US 12,469,651 B2
Keyswitch structure
Yu-Ming Huang, Taoyuan (TW); and Chin-Hung Lin, Taoyuan (TW)
Assigned to DARFON ELECTRONICS CORP., Taoyuan (TW)
Filed by Darfon Electronics Corp., Taoyuan (TW)
Filed on Sep. 25, 2023, as Appl. No. 18/473,359.
Claims priority of application No. 111137906 (TW), filed on Oct. 5, 2022.
Prior Publication US 2024/0120157 A1, Apr. 11, 2024
Int. Cl. H01H 3/12 (2006.01); H01H 13/10 (2006.01); H01H 13/704 (2006.01)
CPC H01H 3/122 (2013.01) [H01H 13/10 (2013.01); H01H 13/704 (2013.01); H01H 2221/062 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A keyswitch structure, comprising:
a baseplate;
a keycap disposed over the baseplate and configured to be movable relative to the baseplate;
a membrane switch disposed between the keycap and the baseplate and configured to have a first buffer portion with two first open edges opposite to each other; and
a first linking bar only connected to the keycap and disposed between the keycap and the membrane switch, the first linking bar having a first long side and a first short side connected to each other,
wherein when the keycap moves relative to the baseplate, the first buffer portion deforms in response to a pressing of the first short side.