GB1020268A - Improvements in and relating to a method of and apparatus for spark erosion - Google Patents

Improvements in and relating to a method of and apparatus for spark erosion

Info

Publication number
GB1020268A
GB1020268A GB12845/64A GB1284564A GB1020268A GB 1020268 A GB1020268 A GB 1020268A GB 12845/64 A GB12845/64 A GB 12845/64A GB 1284564 A GB1284564 A GB 1284564A GB 1020268 A GB1020268 A GB 1020268A
Authority
GB
United Kingdom
Prior art keywords
spark erosion
workpiece
march
polarity
tube
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
Application number
GB12845/64A
Other languages
English (en)
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.)
Philips Electronics UK Ltd
Original Assignee
Philips Electronic and Associated Industries 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 Philips Electronic and Associated Industries Ltd filed Critical Philips Electronic and Associated Industries Ltd
Publication of GB1020268A publication Critical patent/GB1020268A/en
Expired 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

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
GB12845/64A 1963-03-29 1964-03-26 Improvements in and relating to a method of and apparatus for spark erosion Expired GB1020268A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL290932 1963-03-29

Publications (1)

Publication Number Publication Date
GB1020268A true GB1020268A (en) 1966-02-16

Family

ID=19754575

Family Applications (1)

Application Number Title Priority Date Filing Date
GB12845/64A Expired GB1020268A (en) 1963-03-29 1964-03-26 Improvements in and relating to a method of and apparatus for spark erosion

Country Status (3)

Country Link
US (1) US3333080A (enExample)
GB (1) GB1020268A (enExample)
NL (1) NL290932A (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3600546A (en) * 1968-08-23 1971-08-17 Hitachi Shipbuilding Eng Co Electrical discharge treatment and machining apparatus
US3609280A (en) * 1969-11-04 1971-09-28 Evgeny Vasilievich Kholodnov Method of making apertures and slots in electrically conductive workpieces by edm
FR2083455B1 (enExample) * 1970-03-20 1976-07-23 Olivetti & Co Spa
US3624338A (en) * 1970-08-06 1971-11-30 Ibm Electrical discharge machining pulse-polarity-reversing control
JPS54137453A (en) * 1978-04-19 1979-10-25 Toyota Motor Corp Stud welding using shield gas
US5414233A (en) * 1993-08-30 1995-05-09 Figgie International Inc. Method of electrical discharge machining for manufacture of Belleville springs
US5324907A (en) * 1993-09-03 1994-06-28 B&W Nuclear Service Company EDM apparatus with a cam arm for moving an electrode

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3240914A (en) * 1962-11-28 1966-03-15 Gen Motors Corp Method of making dies

Also Published As

Publication number Publication date
US3333080A (en) 1967-07-25
NL290932A (enExample)

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