Schrumpffutter und Bohr- und Reibverfahren

There is disclosed a unitary drill bit and chuck structure comprising: a drill bit (46); and a chuck (30) enclosing a portion of the drill bit (46) and having a thread (24) located thereon to permit attachment of said unitary drill bit and chuck structure to a drilling device; €ƒ€ƒ€ƒ in which the ch...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: UNSWORTH, ROBERT
Format: Patent
Sprache:ger
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Beschreibung
Zusammenfassung:There is disclosed a unitary drill bit and chuck structure comprising: a drill bit (46); and a chuck (30) enclosing a portion of the drill bit (46) and having a thread (24) located thereon to permit attachment of said unitary drill bit and chuck structure to a drilling device; €ƒ€ƒ€ƒ in which the chuck (30) is heat shrunk onto the drill bit (46) thereby forming the unitary structure through direct bonding of the chuck (30) with the drill bit (46).