IT1191713B - 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
IT1191713B
IT1191713B IT19884/86A IT1988486A IT1191713B IT 1191713 B IT1191713 B IT 1191713B IT 19884/86 A IT19884/86 A IT 19884/86A IT 1988486 A IT1988486 A IT 1988486A IT 1191713 B IT1191713 B IT 1191713B
Authority
IT
Italy
Prior art keywords
isolator
forging
spherical seat
seat type
metal hood
Prior art date
Application number
IT19884/86A
Other languages
English (en)
Italian (it)
Other versions
IT8619884A0 (it
IT8619884A1 (it
Inventor
Matsuo Hiroto
Nishiwaki Yoshitaka
Yamamori Itsuo
Tanaka Norio
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 IT8619884A0 (it) 1986-03-27
IT8619884A1 IT8619884A1 (it) 1987-09-27
IT1191713B true 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 (pt)
BR (1) BR8601346A (pt)
ES (1) ES8800498A1 (pt)
FR (1) FR2579492B1 (pt)
IT (1) IT1191713B (pt)

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 (pt) * 1972-10-09 1974-06-14

Also Published As

Publication number Publication date
FR2579492A1 (fr) 1986-10-03
IT8619884A0 (it) 1986-03-27
KR920003514B1 (ko) 1992-05-02
FR2579492B1 (fr) 1994-03-25
KR860007045A (ko) 1986-10-06
ES553501A0 (es) 1987-11-01
IT8619884A1 (it) 1987-09-27
BR8601346A (pt) 1986-12-02
ES8800498A1 (es) 1987-11-01

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950310