Method for providing seasonings for box lunches, and storage midium and resin food container used in the method

Abstract

A method for providing seasonings for box lunches, the method having the steps of: preparing a resin lunch box which is composed of a body and a lid; putting some kinds of seasonings in a plurality of recesses which are formed on the ceiling of the lid; and thermally welding a top sealing film to cover the recesses. The seasonings are selected depending on the kinds of food to be contained in the body. A computer system may be used so that the seasonings to be put in the recesses can be selected automatically and that the selected seasonings can be put automatically. In this case, depending on the kind of box lunches, such as lunches for old people, lunches for hypertension patients, lunches for liver disease patients, etc., proper seasonings are selected so that each of the box lunches will contain proper salt, calorie, etc.

What is claimed is:  
     
         1 . A method for providing seasonings for box lunches, comprising the steps of: 
 preparing a lunch box which is molded from resin and is composed of a body and a lid;    putting a seasoning in at least one recess which is formed in either the body or the lid of the lunch box and which is enclosed by walls of a same height; and    sealing the recess by welding a top sealing film on tops of the walls enclosing the recess.    
     
     
         2 . The method according to  claim 1 , wherein a computer is used to input a kind of box lunches and a kind of food to be contained in the body and to select and output a kind of seasoning which matches the inputted data.  
     
     
         3 . The method according to  claim 2 , wherein the kind of seasoning selected by the computer is put in the recess to a specified amount automatically.  
     
     
         4 . The method according to  claim 2 , wherein the computer controls a printing device to print a name of a seasoning on the top sealing film.  
     
     
         5 . The method according to  claim 2 , wherein the kind of box lunches includes at least one of a kind of lunches for old people, a kind of lunches for people who are on a diet, a kind of lunches for hypertension patients, a kind of lunches for liver disease patients, a kind of lunches for diabetic patients and a kind of lunches for allergic patients.  
     
     
         6 . The method according to  claim 1 , wherein the recess is formed inside of the lid.  
     
     
         7 . The method according to  claim 1 , wherein a kind of seasoning to be put in the recess is selected depending on a kind of box lunches and food to be contained in the body.  
     
     
         8 . The method according to  claim 7 , wherein the kind of box lunches includes at least one of a kind of lunches for old people, a kind of lunches for people who are on a diet, a kind of lunches for hypertension patients, a kind of lunches for liver disease patients, a kind of lunches for diabetic patients and a kind of lunches for allergic patients.  
     
     
         9 . A storage medium which is used to carry out the method according to  claim 1 , wherein a look-up table which lists kinds of box lunches and kinds of food and kinds of seasonings to be put in the recess which match the respective kinds of box lunches and the respective kinds of food is stored.  
     
     
         10 . The storage medium according to  claim 9 , wherein the kinds of box lunches and the kinds of food are rewritable.  
     
     
         11 . A resin food container which is molded from resin and which is composed of a body and a lid, said food container comprising: 
 at least one recess which is formed inside of either the body or the lid; and    a top sealing film which is thermally welded to cover the recess which contains a seasoning.    
     
     
         12 . The resin food container according to  claim 11 , wherein the recess is formed on a ceiling of the lid.  
     
     
         13 . The resin food container according to  claim 11 , wherein the top sealing film has a slit at an end portion.