发明名称 |
Shrink fit holder and methods of drilling and reaming |
摘要 |
A drill has a unitary drill bit and chuck structure that includes a drill bit and a chuck. The chuck encloses a portion of the drill bit and has a thread. A rotatable drive element having a thread engages the thread of the chuck. The chuck is heat shrunk onto the drill bit to form a unitary structure through direct bonding of the chuck with the drill bit.
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申请公布号 |
US7192226(B2) |
申请公布日期 |
2007.03.20 |
申请号 |
US20040871678 |
申请日期 |
2004.06.15 |
申请人 |
INDUSTRIAL TOOLING CORPORATION LIMITED |
发明人 |
UNSWORTH ROBERT |
分类号 |
B23B51/00;B23B31/00;B23B31/02;B23Q3/12 |
主分类号 |
B23B51/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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