The present invention includes a socket in the sole open to the bottom, at least two first supporting faces spaced apart in the peripheral direction in the socket; A stud body which has a fixing boss which is detachably connected with the socket, the socket also contains at least two circumferentially spaced fixing surfaces which form a integer with the fixing boss, and the fixing surfaces fall on the first supporting faces with sockets after the a fixing boss inserts the socket and turns; a further fixing face on the stud body pressing on the sole is provided; a fastening extension which functions between the fixing boss and the socket can prevent gyre of the screwed fixing boss after the supporting faces and the fixing surfaces are jioned with each other.

Title
Nail system for sportshoes esp. football shoes
Application Number
85108584
Publication Number
1000609
Application Date
November 29, 1985
Publication Date
May 10, 1986
Inventor
Heino Arff
Agent
LI YI SUN SHUZONG
Assignee
Itw Ateco
IPC
A43C 15/16
A43C 15/02