NL8001943A - Werkwijze en inrichting voor het vervaardigen van in warme toestand gevormde veren. - Google Patents

Werkwijze en inrichting voor het vervaardigen van in warme toestand gevormde veren. Download PDF

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Publication number
NL8001943A
NL8001943A NL8001943A NL8001943A NL8001943A NL 8001943 A NL8001943 A NL 8001943A NL 8001943 A NL8001943 A NL 8001943A NL 8001943 A NL8001943 A NL 8001943A NL 8001943 A NL8001943 A NL 8001943A
Authority
NL
Netherlands
Prior art keywords
workpieces
heating
temperature
cooling
springs
Prior art date
Application number
NL8001943A
Other languages
English (en)
Dutch (nl)
Original Assignee
Licencia Talalmanyokat
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 Licencia Talalmanyokat filed Critical Licencia Talalmanyokat
Publication of NL8001943A publication Critical patent/NL8001943A/nl

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/02—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for springs

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Articles (AREA)
NL8001943A 1979-04-02 1980-04-02 Werkwijze en inrichting voor het vervaardigen van in warme toestand gevormde veren. NL8001943A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
HUTO001097 1979-04-02
HUTO001097 HU178774B (en) 1979-04-02 1979-04-02 Method and apparatus for heat treating springs

Publications (1)

Publication Number Publication Date
NL8001943A true NL8001943A (nl) 1980-10-06

Family

ID=11002175

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8001943A NL8001943A (nl) 1979-04-02 1980-04-02 Werkwijze en inrichting voor het vervaardigen van in warme toestand gevormde veren.

Country Status (4)

Country Link
DE (1) DE3012191C2 (de)
HU (1) HU178774B (de)
NL (1) NL8001943A (de)
SE (1) SE448555B (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4890975A (en) * 1988-03-31 1990-01-02 Frank L. Wells Company Loop spring stacking machine

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4404047A (en) * 1980-12-10 1983-09-13 Lasalle Steel Company Process for the improved heat treatment of steels using direct electrical resistance heating
JPS58188532A (ja) * 1982-04-28 1983-11-04 Nhk Spring Co Ltd 中空スタビライザの製造方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2124329A (en) * 1936-06-29 1938-07-19 Nachman Spring Filled Corp Spring heating machine
DE877179C (de) * 1950-12-06 1953-05-21 Wilhelm Dipl-Ing Dr Stich Verfahren und Anordnung zur elektrischen Widerstandserhitzung von Stahlstaeben, verbunden mit deren Ausrichtung
DE1784253U (de) * 1958-06-06 1959-03-05 Otto P Molt Vorrichtung zum herstellen von federn aus stahldraht oder bandstahl.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4890975A (en) * 1988-03-31 1990-01-02 Frank L. Wells Company Loop spring stacking machine

Also Published As

Publication number Publication date
SE448555B (sv) 1987-03-02
DE3012191C2 (de) 1986-06-26
HU178774B (en) 1982-06-28
SE8002473L (sv) 1980-10-03
DE3012191A1 (de) 1980-10-23

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BV The patent application has lapsed