Locking system for foldable crates

Abstract

This invention is related with the locking system which provides foldable crates' edges are locked to eachother and characterized with having main elements as; male part ( 4 ) composing base ( 6 ), edge ( 7 ), space (indent) ( 1 0), edge and size connection ( 11 ), and pressing part ( 12 ) to unlock, located on one of the edges ( 2 or 3 ) of the crate ( 1 ), female part ( 5 ) composing edge ( 8 ) and ledge ( 9 ) located on the other edge ( 2 or 3 ) of the crate ( 1 ), centralization ledges ( 15 ) located under or on or both sides of male part ( 4 ), centralization indents ( 14 ) located under or on or boths sides of female part ( 14 ).

1 . Locking system for foldable crates characterized with having main elements as; 
 male part ( 4 ) composing base ( 6 ), edge ( 7 ), space (indent) ( 10 ), edge and size connection ( 11 ), and pressing part ( 12 ) to unlock, located on one of the edges ( 2  or  3 ) of the crate ( 1 ),    female part ( 5 ) composing edge ( 8 ) and ledge ( 9 ) located on the other edge ( 2  or  3 ) of the crate ( 1 ),    centralization ledges ( 15 ) located under or on or both sides of male part ( 4 ),    centralization indents ( 14 ) located under or on or boths sides of female part ( 14 ),    and when pressed with a finger to pressing part ( 12 ), side edges ( 7 ) of male part ( 4 ) stretches and moves space (indent) ( 10 ) inside, thus, ledge ( 9 ) of female part ( 5 ) rescue from space ( 10 ) and consequently lock is opened.    
   
   
       2 . Locking system for foldable crates as claimed in  claim 1 , and characterized with square or rectangular prism formed centralization indents ( 14 ) thereof.  
   
   
       3 . Locking system for foldable crates as claimed in  claim 1 , and characterized with cylinderic or half sphere formed centralization indents ( 14 ) thereof.  
   
   
       4 . Locking system for foldable crates as claimed in any one of the above claims and characterized with centralization indents ( 14 ) locating on the short edges ( 3 ) thereof.  
   
   
       5 . Locking system for foldable crates as claimed in any one of the above claims and characterized with centralization indents ( 14 ) locating on the long edges ( 2 ) thereof.  
   
   
       6 . Locking system for foldable crates as claimed in any one of the above claims and characterized with square or rectangular prism formed centralization ledges ( 15 ) fitting into centralization indents thereof.  
   
   
       7 . Locking system for foldable crates as claimed in any one of the above claims and characterized with cylinderic or half sphere formed centralization ledges ( 15 ) fitting into centralization indents therof.  
   
   
       8 . Locking system for foldable crates as claimed in any one of the above claims and characterized with centralization ledges ( 15 ) locating on the long edge ( 2 ) thereof.  
   
   
       9 . Locking system for foldable crates as claimed in any one of the above claims and characterized with centralization ledges ( 15 ) locating on the short edge ( 3 ) thereof.  
   
   
       10 . Locking system for foldable crates as claimed in any one of the above claims and characterized with centralization ledges ( 15 ) locating on each side of male parts ( 4 ) thereof.  
   
   
       11 . Locking system for foldable crates as claimed iny any one of the above claims and characterized with centralization ledges ( 15 ) locating on each side of female parts ( 5 ) thereof.  
   
   
       12 . Locking system for foldable crates as claimed in any one of the above claims and characterized with one of centralization ledges ( 15 ) locating on one side of male part ( 4 ), the other one locating on the other side of female part ( 5 ) thereof.  
   
   
       13 . Locking system for foldable crates as claimed in any one of the above claims and characterized with combination of connection of base ( 6 ) and edge ( 7 ) of the male part ( 4 ) should either be vertical edged, or convex or concave form in order to provide strengthening thereof.  
   
   
       14 . Locking system for foldable crates as claimed in any one of the above claims and characterized with space (indent) ( 10 ) locating on each edge ( 7 ) of male part ( 4 ) thereof.  
   
   
       15 . Locking system for foldable crates as claimed in any one of the above claims and characterized with female part ( 5 ) ledge ( 9 ) fitting in the spaces (indents) ( 10 ) on both edges ( 7 ) of male part ( 4 ) thereof.  
   
   
       16 . Locking system for foldable crates as claimed in any one of the above claims and characterized with a pressing part ( 12 ) locating in front of male part ( 4 ) (facing the female part) to unlock.  
   
   
       17 . Locking system for foldable crates as claimed in any one of the above claims and characterized with applied crates ( 1 ), preferably are manufactured from polymer or polymer mixed plastic-based material thereof.  
   
   
       18 . Locking system for foldable crates as claimed in any one of the above claims and characterized with applied crates ( 1 ) can be in any size thereof.  
   
   
       19 . Locking system for foldable crates as claimed in any one of the above claims and characterized with male part ( 4 ) ledges ( 16 ) on two edges ( 7 ) provides locking by fitting into female part ( 5 ) indents ( 17 ) thereof.  
   
   
       20 . Locking system for foldable crates as claimed in any one of the above claims and characterized with any one of the sides of male part ( 4 ) or the female part ( 5 ) is flat.