发明名称 |
Dental handpiece having rotatable contact member |
摘要 |
A dental handpiece contains a tool for dental treatment operation, tool holding members for detachably and rotatably holding the tool, tool detachment members for abutting against the tool holding members to detach the tool from the tool holding members, and rotatable contact members capable of being point-contacted with the tool holding members. The rotatable contact members when contacted with the tool holding members is rotatable with the tool holding members.
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申请公布号 |
US5518398(A) |
申请公布日期 |
1996.05.21 |
申请号 |
US19940291271 |
申请日期 |
1994.08.16 |
申请人 |
NAKANISHI DENTAL MGF. CO., LTD. |
发明人 |
NAKANISHI, EIICHI;KAWATA, SOSAKU;SHIBATA, YUICHI |
分类号 |
A61C1/14;(IPC1-7):A61C1/14 |
主分类号 |
A61C1/14 |
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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