The present invention relates to electric appliances for personal care, in particular electric shavers, comprising a magnetic linear drive unit having first and second drive components supported for linear displacement relative to each other by a spring device and adapted to magnetically interact with each other. The spring device includes at least one leaf spring having a constricted section in a central region of the leaf spring, wherein surfaces of the at least one leaf spring neighboring the constricted section are shaped convex. Such convex surfaces may have a parabolic contour.


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    Title :

    Electric appliance for personal care


    Contributors:

    Publication date :

    2020-12-15


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B26B HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR , Handschneidwerkzeuge, soweit nicht anderweitig vorgesehen / B62D MOTOR VEHICLES , Motorfahrzeuge / F16F SPRINGS , Federn / H02K Dynamoelektrische Maschinen , DYNAMO-ELECTRIC MACHINES



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