Patent ID: 7977587

Claim:
A switch assembly comprising: a lower surface; a push key supported above the lower surface and moveable with respect thereto, the push key comprising an elongate member having a first end portion and a second end portion; a first switch comprising a first upper contact supported above a first lower contact, the lower contact being supported by the lower surface, both being aligned with the first end portion, and a resilient member surrounding the first upper contact and the first lower contact and acting to separate the first upper contact and the first lower contact, the resilient member aligned with the first end portion; and a second switch comprising a collapsible dome supported by the lower surface and being aligned with the second end portion, the dome comprising a second upper contact and a second lower contact; wherein upon movement of the push key, the resilient member deforms to close the first switch under a first force, while a second force greater than the first force is required to collapse the dome.