| 摘要 |
PURPOSE:To transmit a picture, by switching a public phone line connected to a telephone line to a facsimile transmission device, through the operation of a transfer controller after calling out a called party. CONSTITUTION:After a user deposits a coin to a public telephone device A, makes dialling. Afte confirming FAX tone, a switch 7 is operated and a power supply is applied to a FAX and a transfer controller 12 is switched to (c) side and a FAX 15 is connected to a line 13. In the picture transmission, coins are sequentially contained with a coin accepting signal by pulses coming at the given time intervals and when the coin is reduced to zero, it is informed with an alarm device 18 and the transmission of picture is interrupted with a controller 12, if additional coins are not deposited. |
