Shuffled playing card and method for manufacturing playing card

Abstract

There is provided a shuffled playing card, wherein a suit and a rank are printed on one surface of a card base sheet, and a back pattern is printed on another surface, different sheet IDs for one card base sheet or each of a plurality of card base sheets are printed on the card base sheet, one deck or a plurality of decks are formed by individual cards cut by a cutting machine from the card base sheet, the one deck or the plurality of decks are shuffled by a shuffle machine to form a set of shuffled playing cards, different shuffled playing card IDs for each set are assigned to the shuffled playing card as ID codes, and the sheet ID of the playing card constituting the shuffled playing card and the shuffled playing card ID are associated with each other in a database.

1 . A shuffled playing card, wherein:
 a suit and a rank are printed on one surface of a card base sheet, and a back pattern is printed on another surface,   different sheet IDs for one card base sheet or each of a plurality of card base sheets are printed on the card base sheet,   one deck or a plurality of decks are formed by individual cards cut by a cutting machine from the card base sheet,   the one deck or the plurality of decks are shuffled by a shuffle machine to form a set of shuffled playing cards,   different shuffled playing card IDs for each set are assigned to the shuffled playing card as ID codes, and   the sheet ID of the playing card constituting the shuffled playing card and the shuffled playing card ID are associated with each other in a database.   
     
     
         2 . The shuffled playing card according to  claim 1 , wherein:
 the sheet ID or the sheet IDs of the playing card constituting the shuffled playing card is specifiable from the shuffled playing card ID, and   the shuffled playing card ID is singularly specifiable from the sheet ID.   
     
     
         3 . The shuffled playing card according to  claim 1 , wherein the sheet ID is printed on one or a plurality of shuffled playing cards constituting a set of decks. 
     
     
         4 . The shuffled playing card according to  claim 1 , wherein the sheet ID is printed with ink invisible under a normal condition. 
     
     
         5 . The shuffled playing card according to  claim 1 , wherein the sheet ID is printed with a transparent UV ink. 
     
     
         6 . The shuffled playing card according to  claim 1 , wherein the sheet ID of the card base sheet is associated with one or both of recording of a printing date on the card base sheet and recording of a cut date on the individual playing cards in the database. 
     
     
         7 . The shuffled playing card according to  claim 1 , wherein:
 the sheet ID or the sheet IDs associated in the database are specifiable from the shuffled playing card ID,   a printing plate of the suit and the rank used for the card base sheet is specifiable from the sheet ID, and   if the individual cards are specified, a position or positions of the corresponding suit and rank on the card base sheet are specifiable.   
     
     
         8 . The shuffled playing card according to  claim 1 , wherein:
 the sheet ID is printed on a site other than a card constituting the set of decks on the card base sheet,   but the sheet ID or the sheet IDs associated in the database are specifiable from the shuffled playing card ID.   
     
     
         9 . The shuffled playing card according to  claim 1 , wherein:
 the suits or the ranks corresponding to the plurality of decks are printed on one card base sheet, a common back pattern is printed on the other surface, and different sheet IDs for each deck are printed on the set of the plurality of decks,   the sheet IDs for each deck of the playing card constituting the shuffled playing card are specifiable from the shuffled playing card ID, and   the shuffled playing card ID is singularly specifiable from different sheet IDs for each deck.   
     
     
         10 . A shuffled playing card, wherein:
 a suit and a rank are printed on one surface of a card base sheet, and a back pattern is printed on another surface,   one or each of a plurality of card base sheets have different sheet IDs,   one deck or a plurality of decks are formed by individual cards cut by a cutting machine from the card base sheet,   the one deck or the plurality of decks are shuffled by a shuffle machine to form a set of shuffled playing cards,   the sheet ID is printed on each of the individual cards, and   the card base sheet is specifiable from the sheet ID printed on the individual card.   
     
     
         11 . The shuffled playing card according to  claim 10 , wherein:
 different shuffled playing card IDs for each set are assigned to the shuffled playing card as ID codes, and   the sheet ID of the playing card constituting the shuffled playing card and the shuffled playing card ID are associated with each other in a database.   
     
     
         12 . The shuffled playing card according to  claim 11 , wherein:
 the sheet ID or the sheet IDs of the playing card constituting the shuffled playing card are specifiable from the shuffled playing card ID, and   the shuffled playing card ID is singularly specifiable from the sheet ID.   
     
     
         13 . The shuffled playing card according to any  claim 10 , wherein the sheet ID is printed with ink invisible under a normal condition. 
     
     
         14 . The shuffled playing card according to  claim 10 , wherein the sheet ID is printed with a transparent UV ink. 
     
     
         15 . The shuffled playing card according to  claim 10 , wherein the sheet ID of the card base sheet is associated with one or both of recording of a printing date on the card base sheet and recording of a cut date on the individual playing card in the database. 
     
     
         16 . The shuffled playing card according to  claim 11 , wherein:
 the sheet ID or the sheet IDs associated in the database are specifiable from the shuffled playing card ID,   a printing plate of the suit and the rank used for the card base sheet is specifiable from the sheet ID, and   if the individual cards are specified, a position or positions of the corresponding suit and rank on the card base sheet are specifiable.   
     
     
         17 . The shuffled playing card according to  claim 11 , wherein:
 the sheet ID is printed on a site other than a card constituting the set of decks on the card base sheet,   but the sheet ID or the sheet IDs associated in the database are specifiable from the shuffled playing card ID.   
     
     
         18 . The shuffled playing card according to  claim 11 , wherein:
 suits or ranks corresponding to the plurality of decks are printed on one card base sheet, a common back pattern is printed on another surface, and different sheet IDs for each deck are printed on the set of the plurality of decks,   the sheet IDs for each deck of the playing card constituting the shuffled playing card are specifiable from the shuffled playing card ID, and   the shuffled playing card ID is singularly specifiable from different sheet IDs for each deck.   
     
     
         19 . A method for manufacturing a playing card, comprising:
 a printing step of printing a suit and a rank on one surface of a card base sheet and printing a back pattern on another surface;   a sheet ID assigning step of printing different sheet IDs for one card base sheet or each of a plurality of card base sheets on the card base sheet;   a cutting step of cutting the card base sheet having undergone the printing step and the sheet ID assigning step into individual cards by a cutting machine;   a step of producing one deck or a plurality of decks from the card base sheet;   a shuffling step of shuffling the one deck or the plurality of decks by a shuffle machine to produce a set of shuffled playing cards;   a packaging step of packaging a set of shuffled playing cards having undergone the shuffling step;   an ID assigning step of assigning a shuffled playing card ID as an ID code to the set of shuffled playing cards by generating different shuffled playing card IDs for each set of shuffled playing cards; and   a database producing step of storing the shuffled playing card ID and the sheet ID assigned to the playing card constituting the shuffled playing card by associating the shuffled playing card ID and the sheet ID with each other in database.   
     
     
         20 . The method for manufacturing a playing card according to  claim 19 , wherein:
 the sheet ID or the sheet IDs of the playing card constituting the shuffled playing card is specifiable from the shuffled playing card ID, and   the shuffled playing card ID is singularly specifiable from the sheet ID.   
     
     
         21 . The method for manufacturing a playing card according to  claim 19 , wherein the sheet ID is printed on one or a plurality of shuffled playing cards constituting a set of decks. 
     
     
         22 . The method for manufacturing a playing card according to  claim 19 , wherein the sheet ID is printed with ink invisible under a normal condition. 
     
     
         23 . The method for manufacturing a playing card according to  claim 19 , wherein the sheet ID is printed with a transparent UV ink. 
     
     
         24 . The method for manufacturing a playing card according to  claim 19 , wherein in the database producing step, the sheet ID of the card base sheet is stored in the database in association with one or both of recording of a printing date on the card base sheet and recording of a cut date on the individual playing card. 
     
     
         25 . The method for manufacturing a playing card according to  claim 19 , wherein in the database producing step, before the shuffling step, the sheet ID read from the playing card constituting the set of decks is stored in the database in association with the shuffled playing card ID of the shuffled playing card to which the deck belongs. 
     
     
         26 . The method for manufacturing a playing card according to  claim 19 , wherein:
 the sheet ID or the sheet IDs associated in the database are specifiable from the shuffled playing card ID,   a printing plate of the suit and the rank used for the card base sheet is specifiable from the sheet ID, and   if the individual cards are specified, a position or positions of the corresponding suit and rank on the card base sheet are specifiable.   
     
     
         27 . The method for manufacturing a playing card according to  claim 19 , wherein:
 in the sheet ID assigning step, the sheet ID is printed on a site other than a card constituting the set of decks on the card base sheet,   but the sheet ID or the sheet IDs associated in the database are specifiable from the shuffled playing card ID.   
     
     
         28 . The method for manufacturing a playing card according to  claim 19 , wherein:
 in the printing step, the suits or the ranks corresponding to the plurality of decks are printed on one card base sheet, a common back pattern is printed on the other surface, and different sheet IDs for each deck are printed on the set of the plurality of decks,   the sheet IDs for each deck of the playing card constituting the shuffled playing card are specifiable from the shuffled playing card ID, and   the shuffled playing card ID is singularly specifiable from different sheet IDs for each deck.