| 发明名称 |
ZAHNÄRZTLICHES HANDINSTRUMENT MIT EINEM KERAMISCHE BAUELEMENTE AUFWEISENDEN WÄLZLAGER |
| 摘要 |
Manual dental instrument has at least one roller including some ceramic components (4). The roller has several rolling elements (5) that are guided by means of a cage (8). The cage is made, at least at the sides of the guidance surfaces, of ceramic or ceramic glass. The roller is driven by an electric motor able to provide rotations at up to 200,000 turns/minute (claimed). |
| 申请公布号 |
AT500364(A2) |
申请公布日期 |
2005.12.15 |
| 申请号 |
AT20050000202 |
申请日期 |
2005.02.08 |
| 申请人 |
SIRONA DENTAL SYSTEMS GMBH |
发明人 |
BIERBAUM THOMAS;WORSCHISCHEK RAINER;SCHUMACHER-RUF WALTER |
| 分类号 |
A61C1/02;A61C1/08;A61C1/18;F16C33/44;F16C33/78 |
主分类号 |
A61C1/02 |
| 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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