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.)
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ABB Stal AB
Original Assignee
Stal Laval Turbin AB
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Filing date
Publication date
Application filed by Stal Laval Turbin ABfiledCriticalStal Laval Turbin AB
Priority to FR905778ApriorityCriticalpatent/FR1342163A/fr
Application grantedgrantedCritical
Publication of FR1342163ApublicationCriticalpatent/FR1342163A/fr
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
B—PERFORMING OPERATIONS; TRANSPORTING
B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
B23F—MAKING GEARS OR TOOTHED RACKS
B23F19/00—Finishing gear teeth by other tools than those used for manufacturing gear teeth
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR905778A1961-10-141962-08-01Procédé et dispositif pour le finissage des engrenages
ExpiredFR1342163A
(fr)