发明名称 |
Device for detecting the removal from its holder of a dental handpiece which is connected to a supply line |
摘要 |
<p>A system for activating a dental handpiece connected to a supply hose after removal of the handpiece from a holder is provided. The handpiece includes a circuit with a switch element that acquires a change of an electrical or magnetic field or that can be influenced by such a field when the handpiece is taken from a holder or, respectively, is returned into a holder. The switch element is allocated to the end part of the supply hose facing toward the handpiece; the part that changes or, respectively, influences the field is disposed at the holder.</p> |
申请公布号 |
EP0861650(B1) |
申请公布日期 |
2004.09.01 |
申请号 |
EP19970122696 |
申请日期 |
1997.12.22 |
申请人 |
SIRONA DENTAL SYSTEMS GMBH |
发明人 |
BEHRINGER, WOLFGANG, DIPL.ING. |
分类号 |
A61C1/00;A61G15/16;G01V3/08;(IPC1-7):A61G15/16 |
主分类号 |
A61C1/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|