GB748621A - Method of and apparatus for adjusting the spark-gap length in metal working apparatus by which metal may be eroded by sparking - Google Patents

Method of and apparatus for adjusting the spark-gap length in metal working apparatus by which metal may be eroded by sparking

Info

Publication number
GB748621A
GB748621A GB25380/53A GB2538053A GB748621A GB 748621 A GB748621 A GB 748621A GB 25380/53 A GB25380/53 A GB 25380/53A GB 2538053 A GB2538053 A GB 2538053A GB 748621 A GB748621 A GB 748621A
Authority
GB
United Kingdom
Prior art keywords
electrode
strip
spark
metal
gap length
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
GB25380/53A
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.)
Deutsche Edelstahlwerke AG
Original Assignee
Deutsche Edelstahlwerke AG
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 Deutsche Edelstahlwerke AG filed Critical Deutsche Edelstahlwerke AG
Publication of GB748621A publication Critical patent/GB748621A/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
    • B23H7/00—Processes or apparatus applicable to both electrical discharge machining and electrochemical machining
    • B23H7/14—Electric circuits specially adapted therefor, e.g. power supply
    • B23H7/18—Electric circuits specially adapted therefor, e.g. power supply for maintaining or controlling the desired spacing between electrode and workpiece

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Control Of Resistance Heating (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
GB25380/53A 1952-09-17 1953-09-14 Method of and apparatus for adjusting the spark-gap length in metal working apparatus by which metal may be eroded by sparking Expired GB748621A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE315950X 1952-09-17

Publications (1)

Publication Number Publication Date
GB748621A true GB748621A (en) 1956-05-09

Family

ID=6150343

Family Applications (1)

Application Number Title Priority Date Filing Date
GB25380/53A Expired GB748621A (en) 1952-09-17 1953-09-14 Method of and apparatus for adjusting the spark-gap length in metal working apparatus by which metal may be eroded by sparking

Country Status (6)

Country Link
US (1) US2744991A (enExample)
CH (1) CH315950A (enExample)
FR (1) FR1083398A (enExample)
GB (1) GB748621A (enExample)
LU (1) LU32347A1 (enExample)
NL (1) NL91719C (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106312214B (zh) 2015-06-26 2019-01-22 通用电气公司 电加工装置及电加工方法
CN109434227B (zh) * 2018-11-30 2020-06-09 首都航天机械有限公司 一种带冠涡轮盘的电火花电弧复合铣削加工方法
CN109482987B (zh) * 2018-11-30 2020-06-09 首都航天机械有限公司 一种激光选区熔化成形辅助支撑结构去除方法
CN109500459B (zh) * 2018-11-30 2020-07-14 首都航天机械有限公司 一种航天发动机镍基高温合金超深孔活门座加工方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US219209A (en) * 1879-09-02 Improvement in electric lamps
US1318147A (en) * 1917-03-30 1919-10-07 Electric Railway Improvement Apparatus for increasing the resistance of electric arcs.
US1500268A (en) * 1919-07-05 1924-07-08 Delco Light Co Thermostat device
US1610552A (en) * 1919-12-22 1926-12-14 Westinghouse Electric & Mfg Co Relay
US1394965A (en) * 1921-01-05 1921-10-25 Clifford A Bourne Electric marking device
US2303153A (en) * 1941-03-26 1942-11-24 Gen Electric Carrier current controller

Also Published As

Publication number Publication date
FR1083398A (fr) 1955-01-07
CH315950A (de) 1956-09-15
NL91719C (enExample)
LU32347A1 (enExample)
US2744991A (en) 1956-05-08

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