DE3583681D1 - Verfahren zur herstellung eines metallwerkstueckes mit einem ringfoermigen flansch. - Google Patents

Verfahren zur herstellung eines metallwerkstueckes mit einem ringfoermigen flansch.

Info

Publication number
DE3583681D1
DE3583681D1 DE8585303985T DE3583681T DE3583681D1 DE 3583681 D1 DE3583681 D1 DE 3583681D1 DE 8585303985 T DE8585303985 T DE 8585303985T DE 3583681 T DE3583681 T DE 3583681T DE 3583681 D1 DE3583681 D1 DE 3583681D1
Authority
DE
Germany
Prior art keywords
frusto
dies
producing
ring
shaped flange
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 - Fee Related
Application number
DE8585303985T
Other languages
English (en)
Inventor
Russell A Nippert
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.)
Luvata Ohio Inc
Original Assignee
Nippert Co
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 Nippert Co filed Critical Nippert Co
Application granted granted Critical
Publication of DE3583681D1 publication Critical patent/DE3583681D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K23/00—Making other articles
    • B21K23/04—Making other articles flanged articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J5/00—Methods for forging, hammering, or pressing; Special equipment or accessories therefor
    • B21J5/02—Die forging; Trimming by making use of special dies ; Punching during forging
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
    • H01L21/48—Manufacture or treatment of parts, e.g. containers, prior to assembly of the devices, using processes not provided for in a single one of the subgroups H01L21/06 - H01L21/326
    • H01L21/4814—Conductive parts
    • H01L21/4871—Bases, plates or heatsinks
    • H01L21/4878—Mechanical treatment, e.g. deforming

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Forging (AREA)
DE8585303985T 1985-06-05 1985-06-05 Verfahren zur herstellung eines metallwerkstueckes mit einem ringfoermigen flansch. Expired - Fee Related DE3583681D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP19850303985 EP0204043B1 (de) 1985-06-05 1985-06-05 Verfahren zur Herstellung eines Metallwerkstückes mit einem ringförmigen Flansch

Publications (1)

Publication Number Publication Date
DE3583681D1 true DE3583681D1 (de) 1991-09-05

Family

ID=8194250

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585303985T Expired - Fee Related DE3583681D1 (de) 1985-06-05 1985-06-05 Verfahren zur herstellung eines metallwerkstueckes mit einem ringfoermigen flansch.

Country Status (2)

Country Link
EP (1) EP0204043B1 (de)
DE (1) DE3583681D1 (de)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1373726A (en) * 1918-01-17 1921-04-05 Mueller Metals Company Method of and die for producing forgings
GB717163A (en) * 1951-05-02 1954-10-20 Omes Ltd Improvements in or relating to the manufacture of turbine rotors
US4362043A (en) * 1975-09-17 1982-12-07 Hanson Thomas A Pipe unions

Also Published As

Publication number Publication date
EP0204043A3 (en) 1988-07-20
EP0204043B1 (de) 1991-07-31
EP0204043A2 (de) 1986-12-10

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee