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NL143296B - Ijsdetector. - Google Patents

Ijsdetector.

Info

Publication number
NL143296B
NL143296B NL6916731A NL6916731A NL143296B NL 143296 B NL143296 B NL 143296B NL 6916731 A NL6916731 A NL 6916731A NL 6916731 A NL6916731 A NL 6916731A NL 143296 B NL143296 B NL 143296B
Authority
NL
Netherlands
Prior art keywords
ice detector
ice
detector
Prior art date
Application number
NL6916731A
Other languages
English (en)
Other versions
NL6916731A (nl
Original Assignee
Tech Bureau W Scheibert & Co N
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 Tech Bureau W Scheibert & Co N filed Critical Tech Bureau W Scheibert & Co N
Priority to NL6916731A priority Critical patent/NL143296B/nl
Priority to CH1601670A priority patent/CH519054A/de
Priority to DE19702054234 priority patent/DE2054234C3/de
Priority to SE1488370A priority patent/SE364747B/xx
Priority to GB5263370A priority patent/GB1300454A/en
Publication of NL6916731A publication Critical patent/NL6916731A/xx
Publication of NL143296B publication Critical patent/NL143296B/nl

Links

Classifications

    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05DSYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D27/00Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00
    • G05D27/02Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00 characterised by the use of electric means
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01BPERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
    • E01B7/00Switches; Crossings
    • E01B7/24Heating of switches

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Control Of Resistance Heating (AREA)
NL6916731A 1969-11-05 1969-11-05 Ijsdetector. NL143296B (nl)

Priority Applications (5)

Application Number Priority Date Filing Date Title
NL6916731A NL143296B (nl) 1969-11-05 1969-11-05 Ijsdetector.
CH1601670A CH519054A (de) 1969-11-05 1970-10-29 Vorrichtung zum Schutz einer Eisenbahnweiche gegen die Ablagerung von Schnee oder Eis
DE19702054234 DE2054234C3 (de) 1969-11-05 1970-11-04 Vorrichtung zum Schutz einer Eisenbahnweiche gegen die Ablagerung von Schnee, Eis o.dgl
SE1488370A SE364747B (nl) 1969-11-05 1970-11-04
GB5263370A GB1300454A (en) 1969-11-05 1970-11-05 A control circuit for a heater for the protection of a railway switch points against the deposition of snow or ice

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6916731A NL143296B (nl) 1969-11-05 1969-11-05 Ijsdetector.

Publications (2)

Publication Number Publication Date
NL6916731A NL6916731A (nl) 1971-05-07
NL143296B true NL143296B (nl) 1974-09-16

Family

ID=19808320

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6916731A NL143296B (nl) 1969-11-05 1969-11-05 Ijsdetector.

Country Status (4)

Country Link
CH (1) CH519054A (nl)
GB (1) GB1300454A (nl)
NL (1) NL143296B (nl)
SE (1) SE364747B (nl)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2415988C2 (ru) * 2008-11-14 2011-04-10 Государственное образовательное учреждение высшего профессионального образования "Московский государственный университет путей сообщения" (МИИТ) Устройство для очистки стрелочного перевода от снега и льда путем электрообогрева

Also Published As

Publication number Publication date
NL6916731A (nl) 1971-05-07
CH519054A (de) 1972-02-15
DE2054234B2 (de) 1976-08-19
DE2054234A1 (de) 1971-05-19
SE364747B (nl) 1974-03-04
GB1300454A (en) 1972-12-20

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: M BOSCHUNG