US4294496A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable computer enclosure
Assignee: GM RES
•
Filing: 1979-08-03
•
Granted: 1981-10-13
•
Expires: 1999-08-03
Abstract
Abstract A single enclosure (10), which satisfies the needs of portability, is closeable into a suitcase-type cabinet with a tractable carrying handle. Specifically, a keyboard enclosure (14) is hinged (16) to a main frame enclosure (12) in such a manner that it is possible to fold the keyboard up against the main frame and to latch (40) the two together.
Inventors
- 👤 James D. Murez
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:57
CPC Classifications
H; H05; H05K; H05K5/00; H05K5/02; G; G06; G06F; G06F1/00; G06F1/16; G06F1/1613; G06F1/1615; G06F1/1633; G06F1/1656; Y; Y10; Y10S; Y10S248/00; Y10S248/917
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
146 words
A portable computer including: first and second enclosures hinged together at ends which are closeable upon each other to define a single suitcase-type cabinet having a general rectangular parallelepiped configuration; said first enclosure comprising a main frame with a display at its closeable end, and a rear panel backing said main frame; said second enclosure having a keyboard at its closeable end, a front panel backing said keyboard, and a handle extending from said front panel; said enclosures further having top and bottom panels respectively segmented into first and second portions respectively on said first and second enclosures; hinges connecting said first and second portions of said segmented bottom panel; cooperating latches respectively on said first and second portions of said segmented top panel for securing said enclosures together when closed; and foot pads extending from said rear panel, said first portion and said front panel.
Claim 2
Dependent Claim
146 words
A portable computer including: first and second enclosures hinged together at ends which are closeable upon each other to define a single suitcase-type cabinet having a general rectangular parallelepiped configuration; said first enclosure comprising a main frame with a display at its closeable end, and a rear panel backing said main frame; said second enclosure having a keyboard at its closeable end, a front panel backing said keyboard, and a handle extending from said front panel; said enclosures further having top and bottom panels respectively segmented into first and second portions respectively on said first and second enclosures; hinges connecting said first and second portions of said segmented bottom panel; cooperating latches respectively on said first and second portions of said segmented top panel for securing said enclosures together when closed; and foot pads extending from said rear panel, said first portion and said front panel.
Claim 3
Dependent Claim
24 words
A portable computer according to claim 1 wherein said first enclosure includes a hood extending beyond and shielding said display from light ambient thereto.
Claim 4
Dependent Claim
29 words
A portable computer according to claim 2 wherein said second enclosure includes a surrounding panel structure which is configured to engage with said hood upon closure of said enclosures.
Claim 5
Dependent Claim
56 words
A portable computer according to claim 1 wherein said enclosures further include a pair of side panels, each segmented into first and second portions respectively on said first and second enclosures, said top panel first portion and at least parts of said side panel first portions extending beyond and shielding said display from light ambient thereto.
References Cited (Backward Citations)
US3393950A
Cited
US4168870A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1984-10-12 | 1985-04-13 | 1985-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-10-12 | 1989-04-13 | 1989-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-10-12 | 1993-04-13 | 1993-10-13 | $7700.00 | Window Closed / Lapsed |