ARNOLD BUIJS,JAN WILLEM BRUGGERS,JOHANNES ANTONIUS VAN ROOIJ
申请号：
US16306141
公开号：
US20200323613A1
申请日:
2017.06.12
申请国别(地区):
US
年份:
2020
代理人:
摘要：
A drive train assembly (22) for an oral care device (10) having a housing (12), comprising: a plurality of elongated leaf springs (50) symmetrically disposed around the circumference of the drive train assembly, each of the plurality of elongated leaf springs secured at both ends； and a ring (46) encircling the plurality of elongated leaf springs, wherein the ring is fixedly connected to each of the plurality of elongated leaf spring assemblies and fixedly connected to the housing of the oral care device.
