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Priority to FR955379ApriorityCriticalpatent/FR1384821A/fr
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Publication of FR1384821ApublicationCriticalpatent/FR1384821A/fr
B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
B21K1/00—Making machine elements
B21K1/44—Making machine elements bolts, studs, or the like
B21K1/46—Making machine elements bolts, studs, or the like with heads
B—PERFORMING OPERATIONS; TRANSPORTING
B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
B23G—THREAD CUTTING; WORKING OF SCREWS, BOLT HEADS, OR NUTS, IN CONJUNCTION THEREWITH
B23G7/00—Forming thread by means of tools similar both in form and in manner of use to thread-cutting tools, but without removing any material
B—PERFORMING OPERATIONS; TRANSPORTING
B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
B23K11/00—Resistance welding; Severing by resistance heating
B23K11/002—Resistance welding; Severing by resistance heating specially adapted for particular articles or work
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR955379A1963-11-281963-11-28Procédé de fabrication de vis et boulons et produits obtenus
ExpiredFR1384821A
(fr)