A collared top
By optimizing the design of the collar and sleeves and using polyester elastic fibers, the problem of high shoulder pressure in collared tops has been solved, achieving a lightweight and comfortable wearing effect, suitable for sports and business occasions.
Patent Information
- Application Number
- CN202180064736.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- Priority Date
- 2020-10-16
- Filing Date
- 2021-10-15
- Publication Date
- 2025-10-31
- Estimated Expiration
- 2041-10-15
AI Technical Summary
The collar design of existing collared tops causes great pressure on the shoulders and is uncomfortable to wear, especially when worn in sports and business occasions.
By optimizing the cut and design of the collar and sleeves, controlling the weight ratio of the collar sample fabric to the isosceles triangle sample fabric, and combining polyester elastic fibers and appropriate fabric structure, the pressure of the collar on the shoulders is reduced, and the wearing comfort is improved.
It features a lightweight and comfortable collar design, suitable for both sports and business occasions, reducing shoulder pressure and improving ease of wear.
Smart Images

Figure CN116133547B_ABST
Abstract
Description
Technical Field
[0001] This invention belongs to the field of clothing, specifically relating to a collared top. Background Technology
[0002] As we all know, the collar of a shirt can enhance one's personal image to a certain extent. However, collared shirts such as polo shirts, shirts, suits, and jackets on the market generally have problems such as high wearing pressure. This is mainly because, in order to ensure that the collar does not deform, most of them will consider thickening the collar or padding the inside of the collar with a support (lining).
[0003] For example, Chinese patent document CN107149176A discloses a collared top with a thickened collar. The top includes a body, sleeves, and a collar. The collar is made of Oxford cloth, and the inner surface of the collar is equipped with a thickened layer, which effectively solves the problem that the collar of the collared top is prone to deformation. However, such a thick collar also increases the pressure on the wearer's shoulders.
[0004] For example, Chinese patent document CN109757797A discloses a T-shirt and a method for manufacturing a T-shirt. The T-shirt includes a top and a collar connected to the top. The collar includes a lapel and a collar stand. The lapel includes a first lapel and a second lapel connected to each other. The first lapel and the second lapel are glued together by double-sided adhesive. The bottom of the lapel is sandwiched inside the collar stand. This simplifies the production process of the collar and makes the collar look more crisp and beautiful. However, it also has the problem of increasing pressure on the wearer's shoulders.
[0005] Reducing the pressure of the collar on the shoulders to improve wearing comfort has become an important development topic. Summary of the Invention
[0006] The purpose of this invention is to provide a collared top that provides less pressure on the shoulders and is more comfortable to wear.
[0007] The solution of the present invention is as follows:
[0008] The collared top of this invention has points B and C, which are obtained by extending horizontally 15cm to the left and right sides from the center point A of the seam between the collar and the body at the back of the neck. Points B and C are connected to the sleeve bottom points E and F on the same side, respectively. A sample fabric with a collar is cut along the edges BE and CF to obtain a front and back piece of fabric. The weight of the sample fabric is recorded as y. Point D is obtained by extending vertically downward 25cm from the center point A. Points B and D, and C and D are connected to form an inverted isosceles triangle. A sample fabric with a collar is cut along the two sides BD and CD of the isosceles triangle to obtain a front and back piece of fabric. The weight of the sample fabric is recorded as x. x and y satisfy the following relationship: (x / y)×100%≦28.0%.
[0009] The collared top of this invention has the advantage of being lightweight, with less pressure on the shoulders from the collar, resulting in good wearing comfort. Such a top is not only suitable for sports occasions but also for business occasions, greatly improving the convenience of wearing it. Attached Figure Description
[0010] (1) Figure 1 This is a front view of the collared top of the present invention. In the figure, A is the center point of the seam between the collar and the body at the back of the neck of the top; B and C are points obtained by extending 15cm horizontally to the left and right sides of point A respectively; D is the point obtained by extending 25cm vertically downward from point A; and E and F are the sleeve bottom points on the same side as points B and C respectively.
[0011] (2) Figure 2 This is a schematic diagram of the back of the collared top of the present invention. A is the center point of the seam between the collar and the body at the back of the neck; B and C are points obtained by extending point A horizontally 15cm to the left and right respectively; E and F are the sleeve bottom points on the same side as points B and C respectively. Line segment a is formed by connecting the center points of line segments BE and CF; line segments b and c are two parallel lines drawn 5cm upwards and downwards respectively from line segment a; points G and H are points where point A is extended vertically downwards and intersects with b and c; points I and J are points obtained by extending point G 10cm to the left and right respectively; and points K and L are points obtained by extending point H 10cm to the left and right respectively.
[0012] (3) Figure 3 This is a schematic diagram of the edge of the collar piece of the collared top of the present invention. Point M is the collar tip, and point N is the end point of the inner collar line.
[0013] (4) Figure 4 This is a schematic diagram of the center of the collar piece of the collared top of the present invention. Point O is the midpoint of the inner collar line, and point P is the midpoint of the outer collar line.
[0014] (5) Figure 5 This is a schematic diagram of the edge of the stand-up collar piece of the collared top of the present invention. Point Q is the end point of the collar seam, and point R is the end point of the upper collar seam.
[0015] (6) Figure 6 This is a schematic diagram of the center of the stand-up collar piece of the collared top of the present invention. Point S is the midpoint of the collar attachment line, and point T is the midpoint of the upper collar line. Detailed Implementation
[0016] The collared top of this invention does not include styles with special sleeve designs such as batwing sleeves or wide-shoulder sleeves. Points B and C are obtained by extending horizontally 15cm to the left and right sides from the center point A of the seam between the collar and the body of the top. Points B and C are connected to the sleeve hem points E and F on the same side, respectively. A sample fabric with a collar is cut along edges BE and CF, connecting the front and back pieces. The weight of this sample fabric is recorded as y. Point D is obtained by extending vertically downwards 25cm from the center point A. Points B and D, and C and D are connected to form an inverted isosceles triangle. A sample fabric with a collar is cut along the two sides BD and CD of the isosceles triangle, connecting the front and back pieces. The weight of this sample fabric is recorded as x. x and y satisfy the following relationship: (x / y)×100%≦28.0%. If it exceeds 28.0%, the wearer will experience pressure (burden) on their shoulders. Furthermore, considering that a collar thickness below 15.0% results in a thinner collar and a decrease in shape retention, limiting the occasions for wearing it, a thickness between 15.0% and 28.0% is preferred, and more preferably between 18.0% and 28.0%. Here, a collared top refers to a top with a back shoulder length between 68 and 76 cm and a width (half the chest circumference) between 50 and 58 cm.
[0017] Preferably, points B and C are obtained by extending horizontally 15cm to the left and right sides from the center point A of the seam between the collar and the body of the top. Points B and C are connected to the sleeve bottom points E and F on the same side. The center points of line segments BE and CF are taken and connected to form line segment a. Based on line segment a, two parallel lines b and c are drawn 5cm upwards and downwards respectively. The parallel lines b and c are extended vertically downwards from the center point A and intersect parallel lines b and c at points G and H respectively. Based on point G, points I and J are obtained 10cm to the left and right respectively. Based on point H, points K and L are obtained 10cm to the left and right respectively. Points I, K, L, J and I are connected in sequence to obtain a rectangular area. The lateral elastic elongation of the fabric in the rectangular area on the back of the top is more than 30%. If the lateral elastic elongation of the aforementioned area is less than 30%, the feeling of restriction on the back tends to increase when wearing the garment, whether in motion or at rest, which may affect wearing comfort and movement flexibility. More preferably, the lateral elastic elongation of the fabric in the rectangular area of the back of the top is 30% to 100%; more preferably, the lateral elastic elongation of the fabric in the rectangular area of the back of the top is 30% to 80%.
[0018] Generally, if the fabric has a certain degree of stiffness and softness, the garment not only has a better shape but also reduces the contact area with the body to some extent, making it feel lighter and more comfortable. Therefore, preferably, the stiffness and softness of the shoulder fabric used in the garment of this invention is 23.0 mm or more. Considering the appearance of the garment, it is further preferred that the stiffness and softness of the shoulder fabric is 23.0 mm to 80.0 mm; more preferably, the stiffness and softness of the shoulder fabric is 23.0 mm to 60.0 mm.
[0019] The collared top of this invention includes a collar, a front part of the garment, a back, shoulders, and sleeves. The fabrics used in these areas can be the same or different. This invention does not impose any limitations on the fiber raw materials of the fabrics used in these areas; they can be rationally selected as needed. Considering factors such as movement tracking and wrinkle resistance, it is preferable that at least one of the aforementioned areas uses fabrics containing polyester elastic fibers; more preferably, all areas use fabrics containing polyester elastic fibers. Examples of polyester elastic fibers include polyethylene terephthalate / polybutylene terephthalate composite fiber (hereinafter referred to as PET / PBT), polyethylene terephthalate / polypropylene terephthalate composite fiber (hereinafter referred to as PET / PTT), polybutylene terephthalate fiber (hereinafter referred to as PBT), polypropylene terephthalate fiber (hereinafter referred to as PTT), and high-shrinkage polyester fiber (hereinafter referred to as high-shrinkage PET), etc. The composite fibers can be in a core-sheath, parallel, or other composite form. High-shrinkage PET fiber refers to PET fiber with a boiling water shrinkage rate of 20% to 80%. Considering factors such as stiffness, high-shrinkage PET fibers are preferred, with a boiling water shrinkage rate of 40% to 80%, and more preferably PET fibers with a boiling water shrinkage rate of 40% to 50%.
[0020] The polyester elastic fiber of the present invention has a smaller monofilament fineness, a smaller bending modulus, and better hand softness. The preferred monofilament fineness is 0.7 to 2.8 dtex. Considering stiffness and other properties, a monofilament fineness of 1.0 to 2.8 dtex is more preferred.
[0021] The collared top of this invention does not have a particularly limited fabric weave and can be selected according to needs. For example, when used in spring and summer, the weave can be plain weave, chain stitch, warp twill, pique knit, plain knit, etc. Considering the need for elasticity and a crisp, structured look, plain weave is preferred. When used in autumn and winter, the weave can be double-layer air layer weave, cotton-wool weave, Roman weave, etc. Considering that autumn and winter clothing needs to have not only elasticity and a crisp, structured look, but also excellent warmth and a napped effect, double-layer air layer weave is preferred.
[0022] Preferably, the fabric forming the garment of the present invention has a transverse density of 35-80 loops / inch and a longitudinal density of 40-90 loops / inch. When such fabric is used on the back and shoulders, it not only reduces constriction on the back but also reduces the contact area between the fabric and the skin, resulting in a lightweight feel. More preferably, the transverse density is 50-70 loops / inch and the longitudinal density is 60-80 loops / inch.
[0023] The collar of the garment of this invention can be made up of multiple layers as needed. The more layers there are, the better the stiffness. However, it is recommended not to exceed 3 layers, otherwise the pressure (load) on the shoulders will tend to increase.
[0024] Preferably, the collar of the garment of this invention can be padded as needed. The thicker the padded collar, the better its shape retention. However, it is not recommended to padded it too much, otherwise the pressure (burden) on the shoulders will tend to increase.
[0025] The collar of this invention's top can be a turn-down collar, a stand-up collar, or a square collar. For spring and summer use, a turn-down collar is preferred. For autumn and winter use, a stand-up collar is preferred.
[0026] Preferably, in the present invention, when the collar is turned down, the width of the collar piece in the middle (the distance from the midpoint of the outer collar line to the midpoint of the inner collar line) is 1-10 cm, and the width of the collar piece edge (the distance from the end point of the outer collar line to the collar point) is 2-10 cm; when the collar is stood up, the width of the collar piece in the middle (the distance from the midpoint of the collar seam to the midpoint of the top collar line) is 1-10 cm, and the width of the collar piece edge (the distance from the apex of the collar seam to the end point of the top collar line on the same side) is 2-10 cm. The collar piece width within the above range not only ensures the crispness of the collar, but also provides a moderate contact area between the collar and the neck without causing pressure (burden).
[0027] Preferably, in the garment of the present invention, when a placket is present, the placket is a straight placket. Similarly, the number of composite layers of the placket can be selected as needed; the more layers, the greater the pressure (weight) tends to be.
[0028] The top of this invention allows for the selection of the number of composite layers at the shoulders as needed. The more layers, the better the shape retention, but it is not recommended to exceed two layers, otherwise the pressure (burden) on the shoulders tends to increase.
[0029] The number of composite layers in the area above the waist and below the shoulders of the garment of this invention can be selected as needed. The more layers, the better the shape retention, but it is not recommended to exceed 2 layers, otherwise the pressure (weight) in this area tends to increase.
[0030] The jacket of this invention may have buttons on its placket, which may be metal or resin buttons, or it may have no placket and use accessories such as zippers. The number of metal or resin buttons is not particularly limited and can be selected as needed, preferably 3 to 4. There are no particular limitations on the buttons and accessories, but their weight is preferably between 2g and 8g, and lightweight materials should be used as much as possible.
[0031] The present invention will be further described below with reference to embodiments and comparative examples.
[0032] The testing methods for each parameter involved in this invention are as follows.
[0033] (1) Elastic elongation
[0034] The test was conducted according to JIS L1096:2010D method (fixed load of 9.8N).
[0035] (2) Stiffness
[0036] The test was conducted according to JIS L1096:2010A.
[0037] (3) Boiling water shrinkage rate
[0038] The test was conducted according to JIS L1013:2010B.
[0039] (4) Wearing comparison experiment
[0040] Twenty men of Asian size L were selected as subjects for the wearing experiment. A subjective reporting method was used, comparing and scoring each pair of the embodiment and control sample 1 (or control sample 2). The total weight of the control sample garment was the same as that of the embodiment garment. Using the weight of the control sample as a benchmark, subjects were asked about their feelings, with the following scoring criteria: -2: Significantly light or very comfortable during exercise; -1: Somewhat light or fairly comfortable during exercise; 0: Neither light nor heavy or no noticeable difference; 1: Somewhat heavy or poorly comfortable during exercise; 2: Significantly heavy or very poorly comfortable during exercise. During the wearing experiment, subjects were kept quiet for 30 minutes in a room with a temperature of 26°C and a humidity of 50% RH to ensure their bodies were in a stable state. They were blindfolded to eliminate subjective judgments based on visual perception. The control sample was worn first, followed by the garment of this invention for comparison. Subjects were asked to give scores for standing static wearing the garment and for upright push-ups (where subjects had their legs shoulder-width apart, toes 50cm from the wall, and hands 30cm apart on the wall, and performed upright push-ups for 30 seconds at a metronome speed of 30 repetitions per minute). The average score reported by 20 subjects was taken as the data for standing and push-up postures during the comparative wearing experiment of this invention.
[0041] Comparison Sample 1
[0042] This collared top is made from 56dtex / 48f PET DTY, woven in a closed-loop double-warp plain weave to a density of 60*80 loops / inch. The collar features a double-layered turn-down collar with an inner lining; the collar edge is 8cm wide, and the center width is 6cm. The placket has six layers, and the shoulders have one layer. Accessories are limited to 2g. The x / y ratio of this top is 28.0%.
[0043] Comparison Sample 2
[0044] This collared top is made from a double-sided air-layer weave using 30dtex / 36f PET DTY for the outer yarn, 56dtex / 48f PET / PBT DTY for the lining yarn, and 33dtex / 12f high-shrinkage PET FDY (40% boiling water shrinkage) for the connecting yarn. The fabric has a density of 80*65 loops / inch and is cut to create the garment. The collar is a double-layered lapel with an inner lining and a 9cm edge and center width. The placket has six layers, the shoulders have one layer, and the accessories are limited to 8g. The x / y ratio of this top is 28.0%.
[0045] Example 1
[0046] The collared top of this invention was made from 33dtex / 24f PET / PBT DTY fabric woven in a closed-loop double-warp plain weave, with a warp and weft density of 55*75 loops / inch. The collar is a double-layered lapel with an inner lining, and the collar edge width is 5cm, while the center width is 4cm. The placket has six layers, and the shoulders have one layer. The accessories are limited to a weight of 2g. A wearing comparison experiment was conducted with control sample 1. See Table 1 for details.
[0047] Example 2
[0048] The collared top of this invention was made from a double-sided air-layer weave using 30dtex / 36f PET DTY outer yarn, 56dtex / 48f PET / PBTDTY lining yarn, and 33dtex / 12f high-shrinkage PET FDY (50% boiling water shrinkage rate). The fabric, with a warp and weft density of 75*64 loops / inch, was then cut to form the garment. The collar is a double-layered stand-up collar with no internal lining and a 7cm edge and center width. It features a zipper design without a placket. The shoulders are single-layered, and the accessories are limited to 4g in weight. A wearing comparison experiment was conducted with control sample 2. See Table 1 for details.
[0049] Example 3
[0050] The collar is a three-layer lapel with an inner lining. The collar edge width is 6cm, and the center width is 5cm. The rest is the same as in Example 1, resulting in the collared top of this invention. A wearing comparison experiment was conducted with control sample 1. See Table 1 for details.
[0051] Example 4
[0052] The collar is a single-layer lapel without any lining, and the edge width of the collar piece is 3cm, while the center width of the collar piece is 2cm. The rest is the same as in Example 1, resulting in the collared top of this invention. A wearing comparison experiment was conducted with control sample 1. See Table 1 for details.
[0053] Example 5
[0054] The shoulder fabric is made of 60-count cotton yarn in a pique knit, while the remaining fabric is made of 33dtex / 24f PET / PBT DTY in a plain weave knit. The rest of the fabric is the same as in Example 1, resulting in the collared top of this invention. A wearing comparison experiment was conducted with control sample 1. See Table 1 for details.
[0055] Example 6
[0056] The back fabric is made of 60-count cotton yarn, knitted in a plain weave, while the remaining fabric is made of 33dtex / 24f PET DTY, knitted in a chain weave. The rest is the same as in Example 1, resulting in the collared top of this invention. A wearing comparison experiment was conducted with control sample 1. See Table 1 for details.
[0057] Example 7
[0058] The collared top of this invention is made from 60-count cotton yarn woven in a closed-loop double-warp plain weave, resulting in a fabric with a warp and weft density of 70*80 loops / inch. The collar has two layers, no internal lining, and the edge width of the collar piece is 5cm, while the center width is 4cm. The placket has six layers, and the shoulders have one layer. Accessories are limited to a weight of 2g. A wearing comparison experiment was conducted with control sample 1. See Table 1 for details.
[0059] Example 8
[0060] The collared top of this invention was made from a cotton-wool weave using 30dtex / 36f PET DTY for the outer yarn, 56dtex / 48f PET / PBT DTY for the lining yarn, and 33dtex / 12f high-shrinkage PET FDY (50% boiling water shrinkage rate) for the middle connecting yarn. The fabric, with a warp and weft density of 75*64 loops / inch, was then cut to form the garment. The collar is a double-layered stand-up collar with no internal lining and a 7cm edge and center width. It features a zipper design without a placket. The shoulders are single-layered, and the accessories are limited to 4g in weight. A wearing comparison experiment was conducted with control sample 2. See Table 1 for details.
[0061] Example 9
[0062] Using 33dtex / 24f PTT DTY, and otherwise identical to Example 1, the collared top of this invention was obtained. A wearing comparison experiment was conducted with control sample 1. See Table 1 for details.
[0063] Example 10
[0064] The collar is a single-layer lapel with an inner lining. The collar edge width is 2cm, and the center width is 1cm without lining. The rest is the same as in Example 1, resulting in the collared top of this invention. A wearing comparison experiment was conducted with control sample 1. See Table 1 for details.
[0065] Example 11
[0066] Using 33dtex / 24f PET / PBT DTY and plain knit weave, the same as in Example 1, a collared top of the present invention was obtained. A wearing comparison experiment was conducted with control sample 1. See Table 1 for details.
[0067] Example 12
[0068] A fabric with a warp and weft density of 80*75 loops / inch was obtained by weaving a double-sided air-layer structure using 50 dtex / 36f PET DTY outer yarn, 70 dtex / 48f PET / PBT DTY lining yarn, and 33 dtex / 12f high-shrinkage PET FDY (50% boiling water shrinkage rate) connecting yarn. The fabric was then cut as described in Example 2. The collared top of this invention was obtained. A wearing comparison experiment was conducted with control sample 2. See Table 1 for details.
[0069] Comparative Example 1
[0070] The collar is a three-layer lapel, with a center width of 7cm and an edge width of 9cm, otherwise the same as in Example 1, resulting in a collared top. A wearing comparison experiment was conducted with control sample 1. See Table 1 for details.
[0071] Comparative Example 2
[0072] A fabric with a thread count of 24*18 loops / inch was woven from 32-count cotton yarn and a pique knit weave. The collar was a double-ribbed collar made of 33dtex / 24f PET DTY, with a center width of 7cm and an edge width of 8cm. The rest of the design was the same as in Example 1, resulting in a collared top. A wearing comparison experiment was conducted with control sample 1. See Table 1 for details.
[0073] Comparative Example 3
[0074] The garment is made from a 32-count blended yarn of PET / viscose / acrylic staple fiber, in a Roman weave with a density of 60*50 loops / inch. It features a double-layered collar with an internal lining, a 12cm center width, and a 12cm edge width. The shoulders are also double-layered. A wearing comparison experiment was conducted with control sample 2. See Table 1 for details.
[0075] Table 1
[0076]
[0077] According to Table 1,
[0078] (1) As can be seen from Examples 1, 3, 4 and 10, under the same conditions, the smaller x / y is, the lower the score of the wearing comparison test, and the lighter and more comfortable it feels to wear.
[0079] (2) As can be seen from Examples 1 and 5, under the same conditions, the scores of the standing and push-up postures of the top with a shoulder stiffness of 23.5 mm and the top with a shoulder stiffness of 18.2 mm are lower than those of the top with a shoulder stiffness of 18.2 mm in the comparison test. That is, the former feels light and has good comfort when worn.
[0080] (3) As can be seen from Examples 6 and 7, under the same conditions, the standing posture scores of the top with a back lateral elongation of 32.2% and the top with a back lateral elongation of 28.1% are similar in the wearing comparison test. The score of the former in the push-up posture is slightly lower than that of the latter. In other words, the two have similar lightness, but the former has slightly better exercise comfort than the latter.
[0081] (4) As can be seen from Examples 1 and 7, under the same conditions, the standing posture scores of the top made of PET / PBT DTY and the top made of cotton yarn are similar in the wearing comparison test. The score of the former in the push-up posture is lower than that of the latter. In other words, the lightness of the two is similar, but the former is much more comfortable to move than the latter.
[0082] (5) As can be seen from Comparative Example 1 and Example 3, under the same conditions, the scores of the standing posture and push-up posture of the top with x / y of 30.1% and the top with x / y of 27.4% in the comparative test were much higher than those of the top with x / y of 27.4%. That is, the former not only had a feeling of pressure (weight) on the shoulders when wearing it, but also had poor exercise comfort.
Claims
1. A collared top, characterized by: Points B and C are obtained by extending horizontally 15cm to the left and right sides from the center point A of the seam where the collar and body of the garment are joined at the back neck. Points B and C are then connected to the sleeve hem points E and F on the same side, respectively. A sample fabric with the collar attached is cut along edges BE and CF. The weight of this sample fabric is recorded as y. ; Extend vertically downwards from the center point A by 25cm to obtain point D. Connect points B and D, and points C and D to form an inverted isosceles triangle. Cut out a sample fabric with a collar and front and back pieces connected along the two legs BD and CD of the isosceles triangle. Weigh the sample fabric and record the weight as x. x and y satisfy the following relationship: (x / y)×100%≤28.0%.
2. The collared top according to claim 1, characterized in that: Points B and C are obtained by extending horizontally 15cm to the left and right from the center point A of the seam between the collar and the body of the top. Points B and C are connected to the sleeve bottom points E and F on the same side. The center points of line segments BE and CF are taken and connected to form line segment a. Based on line segment a, two parallel lines b and c are drawn 5cm upwards and downwards respectively. The parallel lines b and c are extended vertically downwards from the center point A and intersect parallel lines b and c at points G and H respectively. Based on point G, points I and J are obtained 10cm to the left and right respectively. Based on point H, points K and L are obtained 10cm to the left and right respectively. Points I, K, L, J and I are connected in sequence to obtain the rectangular area of the back of the top. The lateral elastic elongation of the fabric in the rectangular area of the back of the top is more than 30%.
3. The collared top according to claim 1, characterized in that: The stiffness of the shoulder fabric of the collared top is 23.0 mm or more.
4. The collared top according to any one of claims 1 to 3, characterized in that: The fabric forming the collared top includes polyester elastic fibers, which are one or more of polyethylene terephthalate / polybutylene terephthalate composite fibers, polyethylene terephthalate / polypropylene terephthalate composite fibers, polybutylene terephthalate fibers, polypropylene terephthalate fibers, and high-shrinkage polyester fibers.
Citation Information
Patent Citations
Collared coat with thickened collar
CN107149176A
T-shirt and T-shirt manufacturing method
CN109757797A
Men's Chinese tunic suit stand collar and manufacturing method thereof
CN103689840A
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