Patent ID: 7060923
Filing Date: 2006-06-13
Classification: H01H

Abstract:
1. A key for feeding information into a device, the key having a varying response dependent on the manner of depression, the key comprising at least a base and a switching element arranged curved relative to one another such that a contact area is provided between them, where the switching element touches the base, and when the switching element is depressed towards the base, the edge of the contact area between the switching element and the base moves along the surface of the base, and the response of the switch is determined by observing the location of the edge of said contact area relative to the base; wherein the switching element comprises a flexible flap having a first end, i.e. a root, and a second end, i.e. a tip, the flap having a curved shape, the flap being in contact with the base at the root while the tip is detached from the surface of the base, wherein the edge of the contact area moves towards the tip of the flap and the contact area increases when the tip of the flexible flap is depressed downward.