Patent ID: 6753793
Filing Date: 2004-06-22
Classification: H01H,H01M

Abstract:
A key switch device, including:a key top; a circuit board disposed below the key top, the circuit board having a switching circuit formed thereon; a guide member provided with a first link and a second link; a switching member which performs a switching operation with the switching circuit on the circuit board in association with a movement of the key top; a first shaft formed at a lower end of the first link; a second shaft formed at a lower end of the second link; a support plate supporting the circuit board thereon; and a mounting member for movably supporting both the first and second shafts, the mounting member having a chipped configuration constituted from a linear material with at least one folded portion and being independently formed from the support plate, the chipped mounting member being disposed on an upper surface of the circuit board and being smaller in area than the circuit board, wherein the first or second shaft is supported in a space formed between a folded portion of the at least one folded portion of the mounting member and the circuit board.