GB860609A - Improvements in the drilling of holes by spark erosion - Google Patents

Improvements in the drilling of holes by spark erosion

Info

Publication number
GB860609A
GB860609A GB1701958A GB1701958A GB860609A GB 860609 A GB860609 A GB 860609A GB 1701958 A GB1701958 A GB 1701958A GB 1701958 A GB1701958 A GB 1701958A GB 860609 A GB860609 A GB 860609A
Authority
GB
United Kingdom
Prior art keywords
drilling
holes
spark erosion
driven
group xxii
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
GB1701958A
Inventor
Raymond Thomas Hallsworth
Irvin Holroyd
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.)
Rolls Royce PLC
Original Assignee
Rolls Royce PLC
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 Rolls Royce PLC filed Critical Rolls Royce PLC
Priority to GB1701958A priority Critical patent/GB860609A/en
Publication of GB860609A publication Critical patent/GB860609A/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
    • B23H9/14—Making holes

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Gear Transmission (AREA)
  • Transmission Devices (AREA)

Abstract

860,609. Resilient couplings. ROLLSROYCE Ltd. May 25, 1959 [May 28, 1958], No. 17019/58. Class 80 (2). [Also in Group XXII] A resilient coupling for use in a spark - erosion machine (see Group XXII), comprises a driving member 22, driven by worm gearing, which acts through spring-loaded plungers 24 on a driven member 23. Specification 846,279 is referred to
GB1701958A 1958-05-28 1958-05-28 Improvements in the drilling of holes by spark erosion Expired GB860609A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1701958A GB860609A (en) 1958-05-28 1958-05-28 Improvements in the drilling of holes by spark erosion

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1701958A GB860609A (en) 1958-05-28 1958-05-28 Improvements in the drilling of holes by spark erosion

Publications (1)

Publication Number Publication Date
GB860609A true GB860609A (en) 1961-02-08

Family

ID=10087759

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1701958A Expired GB860609A (en) 1958-05-28 1958-05-28 Improvements in the drilling of holes by spark erosion

Country Status (1)

Country Link
GB (1) GB860609A (en)

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