Backpack with top-side inflexible protective case

Abstract

A backpack includes a compartment defined in a backpack body thereof, and an inflexible protective case joined to an inner surface of a top wall of the compartment and suspending in a top side inside an internal chamber of the compartment so that the lower side of the internal chamber is maintained free for storing things. The inflexible protective case has a top opening facing toward the inner surface of the top wall of the compartment. A zipper opening is provided in the top wall in communication with an accommodation chamber of the protective case so that the user can access the inside space of the inflexible protective case through the zipper opening to store eyeglasses or mobile phone in the inflexible protective case or to take it out of the inflexible protective case.

What is claimed is: 
     
         1 . A backpack, comprising:
 a backpack body;   a compartment defined in the backpack body, the compartment comprising an internal chamber, a top wall disposed above said internal chamber, a first zipper opening located in said top wall in communication with said internal chamber;   an inflexible protective case joined to an inner surface of said top wall of said compartment and suspending in a top side inside said internal chamber, said inflexible protective case comprising a top opening facing toward the said inner surface of said top wall of said compartment and joined at the periphery thereof to the said inner surface of said top wall of said compartment; and   a second zipper opening located in said top wall in communication with said accommodation chamber of said inflexible protective case via said top opening of said inflexible protective case.   
     
     
         2 . The backpack as claimed in  claim 1 , wherein said inflexible protective case is a one-piece plastic case, comprising a bottom wall, a peripheral wall extending around said bottom wall, and a top side disposed opposite to said bottom wall and defining said top opening. 
     
     
         3 . The backpack as claimed in  claim 2 , wherein a cross section of said inflexible protective case formed by a vertical plane parallel to said peripheral wall has an essentially U-shape. 
     
     
         4 . The backpack as claimed in  claim 1 , wherein said top wall is made of a fabric. 
     
     
         5 . The backpack as claimed in  claim 1 , wherein the periphery of said top opening is joined to the said inner surface of said top wall of said compartment such that an enclosed space is formed between the periphery of said top opening and said inner surface of said top wall. 
     
     
         6 . The backpack as claimed in  claim 5 , further comprising a connection fabric, said connection fabric having a first side thereof extending around and bonded to said peripheral wall of said inflexible protective case and a second side stitched to said fabric of said top wall. 
     
     
         7 . The backpack as claimed in  claim 6 , wherein said first side of said connection fabric is further affixed to said peripheral wall of said inflexible protective case with stitches. 
     
     
         8 . The backpack as claimed in  claim 1 , wherein said inflexible protective case has a cable hole located in one side of the peripheral wall and disposed in communication between said internal chamber of said compartment and said accommodation chamber of said inflexible protective case.