| 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, bristles or combinations thereof, hi accordance with the embodiment of the invention a toothbrush includes resilient bristle boots that surround groups of bristles and have squeegees, nodules, bristles, or combinations thereof, that protrude from surfaces of the resilient bristle boots.
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