MANUFACTURING METHOD OF A DRILL

A method of manufacturing a drill is disclosed, which comprises providing an elongate element (10) defining a longitudinal direction and having, in the longitudinal direction, a front end, an intermediate section (40), and a rear end opposite to the front end, forming by cold forming only, at the fr...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	HASLER, Claudio, NEUHORST, Peter
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	BLASTING DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS ORMACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS,CLIPS, WEDGES, JOINTS OR JOINTING ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES,RIVETS, BOLTS OR WHEELS MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS,WHEELS, RINGS, BARRELS, BALLS MECHANICAL ENGINEERING MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL PERFORMING OPERATIONS PUNCHING METAL THERMAL INSULATION IN GENERAL TRANSPORTING WEAPONS
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Beschreibung
Zusammenfassung:	A method of manufacturing a drill is disclosed, which comprises providing an elongate element (10) defining a longitudinal direction and having, in the longitudinal direction, a front end, an intermediate section (40), and a rear end opposite to the front end, forming by cold forming only, at the front end, a drill tip (520) having a cutting edge (530), and forming by cold forming only, on the intermediate section (40), a channel (410) extending along the longitudinal direction.