US2009271954A1PendingUtilityA1

Button for clothes

Assignee: KURITA TAKAFUMIPriority: Aug 28, 2006Filed: Aug 28, 2007Published: Nov 5, 2009
Est. expiryAug 28, 2026(~0.1 yrs left)· nominal 20-yr term from priority
A44B 1/24A44B 1/20Y10T24/36A44B 1/18
27
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Claims

Abstract

A button whose button body is prevented from tilting obliquely even when it is attached to clothes mechanically and which can be attached firmly to clothes. The button includes a button body 11 , and a leg portion 12 projecting in a ring shape downward to the bottom surface of the button body 11 , the leg portion 12 has a groove 17 formed therein for twining a thread 23 to be attached to clothes 2 , and the groove 17 has inclined surfaces 31 formed thereon an interval between which becomes narrower toward at least a tip. This structure prevents a knot portion of the thread from jumping out of the groove 17.

Claims

exact text as granted — not AI-modified
1 . A button for clothes characterized by having:
 a button body; and   a leg portion projecting in a ring shape downward to a bottom surface of the button body,   the leg portion having a groove formed therein for twining a thread to be attached to clothes,   the groove having inclined surfaces formed thereon an interval between which becomes narrower toward at least a tip.   
   
   
       2 . The button for clothes according to  claim 1 , wherein the inclined surfaces are curved surfaces or flat surfaces. 
   
   
       3 . The button for clothes according to  claim 1  or  2 , wherein the tip of the groove is sharpened or is rounded. 
   
   
       4 . The button for clothes according to any one of  claims 1  to  3 , wherein an angle φ of the inclined surfaces to a horizontal plane is 10 to 70°. 
   
   
       5 . The button for clothes according to any one of  claims 1  to  4 , wherein the groove is formed with an approximately n polygonal shape (n being an integer of 3 or greater). 
   
   
       6 . The button for clothes according to  claim 1 , wherein the groove is formed with an approximately pentagonal shape to be sharpened in a depth direction, and an angle φ of the inclined surfaces to a horizontal plane is 10 to 700. 
   
   
       7 . The button for clothes according to any one of  claims 1  to  6 , wherein the groove of the leg portion is formed by one side surface or both side surfaces. 
   
   
       8 . The button for clothes according to any one of  claims 1  to  7 , wherein the leg portion is provided with the groove formed by a bottom surface. 
   
   
       9 . The button for clothes according to any one of  claims 1  to  8 , wherein the leg portion is provided with the groove formed by a top surface. 
   
   
       10 . Clothes to which the button for clothes according to any one of  claims 1  to  9  is attached.

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