US 12,255,028 B2
Key structure
Ko-Hsiang Lin, Taipei (TW); and Chun-Lin Chen, Taipei (TW)
Assigned to Lite-On Technology Corporation, Taipei (TW)
Filed by Lite-On Technology Corporation, Taipei (TW)
Filed on Feb. 14, 2023, as Appl. No. 18/168,579.
Claims priority of provisional application 63/348,022, filed on Jun. 2, 2022.
Claims priority of application No. 202222454042.5 (CN), filed on Sep. 16, 2022.
Prior Publication US 2023/0395336 A1, Dec. 7, 2023
Int. Cl. H01H 13/10 (2006.01); H01H 13/02 (2006.01); H01H 13/14 (2006.01); H01H 13/52 (2006.01)
CPC H01H 13/10 (2013.01) [H01H 13/023 (2013.01); H01H 13/14 (2013.01); H01H 13/52 (2013.01); H01H 2219/062 (2013.01); H01H 2225/03 (2013.01); H01H 2239/022 (2013.01)] 8 Claims
OG exemplary drawing
 
1. A key structure comprising:
a carrier comprising a carrier body and a plurality of positioning hooks protruding from the carrier body, wherein the carrier body has a plurality of vias, the plurality of positioning hooks are respectively disposed corresponding to the plurality of vias, an orthographic projection of each of the plurality of positioning hooks falls in the corresponding via, wherein the plurality of positioning hooks comprises a plurality of first positioning portions and a plurality of second positioning portions respectively connected to the plurality of first positioning portions, and each of the plurality of positioning hooks comprises one of the plurality of first positioning portions and one of the plurality of second positioning portions, and the first positioning portion and the second positioning portion of each of the plurality of positioning hooks are respectively connected to two inner wall surfaces opposite to each other in the corresponding via;
a keycap disposed above the carrier body;
a lifting member disposed between the carrier body and the keycap, wherein one end of the lifting member is connected to the keycap, and an other end of the lifting member is connected to the plurality of positioning hooks; and
an elastic member disposed between the carrier body and the keycap,
wherein the other end of the lifting member contacts a plurality of bottom surfaces of the plurality of first positioning portions and a plurality of side surfaces of the plurality of second positioning portions of the plurality of positioning hooks, and the plurality of first positioning portions are partially protruding relative to the plurality of side surfaces of the plurality of second positioning portions respectively to form a plurality of notches.