会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 2. 发明申请
    • HAIRDRYER ELECTRIC MOTOR
    • WO2020174431A1
    • 2020-09-03
    • PCT/IB2020/051670
    • 2020-02-27
    • GA.MA S.R.L
    • CEVA, Carlos José
    • H01R39/38H02K5/14H01R39/40
    • A hairdryer electric motor (1) comprises a stator (2) provided with stator windings (22); a rotor (3) provided with rotor windings (23) and rotating inside the stator (2); a commutator (4) fixed to, and rotating with, the rotor (3) and electrically connected to the rotor windings (23); a couple of brushes (5) housed in containment means (7), electrically supplied, having a first end (5a) arranged to abut the commutator (4); a couple of thrusting elastic elements (6), each of which acting on a second end (5b) of the respective brush (5) to exert a force (F) and maintain the first end (5a) abutting the commutator (4); each thrusting elastic element comprises a helical torsion spring (6) with a central body (10) formed by a plurality of coils, a first branch (11) rotatably connected to the containment means (7) and a second branch (12) acting on the second end (5b) of the respective brush (5), said central body (10) being able to freely move allowing the second branch (12) to exert on the second end (5b) a constant force (F).