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Publication of FR967172ApublicationCriticalpatent/FR967172A/fr
F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
F16B39/00—Locking of screws, bolts or nuts
F16B39/02—Locking of screws, bolts or nuts in which the locking takes place after screwing down
F16B39/12—Locking of screws, bolts or nuts in which the locking takes place after screwing down by means of locknuts
F16B39/16—Locking of screws, bolts or nuts in which the locking takes place after screwing down by means of locknuts in which the screw-thread of the locknut differs from that of the nut
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Mechanical Engineering
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FR967172D1948-05-191948-05-19Procédé et dispositif pour rendre un écrou indesserrable
ExpiredFR967172A
(fr)