US5548478A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable computing device having an adjustable hinge
Assignee: Khyber Technologies Corp
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Filing: 1994-07-25
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Granted: 1996-08-20
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Expires: 2014-07-25
Abstract
Abstract A laptop style computing device (10) includes a base portion (11), a display portion (12) containing a display screen (16) and a touch input panel (18) and a mechanism (45, 55) for selectively positioning the display portion in selective angular engagement with the base portion in a plurality of angular upright positions for use in the laptop mode, as well as the display up position for slate style use and the display down position for closing the device.
Inventors
- 👤 Rajendra Kumar
- 👤 Steven E. Brooks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 23:13
CPC Classifications
G; G06; G06F; G06F1/00; G06F1/16; G06F1/1613; G06F1/1633; G06F1/1675; G06F1/1679; G06F1/1615; G06F1/1616; G06F1/162; G06F1/1624; G06F1/1681; G06F1/1683
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
205 words
An improved portable computing device comprising: a base portion; a display portion containing a display screen and a touch input panel; at least one channel disposed within said base portion; at least one roller disposed within said channel; and hinge pin means engaging said roller and said display portion whereby said display portion is slidably pivoted relative to said base portion; at least one inclined groove disposed within said base portion; at least one support tab extending from said display portion into said inclined groove to support said display portion at varying angles relative to said base position; said channel and said inclined groove are carried within an end wall of said base, said channel being above said groove; a second channel disposed within said base portion, opposite said first channel; a roller disposed within said second channel; hinge pins means engaging said roller within said second channel and said display portion whereby said display portion is slidably pivoted relative to said base portion; a second inclined groove disposed within said base portion, opposite said first groove; and a second support tab extending from said display portion into said second inclined groove to support said display portion at varying angles relative to said base position.
Claim 2
Dependent Claim
205 words
An improved portable computing device comprising: a base portion; a display portion containing a display screen and a touch input panel; at least one channel disposed within said base portion; at least one roller disposed within said channel; and hinge pin means engaging said roller and said display portion whereby said display portion is slidably pivoted relative to said base portion; at least one inclined groove disposed within said base portion; at least one support tab extending from said display portion into said inclined groove to support said display portion at varying angles relative to said base position; said channel and said inclined groove are carried within an end wall of said base, said channel being above said groove; a second channel disposed within said base portion, opposite said first channel; a roller disposed within said second channel; hinge pins means engaging said roller within said second channel and said display portion whereby said display portion is slidably pivoted relative to said base portion; a second inclined groove disposed within said base portion, opposite said first groove; and a second support tab extending from said display portion into said second inclined groove to support said display portion at varying angles relative to said base position.
Claim 3
Dependent Claim
35 words
An improved portable computing device as set forth in claim 1, wherein said second channel and said second inclined groove are carried within an end wall of said base, said channel being above said groove.
Claim 4
Dependent Claim
109 words
An improved portable computing device comprising: a base portion; a display portion containing a display screen and a touch input panel; at least one channel disposed within said base portion; hinge arm means providing first and second hinge pins, said first hinge pin being engageable with said channel and said second hinge pin being engaging with said display portion whereby said display portion is slidably pivoted relative to said base portion; at least one inclined groove disposed within said base portion; and at least one support tab extending from said display portion into said inclined groove to support said display portion at varying angles relative to said base position.
Claim 5
Dependent Claim
109 words
An improved portable computing device comprising: a base portion; a display portion containing a display screen and a touch input panel; at least one channel disposed within said base portion; hinge arm means providing first and second hinge pins, said first hinge pin being engageable with said channel and said second hinge pin being engaging with said display portion whereby said display portion is slidably pivoted relative to said base portion; at least one inclined groove disposed within said base portion; and at least one support tab extending from said display portion into said inclined groove to support said display portion at varying angles relative to said base position.
Claim 6
Dependent Claim
33 words
An improved portable computing device as set forth in claim 3, wherein said channel and said inclined groove are carried within an end wall of said base, said channel being below said groove.
Claim 7
Dependent Claim
69 words
An improved portable computing device as set forth in claim 4, further comprising a second channel disposed within said base portion, opposite said first channel; and second hinge arm means providing first and second hinge pins, said first hinge pin being engageable with said second channel and said second hinge pin being engaging with said display portion whereby said display portion is slidably pivoted relative to said base portion.
Claim 8
Dependent Claim
34 words
An improved portable computing device as set forth in claim 5, further comprising first and second bearing means movable within said first and second channels, respectively and engageable with said first hinge pins, respectively.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1999-08-20 | 2000-02-19 | 2000-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2003-08-20 | 2004-02-19 | 2004-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2007-08-20 | 2008-02-19 | 2008-08-20 | $7700.00 | Window Closed / Lapsed |