IT1021314B - PROCEDURE AND SYSTEM TO GENERATE AN ALARM SIGNAL WHEN THE DANGER OF ICE FORMING ARISES ON A RAILWAY TRACK - Google Patents

PROCEDURE AND SYSTEM TO GENERATE AN ALARM SIGNAL WHEN THE DANGER OF ICE FORMING ARISES ON A RAILWAY TRACK

Info

Publication number: IT1021314B
Authority: IT; Italy
Prior art keywords: arises; danger; procedure; generate; alarm signal
Prior art date: 1973-09-13

Application number

IT2721574A

Other languages

Italian (it)

Original Assignee

Boschung Fa M

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.)

1973-09-13

Filing date

1974-09-12

Publication date

1978-01-30

1974-09-12 Application filed by Boschung Fa M filed Critical Boschung Fa M

1978-01-30 Application granted granted Critical

1978-01-30 Publication of IT1021314B publication Critical patent/IT1021314B/en

Classifications

- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B19/00—Alarms responsive to two or more different undesired or abnormal conditions, e.g. burglary and fire, abnormal temperature and abnormal rate of flow
- G08B19/02—Alarm responsive to formation or anticipated formation of ice

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)

IT2721574A 1973-09-13 1974-09-12 PROCEDURE AND SYSTEM TO GENERATE AN ALARM SIGNAL WHEN THE DANGER OF ICE FORMING ARISES ON A RAILWAY TRACK IT1021314B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH1312573A CH560941A5 (en)	1973-09-13	1973-09-13	Road ice warning signal - uses at least two measurement posts, one heated

Publications (1)

Publication Number	Publication Date
IT1021314B true IT1021314B (en)	1978-01-30

Family

ID=4389550

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT2721574A IT1021314B (en)	1973-09-13	1974-09-12	PROCEDURE AND SYSTEM TO GENERATE AN ALARM SIGNAL WHEN THE DANGER OF ICE FORMING ARISES ON A RAILWAY TRACK

Country Status (4)

Country	Link
BE (1)	BE819834A (en)
CH (1)	CH560941A5 (en)
DD (1)	DD113646A5 (en)
IT (1)	IT1021314B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CH613546A5 (en) *	1977-05-04	1979-09-28	Boschung Fa M
US4135151A (en) *	1977-12-14	1979-01-16	Surface Systems, Inc.	Apparatus for detecting wet and icy surface conditions
FR2598510B1 (en) *	1986-05-07	1988-08-26	France Etat Ponts Chaussees	SURFACE SENSOR OF A TRACK OR ROAD AND APPLICATION TO DETERMINING THE SURFACE CONDITION AND THE FREEZING TEMPERATURE OF AN AQUEOUS PHASE LOCATED ON THE SURFACE
DE19711371C1 (en)	1997-03-19	1998-08-27	Tekmar Elektronik Gmbh & Co	Device and procedure for snow and ice reporting
CN106408858B (en) *	2016-10-12	2018-09-21	杭州尊鹏信息科技有限公司	Black ice prior-warning device and method

1973
- 1973-09-13 CH CH1312573A patent/CH560941A5/en not_active IP Right Cessation
1974
- 1974-09-11 DD DD18104074A patent/DD113646A5/xx unknown
- 1974-09-12 IT IT2721574A patent/IT1021314B/en active
- 1974-09-12 BE BE148453A patent/BE819834A/en unknown

Also Published As

Publication number	Publication date
DD113646A5 (en)	1975-06-12
CH560941A5 (en)	1975-04-15
BE819834A (en)	1974-12-31

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