Patent ID: 7436398
Filing Date: 2008-10-14
Classification: B60K,G05G,G06F

Abstract:
1. An operating device for controlling a display screen, comprising: a rotatable operating member of cylindrical shape; and a slidable operating member having a cylindrical tip portion located above an upper end of said rotatable operating member, said rotatable operating member and said slidable operating member being separate pieces and being used for controlling said display screen, wherein a diameter of an upper surface of said cylindrical tip portion of said slidable operating member is reduced relative to a diameter of a lower surface of said cylindrical tip portion, and said diameter of said lower surface of said cylindrical tip portion of said slidable operating member is equal to or less than a diameter of an upper surface of said rotatable operating member, wherein the rotatable operating member allows only rotating operation, wherein an outer circumference side of the upper surface of the rotatable operating member is exposed from below the lower surface of the slidable operating member to provide a relief portion.