US6781819B2
Expired / Lapsed
US
⏱️ 0.0 years remaining
Attachable/detachable keyboard apparatus of portable computer system
Assignee: LG Electronics Inc
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Filing: 2002-12-17
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Granted: 2004-08-24
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Expires: 2022-12-17
Abstract
Abstract An attachable/detachable keyboard apparatus is provided for a portable multi-type computer system. The keyboard apparatus can be secured to an upper surface of main body of the computer system and selectively enable users to input data when the computer (e.g., web pad) is turned on. The keyboard apparatus can be used for a portable multi-type computer with web pad function and notebook personal computer in view that the keyboard apparatus can be easily attached to or detached from the main body of the computer system, thereby helping users to carry the computer more conveniently.
Inventors
- 👤 Myeong Kyoo Yang
- 👤 Joung Sea Park
- 👤 Dong Joon Choi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:37
CPC Classifications
G; G06; G06F; G06F1/00; G06F1/16; G06F1/1613; G06F1/1615; G06F1/1616; G06F1/162; G06F1/1632; G06F1/1633; G06F1/1662; G06F1/1669; G06F1/1675; G06F1/1679; Y; Y10; Y10S; Y10S345/00; Y10S345/905
Claims Analysis
Total Claims: 26
Claim 1
Independent Claim
63 words
A system, comprising: a keyboard case; an input device exposed in an upper surface of the keyboard case; and a connector mounted on the keyboard case for connection to a portable computer, wherein the connector is configured to rotate between a first position and a second position, and wherein the input device is electronically disabled unless the connector is in the second position.
Claim 2
Independent Claim
63 words
A system, comprising: a keyboard case; an input device exposed in an upper surface of the keyboard case; and a connector mounted on the keyboard case for connection to a portable computer, wherein the connector is configured to rotate between a first position and a second position, and wherein the input device is electronically disabled unless the connector is in the second position.
Claim 3
Dependent Claim
26 words
The system of claim 1 , wherein the connector is configured to rotate in a plane substantially parallel with the upper surface of the keyboard case.
Claim 4
Independent Claim
153 words
A system, comprising: a keyboard case comprising a front case and a rear case that are coupled together to enclose a space therebetween; an input device exposed in an upper surface of the keyboard case; and a connector mounted on the keyboard case for connection to a portable computer, wherein the connector is configured to rotate between a first position and a second position, and wherein the input device is disabled unless the connector is in the second position, wherein the connector comprises: a rotating member that is configured to rotate a web pad at a designated angle around the keyboard case being installed on an upper portion of the keyboard case; a male connector for connection of the input device to transmit signals that are outputted from the input device; and a keyboard docking projection at one side of the rotating member configured to secure the keyboard case to the web pad.
Claim 5
Independent Claim
153 words
A system, comprising: a keyboard case comprising a front case and a rear case that are coupled together to enclose a space therebetween; an input device exposed in an upper surface of the keyboard case; and a connector mounted on the keyboard case for connection to a portable computer, wherein the connector is configured to rotate between a first position and a second position, and wherein the input device is disabled unless the connector is in the second position, wherein the connector comprises: a rotating member that is configured to rotate a web pad at a designated angle around the keyboard case being installed on an upper portion of the keyboard case; a male connector for connection of the input device to transmit signals that are outputted from the input device; and a keyboard docking projection at one side of the rotating member configured to secure the keyboard case to the web pad.
Claim 6
Dependent Claim
25 words
The system of claim 3 , wherein the keyboard docking projection is configured to connect with first and second different orientations to the web pad.
Claim 7
Independent Claim
101 words
A system, comprising: a keyboard case; an input device exposed in an upper surface of the keyboard case; and a connector mounted on the keyboard case for connection to a portable computer, wherein the connector is configured to rotate between a first position and a second position, and wherein the input device is disabled unless the connector is in the second position, wherein the connector comprises: a rotational disk that rotates around a fixed point relative to the upper surface of the keyboard case; and a hinge rigidly coupled to the rotational disk displaced a prescribed distanced from the fixed point.
Claim 8
Independent Claim
101 words
A system, comprising: a keyboard case; an input device exposed in an upper surface of the keyboard case; and a connector mounted on the keyboard case for connection to a portable computer, wherein the connector is configured to rotate between a first position and a second position, and wherein the input device is disabled unless the connector is in the second position, wherein the connector comprises: a rotational disk that rotates around a fixed point relative to the upper surface of the keyboard case; and a hinge rigidly coupled to the rotational disk displaced a prescribed distanced from the fixed point.
Claim 9
Independent Claim
104 words
A system, comprising: a keyboard case; an input device exposed in an upper surface of the keyboard case; and a connector mounted on the keyboard case for connection to a portable computer, wherein the connector is configured to rotate between a first position and a second position, and wherein the input device is disabled unless the connector is in the second position, wherein a sensor is configured to sense when the portable computer is coupled to the connector, wherein the first position is a closed position and a second position is an open position, and wherein the keypad is disabled based on the sensor.
Claim 10
Independent Claim
104 words
A system, comprising: a keyboard case; an input device exposed in an upper surface of the keyboard case; and a connector mounted on the keyboard case for connection to a portable computer, wherein the connector is configured to rotate between a first position and a second position, and wherein the input device is disabled unless the connector is in the second position, wherein a sensor is configured to sense when the portable computer is coupled to the connector, wherein the first position is a closed position and a second position is an open position, and wherein the keypad is disabled based on the sensor.
Claim 11
Dependent Claim
73 words
A keyboard apparatus, comprising: a keyboard case; an input device exposed in an upper surface of the keyboard case; a connector mounted on the keyboard case for detachable connection to a portable computer, wherein the connector comprises: a rotatable disk configured to rotate around a fixed point relative to the upper surface of the keyboard case; and a hinge rigidly coupled to the rotatable disk displaced a prescribed distanced from the fixed point.
Claim 12
Dependent Claim
73 words
A keyboard apparatus, comprising: a keyboard case; an input device exposed in an upper surface of the keyboard case; a connector mounted on the keyboard case for detachable connection to a portable computer, wherein the connector comprises: a rotatable disk configured to rotate around a fixed point relative to the upper surface of the keyboard case; and a hinge rigidly coupled to the rotatable disk displaced a prescribed distanced from the fixed point.
Claim 13
Dependent Claim
68 words
The keyboard apparatus of claim 7 , wherein the rotatable disk rotates between a first position and a second position, wherein the input device is disabled unless the rotational disk is in the second position, and wherein the connector is configured to align with an outer edge of the keyboard case in the first position and align with an edge of the input device in the second position.
Claim 14
Dependent Claim
86 words
The keyboard apparatus of claim 7 , wherein the rotatable disk comprises: an upper rotation guide member coupled below the upper surface of the keyboard case; a keyboard disk assembly that rotates along a guide rail formed on a rear surface of the upper rotation guide member; and a lower rotation guide member fastened to the upper rotation guide member with the keyboard disk assembly therebetween, wherein the lower rotation guide member includes a data input mode switch at a designated position on a front surface.
Claim 15
Dependent Claim
87 words
The keyboard apparatus of claim 9 , wherein the keyboard disk assembly comprises: a keyboard disk that rotates along the guide rail on the rear surface of the upper rotation guide member and includes a projection on a lower surface to selectively contact with the data input mode switch along the rotation between an open position and the closed position; a hinge frame that is fastened onto the keyboard disk; and a hinge assembly that rotates at a designated angle at one side of the hinge frame.
Claim 16
Dependent Claim
87 words
The keyboard apparatus of claim 10 , wherein the hinge assembly comprises: a first connector cover; a second connector cover that is set up at an opposite side to the first connector cover; a first and second hinges separated by a prescribed distance and disposed between the first connector cover and the second connector cover, wherein the first and second covers are securely coupled together; and a hinge cover that fastens the first and second hinges onto the hinge frame while covering the first and second hinges.
Claim 17
Dependent Claim
48 words
The keyboard apparatus of claim 10 , wherein the rotation of the connector causes the data input mode switch to convert the input device from a first mode to a second mode, wherein the input device is disabled in the first mode and enabled in the second mode.
Claim 18
Dependent Claim
93 words
A portable multi-type computer system, comprising: a web pad-type computer; and a keyboard apparatus that detachably connects to the web pad, wherein the keyboard apparatus comprises: a keyboard case having a front case and a rear case that are coupled together to enclose a space therebetween; a keypad exposed in an upper surface of the keyboard case; and a keyboard opening/closing apparatus mounted on the keyboard case that selectively rigidly attaches the web pad to the keyboard apparatus, wherein the keypad is disabled unless the keyboard opening/closing apparatus is in an open position.
Claim 19
Dependent Claim
93 words
A portable multi-type computer system, comprising: a web pad-type computer; and a keyboard apparatus that detachably connects to the web pad, wherein the keyboard apparatus comprises: a keyboard case having a front case and a rear case that are coupled together to enclose a space therebetween; a keypad exposed in an upper surface of the keyboard case; and a keyboard opening/closing apparatus mounted on the keyboard case that selectively rigidly attaches the web pad to the keyboard apparatus, wherein the keypad is disabled unless the keyboard opening/closing apparatus is in an open position.
Claim 20
Dependent Claim
55 words
The portable multi-type computer system of claim 13 , wherein the keyboard opening/closing apparatus comprises a rotating member that comprises: a rotational disk that rotates around a fixed point relative to the upper surface of the keyboard case; and a hinge rigidly coupled to the rotational disk displaced a prescribed distanced from the fixed point.
Claim 21
Dependent Claim
76 words
The portable multi-type computer system of claim 13 , wherein the keyboard opening/closing apparatus comprises a docking projection on one side of the keyboard opening/closing apparatus that secures the web pad to the keyboard opening/closing apparatus, wherein the web pad is rotatably attached by the docking projection to cover the keypad in a closed position with a first surface in a first orientation and to cover the keypad with a second surface in a second orientation.
Claim 22
Dependent Claim
58 words
The portable multi-type computer system of claim 15 , wherein the web pad has a touch sensitive display unit for viewing information processed by the web pad exposed in the first surface, and wherein the display unit can be used to operate the web pad in the second orientation when the keyboard apparatus is in a closed position.
Claim 23
Dependent Claim
47 words
The portable multi-type computer system of claim 16 , wherein the keypad is accessible in the open position and covered in the closed position, and a fastener locks the web pad to the keyboard apparatus in the both first and second orientation when in the closed position.
Claim 24
Dependent Claim
88 words
The portable multi-type computer system of claim 17 , wherein the rotational disk comprises: an upper rotation guide member coupled to a rear surface of the front case; a keyboard disk assembly that rotates along a guide rail formed on a rear surface of the upper rotation guide member; and a lower rotation guide member fastened to the upper rotation guide member with the keyboard disk assembly therebetween, wherein the lower rotation guide member includes a data input mode switch at a designated position on a front surface.
Claim 25
Dependent Claim
88 words
The portable multi-type computer system of claim 18 , wherein keyboard disk assembly comprises: a keyboard disk that rotates along the guide rail on the rear surface of the upper rotation guide member and includes a projection on a lower surface to selectively contact with the data input mode switch along the rotation between an open position and the closed position; a hinge frame that is fastened onto the keyboard disk; and a hinge assembly that rotates at a designated angle at one side of the hinge frame.
Claim 26
Dependent Claim
93 words
The portable multi-type computer system of claim 19 , wherein the hinge assembly comprises: a first connector cover; a second connector cover that is set up at an opposite side to the first connector cover; a first and second hinges separated by a prescribed distance and disposed between the first connector cover and the second connector cover, wherein the first and second covers are securely coupled together at both ends thereof; and a hinge cover that fastens the first and second hinges onto the hinge frame while covering the first and second hinges.
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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) | 2007-08-24 | 2008-02-23 | 2008-08-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2011-08-24 | 2012-02-23 | 2012-08-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2015-08-24 | 2016-02-23 | 2016-08-24 | $7700.00 | Window Closed / Lapsed |