主权项 |
1. A press key, comprising:
a base plate; a key cap including a top plate and a frame attached to a bottom side of said top plate, said frame having a frame wall that surrounds a frame opening and that is formed with a pair of upper journal retention members and a pair of upper slide retention members; and a restoring unit disposed on said base plate, and including a first support member and a second support member connected pivotally to said first support member in a scissors manner, said first and second support members having upper end portions and lower end portions, said lower end portions being connected movably to said base plate, said first and second support members extending through said frame opening, said upper end portion of said first support member being pivotally retained between said upper journal retention members and said top plate, said upper end portion of said second support member being slidably retained between said upper slide retention members and said top plate. |