Backpack type device

Abstract

A backpack type device may include a body, a shoulder belt configured to be strapped on a shoulder of a user, and a waist belt configured to be wrapped around a waist of the user. The waist belt may be configured to switch between a state in which a lower end of the waist belt is below a lower surface of the body and a state in which the lower end of the waist belt is above the lower surface of the body. The backpack type device may be configured capable of being placed on a horizontal plane with the lower surface of the body in contact with the horizontal plane on which the backpack type device is placed in the state in which the lower end of the waist belt is above the lower surface of the body.

What is claimed is: 
     
         1 . A backpack type device comprising:
 a body;   a shoulder belt configured to be strapped on a shoulder of a user, and   a waist belt configured to be wrapped around a waist of the user,   wherein the waist belt is configured to switch between a state in which a lower end of the waist belt is below a lower surface of the body and a state in which the lower end of the waist belt is above the lower surface of the body, and   the backpack type device is configured capable of being placed on a horizontal plane with the lower surface of the body in contact with the horizontal plane on which the backpack type device is placed in the state in which the lower end of the waist belt is above the lower surface of the body.   
     
     
         2 . The backpack type device according to  claim 1 , wherein the body comprises:
 a main body portion; and   a back carrier portion to which the main body portion is detachably attached and to which the shoulder belt and the waist belt are attached.   
     
     
         3 . The backpack type device according to  claim 2 , wherein the back carrier portion comprises:
 a back plate to which an upper end of the shoulder belt is attached;   a support plate to which the waist belt is attached and a position of which in an up-down direction relative to the back plate is configured changeable; and   a lock mechanism configured to fix the position of the support plate in the up-down direction relative to the back plate,   wherein the main body portion and/or the back plate constitute the lower surface of the body.   
     
     
         4 . The backpack type device according to  claim 1 , wherein
 the waist belt is attached to the body so as to be rotatable around a rotation axis extending in a front-rear direction relative to the body, and   the rotation axis is separated away from a center of the waist belt in an up-down direction   
     
     
         5 . The backpack type device according to  claim 1 , wherein the waist belt is detachably attached to the body by a hook-and-loop fastener.