Patent ID: 6872024

Claim:
A keyswitch assembly comprising: a) a key cap having a lower surface provided with first guiding parts; b) a base plate having an upper surface located below the key cap and having second guiding parts positioned to correspond to the first guiding parts; and c) a key support coupled to the first guiding parts and the second guiding parts for supporting the key cap for vertical movement with respect to the base plate, the key support comprising: i) a first bar; ii) a second bar pivotally engaged with the first bar; iii) a receiving hole formed in the first bar; iv) a protrusion formed within the receiving hole; and v) a pivot shaft formed on the second bar, the pivot shaft having a slot formed thereon, slidably receiving the protrusion; wherein when the pivot shaft is inserted into the receiving hole, the protrusion is slidably received within the slot, so that the first bar is able to rotate relative to the second bar a predetermined angle limited by engagement of the protrusion and the slot.