GB1266984A - - Google Patents

Info

Publication number
GB1266984A
GB1266984A GB1266984DA GB1266984A GB 1266984 A GB1266984 A GB 1266984A GB 1266984D A GB1266984D A GB 1266984DA GB 1266984 A GB1266984 A GB 1266984A
Authority
GB
United Kingdom
Prior art keywords
spark
bank
erosion
agemaspark
sept
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
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
Publication of GB1266984A publication Critical patent/GB1266984A/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
    • B23H1/00—Electrical discharge machining, i.e. removing metal with a series of rapidly recurring electrical discharges between an electrode and a workpiece in the presence of a fluid dielectric
    • B23H1/02—Electric circuits specially adapted therefor, e.g. power supply, control, preventing short circuits or other abnormal discharges
    • B23H1/026—Power supply protection, e.g. detection of power switch breakdown

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Handcart (AREA)
  • Nozzles For Electric Vacuum Cleaners (AREA)

Abstract

1,266,984. Spark-erosion. AGEMASPARK Ltd. 20 July, 1970 [4 Sept., 1969], No. 43813/69. Heading B3V. A spark-erosion machine includes an electrode power supply having a bank of parallel connected power semi-conductors A-E, e.g. transistors, each of which may be disconnected from the bank by an associated switch a-e.
GB1266984D 1969-09-04 1969-09-04 Expired GB1266984A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4381369 1969-09-04

Publications (1)

Publication Number Publication Date
GB1266984A true GB1266984A (en) 1972-03-15

Family

ID=10430400

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1266984D Expired GB1266984A (en) 1969-09-04 1969-09-04

Country Status (1)

Country Link
GB (1) GB1266984A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3351330A1 (en) * 2017-01-18 2018-07-25 Fanuc Corporation Wire electrical discharge machine and machining method

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3351330A1 (en) * 2017-01-18 2018-07-25 Fanuc Corporation Wire electrical discharge machine and machining method
CN108326381A (en) * 2017-01-18 2018-07-27 发那科株式会社 Wire electric discharge machine and processing method
CN108326381B (en) * 2017-01-18 2020-04-21 发那科株式会社 Wire electric discharge machine and machining method
US11000910B2 (en) 2017-01-18 2021-05-11 Fanuc Corporation Wire electrical discharge machine and machining method

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Legal Events

Date Code Title Description
PS Patent sealed
PLE Entries relating assignments, transmissions, licences in the register of patents
PLE Entries relating assignments, transmissions, licences in the register of patents
PCNP Patent ceased through non-payment of renewal fee