JPS50143737A - - Google Patents

Info

Publication number
JPS50143737A
JPS50143737A JP5122874A JP5122874A JPS50143737A JP S50143737 A JPS50143737 A JP S50143737A JP 5122874 A JP5122874 A JP 5122874A JP 5122874 A JP5122874 A JP 5122874A JP S50143737 A JPS50143737 A JP S50143737A
Authority
JP
Japan
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.)
Pending
Application number
JP5122874A
Other languages
Japanese (ja)
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 filed Critical
Priority to JP5122874A priority Critical patent/JPS50143737A/ja
Priority to DE19752520750 priority patent/DE2520750C3/en
Publication of JPS50143737A publication Critical patent/JPS50143737A/ja
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H9/00—Machining specially adapted for treating particular metal objects or for obtaining special effects or results on metal objects
    • B23H9/14—Making holes

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
JP5122874A 1974-05-10 1974-05-10 Pending JPS50143737A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP5122874A JPS50143737A (en) 1974-05-10 1974-05-10
DE19752520750 DE2520750C3 (en) 1974-05-10 1975-05-09 Electrode for the production of a circular arc-shaped curved channel by spark erosion

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5122874A JPS50143737A (en) 1974-05-10 1974-05-10

Publications (1)

Publication Number Publication Date
JPS50143737A true JPS50143737A (en) 1975-11-19

Family

ID=12881076

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5122874A Pending JPS50143737A (en) 1974-05-10 1974-05-10

Country Status (2)

Country Link
JP (1) JPS50143737A (en)
DE (1) DE2520750C3 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62218022A (en) * 1986-03-19 1987-09-25 Inoue Japax Res Inc Electric discharge machine
JPS63116227U (en) * 1987-01-21 1988-07-27

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4291580A (en) * 1978-03-23 1981-09-29 Zm "Cherno More" Manometer body
FR2742255B1 (en) * 1995-12-08 1998-03-06 Framatome Sa METHOD AND DEVICE FOR DECONFINING THE HOUSING OF AN ASSEMBLY SCREW FOR TWO FLAT PLATES OF THE PARTITIONING OF THE CORE OF A NUCLEAR REACTOR
US7605339B1 (en) * 2006-11-21 2009-10-20 Moberg Clifford A Methods of forming an annular undercut

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2427588A (en) * 1942-10-17 1947-09-16 United Aircraft Corp Apparatus for burning holes in metal
FR1068690A (en) * 1952-07-08 1954-06-30 Qualitex Electric spark machining device
US3306838A (en) * 1963-12-11 1967-02-28 Gen Motors Corp Apparatus for electrical stock removal
US3339510A (en) * 1965-06-21 1967-09-05 United Shoe Machinery Corp Needle guides

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62218022A (en) * 1986-03-19 1987-09-25 Inoue Japax Res Inc Electric discharge machine
JPS63116227U (en) * 1987-01-21 1988-07-27

Also Published As

Publication number Publication date
DE2520750A1 (en) 1975-11-20
DE2520750C3 (en) 1982-03-25
DE2520750B2 (en) 1981-05-14

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