| 摘要 |
<p>PURPOSE:To inexpensively and efficiently perform a data processing by enabling terminal outgoing to be performed by interlocking a gas meter having a control part and an automatic cutoff valve with a communication personal computer, and enabling bi-directional outgoing to be performed by using a switched line. CONSTITUTION:The communication personal computer 1 is connected to a telephone set 3, and informs the meter value of the gas meter 2 and a remaining quantity of gas, etc., to a computer in a center automatically, and also, informs a state at the time of cutting off the gas due to gas leakage, etc. The gas meter 2 is provided with the control part and the automatic cutoff valve, and they are interlocked with the communication personal computer 1. And since the mailorder selling information of daily needs, etc., transmitted from the computer 7 is displayed on a display device 5 or a printer 6, a consumer can place the order of an article desired to purchase on the spot. Also, an intelligent modem 8 is formed in perfect duplicated structure with the switched line and a program, etc., and the outgoing of the consumer is switched to the other side automatically when one side is used.</p> |
