IL52215A - Ringing current generator arrangement in a subscriber's telephone station - Google Patents

Ringing current generator arrangement in a subscriber's telephone station

Info

Publication number: IL52215A
Authority: IL; Israel
Prior art keywords: subscriber; current generator; telephone station; ringing current; generator arrangement
Prior art date: 1976-06-24

Application number

IL52215A

Other versions

IL52215A0 (en

Original Assignee

Zellweger Uster Ag

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.)

1976-06-24

Filing date

1977-06-01

Publication date

1979-09-30

1977-06-01 Application filed by Zellweger Uster Ag filed Critical Zellweger Uster Ag

1977-08-31 Publication of IL52215A0 publication Critical patent/IL52215A0/en

1979-09-30 Publication of IL52215A publication Critical patent/IL52215A/en

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M19/00—Current supply arrangements for telephone systems
- H04M19/02—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone
- H04M19/04—Current supply arrangements for telephone systems providing ringing current or supervisory tones, e.g. dialling tone or busy tone the ringing-current being generated at the substations

Landscapes

Engineering & Computer Science (AREA)
Signal Processing (AREA)
Iron Core Of Rotating Electric Machines (AREA)
Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Permanent Magnet Type Synchronous Machine (AREA)

IL52215A 1976-06-24 1977-06-01 Ringing current generator arrangement in a subscriber's telephone station IL52215A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH806276A CH609512A5 (en)	1976-06-24	1976-06-24	Ringing current generating arrangement in a subscriber telephone station of a local battery telephone system

Publications (2)

Publication Number	Publication Date
IL52215A0 IL52215A0 (en)	1977-08-31
IL52215A true IL52215A (en)	1979-09-30

Family

ID=4334560

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IL52215A IL52215A (en)	1976-06-24	1977-06-01	Ringing current generator arrangement in a subscriber's telephone station

Country Status (6)

Country	Link
AT (1)	AT353328B (en)
CH (1)	CH609512A5 (en)
DE (1)	DE2720282B2 (en)
IL (1)	IL52215A (en)
IN (1)	IN147715B (en)
IT (1)	IT1084281B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE3035776A1 (en) *	1980-09-23	1982-06-03	Robert Bosch Gmbh, 7000 Stuttgart	Electric machine with external rotor - has permanent magnet in rotor shroud, including rotor bottom, with rotor assembly mounted in bearing shield

1976
- 1976-06-24 CH CH806276A patent/CH609512A5/en not_active IP Right Cessation
1977
- 1977-05-05 DE DE2720282A patent/DE2720282B2/en active Granted
- 1977-05-27 IT IT49600/77A patent/IT1084281B/en active
- 1977-06-01 IL IL52215A patent/IL52215A/en unknown
- 1977-06-15 IN IN899/CAL/77A patent/IN147715B/en unknown
- 1977-06-22 AT AT439777A patent/AT353328B/en not_active IP Right Cessation

Also Published As

Publication number	Publication date
IL52215A0 (en)	1977-08-31
ATA439777A (en)	1979-04-15
DE2720282A1 (en)	1977-12-29
DE2720282C3 (en)	1979-04-05
IT1084281B (en)	1985-05-25
AT353328B (en)	1979-11-12
CH609512A5 (en)	1979-02-28
IN147715B (en)	1980-06-14
DE2720282B2 (en)	1978-08-10

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