SE384059B - Elektrisk vexeluppvermning - Google Patents

Elektrisk vexeluppvermning

Info

Publication number
SE384059B
SE384059B SE7303078A SE7303078A SE384059B SE 384059 B SE384059 B SE 384059B SE 7303078 A SE7303078 A SE 7303078A SE 7303078 A SE7303078 A SE 7303078A SE 384059 B SE384059 B SE 384059B
Authority
SE
Sweden
Prior art keywords
exchange heating
electrical exchange
electrical
heating
exchange
Prior art date
Application number
SE7303078A
Other languages
English (en)
Inventor
A Hoffmann
Original Assignee
Eltra Kg Leicht & Traumbauer
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
Priority claimed from DE19722215554 external-priority patent/DE2215554C3/de
Application filed by Eltra Kg Leicht & Traumbauer filed Critical Eltra Kg Leicht & Traumbauer
Publication of SE384059B publication Critical patent/SE384059B/sv

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
    • E01B7/00—Switches; Crossings
    • E01B7/24—Heating 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)
  • Train Traffic Observation, Control, And Security (AREA)
  • Railway Tracks (AREA)
SE7303078A 1972-03-30 1973-03-06 Elektrisk vexeluppvermning SE384059B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722215554 DE2215554C3 (de) 1972-03-30 Elektrische Weichenheizung

Publications (1)

Publication Number Publication Date
SE384059B true SE384059B (sv) 1976-04-12

Family

ID=5840634

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7303078A SE384059B (sv) 1972-03-30 1973-03-06 Elektrisk vexeluppvermning

Country Status (3)

Country Link
AT (1) AT319991B (sv)
CH (1) CH548485A (sv)
SE (1) SE384059B (sv)

Also Published As

Publication number Publication date
CH548485A (de) 1974-04-30
DE2215554B2 (de) 1975-10-23
DE2215554A1 (de) 1973-10-04
AT319991B (de) 1975-01-27

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