be controlled as with the first embodimerit fabric through gradual stitch variation from leg to ankle or by boarding or by a combination of both procedures.
- the method of the invention as expressed in the two embodiments previously discussed has been found to be especially adapted to producing stockings exhibiting such characteristic on a consistent production basis whereas stockings made according to prior art methods have been found to be difficult to control so far as producing stockings showing any degree of uniformity in the matter of having a graduated compressive effect from ankle to knee portions.
- ladies nylon seamless support stockings were made on a Booton Mark III machine in quantity using a 20 denier monofilament nylon as the body and a 200 gauge, relaxed, Vyrene elastic yarn with twoends of 15 denier nylon cover knitted throughout the leg and foot.
- Such stockings were held to a substantially uniform compressive effect and with samples selected at random the pressure at the ankle measured 18 millimeters of mercury, at the calf it measured 16 millimeters of mercury and at the knee it-measured 14 millimeters of mercury, the measurements being taken with the kind of measuring apparatus described in Patent 2,962,885.
- a method of knitting an elastic support fabric, with an open mesh and highly sheer appearance and upwardly gradually decreasing compression effect, on a multi-feed circular knitting machine having a complement of stitch forming instrumentalities, including needles which method comprises the steps of feeding under a tension not exceeding one gram an inelastic yarn to all the needles at one yarn feed and forming said inelastic yarn into knitted stitches of a selected size; and feeding under a tension of between six and eight grams an elastic yarn to selected needles at the next successive yarn feed and forming said elastic yarn into knitted stitches of a substantially larger size than said inelastic yarn stitches, the difference in tension of said yarns and the sizes of said stitches being such that the fabric as cast off said machine shows stitches only of said inelastic yarn and alternating wales of relatively small and large stitches with said elastic yarn being caught only in each successive intersection of said large stitches.
- a method of knitting an elastic support fabric, with an open mesh and highly sheer appearance and gradual upwardly decreasing compression effect, on a multi-feed circular knitting machine having a complement of stitch forming instrumentalities, including needles which method comprises the steps of feeding under a substantially small tension an inelastic yarn to all the needles at one yarn feed and forming said inelastic yarn into knitted stitches of a selected size; and feeding under a tension at least six times as much as said small tension an elastic yarn to selected needles at the next successive yarn feed and forming said elastic yarn into knitted stitches of a substantially larger size than said inelastic yarn stitches, the tension of said yarns and the difference in sizes of said stitches being such that the fabric as cast off said machine shows stitches only of said inelastic yarn and alternating wales of relatively small and large stitches with said elastic yarn being caught only in each successive intersection of said large stitches, said selected needles in each course being staggered in relation to the selected needles of the immediately preceding course.
- a method of knitting the leg portion of a ladies seamless support stocking on a multi-feed circular knitting machine having a cylinder with a complement of independent needles and a stitch cam at each feed which method comprises the steps during the knitting of said leg portion of selectively positioning the stitch cams at each feed relative to the needle cylinder to draw the needles to form yarn into knitted stitches of selected size; rotating the needle cylinder relative to the stitch cams; feeding v and knitting an inelastic yarn of selected character on all of the needles at one feed in as tension-free a condition as practicable; and feeding and knitting an elastic yarn.
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Surgery (AREA)
- Socks And Pantyhose (AREA)
- Knitting Of Fabric (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US427584A US3250092A (en) | 1965-01-25 | 1965-01-25 | Method of knitting ladies seamless support stocking |
BE680359D BE680359A (en:Method) | 1965-01-25 | 1966-04-29 | |
GB19488/66A GB1147704A (en) | 1965-01-25 | 1966-05-03 | Method of knitting ladies seamless support stockings |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US427584A US3250092A (en) | 1965-01-25 | 1965-01-25 | Method of knitting ladies seamless support stocking |
GB19488/66A GB1147704A (en) | 1965-01-25 | 1966-05-03 | Method of knitting ladies seamless support stockings |
Publications (1)
Publication Number | Publication Date |
---|---|
US3250092A true US3250092A (en) | 1966-05-10 |
Family
ID=45327249
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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US427584A Expired - Lifetime US3250092A (en) | 1965-01-25 | 1965-01-25 | Method of knitting ladies seamless support stocking |
Country Status (3)
Country | Link |
---|---|
US (1) | US3250092A (en:Method) |
BE (1) | BE680359A (en:Method) |
GB (1) | GB1147704A (en:Method) |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3392552A (en) * | 1964-11-13 | 1968-07-16 | Munsingwear Inc | Stretchable fabric |
US3461695A (en) * | 1967-09-19 | 1969-08-19 | Kendall & Co | Two-way stretch garment incorporating inlaid elastomeric yarn |
US3478544A (en) * | 1967-09-25 | 1969-11-18 | Kayser Roth Corp | Method of knitting sheer seamless support stockings |
US3546900A (en) * | 1968-05-06 | 1970-12-15 | Kendall & Co | Tubular-knitted elastic stocking with differentially knitted instep and heel |
US3651670A (en) * | 1969-06-26 | 1972-03-28 | Burlington Industries Inc | Hosiery-girdle-type pantyhose |
US3889494A (en) * | 1970-11-23 | 1975-06-17 | Kendall & Co | Stocking with compensated knee pressure |
US4048818A (en) * | 1976-05-27 | 1977-09-20 | Zimmer U.S.A., Inc. | Therapeutic stocking and method |
US4086790A (en) * | 1975-09-30 | 1978-05-02 | A.I.R. Industries, Inc. | Therapeutic garment and method |
WO1981001425A1 (en) * | 1979-11-12 | 1981-05-28 | Dunlop Australia Ltd | Improved knitted sock |
US20210315741A1 (en) * | 2018-12-21 | 2021-10-14 | Ajou University Industry-Academic Cooperation Foundation | Compression stocking for hemiplegia patient |
US20220125646A1 (en) * | 2020-10-23 | 2022-04-28 | Chuang Yueh Enterprise Co., Ltd | Compression sock |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB190929540A (en) * | 1909-12-17 | 1910-09-15 | Rowland Hutchinson | Improvements in and applicable to Circular Knitting Machines. |
GB191023886A (en) * | 1910-10-15 | 1911-06-01 | Rowland Hutchinson | Improvements in the Means for and in the Method of Knitting Circular Elastic Goods and Hosiery. |
GB475760A (en) * | 1936-01-16 | 1937-11-25 | Scott & Williams Inc | Improvements in knitted fabric comprising elastic thread and process of manufacturing the same |
US2191456A (en) * | 1940-02-27 | davis | ||
US2308121A (en) * | 1938-11-16 | 1943-01-12 | Hemphill Co | Knitted fabric |
US2325078A (en) * | 1941-01-09 | 1943-07-27 | Scott & Williams Inc | Knit fabric |
US2720097A (en) * | 1952-08-11 | 1955-10-11 | Mond William De | Surgical stocking |
DE1718269U (de) * | 1955-11-18 | 1956-03-08 | Rectoform G M B H Bandagen Fab | Doppeltelastisch gestrickter krampfaderstrumpf. |
FR1119198A (fr) * | 1954-11-30 | 1956-06-15 | Elastic Champagne | Procédé nouveau permettant d'obtenir des tricots élastiques |
-
1965
- 1965-01-25 US US427584A patent/US3250092A/en not_active Expired - Lifetime
-
1966
- 1966-04-29 BE BE680359D patent/BE680359A/xx not_active IP Right Cessation
- 1966-05-03 GB GB19488/66A patent/GB1147704A/en not_active Expired
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2191456A (en) * | 1940-02-27 | davis | ||
GB190929540A (en) * | 1909-12-17 | 1910-09-15 | Rowland Hutchinson | Improvements in and applicable to Circular Knitting Machines. |
GB191023886A (en) * | 1910-10-15 | 1911-06-01 | Rowland Hutchinson | Improvements in the Means for and in the Method of Knitting Circular Elastic Goods and Hosiery. |
GB475760A (en) * | 1936-01-16 | 1937-11-25 | Scott & Williams Inc | Improvements in knitted fabric comprising elastic thread and process of manufacturing the same |
US2308121A (en) * | 1938-11-16 | 1943-01-12 | Hemphill Co | Knitted fabric |
US2325078A (en) * | 1941-01-09 | 1943-07-27 | Scott & Williams Inc | Knit fabric |
US2720097A (en) * | 1952-08-11 | 1955-10-11 | Mond William De | Surgical stocking |
FR1119198A (fr) * | 1954-11-30 | 1956-06-15 | Elastic Champagne | Procédé nouveau permettant d'obtenir des tricots élastiques |
DE1718269U (de) * | 1955-11-18 | 1956-03-08 | Rectoform G M B H Bandagen Fab | Doppeltelastisch gestrickter krampfaderstrumpf. |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3392552A (en) * | 1964-11-13 | 1968-07-16 | Munsingwear Inc | Stretchable fabric |
US3461695A (en) * | 1967-09-19 | 1969-08-19 | Kendall & Co | Two-way stretch garment incorporating inlaid elastomeric yarn |
US3478544A (en) * | 1967-09-25 | 1969-11-18 | Kayser Roth Corp | Method of knitting sheer seamless support stockings |
US3546900A (en) * | 1968-05-06 | 1970-12-15 | Kendall & Co | Tubular-knitted elastic stocking with differentially knitted instep and heel |
US3651670A (en) * | 1969-06-26 | 1972-03-28 | Burlington Industries Inc | Hosiery-girdle-type pantyhose |
US3889494A (en) * | 1970-11-23 | 1975-06-17 | Kendall & Co | Stocking with compensated knee pressure |
US4086790A (en) * | 1975-09-30 | 1978-05-02 | A.I.R. Industries, Inc. | Therapeutic garment and method |
US4048818A (en) * | 1976-05-27 | 1977-09-20 | Zimmer U.S.A., Inc. | Therapeutic stocking and method |
WO1981001425A1 (en) * | 1979-11-12 | 1981-05-28 | Dunlop Australia Ltd | Improved knitted sock |
US20210315741A1 (en) * | 2018-12-21 | 2021-10-14 | Ajou University Industry-Academic Cooperation Foundation | Compression stocking for hemiplegia patient |
US20220125646A1 (en) * | 2020-10-23 | 2022-04-28 | Chuang Yueh Enterprise Co., Ltd | Compression sock |
Also Published As
Publication number | Publication date |
---|---|
BE680359A (en:Method) | 1966-10-31 |
GB1147704A (en) | 1969-04-02 |
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