发明公开
EP1317219A1 IMPROVED BEARING FOR DENTAL HANDPIECE 有权
改进的球轴承医疗牙科手机

IMPROVED BEARING FOR DENTAL HANDPIECE
摘要:
A dental handpiece (10) has a rotor (15) and a ball bearing assembly (14) supporting the rotor (15). The ball bearing assembly (14) has at least one ball (22). The bearing (14) has an inner (20) and an outer race (21), and the outer race (21) has a thickened diameter.
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