Processing tank raising/lowering device and processing tank raising/lowering method for electrical discharge machine

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United States of America Patent

PATENT NO 9776268
SERIAL NO

14426691

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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In an electrical discharge machine, the top end of a vertically extending electrode is supported by an electrode holder so as to be able to be raised and lowered, the circumferential surface of the bottom end of said electrode is supported by an electrode guide that is disposed so as to be able to move vertically with respect to the electrode holder, and the position of said electrode guide is detected by a position detection unit. This electrical discharge machine is provided with a work-tank raising/lowering device. During electrical discharge machining, said work-tank raising/lowering device raises/lowers a work tank, in accordance with the electrode-guide position (Hg) detected by the position detection unit, so as to set the distance from a prescribed part of the work tank to the electrode-guide position (Hg) equal to a prescribed value (Ha).

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Patent Owner(s)

Patent OwnerAddress
MAKINO MILLING MACHINE CO LTDTOKYO 152-8578

International Classification(s)

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  • 2012 Application Filing Year
  • B23H Class
  • 103 Applications Filed
  • 88 Patents Issued To-Date
  • 85.44 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances20122013201420152016201720182019202020210255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hamada, Kyoichi Aiko-gun, JP 5 39
Shiomizu, Takayuki Aiko-gun, JP 3 15

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Patent Citation Ranking

  • 1 Citation Count
  • B23H Class
  • 34.53 % this patent is cited more than
  • 8 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges4882242101 - 1011 - 2021 - 3031 - 4051 - 60051015202530354045505560657075808590

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