2-in-1 luggage

Abstract

A luggage container includes a first compartment and a second compartment detachably coupled to the first compartment, and each of the first compartment and the second compartment includes an outer shell, a pair of wheels, a telescopic pull handle, at least one carrying handle, at least one foot stand, and an inner shell. The inner shell is: sized to cover a first storage space formed by an inner layer covering an inner surface of the outer shell; concealed when the luggage container is closed in a single container configuration in which the first compartment and the second compartment are coupled via a fastener; and exposed in a dual container configuration in which the first compartment and the second compartment are completely detached from each other when the fastener is open, the inner shell serving as another outer shell for the first or second compartment in the dual container configuration.

1 . A luggage container comprising:
 a first compartment; and   a second compartment detachably coupled to the first compartment,   wherein at least one of the first compartment and the second compartment comprises:
 an outer shell; 
 a pair of wheels; 
 a telescopic pull handle that is retractable and extendable; 
 at least one foot stand; and 
 an inner shell that is:
 sized to cover a first storage space formed by an inner layer covering an inner surface of the outer shell; 
 concealed when the luggage container is closed in a single container configuration in which the first compartment and the second compartment are coupled via a fastener; and 
 exposed in a dual container configuration in which the first compartment and the second compartment are completely detached from each other when the fastener is open, the inner shell serving as another outer shell for the first or second compartment in the dual container configuration, and 
 
   wherein the inner shell comprises:
 an outer portion having an opening formed at a substantially central area of the outer portion, wherein each of four outer sides of the outer portion is coupled to a top portion of a corresponding side of the inner layer; and 
 an inner portion sized to fit the opening of the outer portion, wherein one of four sides of the inner portion is coupled to one of four inner sides of the outer portion, and a first row of zipper is formed along remaining three sides of the inner portion, the first row of zipper teeth corresponding to a second row of zipper teeth formed along remaining three inner sides of the outer portion such that at least one slider moves along a track formed by the first and second rows of zipper teeth. 
   
     
     
         2 . The luggage container of  claim 1 , wherein:
 the outer shell comprises a hard shell made of a rigid material; and   the inner shell comprises a soft shell made of a flexible soft material.   
     
     
         3 . The luggage container of  claim 1 , wherein at least one of the first compartment and the second compartment further comprises at least one carrying handle. 
     
     
         4 . The luggage container of  claim 1 , wherein the inner shell is further sized to form a second storage space in addition to the first storage space. 
     
     
         5 . The luggage container of  claim 4 , wherein a size of the second storage space is substantially equal to or greater than a size of the first storage space. 
     
     
         6 . The luggage container of  claim 4 , wherein the luggage container further comprises a container or box that is sized to fit into the first and second storage space such that contents can be put into the container or box to be placed in the first or second compartment. 
     
     
         7 . The luggage container of  claim 6 , wherein the container or box has a lid that can be open to receive the contents. 
     
     
         8 . The luggage container of  claim 6 , wherein the container or box is foldable such that the container or box can be stored in the luggage container in a folded form. 
     
     
         9 . The luggage container of  claim 6 , wherein the container or box is made of a material that is pliable in response to an applied force. 
     
     
         10 . The luggage container of  claim 9 , wherein the material comprises a hard material including plastic. 
     
     
         11 . The luggage container of  claim 1 , wherein:
 each of the first compartment and the second compartment further comprises a fastener strap;   one end of the fastener strap is coupled to a top portion of a first side of the inner layer and the other end of the fastener strap is coupled to a top portion of a second side of the inner layer that faces the first side; and   the fastener strap comprises a first locking structure and a second locking structure configured to be inserted into the first locking structure.   
     
     
         12 . The luggage container of  claim 11 , wherein:
 the fastener strap is configured to be adjusted to fasten over the inner shell in the dual container configuration; and   the fastener strap is exposed in the dual container configuration.   
     
     
         13 . The luggage container of  claim 1 , wherein:
 the luggage container is not sized to be carry-on luggage in the single container configuration; and   each of the first and second compartments is sized to be carry-on luggage in the dual container configuration.   
     
     
         14 . The luggage container of  claim 1 , wherein the fastener comprises a zipper. 
     
     
         15 . The luggage container of  claim 14 , wherein the zipper comprises:
 a third row of zipper teeth formed on the first compartment;   a fourth row of zipper teeth formed on the second compartment;   a first slider coupled to the third row of zipper; and   a second slider coupled to the fourth row of zipper.   
     
     
         16 . The luggage container of  claim 15 , wherein a first end portion of the third row of zipper and a second end portion of the third row of zipper overlap such that double rows are formed on the first compartment for a section that is less than 20 cm and greater than 10 cm. 
     
     
         17 . The luggage container of  claim 15 , wherein:
 the first slider remains coupled to the third row of zipper when the first compartment is in an independent form in the double container configuration; and   the second slider remains coupled to the fourth row of zipper when the second compartment is in an independent form in the double container configuration.   
     
     
         18 . The luggage container of  claim 15 , further comprising a zip lock formed on one of the first compartment or the second compartment, wherein the first slider and the second slider are inserted into the zip lock to secure the sliders when the zipper is closed in the single container configuration. 
     
     
         19 . The luggage container of  claim 14 , wherein the first storage spaces of the first and second compartments are accessible when the zipper is at least partially open in the single container configuration. 
     
     
         20 . The luggage container of  claim 1 , wherein the one of the four sides of the inner portion is stitched to the one of the four inner sides of the outer portion.