JPS556920A - Automatic answering telephone set - Google Patents
Automatic answering telephone setInfo
- Publication number
- JPS556920A JPS556920A JP7872878A JP7872878A JPS556920A JP S556920 A JPS556920 A JP S556920A JP 7872878 A JP7872878 A JP 7872878A JP 7872878 A JP7872878 A JP 7872878A JP S556920 A JPS556920 A JP S556920A
- Authority
- JP
- Japan
- Prior art keywords
- signals
- tape
- message
- head
- time
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/64—Automatic arrangements for answering calls; Automatic arrangements for recording messages for absent subscribers; Arrangements for recording conversations
- H04M1/65—Recording arrangements for recording a message from the calling party
Abstract
PURPOSE:To realize an automatic draw-out of the head for the next message along with the labor saving. CONSTITUTION:The following component units are provided: incoming circuit 1 to detect the incoming signals given from telephone circuit L; timer 2 to maintain the message recording action for the automatic answering telephone set for a fixed time to the message sent from the caller side as well as to transmission of the answer message at the incoming time; relay A to hold the main wire; oscillator OSC to oscillate the signals used for draw-out of the head of the message at the reproducing time; timer 3 to record the signals of OSC on the tape for a fixed time; endless tape 4 to be used at the answering time; head H1 to reproduce the contents recorded on the tape at the answering time; motor 4 to drive tape 4; amplifier 5 to amplify the output signals of head H1 and then transmit them to circuit L; silence detector 6 to detect the end of the signals of tape 4; relay B operating on the output of detector 6; switches RP1-RP5 to perform switching between the recording and reproducing of the message; amplifier 7 with AGC to amplify the output signals of head H2 at the prescribed level or less when recording the signals of circuit L on recording tape 8 or reproducing them; and others.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7872878A JPS556920A (en) | 1978-06-30 | 1978-06-30 | Automatic answering telephone set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7872878A JPS556920A (en) | 1978-06-30 | 1978-06-30 | Automatic answering telephone set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS556920A true JPS556920A (en) | 1980-01-18 |
Family
ID=13669935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7872878A Pending JPS556920A (en) | 1978-06-30 | 1978-06-30 | Automatic answering telephone set |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS556920A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57208753A (en) * | 1981-06-18 | 1982-12-21 | Matsushita Electric Ind Co Ltd | Automatic answering telephone set |
| US8439409B2 (en) | 2007-10-29 | 2013-05-14 | Caterpillar Sarl | Door unit |
-
1978
- 1978-06-30 JP JP7872878A patent/JPS556920A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57208753A (en) * | 1981-06-18 | 1982-12-21 | Matsushita Electric Ind Co Ltd | Automatic answering telephone set |
| US8439409B2 (en) | 2007-10-29 | 2013-05-14 | Caterpillar Sarl | Door unit |
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