A type of jeans with 3D hip area

By setting longitudinal and transverse shrinkage lines and deformation zones on the outer seam of the main body of the jeans, the problem of traditional jeans not conforming to the three-dimensional curves of the human body is solved, achieving a natural bulge in the buttocks and lower abdomen, and improving wearing comfort.

CN224268369UActive Publication Date: 2026-05-26SHANGHAI LUXIAOXIAOWAN INFORMATION TECHNOLOGY CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SHANGHAI LUXIAOXIAOWAN INFORMATION TECHNOLOGY CO LTD
Filing Date
2025-07-22
Publication Date
2026-05-26

AI Technical Summary

Technical Problem

Traditional jeans, due to their flat-cut technology, are difficult to conform to the three-dimensional curves of key areas such as the hips and lower abdomen, resulting in problems such as tightness or excessive looseness when worn.

Method used

The back of the jeans features longitudinal and transverse shrinkage lines along the outer seam. Combined with the deformation zone, these lines create wavy pleats that are released through high-temperature treatment, resulting in a natural bulge that conforms to the curves of the human body.

Benefits of technology

It achieves a natural bulge in the hips and lower abdomen area of ​​the jeans, conforming to the body's curves, avoiding tightness, and enhancing wearing comfort.

✦ Generated by Eureka AI based on patent content.

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Abstract

This utility model belongs to the field of clothing technology, specifically relating to a pair of jeans with a 3D hip area. The jeans include a front panel, a back body, and a waistband. A longitudinal tapering line is provided between the back waistband opening and the back crotch line on the outer seam side of the back body. The longitudinal tapering line extends along the edge of the outer seam side of the back body. When the back body is laid flat, the corresponding position of the hip area is raised. The jeans of this utility model form a natural bulge conforming to the curve of the human hip at the corresponding position of the hip area of ​​the back body, thus fitting the curve of the human hip.
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Description

Technical Field

[0001] This utility model belongs to the field of clothing technology, specifically relating to a pair of jeans with a 3D hip area. Background Technology

[0002] Traditional jeans design is primarily based on flat-panel cutting techniques. However, the human body is a complex three-dimensional structure, especially with distinct three-dimensional curves in key areas such as the hips, lower abdomen, knees, and waist. Therefore, flat-panel jeans struggle to conform to these curves, resulting in jeans that are either too tight or too loose around the hips and lower abdomen. A patent, "A Patchwork Jeans" (CN221843892U), achieves a comfortable, non-restrictive fit by using fabrics with different weft shrinkage rates for the front and back panels. However, it still relies on the fabric's elasticity to conform to the body's curves, lacking a natural three-dimensional effect. Therefore, the development of jeans with a 3D hip area is needed. Utility Model Content

[0003] To solve the above problems, this utility model provides a pair of jeans with a 3D hip area. The jeans include a front panel, a back body, and a waistband. A longitudinal tapering line is provided between the back waistband end and the back crotch line on the outer side of the back body. The longitudinal tapering line extends along the edge of the outer side of the back body. When the back body is in a separated and flat state, the corresponding position of the hip area of ​​the back body is raised.

[0004] In some embodiments of this utility model, the longitudinal tapering line covers at least 3 / 4 of the section between the back waist cuff and the back cross cuff line on the side edge of the outer trouser seam of the back body.

[0005] In some embodiments of this utility model, the longitudinal tapering line extends at least from the rear waist opening end to the rear crossbar line.

[0006] In some embodiments of this utility model, one end of the longitudinal tapering line is located at the lower back opening, and the other end is located between the rear cross brace and the midpoint of the thigh segment.

[0007] In some embodiments of this utility model, the rear body has a rear arc-shaped deformation zone on the crotch side of the longitudinal shrinkage line.

[0008] In some embodiments of this utility model, the height of the highest point of the bulge is 1 to 4 cm.

[0009] In some embodiments of this utility model, the arc-shaped edge of the rear arc-shaped deformation zone forms an angle of 16 to 39° with the edge of the outer trouser seam side of the rear body body;

[0010] In some embodiments of this utility model, the lateral width of the rear arc-shaped deformation zone does not exceed 1 / 2 of the rear crossbar line.

[0011] In some embodiments of this utility model, the upper part of the rear body is provided with a transverse tapering line.

[0012] In some embodiments of this utility model, the back body body includes a spliced ​​yoke and a back pant piece from top to bottom, and the lateral tapering line includes a tapering line along the upper edge of the back pant piece and / or a tapering line along the upper edge of the yoke.

[0013] In some embodiments of this utility model, the shrinkage along the shrinkage line on the back trouser piece is less than the shrinkage along the longitudinal shrinkage line.

[0014] In some embodiments of this utility model, the tapering line along the upper edge of the back trouser piece is located in the middle of the upper edge of the back trouser piece and extends along the edge of the upper edge of the back trouser piece, and the total length of the tapering line along the upper edge of the back trouser piece is 3 / 4 to 4 / 5 of the total length of the upper edge of the back trouser piece.

[0015] In some embodiments of this utility model, the yoke upper edge shrinkage line extends along the edge of the yoke upper edge, and the total length of the yoke upper edge shrinkage line is consistent with the length of the yoke upper edge.

[0016] In some embodiments of this utility model, the outer seam side of the front trouser piece is provided with a front trouser piece side edge tapering line.

[0017] In some embodiments of this utility model, the upper edge of the front trouser piece is provided with a waistband tapering line.

[0018] In some embodiments of this utility model, the side edge of the front trouser piece extends along the edge of the outer seam of the front trouser piece, and the side edge of the front trouser piece extends at least from the front waist opening end of the outer seam of the front trouser piece to the front crotch line.

[0019] In some embodiments of this utility model, the total length of the waistband tapering line is consistent with the length of the upper edge of the front trouser piece.

[0020] In some embodiments of this utility model, one end of the side edge of the front trouser piece is located at the front waist opening, and the other end is located between the front crotch line and the midpoint of the thigh section.

[0021] In some embodiments of this utility model, the front trouser piece has a front arc-shaped deformation area on the crotch side along the shrinkage line on the front trouser piece side.

[0022] In some embodiments of this utility model, the arc-shaped edge of the front arc-shaped deformation zone forms an angle of 16 to 39° with the edge of the outer seam side of the front trouser piece.

[0023] In some embodiments of this utility model, the lateral width of the front arc-shaped deformation zone does not exceed 1 / 2 of the front crossbar line.

[0024] In some embodiments of this utility model, the stitch density of the shrinkage thread is 8 to 13 stitches per 3 centimeters.

[0025] In some embodiments of this utility model, the shrinkage amount of each shrinkage line is 2-7%.

[0026] In some embodiments of this utility model, the rear body does not have a sash.

[0027] The beneficial effects of this utility model are as follows:

[0028] This invention features a gather-up seam on the outer seam of the back panel of jeans. Through the combination of longitudinal and transverse gather-up seams on the back panel, a natural bulge is created at the hip area. Furthermore, a deformation zone is incorporated to release the wrinkles formed by the gather-up seams, further creating a natural bulge at the hip area that conforms to the curve of the human hip. The jeans of this invention achieve a bulge height of 1-4cm at the hip area, allowing them to fit snugly against the body's hip curve and avoid feeling tight. A gather-up seam is also provided along the upper edge of the yoke to allow for waist elasticity and further enhance the natural bulge at the hip area. Similarly, gather-up seams along the side edges, a waistband gather-up seam, and a deformation zone are provided on the front panel to create a natural bulge at the lower abdomen area that conforms to the curve of the lower abdomen. Attached Figure Description

[0029] Figure 1 This is a schematic diagram of the shrinking path.

[0030] Figure 2 This is a schematic diagram of the tapered area of ​​the front trouser piece.

[0031] Figure 3 This is a schematic diagram of the tapered area of ​​the main body at the rear.

[0032] Figure 4 This is a schematic diagram of the shrinkage area when the main body of the back is divided into a yoke and back trousers.

[0033] Figure 5 This is a schematic diagram of the front arc-shaped deformation zone of the front trouser piece.

[0034] Figure 6 This is a schematic diagram of the rear arc-shaped deformation zone of the main body.

[0035] Figure 7 This is a diagram showing a raised area corresponding to the buttocks of the main body.

[0036] Figure Labels

[0037] 1-Front panel; 11-Outer side seam of front panel; 12-Front waistband; 13-Front crotch line; 14-Front mid-crotch line.

[0038] 2-Back body main body; 21-Back body main body outer trouser seam side; 22-Back waistband end; 23-Back crotch line; 24-Back mid-crotch line; 25-Yoke; 26-Back trouser piece.

[0039] 3- Vertical shrinking line;

[0040] 4-Rear arc-shaped deformation zone;

[0041] 51 - The upper edge of the back trousers is gathered;

[0042] 52 - The upper edge of the yoke is narrowed;

[0043] 6- The side edge of the front trouser panel has a gathered seam;

[0044] 7-Waistline tapering;

[0045] 8- Front arc-shaped deformation zone. Detailed Implementation

[0046] In the description of this utility model, it should be noted that the structures, proportions, sizes, etc., illustrated in the accompanying drawings are only for illustrative purposes to aid those skilled in the art and are not intended to limit the implementation of this utility model. Therefore, they have no substantial technical significance. Any modifications to the structure, changes in proportions, or adjustments to size, without affecting the effectiveness and purpose of this utility model, should still fall within the scope of the technical content disclosed in this utility model. Furthermore, the terms "center," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," and "outer," indicating orientation or positional relationships, are based on the orientation or positional relationships shown in the drawings and are only for the convenience of describing this utility model and simplifying the description. They do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation on this utility model. In addition, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0047] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," "linking," and "communication" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection, an electrical connection, or a stitched connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal communication between two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0048] The jeans of this utility model are as follows Figures 1-6 As shown, the jeans include two front panels 1, two back panels 2, and a waistband (not shown). The two front panels 1, two back panels 2, and the waistband 3 are spliced ​​together to form the complete jeans body. The splicing can be achieved, for example, by sewing.

[0049] In this invention, the shrinkage line is a straight sewing thread that creates uniform wavy pleats in the fabric. Fabric sewn with this shrinkage line has a thread length at the seam shorter than the original length of the fabric; hence the name "shrinkage line." Figure 1 As shown.

[0050] Shrinkage can be achieved by sewing on jeans using a sewing machine or other techniques. Specifically, during sewing, by controlling the teeth of the sewing machine, the tilt of the presser foot, or by adjusting the mixing of the top and bottom threads, the fabric is pushed into a wavy pleat. At the same time, straight stitches are sewn on the wavy pleats. After sewing, the wavy pleats are fixed by the straight stitches, achieving the visual effect of shortening the overall length of the fabric at the shrinkage point. That is, the apparent length of the fabric at the shrinkage point is shorter than the original length of the fabric in its flat state.

[0051] In this application, shrinkage amount = original length of fabric before shrinkage line - length of shrinkage line / original length of fabric before shrinkage line.

[0052] The tapered design creates a natural bulge at the hip area of ​​the main body 2.

[0053] In a preferred embodiment, the back body 2 is provided with a deformation zone. The wave-shaped pleats formed by the shrinkage line are released by the deformation zone, and the fabric at the longitudinal shrinkage line 3 can present a flat state. The wrinkle capacity is transferred to the buttocks, so that the buttocks of the jeans can further form a natural bulge that conforms to the curve of the human body.

[0054] The shrinkage seam is neither a dart, nor an overlock seam, nor a seam connecting the front and back trouser pieces; it is set separately on the back body 2 or the front trouser piece 1.

[0055] The tapering lines on the rear main body 2 are as follows Figure 3As shown, a longitudinal tapering line 3 is provided between the back waist opening 22 and the back cross crotch line 23 on the back body outer trouser seam side 21. The longitudinal tapering line 3 extends along the edge of the back body outer trouser seam side 21 and covers at least 3 / 4 of the section between the back waist opening 22 and the back cross crotch line 23 on the edge of the back body outer trouser seam side 21. That is, tapering lines can exist in any section between the back waist opening 22 and the back cross crotch line 23 on the edge of the back body outer trouser seam side 21. It is only necessary to have a longitudinal tapering line 3 in 3 / 4 of the section between the back waist opening 22 and the back cross crotch line 23. Based on this, the longitudinal tapering line 3 can be extended or not. For example, the total length of the longitudinal tapering line 3 can be only 3 / 4 of the length between the back waist opening 22 and the back cross crotch line 23, or the longitudinal tapering line 3 can be extended.

[0056] By setting the longitudinal shrinkage line 3, the rear body 2, when in the separated and flattened state, causes the corresponding position of the buttocks of the rear body 2 to bulge, such as... Figure 7 As shown. The separated and flattened state refers to the state in which a single layer of fabric is laid flat without any external force pulling or pushing.

[0057] The longitudinal tapering line 3 can extend. In a preferred embodiment, the longitudinal tapering line 3 extends at least from the rear waist opening 22 to the rear crossbar line 23. Specifically, the rear body 2 only needs to have the longitudinal tapering line 3 in the complete section between the rear waist opening 22 and the rear crossbar line 23. Based on this, the longitudinal tapering line 3 can be extended or not. For example, the total length of the longitudinal tapering line 3 can be only the length between the rear waist opening 22 and the rear crossbar line 23, or it can include not only the length between the rear waist opening 22 and the rear crossbar line 23, but also continue to extend from the rear crossbar line 23 towards the thigh. The thigh generally refers to the section between the crossbar line and the mid-crotch line, such as the section between the rear crossbar line 23 and the rear mid-crotch line 24, and the section between the front crossbar line 13 and the front mid-crotch line 14.

[0058] Specifically, one end of the longitudinal shrinkage line 3 is located at the lower back opening 22, and the other end is located between the rear crossbar line 23 and the midpoint of the thigh segment. That is, the other end of the longitudinal shrinkage line 3 can be located at any position between the rear crossbar line 23 and the midpoint of the thigh segment. For example, it can be located on the rear crossbar line 23, or at the midpoint of the thigh segment, or at a position between the rear crossbar line 23 and the midpoint of the thigh segment.

[0059] like Figure 6As shown, the back body 2 may also have a rear arc-shaped deformation zone 4 on the crotch side of the longitudinal shrink line 3. The arc-shaped deformation zone can be formed by high-temperature treatment (e.g., ironing) to deform the fabric structure. Through high-temperature treatment, the fabric structure at the rear arc-shaped deformation zone can be magnified and observed to differ from the fabric structure outside the rear arc-shaped deformation zone, such as differences in yarn direction and / or spacing. Through the rear arc-shaped deformation zone 4, the folds formed by the longitudinal shrink line 3 are released towards the area corresponding to the buttocks, and the fabric at the longitudinal shrink line 3 becomes flat. The wrinkle capacity is transferred to the buttocks, making the buttocks of the jeans further form a natural bulge that conforms to the curve of the human body.

[0060] The angle β formed by the arc-shaped edge of the rear arc-shaped deformation area 4 and the edge of the rear body body outer trouser seam side 21 is 16 to 39°. The lateral width L2 of the rear arc-shaped deformation area 4 does not exceed 1 / 2 of the rear crossbar line 23. That is, the rear arc-shaped deformation area 4 is only distributed in the area within half of the lateral width of the rear body body 2. In a preferred embodiment, the rear arc-shaped deformation area 4 is an axisymmetric figure, and its axis of symmetry M2 is perpendicular to the edge of the rear body body outer trouser seam side 21.

[0061] In a further preferred embodiment, the upper part of the rear body 2 is provided with a transverse shrinkage line 4, which can further cooperate with the above-mentioned longitudinal shrinkage line 3 so that when the rear body 2 is in a separated and flat state, the bulge at the corresponding position of the buttocks of the rear body 2 is more in line with the curve of the human body.

[0062] like Figure 3 and Figure 4 As shown, the back body body 2 may include, from top to bottom, a yoke 25 and a back pant piece 26 spliced ​​together, and the yoke 25 and the back pant piece 26 may be connected by sewing thread to form the back body body 2.

[0063] The lateral shrinkage line 4 can be a shrinkage line 51 on the upper edge of the back pant piece 26, or a shrinkage line 52 on the upper edge of the yoke 25, or it can include both the shrinkage line 51 on the upper edge of the back pant piece 26 and the shrinkage line 52 on the upper edge of the yoke 25.

[0064] Specifically, the back pant piece upper edge tapering line 51 is located in the middle of the upper edge of the back pant piece 26 and extends along the edge of the upper edge of the back pant piece 26. The total length of the back pant piece upper edge tapering line 61 can be 3 / 4 to 4 / 5 of the total length of the upper edge of the back pant piece 26. The total length of the yoke upper edge tapering line 52 can be the same as the length of the upper edge of the yoke 25.

[0065] In some embodiments, the amount of shrinkage along the upper edge of the back trouser piece 51 is less than the amount of shrinkage along the longitudinal shrinkage line 3. Therefore, the wavy pleats formed at the upper edge of the back trouser piece 51 are gentler. Compared to the wavy pleats formed at the longitudinal shrinkage line 3, the wavy pleats formed at the upper edge of the back trouser piece 51 are not obvious when observed at social distance.

[0066] In this invention, the height of the highest point of the bulge at the buttocks of the rear body 2 is 1-4 cm.

[0067] In this utility model, the rear body 2 does not have a sash.

[0068] like Figure 2 As shown, in some embodiments, the outer seam side 11 of the front trouser piece may also be provided with a front trouser piece side edge shrink line 6. Through the front trouser piece side edge shrink line 6, the corresponding position of the lower abdomen of the front trouser piece 1 can be raised when the front trouser piece 1 is in a separated and flat state.

[0069] The side edge tapering line 6 of the front trouser piece extends along the edge of the outer seam side 11 of the front trouser piece, and the side edge tapering line 6 of the front trouser piece extends at least from the front waist opening end 12 of the outer seam side 11 of the front trouser piece to the front crotch line 13. Specifically, the front trouser piece 1 only needs to have the side edge tapering line 6 of the front trouser piece in the complete section between the front waist opening end 12 and the front crotch line 13. On this basis, the side edge tapering line 6 of the front trouser piece can be extended or not. For example, the total length of the side edge tapering line 6 of the front trouser piece can be only the length between the front waist opening end 12 and the front crotch line 13, or it can include not only the length between the front waist opening end 12 and the front crotch line 13, but also continue to extend from the front crotch line 13 to the thigh section.

[0070] Specifically, one end of the side edge tapering line 6 of the front pant piece is located at the front waist opening 12, and the other end is located between the front crotch line 13 and the midpoint of the thigh segment. That is, the other end of the side edge tapering line 6 of the front pant piece can be located at any position between the front crotch line 13 and the midpoint of the thigh segment. For example, it can be located on the front crotch line 13, or at the midpoint of the thigh segment, or at a position between the front crotch line 13 and the midpoint of the thigh segment.

[0071] like Figure 2 As shown, in some embodiments, the front trouser piece 1 may also be provided with a waistband tapering line 7. The waistband tapering line 7 extends along the upper edge of the front trouser piece 1. The total length of the waistband tapering line 7 is the same as the length of the upper edge of the front trouser piece 1.

[0072] like Figure 5As shown, the front trouser panel 1 may also have a front arc-shaped deformation zone 8 on the crotch side along the shrink line 6. This arc-shaped deformation zone can be formed by high-temperature treatment (e.g., ironing) to deform the fabric structure. Through high-temperature treatment, the fabric structure at the front arc-shaped deformation zone, when magnified, shows differences from the fabric structure outside the front arc-shaped deformation zone, such as differences in yarn direction and / or spacing. The front arc-shaped deformation zone 8 releases the wrinkles formed along the shrink line 6 on the front trouser panel side, resulting in a smooth fabric surface. The wrinkle capacity is transferred to the lower abdomen, further shaping the lower abdomen of the jeans to conform to the natural curves of the human body.

[0073] The angle α formed by the arcuate edge of the front arcuate deformation zone 8 and the edge of the outer trouser seam side 11 of the front trouser piece is 16-39°, and the lateral width L1 of the front arcuate deformation zone 8 does not exceed 1 / 2 of the front crossbar line 13. In a preferred embodiment, the front arcuate deformation zone 8 is an axisymmetric figure, and its axis of symmetry M1 is perpendicular to the edge of the outer trouser seam side 11 of the front trouser piece.

[0074] In this utility model, the longitudinal shrink line 3, the transverse shrink line 4, the front trouser side edge shrink line 6, and the waist cuff shrink line 7 can all be a single sewing thread or a group of parallel sewing threads. For example, the longitudinal shrink line 3 can be a single thread or a group of two or more parallel threads; if it is composed of a group of parallel sewing threads, the distance between adjacent sewing threads should be as close as possible.

[0075] In this invention, the stitch density of the longitudinal shrinkage line 3, the transverse shrinkage line 4, the front trouser side edge shrinkage line 6, and the waist cuff shrinkage line 7 can typically be 8 to 13 stitches per 3 centimeters.

[0076] In this utility model, the shrinkage amount of the longitudinal shrinkage line 3, the transverse shrinkage line 4, the front trouser side edge shrinkage line 6, and the waist cuff shrinkage line 7 is 2 to 7%.

[0077] The above embodiments are merely illustrative of the principles and effects of this utility model and are not intended to limit the scope of this utility model. Any person skilled in the art can modify or alter the above embodiments without departing from the spirit and scope of this utility model. Therefore, all equivalent modifications or alterations made by those skilled in the art without departing from the spirit and technical concept disclosed in this utility model should still be covered by the claims of this utility model.

Claims

1. A pair of jeans with a 3D hip area, characterized in that, The jeans include a front panel (1), a back body (2) and a waistband. A longitudinal shrinkage line (3) is provided between the back waistband end (22) and the back crotch line (23) on the outer seam side (21) of the back body. The longitudinal shrinkage line (3) extends along the edge of the outer seam side (21) of the back body. When the back body (2) is in a separated and flat state, the buttocks of the back body (2) are raised.

2. The jeans according to claim 1, characterized in that, The longitudinal tapering line (3) extends at least from the rear waist opening end (22) to the rear crossbar line (23).

3. The jeans according to claim 2, characterized in that, One end of the longitudinal shrinkage line (3) is located at the lower back opening (22), and the other end is located between the rear crossbar line (23) and the midpoint of the thigh segment.

4. The jeans according to claim 1, characterized in that, The rear body (2) has a rear arc-shaped deformation zone (4) on the crotch side of the longitudinal shrinkage line (3); and / or, the height of the highest point of the bulge is 1 to 4 cm.

5. The jeans according to claim 4, characterized in that, The arc-shaped edge of the rear arc-shaped deformation area (4) forms an angle of 16 to 39° with the edge of the outer trouser seam side (21) of the main body; and / or, the lateral width of the rear arc-shaped deformation area (4) does not exceed 1 / 2 of the rear crossbar line (23).

6. The jeans according to any one of claims 1 to 5, characterized in that, The upper part of the rear body (2) is provided with a horizontal tapering line.

7. The jeans according to claim 6, characterized in that, The back body body (2) includes, from top to bottom, a spliced ​​yoke (25) and a back pant piece (26). The lateral tapering lines include a back pant piece upper edge tapering line (51) located on the upper edge of the back pant piece (26), and / or a yoke upper edge tapering line (52) located on the upper edge of the yoke (25).

8. The jeans according to claim 7, characterized in that, The shrinkage amount along the upper edge of the back trouser piece (51) is less than the shrinkage amount along the longitudinal shrinkage line (3).

9. The jeans according to claim 7, characterized in that, The shrinkage line (51) on the upper edge of the back trouser piece is located in the middle of the upper edge of the back trouser piece (26) and extends along the edge of the upper edge of the back trouser piece. The total length of the shrinkage line (51) on the upper edge of the back trouser piece is 3 / 4 to 4 / 5 of the total length of the upper edge of the back trouser piece (26). And / or, the yoke upper edge shrinkage line (52) extends along the edge of the yoke upper edge, and the total length of the yoke upper edge shrinkage line (52) is the same as the length of the yoke upper edge.

10. The jeans according to claim 1, characterized in that, The front trouser piece has a side seam tapering line (6) on the outer trouser seam side (11); and / or, the upper edge of the front trouser piece (1) has a waistband tapering line (7).

11. The jeans according to claim 10, characterized in that, The side edge tapering line (6) of the front trouser piece extends along the edge of the outer trouser seam side (11) of the front trouser piece, and the side edge tapering line (6) of the front trouser piece extends at least from the front waist opening end (12) of the outer trouser seam side (11) of the front trouser piece to the front crotch line (13); and / or, the total length of the waist opening tapering line (7) is consistent with the length of the upper edge of the front trouser piece.

12. The jeans according to claim 11, characterized in that, One end of the side edge tapering line (6) of the front trousers is located at the front waist opening (12), and the other end is located between the front crotch line (13) and the midpoint of the thigh section; And / or, the front trouser piece (1) has a front arc-shaped deformation area (8) on the crotch side along the shrinkage line (6) on the front trouser piece side.

13. The jeans according to any one of claims 1 to 5 or 7 to 12, characterized in that, The stitch density of each of the described shrinkage lines is 8 to 13 stitches per 3 cm; and / or, the shrinkage amount of each of the described shrinkage lines is 2 to 7%; and / or, the rear body (2) is not equipped with darts.