BE712165A - LARGE LENGTH INSULATED JOINT TRACK CIRCUIT. - Google Patents

LARGE LENGTH INSULATED JOINT TRACK CIRCUIT.

Info

Publication number: BE712165A
Authority: BE; Belgium
Prior art keywords: track circuit; large length; insulated joint; joint track; length insulated
Prior art date: 1968-03-14

Application number

Other languages

French (fr)

Inventor

Jean Demeur

Original Assignee

Acec

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.)

1968-03-14

Filing date

1968-03-14

Publication date

1968-09-16

1968-03-14 Application filed by Acec filed Critical Acec

1968-09-16 Publication of BE712165A publication Critical patent/BE712165A/en

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L1/00—Devices along the route controlled by interaction with the vehicle or train
- B61L1/18—Railway track circuits
- B61L1/181—Details
- B61L1/188—Use of coded current

Landscapes

Engineering & Computer Science (AREA)
Automation & Control Theory (AREA)
Mechanical Engineering (AREA)
Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Train Traffic Observation, Control, And Security (AREA)
Arrangements For Transmission Of Measured Signals (AREA)
Inverter Devices (AREA)

BE712165D 1968-03-14 1968-03-14 LARGE LENGTH INSULATED JOINT TRACK CIRCUIT. BE712165A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
BE712165		1968-03-14

Publications (1)

Publication Number	Publication Date
BE712165A true BE712165A (en)	1968-09-16

Family

ID=3852551

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE712165D BE712165A (en)	1968-03-14	1968-03-14	LARGE LENGTH INSULATED JOINT TRACK CIRCUIT.

Country Status (9)

Country	Link
US (1)	US3571667A (en)
BE (1)	BE712165A (en)
CA (1)	CA938710A (en)
DE (1)	DE1912414C3 (en)
ES (1)	ES364264A1 (en)
FR (1)	FR2003882A1 (en)
LU (1)	LU58184A1 (en)
NL (1)	NL6903960A (en)
YU (1)	YU32149B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE757277A (en) *	1970-10-09	1971-04-09	Acec	TRACK CIRCUIT RECEIVER
AT311413B (en) *	1971-01-05	1973-11-12	Itt Austria	Track monitoring device for railway systems
US6268995B1 (en) *	2000-06-08	2001-07-31	Jennings Technology	Double-bellows vacuum variable capacitor
IT1391800B1 (en) *	2008-11-21	2012-01-27	Sirti Spa	METHOD AND APPARATUS FOR FEEDING A TRACK CIRCUIT

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2975272A (en) *	1957-04-02	1961-03-14	Itt	Track circuit
US3075127A (en) *	1960-09-26	1963-01-22	Lear Siegler Inc	Alternating current frequency sensing and indicating circuit
GB1000793A (en) *	1961-07-14	1965-08-11	Westinghouse Brake & Signal	Improvements relating to railway track circuits
US3252141A (en) *	1961-07-31	1966-05-17	Omnitronic Corp	Fail-safe control system

1968
- 1968-03-14 BE BE712165D patent/BE712165A/en not_active IP Right Cessation
1969
- 1969-02-24 YU YU0424/69A patent/YU32149B/en unknown
- 1969-02-28 ES ES364264A patent/ES364264A1/en not_active Expired
- 1969-03-12 LU LU58184D patent/LU58184A1/en unknown
- 1969-03-12 CA CA045521A patent/CA938710A/en not_active Expired
- 1969-03-12 DE DE1912414A patent/DE1912414C3/en not_active Expired
- 1969-03-13 FR FR6907092A patent/FR2003882A1/en not_active Withdrawn
- 1969-03-14 NL NL6903960A patent/NL6903960A/en unknown
- 1969-03-14 US US807237A patent/US3571667A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
ES364264A1 (en)	1970-12-16
DE1912414C3 (en)	1974-07-11
FR2003882A1 (en)	1969-11-14
DE1912414B2 (en)	1973-12-06
LU58184A1 (en)	1969-07-10
CA938710A (en)	1973-12-18
YU32149B (en)	1974-04-30
NL6903960A (en)	1969-09-16
DE1912414A1 (en)	1969-12-11
US3571667A (en)	1971-03-23
YU42469A (en)	1973-10-31

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Legal Events

Date	Code	Title	Description
1987-09-30	RE	Patent lapsed	Owner name: S.A. ACEC Effective date: 19870331

Date

Code

Title

Description

1987-09-30

Patent lapsed

Owner name: S.A. ACEC

Effective date: 19870331