发明授权
US07814604B2 Device with multi-structural contact elements 有权
具有多结构接触元件的装置

Device with multi-structural contact elements
摘要:
A contact device with resilient contact elements is disclosed. The resilient contact elements have primary structures and secondary structures. The primary structures and secondary structures have contact surfaces for engaging a working surface. The primary structures are preferably molded structures with hardness value between 10 to 90 Shores A. The secondary structures are nodules, squeegees, arrays of nodules or squeegees and matrices but are preferably bristle structures formed from plastic resins, wherein the device is configured clean dentition.
公开/授权文献
信息查询
0/0