发明名称 |
A DEVICE COMPRISING A PLUNGER ASSEMBLY, A METHOD OF ASSEMBLING THE DEVICE AND A METHOD OF MAKING THE PLUNGER ASSEMBLY |
摘要 |
A device for dispensing a material, being provided with a plunger assembly which has a screw with a first thread portion and a second thread portion. The first and second thread portion differ in shape and, in combination, form one continuous screw thread. The plunger assembly further has a nut which engages the screw thread by a nut thread. The nut thread corresponds in shape to a negative shape of the first thread portion. The invention help minimizing efforts in the assembly of a device using the plunger assembly. |
申请公布号 |
WO2017015332(A1) |
申请公布日期 |
2017.01.26 |
申请号 |
WO2016US43079 |
申请日期 |
2016.07.20 |
申请人 |
3M INNOVATIVE PROPERTIES COMPANY |
发明人 |
PAUSER, Helmut;PEUKER, Marc |
分类号 |
A61M5/315 |
主分类号 |
A61M5/315 |
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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