Bag with interlocking lid

Abstract

A bag is disclosed which comprises a body; a lid; a first locking member attached to the lid; a second locking member whose two ends are attached to the body; characterized in that the first locking member is attached to the lid by welding, gluing, sewing, buttoning, thereby, to close the lid, the first locking member is firmly interlocked with the second locking member to prevent the lid from moving out.

What is claimed is: 
     
         1 . A bag comprises:
 a body;   a lid;   a first locking member attached to the lid;   a second locking member whose two ends are attached to the body;   characterized in that, the first locking member is attached to the lid by welding, gluing, sewing or buttoning, thereby, to close the lid, the first locking member is firmly interlocked with the second locking member to prevent the lid from moving out;   
     
     
         2 . The bag of  claim 1 , wherein the first locking member is one part of the lid, this part is formed by folding reversely the lid and attaching the folded part to the lid by welding, gluing, sewing or buttoning in a continuous or discontinuous line. 
     
     
         3 . The bag of  claim 1 , wherein the first locking member is attached to the outside surface of the lid, thereby, to close the lid, the first locking member attached to the lid is passed through a gap between the second locking member and the body, then interlocked with the second locking member to prevent the lid from moving out. 
     
     
         4 . The bag of  claim 3 , wherein the first locking member are provided with hooks thereon, thereby, to close the lid, after the first locking member is interlocked with the lower edge of the second locking member, these hooks will be interlocked with the upper edge of the second locking member reversely to prevent the lid from moving out and moving in. 
     
     
         5 . The bag of  claim 3 , wherein the lid are provided with hooks thereon, thereby, to close the lid, after the first locking member is interlocked with the lower edge of the second locking member, these hooks will be interlocked with the upper edge of the second locking member reversely to prevent the lid from moving out and moving in. 
     
     
         6 . The bag of  claim 1 , wherein the first locking member is attached to the inside surface of the lid, thereby, to close the lid, the first locking member attached to the lid is interlocked with the second locking member to prevent the lid from moving out without being passed through the gap between the second locking member and the body. 
     
     
         7 . The bag of  claim 1 , wherein the second locking member is provided with a first slot, thereby, to close the lid, the first locking member attached to the lid is passed through the first slot, then interlocked with the said first slot to prevent the lid from moving out. 
     
     
         8 . The bag of  claim 7 , wherein the first locking member is attached to the outside surface of the lid, thereby, to close the lid, the first locking member attached to the lid is passed through the first slot from the inside of the gap between the second locking member and the body, then interlocked with the said first slot to prevent the lid from moving out. 
     
     
         9 . The bag of  claim 7 , wherein the first locking member is attached to the inside surface of the lid, thereby, to close the lid, the first locking member attached to the lid is passed through the first slot from the outside of the gap between the second locking member and the body, then interlocked with the said first slot to prevent the lid from moving out. 
     
     
         10 . The bag of  claim 1 , wherein the second locking member is provided with a first slot, thereby, to close the lid, the first locking member attached to the lid is passed through the first slot, then interlocked with the lower edge of the second locking member to prevent the lid from moving out. 
     
     
         11 . The bag of  claim 10 , wherein the first locking member is attached to the inside surface of the lid, thereby, to close the lid, the first locking member attached to the lid is passed through the first slot from the inside of the gap between the second locking member and the body, then interlocked with the lower edge of the second locking member to prevent the lid from moving out. 
     
     
         12 . The bag of  claim 10 , wherein the first locking member is attached to the outside surface of the lid, thereby, to close the lid, the first locking member attached to the lid is passed through the first slot from the outside of the gap between the second locking member and the body, then interlocked with the lower edge of the second locking member to prevent the lid from moving out. 
     
     
         13 . The bag of  claim 1 , wherein the second locking member is provided with a first slot and a second slot, thereby, to close the lid, the first locking member attached to the lid is passed through both slots, then interlocked with the second slot to prevent the lid from moving out. 
     
     
         14 . The bag of  claim 13 , wherein the first locking member is attached to the inside surface of the lid, thereby, to close the lid, the first locking member attached to the lid is passed through the first slot from the inside of the gap between the second locking member and the body, then passed through the second slot and interlocked with the second slot to prevent the lid from moving out. 
     
     
         15 . The bag of  claim 14 , wherein the first locking member is attached to the outside surface of the lid, thereby, to close the lid, the first locking member attached to the lid is passed through the first slot from the outside of the gap between the second locking member and the body, then passed through the second slot and interlocked with the second slot to prevent the lid from moving out. 
     
     
         16 . A bag comprises:
 a body;   a lid;   a first locking member attached to the lid;   a second locking member of a slot shape formed on the body;   characterized in that, the first locking member is attached to the lid by welding, gluing, sewing or buttoning, thereby, to close the lid, the first locking member attached to the lid is passed through the second slot-shaped locking member, then interlocked with the said second slot-shaped locking member to prevent the lid from moving out.   
     
     
         17 . The bag of  claim 16 , wherein the first locking member is one part of the lid, this part is formed by folding reversely the lid and attaching the folded part to the lid by welding, gluing, sewing or buttoning in a continuous or discontinuous line. 
     
     
         18 . The bag of  claim 16 , wherein the first locking member is attached to the inside surface of the lid, thereby, to close the lid, the first locking member attached to the lid is passed through the second slot-shaped locking member from the outside of the bag, then interlocked with the said second slot-shaped locking member to prevent the lid from moving out. 
     
     
         19 . The bag of  claim 16 , wherein the first locking member is attached to the outside surface of the lid, thereby, to close the lid, the first locking member attached to the lid is passed through the second slot-shaped locking member from the inside of the bag, then interlocked with the said second slot-shaped locking member to prevent the lid from moving out. 
     
     
         20 . The bag of  claim 16 , wherein the bag further comprises a third slot-shaped locking member provided on the bag body, thereby, to close the lid, the first locking member attached to the lid is sequentially passed through the second slot-shaped locking member and the third slot-shaped locking member, then interlocked with the third slot-shaped locking member to prevent the lid from moving out. 
     
     
         21 . The bag of  claim 20 , wherein the first locking member is attached to the outside surface of the lid, thereby, to close the lid, the first locking member attached to the lid is passed through the second slot-shaped locking member from the outside of the bag, then passed through the third slot-shaped locking member from the inside of the bag and interlocked with the said third slot-shaped locking member to prevent the lid from moving out. 
     
     
         22 . The bag of  claim 20 , wherein the first locking member is attached to the inside surface of the lid, thereby, to close the lid, the first locking member attached to the lid is passed through the second slot-shaped locking member from the inside of the bag, then passed through the third slot-shaped locking member from the outside of the bag and interlocked with the said third slot-shaped locking member to prevent the lid from moving out.