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Pratt and Whitney Co Inc
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Pratt and Whitney Co Inc
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Application filed by Pratt and Whitney Co IncfiledCriticalPratt and Whitney Co Inc
Application grantedgrantedCritical
Publication of FR651237ApublicationCriticalpatent/FR651237A/fr
B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
B23F—MAKING GEARS OR TOOTHED RACKS
B23F5/00—Making straight gear teeth involving moving a tool relatively to a workpiece with a rolling-off or an enveloping motion with respect to the gear teeth to be made
B23F5/02—Making straight gear teeth involving moving a tool relatively to a workpiece with a rolling-off or an enveloping motion with respect to the gear teeth to be made by grinding
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Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR651237D1928-02-161928-02-16Perfectionnements aux machines destinées à finir les roues d'engrenage
ExpiredFR651237A
(fr)