AT370136B - DEVICE FOR HARDENING WORKPIECES - Google Patents

DEVICE FOR HARDENING WORKPIECES

Info

Publication number
AT370136B
AT370136B AT0792678A AT792678A AT370136B AT 370136 B AT370136 B AT 370136B AT 0792678 A AT0792678 A AT 0792678A AT 792678 A AT792678 A AT 792678A AT 370136 B AT370136 B AT 370136B
Authority
AT
Austria
Prior art keywords
hardening workpieces
workpieces
hardening
Prior art date
Application number
AT0792678A
Other languages
German (de)
Other versions
ATA792678A (en
Original Assignee
Friedmann & Maier Ag
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 Friedmann & Maier Ag filed Critical Friedmann & Maier Ag
Priority to AT0792678A priority Critical patent/AT370136B/en
Priority to EP19790890043 priority patent/EP0012130B1/en
Priority to DE7979890043T priority patent/DE2965753D1/en
Publication of ATA792678A publication Critical patent/ATA792678A/en
Application granted granted Critical
Publication of AT370136B publication Critical patent/AT370136B/en

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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/34—Methods of heating
    • C21D1/44—Methods of heating in heat-treatment baths
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • 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
    • C21D9/0006—Details, accessories not peculiar to any of the following furnaces
    • C21D9/0025—Supports; Baskets; Containers; Covers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M59/00—Pumps specially adapted for fuel-injection and not provided for in groups F02M39/00 -F02M57/00, e.g. rotary cylinder-block type of pumps
    • F02M59/44—Details, components parts, or accessories not provided for in, or of interest apart from, the apparatus of groups F02M59/02 - F02M59/42; Pumps having transducers, e.g. to measure displacement of pump rack or piston
    • F02M59/445—Selection of particular materials
AT0792678A 1978-11-06 1978-11-06 DEVICE FOR HARDENING WORKPIECES AT370136B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
AT0792678A AT370136B (en) 1978-11-06 1978-11-06 DEVICE FOR HARDENING WORKPIECES
EP19790890043 EP0012130B1 (en) 1978-11-06 1979-10-25 Apparatus for manufacturing of work pieces of fully hardenable material with areas of differing hardness, in particular flanged piston sleeves for fuel injection pumps
DE7979890043T DE2965753D1 (en) 1978-11-06 1979-10-25 Apparatus for manufacturing of work pieces of fully hardenable material with areas of differing hardness, in particular flanged piston sleeves for fuel injection pumps

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0792678A AT370136B (en) 1978-11-06 1978-11-06 DEVICE FOR HARDENING WORKPIECES

Publications (2)

Publication Number Publication Date
ATA792678A ATA792678A (en) 1982-07-15
AT370136B true AT370136B (en) 1983-03-10

Family

ID=3600798

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0792678A AT370136B (en) 1978-11-06 1978-11-06 DEVICE FOR HARDENING WORKPIECES

Country Status (3)

Country Link
EP (1) EP0012130B1 (en)
AT (1) AT370136B (en)
DE (1) DE2965753D1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH657151A5 (en) * 1983-10-26 1986-08-15 Bbc Brown Boveri & Cie DEVICE FOR ZONE GLOWING OF A WORKPIECE CONSISTING OF A HIGH-TEMPERATURE MATERIAL AND METHOD FOR ZONE GLOWING.

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE44708C (en) * G. schmidt in Köpenick bei Berlin Apparatus for heating horseshoe studs to harden them
DE424798C (en) * 1925-06-27 1926-02-03 Allg Elek Citaets Ges Fa Electric salt bath oven
DE684060C (en) * 1936-09-11 1939-11-21 Bauer & Schaurte Device for the partial hardening of mass products
US2248474A (en) * 1939-02-22 1941-07-08 Griffin Joseph Darius Salt bath furnace
US2396850A (en) * 1943-03-12 1946-03-19 Lyman S Hughes Apparatus for heat-treating metal objects
DE1816141A1 (en) * 1968-12-20 1970-06-25 Gottlieb Guehrung Fa Steadying rod-shaped workpieces such as drills - in holes of a holding plate during tempering
AT312995B (en) * 1972-04-05 1974-01-25 Friedmann & Maier Ag Injection pump for internal combustion engines

Also Published As

Publication number Publication date
ATA792678A (en) 1982-07-15
EP0012130B1 (en) 1983-06-22
DE2965753D1 (en) 1983-07-28
EP0012130A1 (en) 1980-06-11

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Legal Events

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