| 摘要 |
PROBLEM TO BE SOLVED: To consecutively make telephone calls even when a commercial power source is cut off, to make a consecutive transmission unit small and attain reduction in cost and to omit the trouble for replacing a battery such as a nickel cadmium battery in the consecutive transmission unit for making a series of consecutive telephone calls to a plurality of contact destinations or one contact destination through a telephone line. SOLUTION: This consecutive transmission unit is provided with a charging part 16 of a large-capacity capacitor, etc., for charging for station feeding while catching a telephone line of an optional call number among a series of consecutive telephone calls, controls the release of the telephone line of the optional call number, and performs control so as to start to catch a telephone line of the next call number of the optional call number by utilizing the station feeding charged in the charging part 16 after the release. COPYRIGHT: (C)2003,JPO
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