US 12,306,676 B2
Information handling system keyboard with rapid assembly and disassembly to aid recycling
Peng Lip Goh, Singapore (SG); Weijong Sheu, Austin, TX (US); 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 Oct. 18, 2022, as Appl. No. 17/968,384.
Prior Publication US 2024/0126347 A1, Apr. 18, 2024
Int. Cl. G06F 1/16 (2006.01); H01H 13/702 (2006.01)
CPC G06F 1/1669 (2013.01) [H01H 13/702 (2013.01)] 10 Claims
OG exemplary drawing
 
1. An information handling system comprising:
a housing;
a processor disposed in the housing and operable to execute instructions that process information;
a memory disposed in the housing and interfaced with the processor, the memory operable to store the instructions and information;
a persistent storage device disposed in the housing and interfaced with the processor; and
a keyboard interfaced with the processor, the keyboard having a keyboard housing formed as a single piece defining an interior between an upper surface and a lower surface, the upper surface having plural key openings each sized to pass through a key, the keyboard housing having front and rear openings, the keyboard further having a key subassembly with a key detection sensor and plural keys, the key subassembly sliding into the rear opening and having a rear cover that closes the rear opening, a front cover coupling into the front opening to hold the key subassembly within the housing interior, each of the plural keys passing through one of the plural key openings;
wherein the key subassembly further comprises:
a tray having a planar surface;
a keyboard membrane disposed over the planar surface; and
an array of keyboard keys disposed over the keyboard membrane;
wherein the keyboard keys align with key openings of the keyboard housing when the rear cover closes the rear opening; and
wherein the information handling system further comprises:
a printed circuit board coupled to a bottom surface of the tray and interfaced with the keyboard membrane; and
a radio coupled to the printed circuit board and operable to communicate key inputs detected at the keyboard membrane by wireless signals.