Foldable bag device

Abstract

The present invention provides methods and systems for a foldable bag that includes a rear wall part having a front side, a back side, and an interior side; a front wall part having a front side, a back side, and an interior side; a middle part having a front side, a back side, and an interior side. The front wall part is engaged to the middle part along a fold line, and the rear wall part is engaged to the middle part along a fold line. The foldable bag is moveable between a first position and a second position.

1 . A foldable bag, comprising:
 a rear wall part having a front side, a back side, and an interior side; a front wall part having a front side, a back side, and an interior side; a middle part having a front side, a back side, and an interior side;   whereby the front wall part is engaged to the middle part along a fold line, and the rear wall part is engaged to the middle part along a fold line; and   wherein the foldable bag is moveable between:   a first position in which the front side of the front wall part is adjacent the front side of the middle part, the front side of the middle part is adjacent the front side of the rear wall part; and   a second position in which the back side of the front wall part, the back side of the middle part, and the back side of the rear wall part are in a substantially planar relationship with the front side of the front wall part, the front side of the middle part, and the front side of the rear wall part.   
     
     
         2 . The foldable bag of  claim 1 , further comprising a cavity for receiving an inflatable device or an expandable device. 
     
     
         3 . The foldable bag of  claim 1 , wherein a portion of the rear wall part overlaps the front wall part while in the first position. 
     
     
         4 . The foldable bag of  claim 1 , wherein the rear wall part includes a side wall, and the middle part includes a side wall, wherein the side wall of the of the rear wall part and the side wall of the middle part include an engagement means for engaging the side wall of the rear wall part to the side wall of the middle part. 
     
     
         5 . The foldable bag of  claim 1 , wherein the front wall part includes a side wall and the middle part includes a side wall, wherein the side wall of the front wall part and the side wall of the middle part include an engagement means for engaging the side wall of the front wall part to the side wall of the middle part. 
     
     
         6 . The foldable bag of  claim 1 , further comprising a second bag engaged to the front wall part. 
     
     
         7 . The foldable bag of  claim 1 , further comprising a raised portion on the interior side of the rear wall part. 
     
     
         8 . The foldable bag of  claim 1 , wherein the interior side of the front wall part, the interior side of the middle part and the interior side of the rear wall part is substantially bisected by a center fold line. 
     
     
         9 . A foldable bag, comprising:
 a rear wall part having a front side, a back side, an interior side, and a side wall part; a front wall part having a front side, a back side, an interior side, and a side wall part; a first middle part having a front side, a back side, an interior side, and a side wall part; a second middle part having a front side, a back side, an interior side, and a side wall part;   whereby the front wall part is engaged to the first middle part along a first fold line, the first middle part is engaged to the second middle part along a second fold line, and the rear wall part is engaged to the second middle part along the third fold line, and   wherein the foldable bag is moveable between:   a first position in which the front side of the front wall part is adjacent the front side of the first middle part, the back side of the first middle part is adjacent the back side of the second middle part, and the front side of the second middle part is adjacent the front side of the rear wall part, and the side wall part of the front wall is selectively secured to the side wall part of the first middle part forming a cavity therein, and the side wall part of the second middle part is selectively secured to the side wall part of the rear wall part forming a cavity therein; and   a second position in which the back side of the front wall part, the back side of the first middle part, the back side of the second middle part, and the back side of the rear wall part are in a substantially planar relationship with the front side of the front wall part, the front side of the first middle part, the front side of the second middle part, and the front side of the rear wall part.   
     
     
         10 . The foldable bag of  claim 9 , further comprising a cavity for receiving an inflatable device or an expandable device. 
     
     
         11 . The foldable bag of  claim 9 , wherein a portion of the rear wall part overlaps the front wall part while in the first position. 
     
     
         12 . The foldable bag of  claim 9 , further comprising a pair of engagement members disposed on the back side of the front wall part for receiving a corresponding engagement member. 
     
     
         13 . The foldable bag of  claim 9 , wherein the back side of the front wall part includes a side wall and the back side of the first middle part includes a side wall, wherein the side wall of the front wall part and the side wall of the second middle part include an engagement means for engaging the side wall of the front wall part to the side wall of the first middle part. 
     
     
         14 . The foldable bag of  claim 9 , further comprising at least one strap disposed on the foldable bag for allowing a user to carry the foldable bag. 
     
     
         15 . The foldable bag of  claim 9 , further comprising two straps disposed on the rear wall part for allowing a user to carry the foldable bag. 
     
     
         16 . A method for erecting a resting device, comprising:
 providing a foldable bag comprising a rear wall part having a front side, a back side, an interior side, and a side wall part; a front wall part having a front side, a back side, an interior side, and a side wall part; a first middle part having a front side, a back side, an interior side, and a side wall part; a second middle part having a front side, a back side, an interior side, and a side wall part, and a cavity for receiving an inflatable device or an expandable device;   whereby the front wall part is engaged to the first middle part along a first fold line, the first middle part is engaged to the second middle part along a second fold line, and the rear wall part is engaged to the second middle part along the third fold line, the interior side of the first middle part, the interior side of the second middle part, and the interior side of the rear wall part is substantially bisected by a center fold line; and   wherein the foldable bag is moveable between:   a first position in which the front side of the front wall part is adjacent the front side of the first middle part, the back side of the first middle part is adjacent the back side of the second middle part, and the front side of the second middle part is adjacent the front side of the rear wall part, and the side wall part of the front wall is selectively secured to the side wall part of the first middle part forming a cavity therein, and the side wall part of the second middle part is selectively secured to the side wall part of the rear wall part forming a cavity therein; and   a second position in which the back side of the front wall part, the back side of the first middle part, the back side of the second middle part, and the back side of the rear wall part are in a substantially planar relationship with the front side of the front wall part, the front side of the first middle part, the front side of the second middle part, and the front side of the rear wall part;   separating the front wall part from the first middle part;   separating the rear wall part from the second middle part;   separating the first middle part from the second middle part;   separating the interior sides of the first middle part, the interior sides of the second middle part, and the interior sides of the rear wall part along the center fold line, whereby the interior sides are in a substantially planar relationship to one another; and   inflating the inflatable means.   
     
     
         17 . The method of erecting a temporary resting structure according to  claim 16 , further comprising providing an inflatable means that is integral to the inflatable device and inflating the inflatable device with the inflatable means. 
     
     
         18 . The method of erecting a temporary resting structure according to  claim 16 , further comprising inflating the inflatable device with a pump. 
     
     
         19 . The method of erecting a temporary resting structure according to  claim 16 , further comprising providing a retention means for retaining the front wall part to the rear wall part when the foldable bag is in the first position.