Patent US5229757A successfully refreshed from Google Patents.
US5229757A
Expired / Lapsed
US
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Computer device having detachable keyboard mounted on a rotatable display
Assignee: Sharp Corp
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Filing: 1990-10-11
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Granted: 1993-07-20
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Expires: 2010-10-11
Abstract
Abstract A computer device with a display comprising a body, a display rotatably mounted on the body and a keyboard having input keys, wherein the keyboard is removably mounted on the display so as to cover an opening with the surface thereof turned toward the display, the keyboard having a size enough to cover the opening of the display and having a projection for attaching the keyboard to the display formed in an edge on the display side and a keyboard locking projection which can advance from and retreat into the surface of the keyboard formed in an edge on an operator's side, the display having a lower keyboard receiving face provided below the opening, an upper keyboard receiving face provided above the opening and a keyboard contact portion provided on a peripheral edge of the opening, and the lower keyboard receiving face having a hole into which the projection can be inserted and which can rotate the keyboard with the projection inserted thereinto and the upper keyboard receiving face having a hole which can be engaged with the advancing keyboard locking projection.
Inventors
- 👤 Kuniomi Takamiya
- 👤 Nobuhiko Miyazaki
- 👤 Hideo Oda
- 👤 Takuzi Inoue
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-10 01:01
CPC Classifications
G; G06; G06F; G06F1/00; G06F1/16; G06F1/1613; G06F1/1633; G06F1/1656; F; F16; F16M; F16M11/00; F16M11/02; F16M11/04; F16M11/06; F16M11/10; G06F1/1615; G06F1/1616; G06F1/1662; G06F1/1669; G06F1/1675; G06F1/1679; G06F1/1683; F16M2200/00; F16M2200/02; F16M2200/021; F16M2200/024
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
333 words
A computer device with a display comprising: a body; a display rotatably mounted on the body; and a keyboard having input keys and removably mounted on the display so as to cover a display opening when the keyboard is rotated toward the display, the keyboard having a projection for attaching the keyboard to an edge of the display and a keyboard locking projection which can advance from and retreat beneath an edge surface of the keyboard, the display having a lower keyboard receiving face provided below the display opening to receive a lower edge surface of the keyboard, an upper keyboard receiving face provided above the display opening to receive an upper edge surface of the keyboard, the lower keyboard receiving face having a hole into which the keyboard projection can be inserted to allow rotation of the keyboard about the attaching projection and the upper keyboard receiving face having a hole which can be engaged by the keyboard locking projection, and an opening in the back side of the keyboard into which the keyboard locking projection can be inserted, and a port through which the keyboard locking projection may advance, the opening including: a guide which extends in advance and retreat direction of the keyboard locking projection, and an elastic stopping member which presses an operation portion of the keyboard locking projection towards the back face of the keyboard, wherein operation of the keyboard locking projection causes the locking projection to advance from and retreat into the surface of the keyboard through the keyboard port; wherein an elastic engagement sliding portion slidably engages with a top end face of the guide and the keyboard locking projection is removed by moving it towards the bottom of the keyboard; the stopping member and the keyboard locking projection having a locking engagement portion which is engaged with the keyboard locking projection at the time of advance and a locking release engagement portion which is engaged with the keyboard locking projection at the time of retreat.
Claim 2
Dependent Claim
333 words
A computer device with a display comprising: a body; a display rotatably mounted on the body; and a keyboard having input keys and removably mounted on the display so as to cover a display opening when the keyboard is rotated toward the display, the keyboard having a projection for attaching the keyboard to an edge of the display and a keyboard locking projection which can advance from and retreat beneath an edge surface of the keyboard, the display having a lower keyboard receiving face provided below the display opening to receive a lower edge surface of the keyboard, an upper keyboard receiving face provided above the display opening to receive an upper edge surface of the keyboard, the lower keyboard receiving face having a hole into which the keyboard projection can be inserted to allow rotation of the keyboard about the attaching projection and the upper keyboard receiving face having a hole which can be engaged by the keyboard locking projection, and an opening in the back side of the keyboard into which the keyboard locking projection can be inserted, and a port through which the keyboard locking projection may advance, the opening including: a guide which extends in advance and retreat direction of the keyboard locking projection, and an elastic stopping member which presses an operation portion of the keyboard locking projection towards the back face of the keyboard, wherein operation of the keyboard locking projection causes the locking projection to advance from and retreat into the surface of the keyboard through the keyboard port; wherein an elastic engagement sliding portion slidably engages with a top end face of the guide and the keyboard locking projection is removed by moving it towards the bottom of the keyboard; the stopping member and the keyboard locking projection having a locking engagement portion which is engaged with the keyboard locking projection at the time of advance and a locking release engagement portion which is engaged with the keyboard locking projection at the time of retreat.
Claim 3
Dependent Claim
79 words
A computer device with a display according to claim 1 wherein the back side of the display further includes at least one vent, the body further includes at least one vent formed on the front and back sides thereof respectively in approximate alignment with the vent on the display and wherein the body includes at least one cooling fan for directing air towards a back side body vent thereby simultaneously cooling internal cavities in both the body and display.
Claim 4
Dependent Claim
67 words
A computer device with a display according to claim 1 wherein one of the display and the body includes a projection and on the other includes a concave, the projection being engaged with the concave to permit controlled rotation of the display, and wherein one of the display and the body includes a guide projection and the other includes a guide concave for engaging the guide projection.
Claim 5
Dependent Claim
97 words
A computer device with a display according to claim 1 wherein the body includes a tilt unit for rotatably supporting the display on an upper body portion formed on a front body face, the tilt unit including: a display receiving member removably attached to the display, a hinge portion attached to an upper end of the display receiving member for rotatably connecting the display receiving member to the body, and a rotary support unit provided between the body and the display receiving member for holding the display at an optional angle of inclination about the hinge portion.
Claim 6
Dependent Claim
94 words
A computer device with a display according to claim 4 wherein the rotary support unit includes two stays and an inclination support unit, the ends of the two stays being rotatably connected to each other, the other end of one of the stays being rotatably connected to the display receiving member and the other end of the other stay being rotatably connected to the body, and the inclination support unit being attached to both stays at the rotatable connection to hold the display at an optional angle of inclination when the display is rotated.
Claim 7
Dependent Claim
42 words
A computer device with a display according to claim 1 further comprising: a key cord having one end connected to the keyboard and the other end connected to the body, and the keyboard includes a cord housing for housing the key cord.
References Cited (Backward Citations)
US3671065A
Cited
WO1984002025A1
Cited
JPS60158228A
Cited
US4704604A
Cited
GB2175749A
Cited
JPS6339734A
Cited
EP0273750A2
Cited
GB2200783A
Cited
US4960256A
Cited
US4980676A
Cited
US4980848A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1996-07-19 | 1997-01-18 | 1997-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2000-07-19 | 2001-01-18 | 2001-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2004-07-19 | 2005-01-18 | 2005-07-20 | $7700.00 | Window Closed / Lapsed |