Bag With Removable Compartment

Abstract

A bag includes a removable compartment. The removable compartment might be releasably connected to the bag using various mechanisms, and in one aspect, a zipper with overlapping portions attaches the removable compartment to the rest of the bag and provides access to a storage compartment of the bag.

1 . A backpack comprising:
 a first compartment defined by a first set of walls including at least:
 a back wall, wherein one or more shoulder straps of the backpack extend across an exterior surface of the back wall; 
 a first side wall positioned along a first side of the back wall; 
 a second side wall positioned along a second side of the back wall and generally opposing the first side wall; 
 a bottom wall positioned along a bottom of the back wall, wherein the first compartment includes an opening that provides access to a first storage space of the first compartment and that is defined by a perimeter lip extending entirely around the opening; 
   a second compartment defined by a second set of walls, the second compartment being releasably attachable to the first compartment and being receivable in the opening; and   a releasable-attachment mechanism having a first attachment mechanism extending at least partially along the perimeter lip and a second attachment mechanism coupled to, and extending at least partially around, the second compartment, the first attachment mechanism being releasably attachable to the second attachment mechanism to releasably attach the second compartment to the first compartment and to provide selectively openable access to the first storage space.   
     
     
         2 . The backpack of  claim 1 ,
 wherein the first set of walls further includes a front wall that generally opposes the back wall and that is positioned between the first side wall and the second side wall, and   wherein the opening includes at least a portion of the front wall, such that the perimeter lip includes a perimeter-lip first edge relatively proximal to the first side wall, a perimeter-lip bottom edge relatively proximal the bottom wall, and a perimeter-lip second edge relatively proximal to the second side wall, the perimeter-lip first, second, and bottom edges at least partially defining the portion of the front wall included in the opening.   
     
     
         3 . The backpack of  claim 2 , wherein the second set of walls includes a wall that combines with the front wall to form a front portion of the backpack when the second compartment is positioned in the opening. 
     
     
         4 . The backpack of  claim 3 , wherein the second set of walls includes a selectively closeable opening that provides access to a second storage space of the second compartment, and wherein the wall includes at least a portion of the selectively closeable opening. 
     
     
         5 . The backpack of  claim 2 ,
 wherein the first set of walls further comprises a top wall that is positioned between the first side wall and the second side wall and between the back wall and the front wall, and   wherein the perimeter lip further includes a perimeter-lip top edge relatively proximal to the top wall, the opening being entirely defined in the front wall.   
     
     
         6 . The backpack of  claim 1 ,
 wherein the first set of walls further includes a top wall positioned along a top of the back wall between the first side wall and the second side wall, and   wherein the opening includes at least a portion of the top wall, such that the perimeter lip includes a perimeter-lip first edge relatively proximal to the first side wall, a perimeter-lip back edge relatively proximal to the back wall, and a perimeter-lip second edge relatively proximal to the second side wall, the perimeter-lip first, second, and back edges at least partially defining the portion of the top wall included in the opening.   
     
     
         7 . The backpack of  claim 6 , wherein the second set of walls includes a wall that combines with the top wall to form a top portion of the backpack when the second compartment is positioned in the opening. 
     
     
         8 . The backpack of  claim 7 , wherein the second set of walls includes a selectively closeable opening that provides access to a second storage space of the second compartment, and wherein the wall includes at least a portion of the selectively closeable opening. 
     
     
         9 . The backpack of  claim 7 ,
 wherein the first set of walls further includes a front wall that generally opposes the back wall and that is positioned between the first side wall and the second side wall and between the bottom wall and the top wall, and   wherein the opening includes at least a portion of the front wall, such that the perimeter lip includes a perimeter-lip bottom edge relatively proximal to the bottom wall, the perimeter-lip bottom edge extending contiguously with the perimeter-lip first edge and the perimeter-lip second edge.   
     
     
         10 . The backpack of  claim 9 , wherein the second set of walls includes another wall that combines with the front wall to form a front portion of the backpack when the second compartment is positioned in the opening. 
     
     
         11 . The backpack of  claim 10 , wherein the second set of walls includes a selectively closeable opening that provides access to a second storage space of the second compartment, and wherein the wall and the other wall both include respective portions of the selectively closeable opening. 
     
     
         12 . The backpack of  claim 6 ,
 wherein the first set of walls further comprises a front wall that is positioned between the first side wall and the second side wall and between the top wall and the bottom wall, and   wherein the perimeter lip further includes a perimeter-lip front edge relatively proximal to the front wall, the opening being entirely defined in the top wall.   
     
     
         13 . A bag comprising:
 a first set of walls that are coupled to one another to form a first compartment having a storage volume that gradually reduces from a first end to a second end, the first set of walls including a first wall that at least partially defines the first end and a second wall that extends from the first end to the second end; and   a second set of walls that are coupled to one another to form a second compartment,
 wherein the first compartment and the second compartment are convertible between a first configuration, in which the first and second compartments are connected and integrated into a backpack, and a second configuration, in which the first and second compartments are entirely decoupled from one another, 
 wherein in the first configuration, the second set of walls attach to the first compartment near one or more edges of the first wall and near one or more edges of the second wall; and 
 wherein in the first configuration, the first wall forms at least part of a top portion of the backpack and the second wall forms at least part of a front portion of the backpack. 
   
     
     
         14 . The backpack of  claim 13 , wherein the first compartment includes a first component of a releasable fastener near the one or more edges of the first wall and near the one or more edges of the second wall, and wherein the second compartment includes the second component of the releasable fastener. 
     
     
         15 . The backpack of  claim 14 , wherein the first component includes a first set of zipper teeth coupled near the one or more edges of the first wall and near the one or more edges of the second wall, and wherein a second set of zipper teeth are coupled around a perimeter lip of an opening that provides access to a storage space of the second compartment, the first set of zipper teeth and the second set of zipper teeth being releasably connectable to attach the first compartment to the second compartment and to manage access to the storage space. 
     
     
         16 . A bag comprising:
 a first compartment having an opening defined by a perimeter lip having a perimeter length;   a second compartment that is positionable within the perimeter lip to at least partially cover the opening and to at least partially stow the second compartment; and   a zipper mechanism comprising:
 a first row of zipper teeth that are coupled near the perimeter lip and that includes a first end and a second end, the first row of zipper teeth including a first zipper length between the first end and the second end that is greater than the perimeter length, such that the first end overlaps with the second end to form an overlapping zipper portion, and 
 a second row of zipper teeth that are coupled to an exterior portion of the second compartment and that releasably connect with the first row of zipper teeth to releasably attach the second compartment to the first compartment. 
   
     
     
         17 . The bag of  claim 16 , wherein the zipper mechanism further includes a first zipper box and a second zipper box, and wherein the first zipper box and the second zipper box are both coupled to a same one of the first row of zipper teeth or the second row of zipper teeth that also includes a first zipper slider and a second zipper slider. 
     
     
         18 . The bag of  claim 17 , wherein the zipper mechanism further includes a first zipper insertion pin and a second zipper insertion pin, both of which are coupled to the other row of zipper teeth that does not include the first and second zipper boxes and first and second zipper pulls. 
     
     
         19 . The bag of  claim 18 , wherein the first row of zipper teeth is positioned on a front portion of a backpack and a top portion of a backpack, and wherein the overlapping zipper portion is positioned on the front portion of the backpack. 
     
     
         20 . The bag of  claim 19  further comprising, another zipper mechanism that provides zippered access to a storage space of the second compartment.