Patent ID: 8563886
Filing Date: 2013-10-22
Classification: H01H

Abstract:
1. A key structure with a scissors-type connecting member, said key structure comprising: a base plate; a keycap disposed over said base plate; and said scissors-type connecting member arranged between said base plate and said keycap for connecting said base plate with said keycap, so that said keycap is moved upwardly or upwardly with respect to said base plate, wherein said scissors-type connecting member comprises: a first frame having a bulge formed on a sidewall of said first frame, wherein said bulge comprises a bulge top surface and a bulge bottom surface, and a bulge height between said bulge top surface and said bulge bottom surface is smaller than a bulge width of said bulge, wherein said bulge further comprises: a second frame connected with said first frame, and comprising a recess in a sidewall of said second frame, wherein said bulge is accommodated within said recess when said first frame and said second frame are combined together, wherein said recess has a recess entrance, a first recess sidewall and a recess bottom surface, wherein a length of said recess entrance is greater than said bulge height, said length of said recess entrance is smaller than a recess width of said recess, and said length of said recess entrance is smaller than said bulge width, wherein when said first frame is combined with said second frame, said first recess sidewall is pushed by a first bulge curved part of said bulge to result in interference fit, and said first recess sidewall is subject to deformation to facilitate combining said first frame and said second frame together.