发明名称 |
Irrigated drill and quick-release chuck assembly |
摘要 |
An electric motor-driven drill has an irrigating tube for squirting water onto a drill bur. The tube has convolutions surrounding the motor for cooling the motor and warming the irrigating water. A quick-release chuck holds the bur shank coupled to the motor shaft.
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申请公布号 |
US4802852(A) |
申请公布日期 |
1989.02.07 |
申请号 |
US19860917669 |
申请日期 |
1986.10.10 |
申请人 |
RICHARDS MEDICAL COMPANY |
发明人 |
SHEA, JOHN J. |
分类号 |
A61C1/05;A61C1/14;(IPC1-7):A61C1/14 |
主分类号 |
A61C1/05 |
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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