BR8702636A - Conjunto de matriz para forjar tampas metalicas de isoladores - Google Patents

Conjunto de matriz para forjar tampas metalicas de isoladores

Info

Publication number
BR8702636A
BR8702636A BR8702636A BR8702636A BR8702636A BR 8702636 A BR8702636 A BR 8702636A BR 8702636 A BR8702636 A BR 8702636A BR 8702636 A BR8702636 A BR 8702636A BR 8702636 A BR8702636 A BR 8702636A
Authority
BR
Brazil
Prior art keywords
matrix set
metal insulator
insulator covers
forging metal
forging
Prior art date
Application number
BR8702636A
Other languages
English (en)
Inventor
Hiroto Matsuo
Yoshitaka Nishiwaki
Itsuo Yamamori
Norio Tanaka
Original Assignee
Nkg Insulators Ltd
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 Nkg Insulators Ltd filed Critical Nkg Insulators Ltd
Publication of BR8702636A publication Critical patent/BR8702636A/pt

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
    • B21K21/00—Making hollow articles not covered by a single preceding sub-group
    • B21K21/08—Shaping hollow articles with different cross-section in longitudinal direction, e.g. nozzles, spark-plugs
    • B21K21/10—Shaping hollow articles with different cross-section in longitudinal direction, e.g. nozzles, spark-plugs cone-shaped or bell-shaped articles, e.g. insulator caps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J13/00—Details of machines for forging, pressing, or hammering
    • B21J13/02—Dies or mountings therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
    • B21J13/00—Details of machines for forging, pressing, or hammering
    • B21J13/02—Dies or mountings therefor
    • B21J13/025—Dies with parts moving along auxiliary lateral directions
    • 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
    • B21K21/00—Making hollow articles not covered by a single preceding sub-group
    • B21K21/08—Shaping hollow articles with different cross-section in longitudinal direction, e.g. nozzles, spark-plugs

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Forging (AREA)
  • Insulating Bodies (AREA)
  • Insulators (AREA)
BR8702636A 1986-05-23 1987-05-22 Conjunto de matriz para forjar tampas metalicas de isoladores BR8702636A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986078434U JPH0327710Y2 (pt) 1986-05-23 1986-05-23

Publications (1)

Publication Number Publication Date
BR8702636A true BR8702636A (pt) 1988-02-23

Family

ID=13661936

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8702636A BR8702636A (pt) 1986-05-23 1987-05-22 Conjunto de matriz para forjar tampas metalicas de isoladores

Country Status (5)

Country Link
JP (1) JPH0327710Y2 (pt)
KR (1) KR920004668B1 (pt)
BR (1) BR8702636A (pt)
FR (1) FR2598948B1 (pt)
IT (1) IT1204998B (pt)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1707489A (en) * 1929-04-02 Insxtlatob cap
US4377085A (en) * 1980-04-16 1983-03-22 W-F Industries, Inc. Female dies and method of manufacture
ES8704096A1 (es) * 1985-03-30 1987-03-16 Ngk Insulators Ltd Dispositivo de troqueles para forjar un obturador metalico de un aislador del tipo de rotula

Also Published As

Publication number Publication date
IT1204998B (it) 1989-03-10
FR2598948B1 (fr) 1991-10-25
KR870010911A (ko) 1987-12-18
KR920004668B1 (ko) 1992-06-13
JPS62189844U (pt) 1987-12-03
JPH0327710Y2 (pt) 1991-06-14
IT8720411A0 (it) 1987-05-06
FR2598948A1 (fr) 1987-11-27

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Legal Events

Date Code Title Description
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 22/05/2002