CH542553A - Dispositif de communication - Google Patents

Dispositif de communication

Info

Publication number: CH542553A
Authority: CH; Switzerland
Prior art keywords: dispositif; communication
Prior art date: 1971-01-12

Application number

CH21772A

Other languages

German (de)

Inventor

Sambrook Birkin Michael

Original Assignee

British Railways Board

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.)

1971-01-12

Filing date

1972-01-07

Publication date

1973-09-30

1972-01-07 Application filed by British Railways Board filed Critical British Railways Board

1973-09-30 Publication of CH542553A publication Critical patent/CH542553A/en

Classifications

- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C25/00—Arrangements for preventing or correcting errors; Monitoring arrangements
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L3/00—Devices along the route for controlling devices on the vehicle or train, e.g. to release brake or to operate a warning signal
- B61L3/16—Continuous control along the route
- B61L3/22—Continuous control along the route using magnetic or electrostatic induction; using electromagnetic radiation

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Electromagnetism (AREA)
Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Dc Digital Transmission (AREA)
Train Traffic Observation, Control, And Security (AREA)

CH21772A 1971-01-12 1972-01-07 Dispositif de communication CH542553A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB146971A GB1375172A (en)	1971-01-12	1971-01-12

Publications (1)

Publication Number	Publication Date
CH542553A true CH542553A (en)	1973-09-30

Family

ID=9722541

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH21772A CH542553A (en)	1971-01-12	1972-01-07	Dispositif de communication

Country Status (12)

Country	Link
AT (1)	AT314602B (en)
AU (1)	AU461707B2 (en)
CA (1)	CA953219A (en)
CH (1)	CH542553A (en)
DE (1)	DE2200773A1 (en)
FR (1)	FR2122209A5 (en)
GB (1)	GB1375172A (en)
IT (1)	IT946415B (en)
PL (1)	PL71693B1 (en)
SE (1)	SE376208B (en)
SU (1)	SU489369A3 (en)
ZA (1)	ZA7213B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2539887B1 (en) *	1983-01-20	1985-07-26	Tech Europ Commutation	PROCESS FOR ENSURING THE SECURITY OF THE OPERATION OF A PROGRAMMABLE AUTOMATON AND AUTOMATON FOR THE IMPLEMENTATION OF THE PROCESS
US4652877A (en) *	1983-07-01	1987-03-24	Rockwell International Corporation	Meter data gathering and transmission system

1971
- 1971-01-12 GB GB146971A patent/GB1375172A/en not_active Expired
1972
- 1972-01-03 ZA ZA720013A patent/ZA7213B/en unknown
- 1972-01-06 AU AU37682/72A patent/AU461707B2/en not_active Expired
- 1972-01-06 CA CA131,774A patent/CA953219A/en not_active Expired
- 1972-01-07 CH CH21772A patent/CH542553A/en not_active IP Right Cessation
- 1972-01-07 DE DE19722200773 patent/DE2200773A1/en active Pending
- 1972-01-10 IT IT19177/72A patent/IT946415B/en active
- 1972-01-10 PL PL1972152834A patent/PL71693B1/pl unknown
- 1972-01-11 SU SU1738620A patent/SU489369A3/en active
- 1972-01-11 AT AT18172A patent/AT314602B/en not_active IP Right Cessation
- 1972-01-11 SE SE7200261A patent/SE376208B/xx unknown
- 1972-01-12 FR FR7200921A patent/FR2122209A5/fr not_active Expired

Also Published As

Publication number	Publication date
IT946415B (en)	1973-05-21
PL71693B1 (en)	1974-06-29
CA953219A (en)	1974-08-20
GB1375172A (en)	1974-11-27
FR2122209A5 (en)	1972-08-25
ZA7213B (en)	1972-09-27
SE376208B (en)	1975-05-12
AU3768272A (en)	1973-07-12
DE2200773A1 (en)	1972-08-10
AT314602B (en)	1974-04-10
AU461707B2 (en)	1975-06-05
SU489369A3 (en)	1975-10-25

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Legal Events

Date	Code	Title	Description
1977-08-15	PL	Patent ceased