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Publication of FR929184ApublicationCriticalpatent/FR929184A/fr
B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
B23B—TURNING; BORING
B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
B23B31/02—Chucks
B23B31/10—Chucks characterised by the retaining or gripping devices or their immediate operating means
B23B31/12—Chucks with simultaneously-acting jaws, whether or not also individually adjustable
B23B31/1207—Chucks with simultaneously-acting jaws, whether or not also individually adjustable moving obliquely to the axis of the chuck in a plane containing this axis
B23B31/1238—Jaws movement actuated by a nut with conical screw-thread
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FR929184D1946-05-241946-05-24Mandrin de précision pour le serrage des pièces à usiner (ou des outils) sur les machines outils
ExpiredFR929184A
(fr)