Noiseless surface fastener member, noiseless surface fastener combined with the noiseless surface fastener member and product attached with the same noiseless surface fastener member or the same noiseless surface fastener

Abstract

A surface fastener and a product attached with the same surface fastener, having a structure for reducing a sound generated upon separation of a surface fastener member itself and capable of reducing a sound generated upon separation of the product attached with the same surface fastener. A sheet material is attached to a rear surface of a flat base material of a surface fastener member comprising an engaging-element-formation region having multiple engaging elements on a front surface of the flat base material and an engaging-element non-formation region having no engaging elements or comprising a sewing region and a non-sewing region. The sheet material has apparent density of 0.5 g/cm 3 or less at least in a region corresponding to the engaging-element-formation region or the non-sewing region as sound transmission restricting means, or has at least one through hole as the sound transmission restricting means. Further, the apparent density of the flat base material is set to 0.5 g/cm 3 .

What is claimed is:  
     
         1 . A noiseless surface fastener member having on a front surface of a flat base material thereof an engaging-element-formation region having multiple engaging elements and an engaging-element non-formation region having no engaging elements, the surface fastener member being formed to be joined to a mating surface fastener member, wherein 
 a sheet material is attached to a rear surface of the flat base material, and    the sheet material has sound transmission restricting means at least in a region corresponding to the engaging-element-formation region.    
     
     
         2 . A noiseless surface fastener member having multiple engaging elements provided on a front surface of a flat base material thereof, the surface fastener member being formed to be joined to a mating surface fastener member, wherein 
 the surface fastener member includes a sewing region and a non-sewing region located inside the sewing region,    a sheet material is sewed on a rear surface of the flat base material, and    the sheet material includes sound transmission restricting means at least in a region corresponding to the non-sewing region.    
     
     
         3 . A surface fastener member according to any one of claims  1  and  2 , wherein apparent density of the flat base material of the surface fastener member is 0.5 g/cm 3  or less.  
     
     
         4 . A surface fastener member according to any one of claims  1  and  2 , wherein the sheet material is composed of a sheet material made of fiber or synthetic resin.  
     
     
         5 . A noiseless surface fastener member according to any one of claims  1  and  2 , wherein apparent density of the sound transmission restricting means is 0.5 g/cm 3  or less at least in a region corresponding to an engaging-element-formation region or a non-sewing region in the sheet material.  
     
     
         6 . A noiseless surface fastener member according to any one of claims  1  and  2 , wherein the sound transmission restricting means is at least one through hole which is formed in the sheet material at least in a region corresponding to an engaging-element-formation region or a non-sewing region and penetrates front and rear surfaces of the sheet material.  
     
     
         7 . A noiseless surface fastener member according to any one of claims  1  and  2 , wherein, in the sound transmission restricting means, the sheet material consists of weaving or knitting structure, and yarns of the weaving or knitting structure are woven or knitted being curved at 90° or more.  
     
     
         8 . A product attached with a surface fastener, wherein a sheet material having sound transmission restricting means at least in a region corresponding to an engaging-element-formation region is attached to a rear surface of a flat base material of a surface fastener member having on a front surface the flat base material thereof the engaging-element-formation region having multiple engaging elements and an engaging-element non-formation region having no engaging elements, and further, a surface fastener attachment object is attached to a rear surface of the sheet material.  
     
     
         9 . A product attached with a surface fastener according to  claim 8 , wherein the sheet material and the surface fastener attachment object are sewed integrally with the engaging-element non-formation region of the flat base material.  
     
     
         10 . A product attached with a surface fastener, wherein a sheet material is sewed on a rear surface of a flat base material of a surface fastener member having multiple engaging elements on a front surface of the flat base material, the surface fastener member comprises a sewing region and a non-sewing region located inside the sewing region, the sheet material has sound transmission restricting means at least in a region corresponding to the non-sewing region, and a surface fastener attachment object is attached to a rear surface of the sheet material.  
     
     
         11 . A product attached with a surface fastener, wherein a surface fastener attachment object having sound transmission restricting means at least in a region corresponding to an engaging-element-formation region is attached directly to a rear surface of a flat base material of a surface fastener member having on a front surface of the flat base material thereof the engaging-element-formation region having multiple engaging elements and an engaging-element non-formation region having no engaging elements.  
     
     
         12 . A product attached with a surface fastener, wherein a surface fastener attachment object is sewed directly on a rear surface of a base material of a surface fastener member having multiple engaging elements on a front surface of a flat base material, the surface fastener member comprises a sewing region and a non-sewing region located inside the sewing region, and the sheet material has sound transmission restricting means at least in a region corresponding to the non-sewing region.  
     
     
         13 . A product attached with a surface fastener according to any one of claims  11  and  12 , wherein a backing fabric is attached to a rear surface of the surface fastener attachment object.  
     
     
         14 . A product attached with a surface fastener according to any one of claims  11  and  12 , wherein apparent density of the flat base material of the surface fastener member is 0.5 g/cm 3  or less.  
     
     
         15 . A product attached with a surface fastener according to any one of claims  11  and  12 , wherein the flat base material of the surface fastener member is composed of a weaving or knitting structure of fiber, and composition yarns of the weaving or knitting structure are woven or knitted being curved at 90° or more.  
     
     
         16 . A product attached with a surface fastener according to any one of claims  11  and  12 , wherein apparent density of the sound transmission restricting means is 0.5 g/cm 3  or less at least in a region corresponding to the engaging-element-formation region or the non-sewing region of the surface fastener attachment object.  
     
     
         17 . A product attached with a surface fastener according to any one of claims  11  and  12 , wherein the sound transmission restricting means is at least one through hole which is formed at least in a region corresponding to an engaging-element-formation region or a non-sewing region of the surface fastener attachment object and penetrates front and rear surfaces of the surface fastener attachment object.  
     
     
         18 . A product attached with a surface fastener according to any one of claims  11  and  12 , wherein the sound transmission restricting means is the surface fastener attachment object composed of a weaving or knitting structure of fiber, whose composition yarns are woven or knitted being curved at  900  or more.  
     
     
         19 . A noiseless surface fastener made of fiber comprising a combination of surface fastener members each of which has a joining face and multiple engaging elements made of fiber at any one of a front surface and a rear surface of a flat base material composed of fiber structural material, wherein 
 apparent density of the base material of each fiber surface fastener member to be engaged is 0.5 g/cm 3  or less, and    at least the flat base material of one surface fastener member has a substantially uniform fiber density on an entire surface thereof.    
     
     
         20 . A noiseless surface fastener according to  claim 19 , wherein the base material of at least one of the surface fastener members has a knitting structure, and wale density NW (wale count/cm) and course density NC (course count/cm) of knitting satisfy the following equation.  
       5.9≦NW+NC≦29.0  
     
     
         21 . A noiseless surface fastener according to  claim 19 , wherein the base material of at least one of the surface fastener members has a weaving structure having warp density of 37.5 per cm or less, weft density of 18.0 per cm or less and size of warp and weft yarns of 140 to 300 deniers.  
     
     
         22 . A noiseless surface fastener made of fiber comprising a combination of surface fastener members each of which has a joining face and multiple engaging elements made of fiber at any one of a front surface and a rear surface of a flat base material composed of fiber structural material, wherein 
 the base material of at least one fiber surface fastener member to be engaged has multiple weaving or knitting structure which is woven or knitted in multiple layers through joining threads and has gaps between respective layers,    apparent density of the base material of the other fiber surface fastener member to be engaged is 0.5 g/cm 3  or less, and    the apparent density of at least one layer including a base layer from which the engaging elements erect in said one fiber surface fastener member having the multiple weaving or knitting structure is 0.5 g/cm 3  or less.    
     
     
         23 . A noiseless surface fastener according to  claim 22 , wherein the base material of the fiber surface fastener member composed of the multiple weaving or knitting structure has a knitting structure, and wale density NW (wale count/cm) and course density NC (course count/cm) in at least one knitting layer of the base material except the base layer satisfy the following equation.  
       5.9≦NW+NC≦29.0  
     
     
         24 . A noiseless surface fastener according to  claim 22 , wherein the base material composed of the multiple weaving or knitting structure has a weaving structure, and, in at least one woven layer of the base material except the base layer, warp density is 37.5 per cm or less, weft density is 18.0 per cm or less, and size of warp and weft yarns is 140 to 300 deniers.  
     
     
         25 . A noiseless surface fastener according to any one of claims  19  and  22 , wherein gap formation means is provided on the rear surface of the base material with the engaging elements erecting so that a gap is formed between the rear surface of the base material and a surface fastener member attachment object.  
     
     
         26 . A noiseless surface fastener according to any one of claims  19  and  22 , wherein contact means is provided on the rear surface of the base material with the engaging elements erecting so that point contact or linear contact is achieved between the rear surface of the base material and a surface fastener attachment object.  
     
     
         27 . A noiseless surface fastener according to any one of claims  19  and  22 , wherein the base material of at least the other surface fastener member has an unwoven fabric structure and the engaging elements are part of composition fibers of the unwoven fabric structure and are loop-like fibers projecting from the base material to the surface.  
     
     
         28 . A noiseless surface fastener according to any one of claims  19  and  22 , wherein composition yarns of the base material include fibers having a large loss modulus.  
     
     
         29 . A noiseless surface fastener according to any one of claims  19  and  22 , wherein composition yarns of the base material are bulky yarns.  
     
     
         30 . A product having vibration absorption means between an article having the noiseless surface fastener according to any one of claims  19  and  22  attached thereto and the surface fastener.