FR459553A - Method and apparatus for forming and tempering springs - Google Patents

Method and apparatus for forming and tempering springs

Info

Publication number
FR459553A
FR459553A FR459553DA FR459553A FR 459553 A FR459553 A FR 459553A FR 459553D A FR459553D A FR 459553DA FR 459553 A FR459553 A FR 459553A
Authority
FR
France
Prior art keywords
forming
tempering
springs
tempering springs
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
French (fr)
Inventor
Fritz Dehnert
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
FRITZ DEHNERT
Original Assignee
FRITZ DEHNERT
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 FRITZ DEHNERT filed Critical FRITZ DEHNERT
Application granted granted Critical
Publication of FR459553A publication Critical patent/FR459553A/en
Expired legal-status Critical Current

Links

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)
FR459553D 1913-06-21 1913-06-21 Method and apparatus for forming and tempering springs Expired FR459553A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR459553T 1913-06-21

Publications (1)

Publication Number Publication Date
FR459553A true FR459553A (en) 1913-11-08

Family

ID=1499032

Family Applications (1)

Application Number Title Priority Date Filing Date
FR459553D Expired FR459553A (en) 1913-06-21 1913-06-21 Method and apparatus for forming and tempering springs

Country Status (1)

Country Link
FR (1) FR459553A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2642088A1 (en) * 1989-01-21 1990-07-27 Luhn Pulvermacher Gmbh Co DIPPING MACHINE FOR BLADE SPRINGS

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2642088A1 (en) * 1989-01-21 1990-07-27 Luhn Pulvermacher Gmbh Co DIPPING MACHINE FOR BLADE SPRINGS

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