JPH0336250U

JPH0336250U -

Info

Publication number: JPH0336250U
Application number: JP9670989U
Authority: JP
Priority date: 1989-08-21
Filing date: 1989-08-21
Publication date: 1991-04-09

Description

[Brief explanation of drawings]

図面はこの考案の一実施例を示す回路ブロツク
図である。図中、１は着信検出回路、２は表示鳴動回路、
３はロツク回路、４はロツク部、５は鍵、６は着
信応答ボタン、７はＲリレー、８はＬリレー、９
は内部回線、１０は通話回路、１１はハンドセツ
ト、１２はダイヤル発信回路、１３はダイヤルス
イツチ、１４は電話機回路、１５はロツク手段、
１６は着信応答手段、１００は電話回線である。 The drawing is a circuit block diagram showing one embodiment of this invention. In the figure, 1 is an incoming call detection circuit, 2 is a display ringing circuit,
3 is a lock circuit, 4 is a lock part, 5 is a key, 6 is an incoming call response button, 7 is an R relay, 8 is an L relay, 9
10 is an internal line, 10 is a telephone circuit, 11 is a handset, 12 is a dialing circuit, 13 is a dial switch, 14 is a telephone circuit, 15 is a locking means,
16 is an incoming call response means, and 100 is a telephone line.

Claims

[Scope of utility model registration request]

The telephone includes an incoming call detection circuit connected to a telephone line, a display ringing circuit connected to the incoming call detection circuit, and a telephone circuit necessary for outgoing and talking connected to the telephone line via a switch. A locking means for disconnecting the telephone circuit from the telephone line and making it impossible to make a call; and a locking means for disconnecting the telephone circuit from the telephone line and only when the incoming call detection circuit detects an incoming call. A telephone with a lock function, characterized in that it is equipped with an incoming call response means that can be connected to a telephone line.