Crampon spike, spike unit for crampon, and crampon

Abstract

A crampon spike fastened to a crampon fitted to a shoe is positioned at one or more of the front side of the shoe and the rear side of the shoe, and comprises a plurality of spikes that project in different directions from each other.

1 . A crampon spike fastened to a crampon fitted to a shoe, comprising:
 a plurality of spikes which position at one or more of the front side of the shoe and the rear side of the shoe and projects in different directions from each other.   
     
     
         2 . The spike of  claim 1 , wherein a plurality of spikes each comprise:
 a first spike part which extends in a first direction; and   a second spike part which includes a bent passing-through part through which the first spike part passes through, a first sub-spike part which extends in a second direction, and a second sub-spike part which is bent end extends from the first sub-spike and extends in a third direction.   
     
     
         3 . The spike of  claim 2 , wherein the first spike part comprises:
 a first through hole which positions at an end thereof, while passing through the same;   a second through hole which positions at the other end thereof, while passing through the same; and   a first narrow part which positions inside of the bent passing-through part and between the first through hole and the second through hole and has a predetermined width which is narrower than that of each of other portions.   
     
     
         4 . The spike of  claim 3 , wherein the end thereof is formed tapered, and an engaging ring is engaged to the second through hole. 
     
     
         5 . The spike of  claim 2 , wherein the bent passing-through part is bent and extends, and the second spike part comprises a third through hole which positions at an end while passing through the same, and a second narrow part which positions between the bent passing-through part and the third through hole and has a predetermined width which is narrower than that of each of other portions. 
     
     
         6 . The spike of  claim 5 , wherein the second spike part is provided multiple in number, and a plurality of the second spike parts are interconnected to each other. 
     
     
         7 . The spike of  claim 6 , wherein the second narrow part of any of the neighboring second spike parts positions inside of the bent passing-through part of another second spike part. 
     
     
         8 . The spike of  claim 5 , wherein the other engaging ring is engaged to the third through hole of the second spike part which positions at the outer most portion among a plurality of the second spike parts. 
     
     
         9 . The spike of  claim 1 , wherein a plurality of the spikes comprise a third spike part which includes a third sub-spike part tapered and extending in one direction and having a fourth through hole, and a tail part which is bent and extends curved from the third sub-spike part and includes a fifth through hole which is arranged spaced apart from the fourth through hole. 
     
     
         10 . The spike of  claim 9 , wherein the third spike part further comprises a sixth through hole which positions at the bent portion between the third sub-spike part and the tail part. 
     
     
         11 . The spike of  claim 9 , wherein the third spike part is provided multiple in number, and a plurality of the third spike parts each are interconnected to each other. 
     
     
         12 . The spike of  claim 11 , wherein the tail part of any of the neighboring third spike parts passes through the fourth through hole and the fifth through hole of another third spike part. 
     
     
         13 . The spike of  claim 11 , wherein an engaging ring is engaged passing through the fourth through hole and the fifth through hole of the third spike part which positions at an outer most end portion among a plurality of the third spike parts, and the other engaging ring is engaged to the tail part of the third spike part which positions at the other outer most other end portion. 
     
     
         14 . The spike of  claim 9 , wherein the tail part has a width which gradually becomes narrower and narrower in the direction from the third sub-spike part to an end portion thereof. 
     
     
         15 . The spike of  claim 1 , wherein a plurality of the spikes comprise a fourth spike part which includes a fourth sub-spike part which is tapered and extends in one direction and includes a plurality of seventh through holes; and a bent part which is bent and extends from the fourth sub-spike part and includes a plurality of eighth through holes arranged spaced apart from the seventh through holes, and a plurality of ninth through holes arranged spaced apart from the eighth through holes. 
     
     
         16 . The spike of  claim 15 , wherein the fourth spike part is provided multiple in number, and a plurality of connection rings are further provided to interconnect a plurality of the fourth spike parts. 
     
     
         17 . The spike of  claim 16 , wherein an end of the connection ring located between the neighboring fourth spike parts is engaged passing through the ninth through hole of any of the neighboring fourth spike parts, and the other end of the connection ring is engaged passing through the seventh through hole and the eighth through hole of another fourth spike part. 
     
     
         18 . A crampon spike fastened to a crampon fitted to a shoe, comprising:
 a plurality of bottom spikes which position at one or more of the bottom front side of the shoe and the bottom rear side of the shoe and projects in different directions from each other.   
     
     
         19 . The spike of  claim 18 , wherein a plurality of the bottom spikes comprise a plurality of bottom spikes which project in the direction of the front side of the shoe, and a plurality of second bottom spikes which project in the direction of the bottom side of the shoe. 
     
     
         20 . The spike of  claim 19 , wherein a plurality of the first bottom spikes are arranged spaced apart from each other, and a plurality of the second bottom spikes are arranged spaced apart from each other. 
     
     
         21 . A crampon spike unit fastened to a crampon fitted to a shoe, comprising:
 a crampon spike of  claim 1 ; and   a crampon bottom spike including a plurality of bottom spikes which are fastened to the crampon spike and position at one or more of the bottom front side of the shoe and the bottom rear side of the shoe and project in different direction from each other.   
     
     
         22 . A crampon which is fitted to a shoe, comprising:
 a flexible band part which covers, in a closed loop shape, the rim of the shoe and forms a first opening part into which the shoe is inserted; and   a chain spike part which is connected to the flexible band and covers the shoe in a chain type and includes a crampon spike of  claim 1 .   
     
     
         23 . The crampon of  claim 22 , wherein the crampon spike positions at the front side and the rear side of the shoe. 
     
     
         24 . The crampon of  claim 22 , wherein the flexible band part is made of a rubber material, and the chain spike part is made of a metal material. 
     
     
         25 . The crampon of  claim 22 , wherein the flexible band part includes one or more second opening parts which are formed in the shape of an island. 
     
     
         26 . The crampon of  claim 25 , further comprising:
 one or more logo parts which are connected to the flexible band part and position inside of the second opening part.   
     
     
         27 . The crampon of  claim 26 , wherein images are provided at the logo part.