Patent ID: 6958454
Filing Date: 2005-10-25
Classification: H01H

Abstract:
1. A navigation switch apparatus comprising: a circuit board having four conductors in the form of a circular arc, arranged thereon with a small space between each conductor so that whole the conductors form a doughnut-like shape; and a cap-shaped body arranged opposite to the printed circuit board, provided with short-circuiters which are capable of making contact with the respective four conductors and formed on the inner surface of the cap-shaped body, and a navigation lever formed on the outer surface thereof, wherein each of the four conductors is formed with two opposed comb-shaped conductive layers, wherein the cap-shaped body has a thin-walled portion on its outer periphery, and wherein thick-walled portions extending in the longitudinal, lateral and diagonal directions, thus forming a substantially regular octagon as a whole, are formed in the vicinity of the thin-walled portion.