1
Richard J Ditzik: Modular notebook and PDA computer systems for personal computing and wireless communications. November 9, 1999: US05983073 (327 worldwide citation)

A small light weight modular microcomputer based computer and communications systems, designed for both portability and desktop uses. The systems make use of a relative large flat panel display device assembly (2), an expandable hinge device (10), battery power source (9), keyboard assembly (16), an ...


2
James A Campo, Fred J Anderson, Donald M Embree, Charles J Hofstetter, Donald I Sloan: Portable point of sale terminal. Telxon Corporation, Pretty Schroeder Brueggemann & Clark, August 2, 1994: US05334821 (151 worldwide citation)

A point of sale terminal is disclosed that provides all of the usual point of sale terminal functions, but that is entirely field portable. Data pertinent to each purchase can be input to the terminal via a keyboard assembly, a touch-screen display or a signature-capture screen assembly, or via an a ...


3
Alvin Feder: Dual purpose, weather resistant data terminal keyboard assembly including audio porting. Motorola, Margaret Marsh Parker, James W Gillman, March 28, 1978: US04081631 (121 worldwide citation)

An improved data terminal utilizing tactile switch assemblies with specialized sound apertures provide reduced panel space requirements and indirect sound paths for miniature electronic apparatus. A maximum number of switches can be accommodated on the instrument panel with no separate speaker/micro ...


4
Sudduth William B: Keyboard, digital coding, switch for digital logic, and low power detector switches. Flex Key Corporation, October 17, 1972: US3699294 (117 worldwide citation)

Electric switches are described in which a resilient, electrically conductive, elastomeric member is spaced adjacent but apart from contact means; among features are the elastomeric connector: of sheet form; on metal contacts as a movable contact bridge; defining a simple and durable multiple switch ...


5
John P Karidis, Michael P Goldowsky, Gerard McVicker: Keyboard with translating sections. International Business Machines Corporation, Perman & Green, August 6, 1996: US05543787 (109 worldwide citation)

A keyboard assembly for a computer with movable keyboard pallets. The pallets are movable relative to each other between a compact stowing position and an extended operational position. A movement mechanism moves at least one of the pallets in a lateral direction relative to the other pallet and the ...


6
Edwin Joseph Selker, William Marvin Dyer, Jeffrey Daniel Allison: Thin keyboard switch assembly with hinged actuator mechanism. International Business Machines Corporation, Romualdas Strimaitis, James C Pinter, February 23, 1999: US05874697 (103 worldwide citation)

Disclosed are keyswitches and a keyboard assembly comprising a sheet member having a plurality of key faces fixed thereon in a conventional keyboard arrangement, a plurality of cutouts in the sheet member partially surrounding each key face, and a plurality of living hinges in the sheet member at on ...


7
Winslow Scott Burleson, William Marvin Dyer, Christopher Karl Eisbach, Derek Solomon Pai, Edwin Joseph Selker: Thin keyboard having torsion bar keyswitch hinge members. International Business Machines Corporation, Richard Ludwin Esq, McGinn & Gibb P C, December 21, 1999: US06005209 (101 worldwide citation)

A keyboard apparatus is provided for small and lightweight computers and the like. Keyswitches and a keyboard assembly comprise a sheet member having a plurality of key faces fixed thereon in a conventional keyboard arrangement. A plurality of cutouts are provided in the sheet member, partially surr ...


8
Leroy N Nopper, Meryl E Miller, James L Lichte: Keyboard cover. Lucas Duraltih Corporation, Nixon & Vanderhye, June 4, 1991: US05021638 (99 worldwide citation)

A protective cover or boot for a keyboard array is provided which prevents entry of contaminants, such as water, dust and the like into the interior of the keyboard assembly. A membrane of a resilient material, such as a silicone rubber, is used to form a one-piece cover which extends over the keybo ...


9
John P Karidis, Michael P Goldowsky, Gerard McVicker: Keyboard with biased movable keyboard sections. International Business Machines Corporation, Perman & Green, August 19, 1997: US05659307 (89 worldwide citation)

A keyboard assembly for a computer with movable keyboard pallets. The pallets are movable relative to each other between a compact stowing position and an extended operational position. A movement mechanism moves at least one of the pallets in a lateral direction relative to the other pallet and the ...


10
Robert Olodort, Peter M Cazalet, Russell Mead, John Tang: Mobile computer with foldable keyboard. Think Outside, Blakely Sokoloff Taylor & Zafman, September 28, 2004: US06798649 (76 worldwide citation)

A digital processing device including a base, a display assembly, a hinge assembly, and a foldable keyboard is described. The hinge assembly enables the back of the display assembly to be rotated between a first configuration and a second configuration. In the first configuration, the user may inter ...