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JPS5242062A - Timing circuit - Google Patents

Timing circuit

Info

Publication number
JPS5242062A
JPS5242062A JP11719675A JP11719675A JPS5242062A JP S5242062 A JPS5242062 A JP S5242062A JP 11719675 A JP11719675 A JP 11719675A JP 11719675 A JP11719675 A JP 11719675A JP S5242062 A JPS5242062 A JP S5242062A
Authority
JP
Japan
Prior art keywords
timing circuit
timing
reoperation
capacitor
completion
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
Application number
JP11719675A
Other languages
Japanese (ja)
Inventor
Ichiro Taneda
Toshio Takara
Shizuo Hayashi
Hirokazu Fukushima
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HASEGAWA DENKI SEISAKUSHIYO KK
HASEGAWA DENKI SEISAKUSHO
HASEGAWA DENKI SEISAKUSHO KK
Fujitsu Ltd
Original Assignee
HASEGAWA DENKI SEISAKUSHIYO KK
HASEGAWA DENKI SEISAKUSHO
HASEGAWA DENKI SEISAKUSHO KK
Fujitsu Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by HASEGAWA DENKI SEISAKUSHIYO KK, HASEGAWA DENKI SEISAKUSHO, HASEGAWA DENKI SEISAKUSHO KK, Fujitsu Ltd filed Critical HASEGAWA DENKI SEISAKUSHIYO KK
Priority to JP11719675A priority Critical patent/JPS5242062A/en
Publication of JPS5242062A publication Critical patent/JPS5242062A/en
Pending legal-status Critical Current

Links

Landscapes

  • Pulse Circuits (AREA)
  • Electronic Switches (AREA)

Abstract

PURPOSE: In the timing circuit producing alarm signal after the specified time from line hold of push button telephone, to enable accurate reoperation by rapid discharge of capacitor in timing circuit immediately after the completion of timing operation.
COPYRIGHT: (C)1977,JPO&Japio
JP11719675A 1975-09-30 1975-09-30 Timing circuit Pending JPS5242062A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11719675A JPS5242062A (en) 1975-09-30 1975-09-30 Timing circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11719675A JPS5242062A (en) 1975-09-30 1975-09-30 Timing circuit

Publications (1)

Publication Number Publication Date
JPS5242062A true JPS5242062A (en) 1977-04-01

Family

ID=14705765

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11719675A Pending JPS5242062A (en) 1975-09-30 1975-09-30 Timing circuit

Country Status (1)

Country Link
JP (1) JPS5242062A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56110376A (en) * 1980-02-05 1981-09-01 Toshiba Corp Holding state display system of key telephone set

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56110376A (en) * 1980-02-05 1981-09-01 Toshiba Corp Holding state display system of key telephone set
JPH0114757B2 (en) * 1980-02-05 1989-03-14 Tokyo Shibaura Electric Co

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