Patent ID: 7381919
Filing Date: 2008-06-03
Classification: H01H

Abstract:
1. A lever button of an electronic product that comprises a housing, an opening formed in the housing, and a switch disposed under the opening, the lever button being placed between the opening and the switch, so that the switch is displaced when a user presses the lever button toward the switch, the lever button comprising: a fulcrum shaft, pivotally disposed in the housing; a pressing section, horizontally extending from one side of the fulcrum shaft and being located between the switch and the opening, the pressing section including a pressing button positionable in the opening, and a pressing plate having an upper surface that extends from the fulcrum shaft to under the pressing button, the upper surface being located in a single plane, the pressing button extending in a direction vertical to a direction of a pivotal axis of the fulcrum shaft, so that the switch is displaced when the user presses the pressing button; and at least one suspension arm, disposed on another side of the fulcrum shaft, and extending in a direction opposite to the extending direction of the pressing section, so that the suspension arm together with the pressing section and the fulcrum shaft form a lever structure having a moment arm that intersects the pressing button and that is perpendicular to the pivotal axis of the fulcrum shaft, the suspension arm including at least one protrusion that protrudes in a direction towards the housing, and presses against the housing to urge against the housing in a direction opposite to a pressing direction when the user presses the pressing button.