Package member

Abstract

A package member includes a first cushioning member and a bottom supporting member that supports the first cushioning member. The first cushioning member includes concave portions in which bottoms of a plurality of packaged articles are fitted, and a convex portion that is inserted between the packaged articles. A predetermined space is formed at backsides of the concave portions. The bottom supporting member is arranged in the predetermined space in contact with the backside of any of the concave portions of the first cushioning member and is inflatable when filled with air.

1 . A package member comprising:
 a first cushioning member that includes concave portions in which bottoms of a plurality of packaged articles are fitted, a convex portion that is inserted between the packaged articles, and a predetermined space that is formed at backsides of the concave portions; and   a bottom supporting member that is arranged in the predetermined space in contact with the backsides of the concave portions of the first cushioning member and that is inflatable when charged with air.   
     
     
         2 . The package member according to  claim 1 , further comprising a second cushioning member that includes concave portions in which upper portions of the packaged articles are fitted, and a convex portion that is inserted between the packaged articles. 
     
     
         3 . The package member according to  claim 1 , wherein the bottom supporting member includes a gas charge-discharge unit that charges air into and discharges air from the bottom supporting member, and a shutoff cock that opens and closes the gas charge-discharge unit. 
     
     
         4 . The package member according to  claim 2 , wherein the bottom supporting member includes a gas charge-discharge unit that charges air into and discharges air from the bottom supporting member, and a shutoff cock that opens and closes the gas charge-discharge unit. 
     
     
         5 . The package member according to  claim 1 , wherein the bottom supporting member is arranged in contact with backside of at least one of the concave portions of the first cushioning member. 
     
     
         6 . The package member according to  claim 2 , wherein the bottom supporting member is arranged in contact with backside of at least one of the concave portions of the first cushioning member. 
     
     
         7 . The package member according to  claim 3 , wherein the bottom supporting member is arranged in contact with backside of at least one of the concave portions of the first cushioning member.