AT322601B - CONTROL DEVICE FOR A HARDENING PLANT - Google Patents

CONTROL DEVICE FOR A HARDENING PLANT

Info

Publication number
AT322601B
AT322601B AT1018970A AT1018970A AT322601B AT 322601 B AT322601 B AT 322601B AT 1018970 A AT1018970 A AT 1018970A AT 1018970 A AT1018970 A AT 1018970A AT 322601 B AT322601 B AT 322601B
Authority
AT
Austria
Prior art keywords
control device
hardening plant
hardening
plant
control
Prior art date
Application number
AT1018970A
Other languages
German (de)
Original Assignee
Peddinghaus Paul Ferd Fa
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 Peddinghaus Paul Ferd Fa filed Critical Peddinghaus Paul Ferd Fa
Application granted granted Critical
Publication of AT322601B publication Critical patent/AT322601B/en

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
    • G05D23/27—Control of temperature characterised by the use of electric means with sensing element responsive to radiation
    • 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
    • G05D23/1906—Control of temperature characterised by the use of electric means using an analogue comparing device

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Heat Treatment Processes (AREA)
  • Heat Treatment Of Articles (AREA)
  • General Induction Heating (AREA)
AT1018970A 1969-12-19 1970-11-12 CONTROL DEVICE FOR A HARDENING PLANT AT322601B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE6949043U DE6949043U (en) 1969-12-19 1969-12-19 CONTROL DEVICE FOR A HARVESTING PLANT.

Publications (1)

Publication Number Publication Date
AT322601B true AT322601B (en) 1975-05-26

Family

ID=6607173

Family Applications (1)

Application Number Title Priority Date Filing Date
AT1018970A AT322601B (en) 1969-12-19 1970-11-12 CONTROL DEVICE FOR A HARDENING PLANT

Country Status (4)

Country Link
AT (1) AT322601B (en)
DE (1) DE6949043U (en)
FR (1) FR2073981A5 (en)
GB (1) GB1298867A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU498717B2 (en) * 1975-02-25 1979-03-22 General Electric Company Zirconium alloy heat treatment
YU43805B (en) * 1981-11-25 1989-12-31 Westinghouse Electric Corp Heating device for hard soldering
CN103509933B (en) * 2013-01-10 2015-05-27 芜湖新兴铸管有限责任公司 Method for treating trolley type spherulitic graphite cast pipe annealing furnace of fault treatment system

Also Published As

Publication number Publication date
DE6949043U (en) 1971-05-19
FR2073981A5 (en) 1971-10-01
GB1298867A (en) 1972-12-06

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee