US 12,282,610 B2
Low acoustic keyboard with audio dampener and liquid drain
Peng Lip Goh, Singapore (SG); and Deeder M. Aurongzeb, Austin, TX (US)
Assigned to Dell Products L.P., Round Rock, TX (US)
Filed by Dell Products L.P., Round Rock, TX (US)
Filed on Jun. 27, 2023, as Appl. No. 18/214,606.
Prior Publication US 2025/0004570 A1, Jan. 2, 2025
Int. Cl. G06F 3/02 (2006.01); G10K 11/162 (2006.01)
CPC G06F 3/0202 (2013.01) [G10K 11/162 (2013.01)] 12 Claims
OG exemplary drawing
 
1. An information handling system comprising:
a housing;
a processor disposed in the housing and operable to execute instruction to process information;
a memory disposed in the housing and interfaced with the processor, the memory operable to store the information and instructions;
a keyboard interfaced with the processor, the keyboard having a frame and plural key caps, each key cap configured to accept an end user press down to a depressed position as an input and biased to return to a raised position, the plural keys defining plural frame cavities at the periphery of adjacent of the plural keys, the keyboard further having a rubber dome under each key cap to bias the key cap to a raised position and a membrane disposed in the frame and having an input sensor located under each key cap to detect when the key cap is in the depressed position;
an audible dampener comprised of silicon at least partially filling in at least some of the frame cavities to dampen key actuation sounds; and
a fluid reservoir coupled to at least one key cap at an extension, the extension aligned to hit a stop of the frame at the raised position.