Automatic vending machine having a control system capable of easily and reliably rewriting a control program in each terminal control unit
First Claim
1. A control system for an automatic vending machine including a controlled device, said control system comprising:
- a terminal control unit connected to said controlled device for controlling said controlled device in accordance with a control program; and
a main control unit connected to said terminal control unit through a transmission path for controlling said terminal control unit through communication with said terminal control unit, said main control unit including transfer means for transferring a signal with a new control program to said terminal control unit through said transmission path;
said terminal control unit comprising;
memorizing means for memorizing the first-mentioned control program as a memorized control program; and
rewriting means connected to said memorizing means and said transfer means for rewriting said memorized control program into said new control program.
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Accused Products
Abstract
In a control system for an automatic vending machine with a controlled device, a terminal control unit controls the controlled device in accordance with a control program. A main control unit is connected to the terminal control unit through a transmission path and controls the terminal control unit through communication with the terminal control unit. The main control unit is provided with a transfer arrangement for transferring a new control program to the terminal control unit through the transmission path. The terminal control unit is provided with a memory and a rewriting arrangement connected to the memory. The memory is for memorizing the first-mentioned control program as a memorized control program. The rewriting arrangement is for rewriting the memorized control program into the new control program at need.
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Citations
20 Claims
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1. A control system for an automatic vending machine including a controlled device, said control system comprising:
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a terminal control unit connected to said controlled device for controlling said controlled device in accordance with a control program; and
a main control unit connected to said terminal control unit through a transmission path for controlling said terminal control unit through communication with said terminal control unit, said main control unit including transfer means for transferring a signal with a new control program to said terminal control unit through said transmission path;
said terminal control unit comprising;
memorizing means for memorizing the first-mentioned control program as a memorized control program; and
rewriting means connected to said memorizing means and said transfer means for rewriting said memorized control program into said new control program. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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16. A control system for an automatic vending machine including a controlled device, said control system comprising:
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a terminal control unit connected to said controlled device for controlling said controlled device in accordance with a control program; and
a main control unit connected to said terminal control unit through a transmission path for controlling said terminal control unit through communication with said terminal control unit, said main control unit including a transfer device for transferring a signal with a new control program to said terminal control unit through said transmission path;
said terminal control unit comprising;
a memorizing device for memorizing the first-mentioned control program as a memorized control program; and
a rewriting device connected to said memorizing device and said transfer device for rewriting said memorized control program into said new control program. - View Dependent Claims (17, 18, 19, 20)
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Specification