Title:
CONTROLLER FOR TOTAL AMOUNT OF CREDIT CARD
Document Type and Number:
Japanese Patent JPS59100979
Kind Code:
A
Abstract:
PURPOSE:To use plural cards in good balance with improved operability by displaying the purchase in order of smaller charge and then displaying the payment in order of larger charge. CONSTITUTION:The main body 1 contains a dot matrix liquid crystal display device 2 and an input key 3, and a case 4 has a card holder 5 to store plural credit cards. A terminal 1a is formed to the main body for connection to an external option device, i.e., a printer 9. For purchase of articles with cards, the display is performed in order of smaller charge. Then a YES key is operated when an appropriate charge is displayed, and the card corresponding to the relevant charge is automatically selected. In the case of payment, the display is carried out in order of larger charge. Then the YES key is operated when an appropriate charge is displayed.
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Inventors:
NISHIMURA KOUSUKE
KATAOKA YOSHIROU
KATAOKA YOSHIROU
Application Number:
JP21170582A
Publication Date:
June 11, 1984
Filing Date:
November 30, 1982
Export Citation:
Assignee:
SHARP KK
International Classes:
B42D15/10; (IPC1-7): G06F15/21; G06F15/30
Attorney, Agent or Firm:
Hisao Komori
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