Patent ID: 7884291

Claim:
A switch apparatus comprising a switch case being provided with a circuit board, an operation knob being mounted rockable in an optional direction relative to said switch case, a plurality of lift springs being arranged along a peripheral edge of the operation knob between the operation knob and the switch case to lift and support said operation knob a side of said switch case and being selectively compressed by a rocking movement of said operation knob, a plurality of switch elements which are smaller in number than the lift springs, being arranged in locations corresponding to said lift springs and provided on the circuit board, said switch elements being selectively pushed in accordance with the rocking direction of said operation knob, a joint member in the shape of a ring located between said operation knob and said switch case, said operation knob is so mounted on said joint member as to be rockable around a first axis of rocking movement, said joint member is so mounted on a knob mounting section provided on said switch case as to be rockable around a second axis of rocking movement meeting at right angles with the first axis of rocking movement, in such a manner that said operation knob is universally jointed through said joint member with said switch case, and an interlocking press section, wherein when said lift spring to which said switch element is not arranged correspondingly is pressed by said operation knob, said interlocking press section is adapted to push said switch element arranged correspondingly to another lift spring.