Patent US5233502A successfully refreshed from Google Patents.
US5233502A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Removable and reversible display device for portable computer
Assignee: Lenovo Singapore Pte Ltd
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Filing: 1992-03-11
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Granted: 1993-08-03
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Expires: 2012-03-11
Abstract
Abstract The invention relates to a portable, note-book, hand held or clam shell type of computer operable in multiple configurations. A modular, removable, and reversible display device with a touch screen feature is provided. With the display device disposed in a first configuration, the computer is operable in a first or open housing configuration. With the display device disposed in a second configuration, the computer is operable in a second or closed housing configuration.
Inventors
- 👤 Brent A. Beatty
- 👤 Gerard D. Wisgo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 06:46
CPC Classifications
G; G06; G06F; G06F1/00; G06F1/16; G06F1/1613; G06F1/1615; G06F1/1616; G06F1/162; G06F1/1633; G06F1/1637; G06F1/1654; Y; Y10; Y10S; Y10S248/00; Y10S248/917
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
110 words
A computer comprising: a housing including a base member and a cover member; a keyboard disposed within said base member, and a removable display device including an electrical connector means disposed asymmetrically on said removable display device, said removable display device being disposed within said cover member having a first and second socket means for receiving said connector means, said removable display device being reversible between a first configuration and a second configuration within said cover member, while in said first configuration said connector means being electrically connected to said first socket means and while in said second configuration said connector means being electrically connected to said second socket means.
Claim 2
Dependent Claim
110 words
A computer comprising: a housing including a base member and a cover member; a keyboard disposed within said base member, and a removable display device including an electrical connector means disposed asymmetrically on said removable display device, said removable display device being disposed within said cover member having a first and second socket means for receiving said connector means, said removable display device being reversible between a first configuration and a second configuration within said cover member, while in said first configuration said connector means being electrically connected to said first socket means and while in said second configuration said connector means being electrically connected to said second socket means.
Claim 3
Dependent Claim
18 words
The computer of claim 1, further comprising: means for latching said removable display device within said cover member.
Claim 4
Dependent Claim
17 words
The computer of claim 1 wherein: said removable display device includes a touch screen for inputting data.
Claim 5
Dependent Claim
40 words
The computer of claim 3 wherein: said removable display device operates as a display means while in said first configuration, and said removable display device operates as a display mans and as an input means while in said second configuration.
Claim 6
Dependent Claim
40 words
The computer of claim 3 wherein: said removable display device operates as a display means and as an input means while said removable display device is disposed within said cover member in said first configuration and in said second configuration.
Claim 7
Independent Claim
177 words
A method of using a portable computer, said portable computer comprising a housing including a base member and a cover member, a keyboard disposed within said base member and a removable display device including an electrical connector means disposed asymmetrically on said removable display device, said removable display device disposed within said cover member having a first and second socket means, while in said first configuration said connector means is electrically connected to said first socket means and while in said second configuration said connector means is electrically connected to said second socket means, said method including the steps of: configuration said portable computer by disposing said removable display device in said cover member in said first configuration, and while in said first configuration inputting data with said keyboard and displaying output on said removable display device, and selectively reconfiguring said computer by disposing said removable display device in said cover member in said second configuration, and while in said second configuration inputting data with said removable display device and displaying output on said removable display device.
Claim 8
Independent Claim
177 words
A method of using a portable computer, said portable computer comprising a housing including a base member and a cover member, a keyboard disposed within said base member and a removable display device including an electrical connector means disposed asymmetrically on said removable display device, said removable display device disposed within said cover member having a first and second socket means, while in said first configuration said connector means is electrically connected to said first socket means and while in said second configuration said connector means is electrically connected to said second socket means, said method including the steps of: configuration said portable computer by disposing said removable display device in said cover member in said first configuration, and while in said first configuration inputting data with said keyboard and displaying output on said removable display device, and selectively reconfiguring said computer by disposing said removable display device in said cover member in said second configuration, and while in said second configuration inputting data with said removable display device and displaying output on said removable display device.
Claim 9
Dependent Claim
138 words
A portable computer comprising: a plurality of housing members, wherein said housing members pivotally cooperate about a hinge means; a keyboard disposed within a first of said housing members, and a removable display device including a n electrical connector means disposed asymmetrically on said removable display device, said removable display device disposed within a second of said housing members having first and second socket means for receiving said connector means, wherein said removable display functions as a display while disposed in a first configuration and wherein said removable display function as a combined display and touch screen input means while disposed in a second configuration, while in said first configuration said connector means being electrically connected to said first socket means and while in said second configuration said connector means being electrically connected to said second socket means.
Claim 10
Dependent Claim
138 words
A portable computer comprising: a plurality of housing members, wherein said housing members pivotally cooperate about a hinge means; a keyboard disposed within a first of said housing members, and a removable display device including a n electrical connector means disposed asymmetrically on said removable display device, said removable display device disposed within a second of said housing members having first and second socket means for receiving said connector means, wherein said removable display functions as a display while disposed in a first configuration and wherein said removable display function as a combined display and touch screen input means while disposed in a second configuration, while in said first configuration said connector means being electrically connected to said first socket means and while in said second configuration said connector means being electrically connected to said second socket means.
References Cited (Backward Citations)
US4089045A
Cited
US4330776A
Cited
US4415983A
Cited
US4730186A
Cited
EP0235320A1
Cited
US4884068A
Cited
US4899137A
Cited
DE3808364A1
Cited
US4885482A
Cited
EP0356757A2
Cited
US5018076A
Cited
US4916441A
Cited
US4926010A
Cited
US5115374A
Cited
US5048210A
Cited
US5103376A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1996-08-02 | 1997-02-01 | 1997-08-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2000-08-02 | 2001-02-01 | 2001-08-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2004-08-02 | 2005-02-01 | 2005-08-03 | $7700.00 | Window Closed / Lapsed |