Device and method of rapidly tying shoelaces

Abstract

Provided is a shoe which is tied with a piece of shoelace, in which a pair of pulling string rings are provided in both left and right upper ends of the neck of the shoe, to thereby enable a user to pull or release a pair of pulling strings hooked on the rings one time in order to put on or take off the shoe. Double instep covers of the footwear are provided, and the exposed knots of the shoelace end portions are positioned between the double instep covers, so that the knots are not exposed and the knots which are not well untied can be smoothly adjusted. Moreover, a cover-type fastening locker or protection guard which protects the protruded latch from external impact is used to solve the conventional problems, and to furthermore provide a simple shoelace tying shoe having no knots of the end of the lower portion of the shoelaces.

1 . A device for rapidly tying a string of a footwear comprising:
 a pair of left and right pulling string annular portions which are prepared using the string so as to be extended in a V-shaped form in the upper portion of an instep cover on which a plurality of eyelets are punched along left and right ends of the instep cover of the footwear, wherein both ends of the string are respectively inserted into intermediate eyelets crossways with every other eyelet to then be formed into a string end knot at the lower eyelet, and wherein both the ends of the string to which a pair of fastening units are respectively bounded are rapidly tied by pulling the pulling string annular portions so as to be engaged with latches crossways in the left and right sides of the footwear; and   a double instep cover having two instep covers including an outer instep cover and an inner instep cover which are attached in the end of the footwear's instep strap cover of the lower portion of the instep of the footwear by means of a sewing work, wherein the outer instep cover is approximately half the length of the inner instep cover, wherein a groove is formed between the outer and inner instep covers at which a string end knot is located so that the knot is not protruded to the outside, and wherein sticking members such as Velcro are adhered to the upper-inner portion of the outer and inner and instep covers, respectively.   
   
   
       2 . The footwear string rapidly tying device according to  claim 1 , further comprising an adjuster substituting for the string end knot which comprises a body through which the string end horizontally connected to the lower eyelets is passed in which a button is installed at the body to control the input and output of the string, and a fixing latch which is formed in the upper portion of the body so as to be fixed to the instep cover. 
   
   
       3 . The footwear string rapidly tying device according to  claim 1 , further comprising a fixture substituting for the string end knot which is a locking unit whose lid can be opened and closed, to thereby fix the input and output of the string, in which the string end which is horizontally connected to the lower eyelets is passed through a compression unit of a case of the locking unit, and which comprises a space where the string can be accommodated in the case, and a protrusion which is provided in both ends of the outer portion of the case thereby preventing the body from rushing into the inner side of an eyelet tap of both sides of the body. 
   
   
       4 . The footwear string rapidly tying device according to  claim 1 , wherein the fastening unit comprises: a fastening locker; and a fastening plate which are paired,
 wherein the fastening locker comprises: a detachable ring which covers the fastening plate during fastening and which is bent in a curved surface with a cover type to thereby protect the fastening plate from external impact, and to the side of which vanes are attached to then be easily attached to and detached from the string; and a fitting nail which is installed at the center of a handle connected to an expansion band, and   wherein the fastening plate which is positioned at the side of the footwear is bent with the tilt angle of approximately 45° behind the footwear, to thus prevent the fitting nail of the fastening locker from seceding.   
   
   
       5 . The footwear string rapidly tying device according to  claim 4 , wherein the fastening locker comprises two or more detachable rings each having vanes which enable the string to go in and out in order to adjust the length of the pulling string annular portions. 
   
   
       6 . The footwear string rapidly tying device according to  claim 4 , wherein the instep strap cover protecting the fastening unit which is positioned at the side of the footwear comprises: an elastic board whose length is slightly longer than the horizontal length of the instep strand cover and which is crookedly inserted into the instep strand cover; and a groove which is formed as a single layer at the side of the footwear in the same area as that of the instep strand cover, and wherein the instep strand cover is connected with the upper-most instep strand positioned at the side of the footwear. 
   
   
       7 . A device for rapidly tying a string of a footwear comprising:
 a pair of left and right pulling string annular portions which are prepared using the string so as to be extended in a V-shaped form in the upper portion of an instep cover on which a plurality of eyelets are punched along left and right instep strands of the instep cover of the footwear, wherein both ends of the string are respectively inserted into intermediate eyelets crossways with every other eyelet to then be formed into a string end knot at the lower eyelet, and to complete installation of the string, wherein both the ends of the string to which a pair of fastening units are respectively bounded are rapidly tied by pulling the pulling string annular portions so as to be engaged with latches crossways in the left and right sides of the footwear, and wherein at the final step of completing the installation of the string, the string ends passing through the lowermost final eyelets are not formed into a knot and is fixed to the inner portion of the instep strand; and   a string fixing double eyelet fixing the string ends, which is positioned in the intermediate portion between the lower eyelets on the same line of the left and right instep strands in the footwear, and which employs a structure of fixing the string end or adjusting the length of the string in which two string fitting holes are punched with a tilt angle in the lower direction of the footwear.   
   
   
       8 . The footwear string rapidly tying device according to  claim 7 , wherein the protrusion type string fixing double eyelet has a structure that a body front hole is a little bit wide and the middle portion or lower of the body becomes narrow, wherein an internally inserted pin which is fitted into a wide hole is formed of a hole through which a handle and the string pass, wherein the upper eyelet just above the fixing double eyelet is punched with the eyelets so that the string which is interpolated into the body can be inserted into the inner side of the instep strand. 
   
   
       9 . A device for rapidly tying a string of a footwear comprising:
 a pair of left and right pulling string annular portions which are prepared using the string so as to be extended in a V-shaped form in the upper portion of an instep cover on which a plurality of eyelets are punched along left and right instep strands of the instep cover of the footwear, wherein both ends of the string are respectively inserted into intermediate eyelets crossways with every other eyelet to then be formed into a string end knot at the lower eyelet, and to complete installation of the string, and wherein both the ends of the string to which a pair of fastening units are respectively bounded are rapidly tied by pulling the pulling string annular portions so as to be engaged with latches crossways in the left and right sides of the footwear; and   a string fitting unit which is used to fit two strands of the strings into the eyelets which are located on the left and right instep strands, in which one strand passes through only even-numbered eyelets ( 56   a ,  56   b ,  54   a ,  54   b ,  52   a ,  52   b ) and the other strand passes through only odd-numbered eyelets ( 55   a ,  55   b ,  53   a ,  53   b ,  51   a ,  51   b ), and   wherein two strands of the strings passing through the eyelets ( 51   a ,  52   a ) on the same line as that of the left instep strand and two strands of the strings passing through the eyelets ( 51   b ,  52   b ) on the same line as that of the right instep strand, form the pair of left and right pulling string annular portions which are positioned at the left and right portions of the upper portion of the footwear, and   wherein the ends of the pulling string annular portions are inserted into and fixed to a connection pin, respectively, and the connection pin is divided into two compression portions which are connected with each other by a flexible band.   
   
   
       10 . The footwear string rapidly tying device according to any one of  claims 1 ,  7  and  9 , wherein the fastening unit is a double fastening unit comprising: a fastening locker; and a fastening plate which are paired,
 wherein the fastening locker comprising a detachable ring, an expansion band, and a handle, comprises: a plurality of locking pieces which are protruded in the form of a curved surface transversely at the center of the handle; and Velcro which is adhered to the top and bottom of the respective locking pieces, and   wherein the fastening plate which is paired with the fastening locker comprises: a plurality of locking pieces which are protruded facing in opposition to the locking pieces of the fastening locker; and Velcro which is adhered to the top and bottom of the respective locking pieces.   
   
   
       11 . The footwear string rapidly tying device according to any one of  claims 1 ,  7  and  9 , wherein the fastening unit comprises: a fastening locker; and a fastening plate which are paired,
 wherein the fastening plate which is positioned at the upper portion of the left and right sides of the footwear comprises a fitting plate having a plurality of fitting holes which is positioned transversely at the center of the fastening plate; and guards which are installed in the top and bottom of the fitting plate to protect the fastening unit,   wherein the fastening locker which is paired with the fastening plate, comprises a detachable ring, an expansion band, and a handle to which hooks are fixed.   
   
   
       12 . The footwear string rapidly tying device according to any one of  claims 1 ,  7  and  9 , wherein the fastening unit is an integrated fastening unit which is formed in an upper eyelet portion of the footwear in the form of a linear handle shape,
 wherein a space in which the pulling string annular portions can move is prepared in a respective tunnel formed in both sides of the integrated fastening unit,   wherein an interval between both the tunnels is defined as an interval of the case of being fastened to the first upper eyelet, and   wherein the integrated fastening unit comprises: an expansion band which is transversely and lengthily formed therein; and a snap fastener which is prepared in both ends of the integrated fastening unit, respectively, and paired with a snap fastener which is respectively formed in the instep strands which are formed in the left and right of the footwear.   
   
   
       13 . The footwear string rapidly tying device according to any one of  claims 1 ,  7  and  9 , wherein a keeping bag positioned at the upper portion of the instep cover of the footwear comprises a pocket and a cover, and
 wherein the pocket has the same width as the horizontal width of the instep cover and the cover covers the pocket downwards at a little lower height than the heights of the inlet and outlet of the pocket.   
   
   
       14 . A method for rapidly tying a string of a footwear comprising:
 preparing a pair of pulling string annular portions in an upper eyelet of the upper portion of the footwear, wherein both ends of the string are respectively inserted into intermediate eyelets crossways with every other eyelet in which the eyelets are formed in the left and right of the instep strand of the footwear, to then be formed into a string end knot at a lower eyelet of the lower portion of the footwear, and wherein both the ends of the string to which a pair of fastening units are respectively bounded are rapidly tied by pulling the pulling string annular portion; and   using a double instep cover which protects the string end knot exposed to the lower portion of the footwear.   
   
   
       15 . The footwear string rapidly tying method according to  claim 14 , wherein the length of the string can be adjusted using an adjuster which can substitute for the string end knot formed in the lower portion of the instep of the footwear. 
   
   
       16 . The footwear string rapidly tying method according to  claim 14 , wherein the string is fixed using a fixture which can substitute for the string end knot formed in the lower portion of the instep of the footwear. 
   
   
       17 . The footwear string rapidly tying method according to  claim 16 , wherein at least one character and/or at least one pattern are printed on the surface of the fixture. 
   
   
       18 . A method for rapidly tying a string of a footwear comprising:
 preparing a pair of pulling string annular portions in an upper eyelet of the upper portion of the footwear, wherein both ends of the string are respectively inserted into intermediate eyelets crossways with every other eyelet in which the eyelets are formed in the left and right of the instep strand of the footwear, to then be formed into a string end knot at a lower eyelet of the lower portion of the footwear, and wherein both the ends of the string to which a pair of fastening units are respectively bounded are rapidly tied by pulling the pulling string annular portion;   making the ends of the string pass through empty eyelets and then sequentially pass through the lower eyelets in the left and right sides of the lower portion of the footwear after having prepared the pulling string annular portions; and   connecting the ends of the string having passed through the final left and right eyelets laterally and fixing the ends to the inner side of the instep strands without forming any strong end knot.   
   
   
       19 . The footwear string rapidly tying method according to  claim 18 , wherein a double eyelet is used as means for adjusting length of the string and fixing the string at the ends of the string having passed through the final left and right eyelets. 
   
   
       20 . The footwear string rapidly tying method according to  claim 18 , wherein a protrusion type string fixing eyelet is used as means for adjusting length of the string and fixing the string at the ends of the string having passed through the final left and right eyelets. 
   
   
       21 . A method for rapidly tying a string of a footwear comprising:
 preparing a pair of pulling string annular portions in an upper eyelet of the upper portion of the footwear, wherein both ends of the string are respectively inserted into intermediate eyelets crossways with every other eyelet in which the eyelets are formed in the left and right of the instep strand of the footwear, to then be formed into a string end knot at a lower eyelet of the lower portion of the footwear, and wherein both the ends of the string to which a pair of fastening units are respectively bounded are rapidly tied by pulling the pulling string annular portion; and   using a string fitting unit to fit two strands of the strings into the eyelets which are located on the left and right instep strands, in which one strand passes through only even-numbered eyelets ( 54   a ,  54   b ,  52   a ,  52   b ) starting from the lowermost eyelets ( 56   a ,  56   b ) and the other strand passes through only odd-numbered eyelets ( 53   a ,  53   b ,  51   a ,  51   b ) starting from the second lowermost eyelets ( 55   a ,  55   b ), and   wherein two strands of the strings passing through the eyelets ( 51   a ,  52   a ) on the same line as that of the left instep strand and two strands of the strings passing through the eyelets ( 51   b ,  52   b ) on the same line as that of the right instep strand, are connected with to a connection pin, to thereby form the pair of left and right pulling string annular portions ( 59   a ,  59   b ).   
   
   
       22 . The footwear string rapidly tying method according to one of  claims 14 ,  18  and  21 , wherein the fastening ring connected to the pulling string annular portion and the fastening plate positioned on the upper end of the side surface of the footwear, form a pair of fastening units each comprising a fastening locker and a fastening plate, and
 wherein a handle of the fastening locker, a plurality of locking pieces which are protruded transversely on the fastening plate, and Velcro which is adhered to the top and bottom of the respective locking pieces, perform a double fastening operation.   
   
   
       23 . The footwear string rapidly tying method according to one of  claims 14 ,  18  and  21 , wherein the fastening locker connected to the pulling string annular portion comprises a detachable ring on which vanes are attached. 
   
   
       24 . The footwear string rapidly tying method according to one of  claims 14 ,  18  and  21 , wherein the fastening units exposed in the upper portion of the left and right sides of the footwear are protected using the instep cover connected to the uppermost instep strand of the left and right sides of the footwear. 
   
   
       25 . The footwear string rapidly tying method according to one of  claims 14 ,  18  and  21 , wherein the fastening plate of the fastening unit is positioned in the upper portion of the left and right sides of the footwear, and a linear guard is installed in the top and bottom of the fastening plate, to thereby protect the fastening units. 
   
   
       26 . The footwear string rapidly tying method according to one of  claims 14 ,  18  and  21 , wherein an integrated fastening unit which is formed of a linear handle in the upper portion of the footwear instep performs a fastening operation by pulling the pulling string annular portions to be made to rotate by 180°. 
   
   
       27 . The footwear string rapidly tying method according to one of  claims 14 ,  18  and  21 , wherein a keeping bag prepared in the upper portion of the footwear instep cover keeps accessories of the fastening unit. 
   
   
       28 . The footwear string rapidly tying method according to one of  claims 14 ,  18  and  21 , wherein the string is installed and fastened in the footwear having an instep cover on which two eyelets to a plurality of eyelets are punched along left and right instep strands of the instep cover of the footwear. 
   
   
       29 . The footwear string rapidly tying method according to  claim 27 , wherein the pulling string annular portion uses an anti-secession ring as a pulling string fastening mechanism.