US 12,406,817 B2
Keyswitch structure
Yu-Chun Hsieh, Taoyuan (TW); Ling-Hsi Chao, Taoyuan (TW); Shao-Lun Hsiao, Taoyuan (TW); and Chen Yang, Taoyuan (TW)
Assigned to DARFON ELECTRONICS CORP., Taoyuan (TW)
Filed by DARFON ELECTRONICS CORP., Taoyuan (TW)
Filed on Jul. 18, 2023, as Appl. No. 18/223,527.
Claims priority of provisional application 63/410,638, filed on Sep. 28, 2022.
Claims priority of application No. 112122431 (TW), filed on Jun. 15, 2023.
Prior Publication US 2024/0105401 A1, Mar. 28, 2024
Int. Cl. H01H 13/14 (2006.01); H01H 13/04 (2006.01); H01H 13/20 (2006.01)
CPC H01H 13/14 (2013.01) [H01H 13/04 (2013.01); H01H 13/20 (2013.01)] 6 Claims
OG exemplary drawing
 
1. A keyswitch structure, comprising:
a casing, the casing forming an accommodating space and having an opening communicating with the accommodating space;
a first support, the first support being disposed in the accommodating space and being directly and rotatably connected with the casing;
a second support, the second support being disposed in the accommodating space and being directly and rotatably connected with the casing, the first support and the second support being pivotally connected with each other; and
a pressing stem, the pressing stem extending into the accommodating space to be rotatably connected with the first support and the second support and protruding from the casing through the opening, the pressing stem being movable parallel to a vertical direction relative to the casing through the first support and the second support, a motion of the pressing stem in the vertical direction having a top dead center and a bottom dead center, wherein when the pressing stem is at the top dead center and the bottom dead center, the pressing stem does not touch the casing in the vertical direction.