Luggage Having Four Sides Opened and Closed

Abstract

A luggage having four sides opened and closed includes a box body, and a zipper component. The box body includes an upper cover, and a lower cover. The zipper component includes a double-layer zipper, two pull heads, and two inserting rods. The double-layer zipper includes an upper chain, and an lower chain. Each of the two pull heads includes a disengaging side, and an engaging side opposited to the dissengaged side. When the two pull heads are disposed on the upper chain and the lower chain, the disengaging sides of the two pull heads are faced each other. The two inserting rods are arranged on the same end of the double-layer zipper. Each of the two inserting rods have a conical structure and includes a body, a first cutting surface, and a second cutting surface. The luggage can be opened at any position of the double-layey zipper.

What is claimed is: 
     
         1 . A luggage having four sides opened and closed, comprising:
 a box body, the box body comprising an upper cover, and a lower cover fit with the upper cover; and   a zipper component disposed on the box body, the zipper component comprising a double-layer zipper, two pull heads arranged on the double-layer zipper respectively, and two inserting rods disposed on the double-layer zipper, the double-layer zipper comprising an upper chain fixed on the upper cover, and an lower chain fixed on the lower cover and engaged with the upper chain, the two pull heads having same structure and each of the two pull heads comprising a disengaging side, and an engaging side opposited to the dissengaged side, when the two pull heads are disposed on the upper chain and the lower chain, the disengaging sides of the two pull heads are faced each other, the two inserting rods having same structure and being arranged on a same end of the double-layer zipper, each of the two inserting rods having a conical structure, when the double-layer zipper is assembled onto the upper and lower covers respectively, another end of the double-layer zipper is arranged opposite to the conical structure of the two inserting rods.   
     
     
         2 . The luggage having four sides opened and closed as claimed in  claim 1 , wherein when the two pull heads are respectively arranged on the upper chain and the lower chain, the engaging sides of the two pull heads are opposite to each other. 
     
     
         3 . The luggage having four sides opened and closed as claimed in  claim 1 , wherein when the two pull heads are assembled, the two inserting rods are inserted from the disengaging side of one of the two pull heads and from the engaging side of another. 
     
     
         4 . The luggage having four sides opened and closed as claimed in  claim 1 , wherein the luggage having four sides opened and closed further comprises two stoppers, the stoppers are respectively arranged at the connecting points of the two ends of the double-layer zipper. 
     
     
         5 . The luggage having four sides opened and closed as claimed in  claim 4 , wherein the two stoppers are made of soft materials, the two soft materials are respectively wrapped at the connecting points of the two ends of the double-layer zipper. 
     
     
         6 . The luggage having four sides opened and closed as claimed in  claim 5 , wherein the two ends of the upper chain and the lower chain are flush with each other, and the two stoppers are respectively arranged on the upper chain and the lower chain and separated with each other. 
     
     
         7 . The luggage having four sides opened and closed as claimed in  claim 1 , wherein each of the two inserting rods comprises a body, a first cutting surface disposed on a sidewall of the body, and a second cutting surface disposed on the other sidewall between the first cutting surface and the body, the first and second cutting surfaces enables the inserting rod to form the conical structure. 
     
     
         8 . The luggage having four sides opened and closed as claimed in  claim 7 , wherein the two first cutting surfaces of the two inserting rods face each other, the two cutting surfaces of the two inserting rods are located on the same side of the two inserting rod. 
     
     
         9 . The luggage having four sides opened and closed as claimed in  claim 1 , wherein teeth of the upper chain and the lower chain are made of plastic, the conical structure of the inserting rod can be formed by sintering. 
     
     
         10 . The luggage having four sides opened and closed as claimed in  claim 1 , wherein the luggage having four sides opened and closed further comprises a lock, the lock is disposed next to the connecting points at both ends of the double-layer zipper.