发明名称 |
Driving and water pouring control device for dental air-turbine handpiece |
摘要 |
This disclosure relates to a driving and water pouring control device for dental air-drive handpiece. According to the control device, there is incorporated a water pouring on-and-off valve means into an air feed passageway for driving a turbine so as to close and open the valve means by using part of air inside the passageway and to concurrently provide the valve means with a function of preventing water from dropping when pouring of water is stopped. The disclosure also relates to a device capable of compactly assembling therein device members.
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申请公布号 |
US4443195(A) |
申请公布日期 |
1984.04.17 |
申请号 |
US19810265379 |
申请日期 |
1981.05.20 |
申请人 |
KABUSHIKI KAISHA MORITA SEISAKUSHO |
发明人 |
MATSUI, TAKAHIRO |
分类号 |
A61C1/00;(IPC1-7):A61C1/08 |
主分类号 |
A61C1/00 |
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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