Woven fabric and method for manufacturing same

Abstract

A woven fabric to facilitate formation of embellishments such as pleats has a plurality of warp and weft yarns interlaced with each other, wherein some of the plurality of warp yarns 10 are strands of shrinkable warp yarn 21 that shrink in a lengthwise direction thereof more than the other warp yarns when subjected to a specific process, the shrinkable warp yarns 21 have, at least in one section in the lengthwise direction, a first leap portion 21 J leaping over a first predetermined number of adjacent weft yarns 12 , and a plurality of the first leap portions 21 J are positioned in a first predetermined pattern. Shrinkable weft yarns 22 that shrink in a lengthwise direction thereof more than the other weft yarns when subjected to the specific process can be used in some of weft yarn 12.

1 . A woven garment, comprising:
 a plurality of strands of warp yarn; and   a plurality of strands of weft yarn interlaced with the plurality of strands of warp yarn, wherein   some of the plurality of strands of warp yarn are strands of shrinkable warp yarn that shrink in a lengthwise direction thereof more than the other strands of warp yarn when subjected to a specific process,   the strands of shrinkable warp yarn have, at least in one section in the lengthwise direction, a first leap portion where a first predetermined number of adjacent strands of weft yarn are leaped over, and   a plurality of the first leap portions are positioned in a first predetermined pattern.   
     
     
         2 . The woven fabric according to  claim 1 , wherein
 some of the plurality of strands of weft yarn are strands of shrinkable weft yarn that shrink in a lengthwise direction thereof more than the other strands of weft yarn when subjected to the specific process,   the strands of shrinkable weft yarn have, at least in one section in the lengthwise direction, a second leap portion where a second predetermined number of adjacent strands of warp yarn are leaped over, and   a plurality of the second leap portions are positioned in a second predetermined pattern.   
     
     
         3 . The woven fabric according to  claim 2 , further comprising a base weave that is obtained by interlacing the other strands of warp yarn and the other strands of weft yarn, wherein
 the first predetermined number is set to be greater than the number of the other strands of weft yarn leaped over by the other strands of warp yarn in the base weave.   
     
     
         4 . The woven fabric according to  claim 3 , wherein
 the second predetermined number is set to be greater than the number of the other strands of warp yarn leaped over by the other strands of weft yarn in the base weave.   
     
     
         5 . The woven fabric according to  claim 4 , wherein
 the first leap portion is either a front-side first leap portion passing across the front side of the woven fabric or a rear-side first leap portion passing across the rear side of the woven fabric,   the second leap portion is either a front-side second leap portion passing across the front side of the woven fabric or a rear-side second leap portion passing across the rear side of the woven fabric,   the front-side first leap portion is positioned in a predetermined front-side first pattern included in the first predetermined pattern,   the rear-side first leap portion is positioned in a predetermined rear-side first pattern included in the first predetermined pattern,   the front-side second leap portion is positioned in a predetermined front-side second pattern included in the second predetermined pattern, and   the rear-side second leap portion is positioned in a predetermined rear-side second pattern included in the second predetermined pattern.   
     
     
         6 . The woven fabric according to  claim 5 , wherein
 the predetermined front-side first pattern and the predetermined rear-side first pattern are set in such a manner that the front-side first leap portion and the rear-side first leap portion are close to each other, and   the predetermined front-side second pattern and the predetermined rear-side second pattern are set in such a manner that the front-side second leap portion and the rear-side second leap portion are close to each other.   
     
     
         7 . The woven fabric according to  claim 1 , wherein
 the strands of shrinkable warp yarn are positioned between a plurality of the other strands of warp yarn in a third predetermined pattern, and   the strands of shrinkable weft yarn are positioned between a plurality of the other strands of weft yarn in a fourth predetermined pattern.   
     
     
         8 . The woven fabric according to  claim 2 , wherein
 the strands of shrinkable warp yarn form a constant first shrunk portion by shrinking in the lengthwise direction thereof more than the other strands of warp yarn when subjected to the specific process, and   the strands of shrinkable weft yarn form a constant second shrunk portion by shrinking in the lengthwise direction thereof more than the other strands of weft yarn when subjected to the specific process.   
     
     
         9 . The woven fabric according to  claim 8 , wherein
 a first fold line portion is formed along a weft direction by arranging a plurality of the first shrunk portions in a continuous manner,   a second fold line portion is formed along a warp direction by arranging a plurality of the second shrunk portions in a continuous manner, and   a third fold line portion is formed along an oblique direction between the weft direction and the warp direction by arranging the plurality of first shrunk portions and the plurality of second shrunk portions in a predetermined direction.   
     
     
         10 . The woven fabric according to  claim 9 , wherein
 the first shrunk portions and the second shrunk portions are stretchable in response to external force.   
     
     
         11 . A method for manufacturing a woven fabric, comprising:
 positioning, between a plurality of strands of warp yarn and in a first predetermined pattern, shrinkable warp yarn that shrinks more than the other strands of warp yarn when subjected to a specific process, in such a manner as to form at least one first leap portion where a first predetermined number of adjacent strands of weft yarn are leaped over; and   positioning, between a plurality of strands of weft yarn and in a second predetermined pattern, shrinkable weft yarn that shrinks more than the other strands of weft yarn when subjected to the specific process, in such a manner as to form at least one second leap portion where a second predetermined number of adjacent strands of warp yarn are leaped over.   
     
     
         12 . A woven fabric, comprising:
 a first structure woven with a plurality of strands of warp yarn and a plurality of strands of weft yarn interlaced with the plurality of strands of warp yarn; and   a second structure formed of a plurality of strands of shrinkable warp yarn and a plurality of strands of shrinkable weft yarn and stacked by being weaved into the first structure, wherein   the strands of shrinkable warp yarn have a first leap portion leaping over a first predetermined number of adjacent strands of the weft yarn, with the first leap portion being positioned in a first pattern,   the strands of shrinkable weft yarn have a second leap portion leaping over a second predetermined number of adjacent strands of the warp yarn, with the second leap portion being positioned in a second pattern,   the strands of shrinkable warp yarn form a first shrunk portion against resilience of the first structure by shrinking in a lengthwise direction thereof more than the warp yarn when subjected to a specific process, and   the strands of shrinkable weft yarn form a second shrunk portion against the resilience of the first structure by shrinking in a lengthwise direction thereof more than the weft yarn when subjected to the specific process.   
     
     
         13 . The woven fabric according to  claim 12 , wherein
 the strands of shrinkable warp yarn are positioned between the plurality of strands of warp yarn in a third predetermined pattern, and   the strands of shrinkable weft yarn are positioned between the plurality of strands of weft yarn in a fourth predetermined pattern.   
     
     
         14 . The woven fabric according to  claim 13 , wherein
 the first leap portion and the second leap portion are formed so as to be located on the front side and/or the rear side of the first structure.   
     
     
         15 . A woven garment, comprising:
 a plurality of strands of warp yarn; and   a plurality of strands of weft yarn interlaced with the plurality of strands of warp yarn, wherein some of the plurality of strands of warp yarn are strands of shrinkable warp yarn that shrink in a lengthwise direction thereof more than the other strands of warp yarn when subjected to a specific process,   the strands of shrinkable warp yarn have, at least in one section in the lengthwise direction, a first leap portion leaping over a first predetermined number of adjacent strands of weft yarn,   a plurality of the first leap portions are positioned in a first predetermined pattern,   some of the plurality of strands of weft yarn are strands of shrinkable weft yarn that shrink in a lengthwise direction thereof more than the other strands of weft yarn when subjected to the specific process,   the strands of shrinkable weft yarn have, at least in one section in the lengthwise direction, a second leap portion leaping over a second predetermined number of adjacent strands of warp yarn, and   a plurality of the second leap portions are positioned in a second predetermined pattern,   the strands of shrinkable warp yarn form a constant first shrunk portion by shrinking in the lengthwise direction thereof more than the other strands of warp yarn when subjected to the specific process,   the strands of shrinkable weft yarn form a constant second shrunk portion by shrinking in the lengthwise direction thereof more than the other strands of weft yarn when subjected to the specific process, and   in order to form an embellishment element into arbitrary shape, a predetermined weave in which a plurality of the first shrunk portions and a plurality of the second shrunk portions are positioned in a predetermined direction is positioned in a continuous manner along the arbitrary shape, with the plurality of first and second shrunk portions being positioned to form a fold line portion along an oblique direction between a weft direction and a warp direction.