Keyboard structure for mobile computers

Details Keyboard structure for mobile computers Keyboard structure for mobile computers

1994-11-18

1996-07-09

Picard, Leo P.

Electricity: electrical systems and devices

Housing or mounting assemblies with diverse electrical...

For electronic systems and devices

24822021, 400472, H05K 500

Patent

active

055350917

ABSTRACT:
A mobile computer keyboard including a metal frame, a plastic key base frame with key switches fastened to the metal frame to hold down a membrane circuit and a rubber frame. The metal frame has a plurality of retainer rods respectively terminating in a respective upwardly bent portion for guiding respective locating rods of the key base frame into engagement with the retainer rods, and a plurality of openings on two opposite upright sides thereof for allowing respective retaining blocks of the key base frame to be loaded onto the metal frame vertically from the top and then moved sideways into engagement with respective retaining grooves on the vertical sides of the metal frame.

REFERENCES:
patent: Re32977 (1989-07-01), Gotoh et al.
patent: 4876415 (1989-10-01), Clancy
patent: 5067834 (1991-11-01), Szmanda et al.
patent: 5188333 (1993-02-01), Schumacker et al.
patent: 5335141 (1994-08-01), Hosoi
patent: 5428502 (1995-06-01), Tsai

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