Backpack having a vertical holding frame and a support cover

Abstract

Some embodiments are directed to a backpack comprising a storage envelope with shoulder straps, a rigid cover covering the top of the envelope, a fixed frame secured to the cover and comprising at least one lower bearing surface, a movable frame that is articulated to the cover or to the fixed frame, with a lower bearing surface and that is able to move between a stowed position and a deployed position, the frames being arranged such that, in the deployed position, the lower bearing surfaces are arranged around the envelope such that the backpack can be placed stably on these lower bearing surfaces, the frames forming the support for the cover.

1 . A backpack, comprising:
 a storage envelope having a bottom and a top,   shoulder straps at the front of the storage envelope,   a rigid cover covering the top of the storage envelope,   a fixed frame that is fastened to the cover and comprises at least one lower bearing surface, known as the fixed lower bearing surface,   a movable frame hinged to the cover or to the fixed frame, comprising a lower bearing surface, known as the movable lower bearing surface, the movable frame being movable between
 a stowed position against the assembly formed by the storage envelope, the cover and the fixed frame, and 
 a deployed position in which the movable lower bearing surface is at a distance from the envelope, 
   wherein the frames being arranged such that, in the deployed position, the lower bearing surfaces are arranged around the storage envelope such that the backpack can be placed in a balanced manner on these lower bearing surfaces, the frames forming the support for the cover.   
     
     
         2 . The backpack according to  claim 1 , wherein the fixed lower bearing surface is situated at the bottom and the rear of the backpack, and wherein, in the deployed position, the movable lower bearing surface is situated at the bottom and the front of the backpack. 
     
     
         3 . The backpack according to  claim 1 , wherein the frames and the cover are arranged such that the cover forms a seat when the backpack is placed in a balanced manner on the lower bearing surfaces. 
     
     
         4 . The backpack according to  claim 1 , wherein the movable frame is hinged to a front edge of the cover. 
     
     
         5 . The backpack according to  claim 1 , wherein the fixed frame and the cover form a single one-piece part forming a shell, this shell having an upper portion forming the cover and a lower portion forming the fixed frame, the lower portion covering the rear of the storage envelope. 
     
     
         6 . The backpack according to  claim 5 , wherein the outer surface of the upper portion and the outer surface of the lower portion are smooth. 
     
     
         7 . The backpack according to  claim 1 , wherein the cover is arranged so as to be inclined with respect to the bottom of the storage envelope, the cover approaching the bottom of the storage envelope in a direction from the front to the rear of this storage envelope. 
     
     
         8 . The backpack according to  claim 1 , wherein the storage envelope further includes one or more access openings for accessing the inside of the storage envelope that are arranged on at least one of the sides of the storage envelope. 
     
     
         9 . The backpack according to  claim 8 , wherein the storage envelope has several of the access openings:
 at least one first access opening being arranged on the left-hand side of the storage envelope, and   at least one second access opening being arranged on the right-hand side of the storage envelope and opposite the first access opening.   
     
     
         10 . The backpack according to  claim 1 , wherein the movable frame is formed by a framework or a U-shaped bar with a transverse portion comprising the movable lower bearing surface and lateral ends hinged to the cover or to the fixed frame, the backpack comprising:
 catches mounted at the top and bottom of the movable frame,   a textile arranged in front of the movable frame and stretched between these catches, the catches being arranged between the textile and the movable frame so as to stretch the textile away from the movable frame.   
     
     
         11 . The backpack according to  claim 1 , further including a strap fastened to the front of the storage envelope at one end and to the movable frame at the other end, so as to limit the spacing apart of the movable frame from the storage envelope in the deployed position. 
     
     
         12 . The backpack according to  claim 11 , wherein the strap is an abdominal strap of the backpack. 
     
     
         13 . The backpack according to  claim 11 , wherein a slide is arranged on the storage envelope, the strap passing through the slide such that, as a result of the strap being pulled, the latter causes the movable frame to move toward and/or be clamped against the storage envelope. 
     
     
         14 . The backpack according to  claim 13 , wherein the abdominal strap is also connected to closing fasteners of the abdominal strap, the abdominal strap also being designed to slide with respect to these fasteners, such that by pulling on the abdominal strap, the latter is tightened around the abdomen at the same time as the movable frame is clamped against the storage envelope.