IT8619884A0 - Metodo per forgiare una cappa in metallo di isolatore del tipo a sede sferica. - Google Patents

Metodo per forgiare una cappa in metallo di isolatore del tipo a sede sferica.

Info

Publication number
IT8619884A0
IT8619884A0 IT8619884A IT1988486A IT8619884A0 IT 8619884 A0 IT8619884 A0 IT 8619884A0 IT 8619884 A IT8619884 A IT 8619884A IT 1988486 A IT1988486 A IT 1988486A IT 8619884 A0 IT8619884 A0 IT 8619884A0
Authority
IT
Italy
Prior art keywords
forging
spherical seat
metal insulator
seat type
insulator cap
Prior art date
Application number
IT8619884A
Other languages
English (en)
Other versions
IT1191713B (it
IT8619884A1 (it
Inventor
Hiroto Matsuo
Yoshitaka Nishiwaki
Itsuo Yamamori
Norio Tanaka
Original Assignee
Ngk 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
Priority claimed from JP60062283A external-priority patent/JPS61222657A/ja
Priority claimed from JP60062282A external-priority patent/JPS61222656A/ja
Application filed by Ngk Insulators Ltd filed Critical Ngk Insulators Ltd
Publication of IT8619884A0 publication Critical patent/IT8619884A0/it
Publication of IT8619884A1 publication Critical patent/IT8619884A1/it
Application granted granted Critical
Publication of IT1191713B publication Critical patent/IT1191713B/it

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
    • 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
    • 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
    • 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
    • B21J5/06—Methods for forging, hammering, or pressing; Special equipment or accessories therefor for performing particular operations
    • B21J5/12—Forming profiles on internal or external surfaces
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B17/00—Insulators or insulating bodies characterised by their form
    • H01B17/02—Suspension insulators; Strain insulators
    • H01B17/06—Fastening of insulator to support, to conductor, or to adjoining insulator

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Forging (AREA)
  • Insulators (AREA)
IT19884/86A 1985-03-27 1986-03-27 Metodo per forgiare una cappa in metallo di isolatore del tipo a sede sferica IT1191713B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP60062283A JPS61222657A (ja) 1985-03-27 1985-03-27 碍子用キヤツプ金具の成形方法
JP60062282A JPS61222656A (ja) 1985-03-27 1985-03-27 碍子用キヤツプ金具の成形方法

Publications (3)

Publication Number Publication Date
IT8619884A0 true IT8619884A0 (it) 1986-03-27
IT8619884A1 IT8619884A1 (it) 1987-09-27
IT1191713B IT1191713B (it) 1988-03-23

Family

ID=26403350

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19884/86A IT1191713B (it) 1985-03-27 1986-03-27 Metodo per forgiare una cappa in metallo di isolatore del tipo a sede sferica

Country Status (5)

Country Link
KR (1) KR920003514B1 (it)
BR (1) BR8601346A (it)
ES (1) ES8800498A1 (it)
FR (1) FR2579492B1 (it)
IT (1) IT1191713B (it)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1709328A (en) * 1923-07-05 1929-04-16 Clinton W Stover Die for forging insulator caps
US1636586A (en) * 1926-12-02 1927-07-19 American Forge & Machine Compa Method of making insulator caps
JPS4961696A (it) * 1972-10-09 1974-06-14

Also Published As

Publication number Publication date
ES8800498A1 (es) 1987-11-01
IT1191713B (it) 1988-03-23
IT8619884A1 (it) 1987-09-27
KR860007045A (ko) 1986-10-06
BR8601346A (pt) 1986-12-02
KR920003514B1 (ko) 1992-05-02
ES553501A0 (es) 1987-11-01
FR2579492B1 (fr) 1994-03-25
FR2579492A1 (fr) 1986-10-03

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950310