US20050041381A1 - Portable electronic device with a sliding unit - Google Patents
Portable electronic device with a sliding unit Download PDFInfo
- Publication number
- US20050041381A1 US20050041381A1 US10/642,593 US64259303A US2005041381A1 US 20050041381 A1 US20050041381 A1 US 20050041381A1 US 64259303 A US64259303 A US 64259303A US 2005041381 A1 US2005041381 A1 US 2005041381A1
- Authority
- US
- United States
- Prior art keywords
- side walls
- sliding
- housing
- electronic device
- portable electronic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1633—Constructional details or arrangements of portable computers not specific to the type of enclosures covered by groups G06F1/1615 - G06F1/1626
- G06F1/1637—Details related to the display arrangement, including those related to the mounting of the display in the housing
- G06F1/1654—Details related to the display arrangement, including those related to the mounting of the display in the housing the display being detachable, e.g. for remote use
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1615—Constructional details or arrangements for portable computers with several enclosures having relative motions, each enclosure supporting at least one I/O or computing function
- G06F1/1616—Constructional details or arrangements for portable computers with several enclosures having relative motions, each enclosure supporting at least one I/O or computing function with folding flat displays, e.g. laptop computers or notebooks having a clamshell configuration, with body parts pivoting to an open position around an axis parallel to the plane they define in closed position
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1615—Constructional details or arrangements for portable computers with several enclosures having relative motions, each enclosure supporting at least one I/O or computing function
- G06F1/1624—Constructional details or arrangements for portable computers with several enclosures having relative motions, each enclosure supporting at least one I/O or computing function with sliding enclosures, e.g. sliding keyboard or display
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/1632—External expansion units, e.g. docking stations
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Casings For Electric Apparatus (AREA)
- Telephone Set Structure (AREA)
- Insertion, Bundling And Securing Of Wires For Electric Apparatuses (AREA)
Abstract
A portable electronic device includes a base module with a housing defining upper and lower sliding grooves at each of two opposite side walls of the housing, and a system module mounted slidably on the base module through a pair of sliding units. Each of the sliding units includes an upper rolling member that is received in the upper sliding groove and that is in rolling contact with a respective one of the side walls, and a lower rolling member that is received in the lower sliding groove and that is in rolling contact with a respective one of the side walls.
Description
- 1. Field of the Invention
- This invention relates to a portable electronic device with a system module slidably connected to an expansion base module through a sliding unit.
- 2. Description of the Related Art
-
FIGS. 1 and 2 illustrate a conventional portable computer disclosed in U.S. Pat. No. 5,548,478. The portable computer includes abase module 91 formed with a pair of oppositerail sliding grooves 911, and adisplay panel 92 that is mounted pivotally and slidably on thebase module 91 through a pair ofpivot pins 921 that respectively extend into therail sliding grooves 911. Thedisplay panel 92 is pivotable relative to thebase module 91 so as to lie on top of the base module 91 (as illustrated inFIG. 2 ) when thedisplay panel 92 is slid to a front end of thebase module 91. As such, the portable computer can serve as a tablet computer. - The conventional portable computer is disadvantageous in that the
display panel 92 tends to be tilted or unbalanced with respect to thebase module 91 during sliding on thebase module 91. As a consequence, sliding movement of thedisplay panel 92 is not smooth. Moreover, a relatively large friction between thepivot pins 921 and a housing of thebase module 91 occurs due to the aforesaid tilting problem, which can result in severe wearing of thepivot pins 921 and the housing of thebase module 91. - The whole disclosure of U.S. Pat. No. 5,548,478 is incorporated herein by reference.
- Therefore, the object of the present invention is to provide a portable electronic device that is capable of overcoming the aforesaid drawbacks of the prior art.
- According to the present invention, there is provided a portable electronic device that comprises: an expansion base module including a housing that has front and rear ends and opposite first and second side walls that extend between the front and rear ends in a longitudinal direction, each of the first and second side walls being formed with parallel upper and lower sliding grooves that extend in the longitudinal direction and that open toward each other in a transverse direction relative to the longitudinal direction; a system module mounted slidably on the expansion base module and having two opposite sides; and a pair of sliding units mounted slidably and respectively on the first and second side walls of the housing, respectively connected to the opposite sides of the system module, and slidable relative to the expansion base module in the longitudinal direction. Each of the sliding units includes a sliding seat, a first upper rolling member that is pivotally mounted on the sliding seat, that is disposed outwardly of the lower sliding groove in the respective one of the first and second side walls, that is received in the upper sliding groove in the respective one of the first and second side walls, and that is in rolling contact with the respective one of the first and second side walls, and a first lower rolling member that is pivotally mounted on the sliding seat, that is disposed outwardly of the upper sliding groove in the respective one of the first and second side walls, that is received in the lower sliding groove in the respective one of the first and second side walls, and that is in rolling contact with the respective one of the first and second side walls.
- In drawings which illustrate an embodiment of the invention,
-
FIG. 1 is a perspective view of a conventional portable computer with a display panel disposed in an upwardly inclined state relative to a base module; -
FIG. 2 is a perspective view of the portable computer ofFIG. 1 with the display panel disposed in a horizontal state relative to the base module; -
FIG. 3 is a perspective view of the preferred embodiment of a portable computer according to this invention; -
FIG. 4 is an enlarged view of an encircled portion found inFIG. 3 ; -
FIG. 5 is a perspective view of a sliding unit of the portable computer ofFIG. 3 ; -
FIG. 6 is a fragmentary front view of the portable computer ofFIG. 3 ; -
FIG. 7 is a fragmentary side view of the portable computer ofFIG. 3 ; -
FIG. 8 is a perspective view of the portable computer ofFIG. 3 with a system module slid to a front end of an expansion base module; -
FIG. 9 is a perspective view of the portable computer ofFIG. 3 with the system module pivoted to a horizontal position to lie on top of the expansion base module; and - FIGS. 10 to 12 are fragmentary front, side, and top views, respectively, to illustrate how a cable is routed between the expansion base module and the system module.
- This invention relates to a portable electronic device, such as a portable computer, a palm PC, a pocket PC, or a cellular phone.
- FIGS. 3 to 7 illustrate the preferred embodiment of a portable computer according to the present invention. The portable computer combines an
expansion base module 1 and asystem module 2, such as a liquid crystal display (LCD) panel, a touch input panel, or a slate computer (which normally includes a mother board, a CPU, a memory Unit, a display panel, a hard disc, a battery unit, and electronic components which allow the slate computer to function as a portable computer). - The
expansion base module 1 includes ahousing 3 that has front andrear ends second side walls 33 that extend between the front andrear ends second side walls 33 is formed with parallel upper and lowersliding grooves 361, 371 (seeFIG. 4 ) that extend in the longitudinal direction and that open toward each other in a transverse direction relative to the longitudinal direction. - The
system module 2 is mounted slidably on theexpansion base module 1 through a pair ofsliding units 6, and has twoopposite sides 21. - The
sliding units 6 are mounted slidably and respectively on the first andsecond side walls 33 of thehousing 3, are respectively connected to theopposite sides 21 of thesystem module 2, and are slidable relative to theexpansion base module 1 in the longitudinal direction. Each of thesliding units 6 includes a sliding seat 60 (seeFIG. 5 ), a first upper rollingmember 681 that is pivotally mounted on the slidingseat 60, that is disposed outwardly of the lowersliding groove 371 in the respective one of the first andsecond side walls 33 of the housing 3 (seeFIGS. 6 and 7 ), that is received in the uppersliding groove 361 in the respective one of the first andsecond side walls 33 of thehousing 3, and that is in rolling contact with the respective one of the first andsecond side walls 33 of thehousing 3, and a first lowerrolling member 691 that is pivotally mounted on the slidingseat 60, that is disposed outwardly of the uppersliding groove 361 in the respective one of the first andsecond side walls 33 of thehousing 3, that is received in the lower slidinggroove 371 in the respective one of the first andsecond side walls 33 of thehousing 3, and that is in rolling contact with the respective one of the first andsecond side walls 33 of thehousing 3. - Each of the first and
second side walls 33 of thehousing 3 is indented inwardly to form anelongated recess 39 that extends between the front andrear ends housing 3 and that is defined by a recess-definingwall 30. The recess-definingwall 30 has opposite upper andlower wall portions sliding grooves seat 6 is received in therecess 39 in the respective one of the first andsecond side walls 33 of thehousing 3. - Preferably, each of said sliding
units 6 further includes a second upper rollingmember 682 that is pivotally mounted on the slidingseat 60, that is disposed outwardly of the lowersliding groove 371 in the respective one of the first andsecond side walls 33 of thehousing 3, that is received in the uppersliding groove 361 in the respective one of the first andsecond side walls 33 of thehousing 3, that is aligned with the first upper rollingmember 681 in the longitudinal direction, and that is in rolling contact with the respective one of the first andsecond side walls 33 of thehousing 3, and a second lowerrolling member 692 that is pivotally mounted on the slidingseat 60, that is disposed outwardly of the uppersliding groove 361 in the respective one of the first andsecond side walls 33 of thehousing 3, that is received in the lowersliding groove 371 in the respective one of the first andsecond side walls 33 of thehousing 3, that is aligned with the first lowerrolling member 691 in the longitudinal direction, and that is in rolling contact with the respective one of the first andsecond side walls 33 of thehousing 3. - Preferably, the first and second upper rolling
members members member 681 is disposed adjacent to the second lower rollingmember 692 and that the second upper rollingmember 682 is disposed adjacent to the first lowerrolling member 691 so as to enhance stability of sliding movement of thesystem module 2 relative to theexpansion base module 1. - Preferably, each of the first and second upper rolling
members members - The
system module 2 is connected to thesliding units 6 through across bar 5 that defines a system-mounting groove 51 (seeFIG. 7 ) and that has two opposite sides. Thesystem module 2 has a lower end 22 (seeFIG. 3 ) that extends between theopposite sides 21 of thesystem module 2 and that is mounted in the system-mounting groove 51. Each of thesliding units 6 further includes ahinge hub 61 that is sidewisely disposed adjacent to a respective one of the opposite sides of thecross bar 5 and a respective one of the first andsecond side walls 33 of thehousing 3, and parallel upper andlower shafts 62, 63 (seeFIG. 6 ) that project therefrom. Each of the opposite sides of thecross bar 5 is pivoted to theupper shaft 62 of a respective one of thesliding units 6. Thelower shaft 63 of each of thesliding units 6 projects into therecess 39 in the respective one of the first andsecond side walls 33 of thehousing 3, and is connected to the slidingseat 6. - Referring to FIGS. 10 to 12, the portable electronic device of this invention further includes a
connector 71 mounted in thehousing 3 and disposed adjacent to one of the first andsecond side walls 33 of thehousing 3, and acable 72 that has afirst segment 721 electrically connected to theconnector 71 and extending therefrom along a first path into thehinge hub 61, asecond segment 722 extending from thefirst segment 721 along a second path into the system-mounting groove 51 in thecross bar 5, and athird segment 723 extending from thesecond segment 722 and connected to thesystem module 2. The first path includes afirst line 81 that extends from theconnector 71 in the longitudinal direction to therear end 32 of thehousing 3, and asecond line 82 that extends transversely from thefirst line 81 into thehinge hub 61. The second path includes afirst line 83 that extends from thesecond line 82 of the first path in the transverse direction to theupper shaft 62, and asecond line 84 that extends transversely from thefirst line 83 of the second path along theupper shaft 62 into the system-mounting groove 51. The first andthird segments cable 72 are in the form of a ribbon cable. Thesecond segment 722 of thecable 72 has a circular cross-section. - Referring further to
FIG. 3 , theexpansion base module 1 may include akeyboard 34, atouch pad 35, and peripheral components (not shown), such as a hard disc, CD-ROM, and battery. Thesystem module 2 may include a computer slate with anLCD display panel 41, a circuit board (not shown), a CPU (not shown), and a memory module (not shown). - With reference to
FIGS. 8 and 9 , the portable computer of this invention can be easily converted into a tablet computer by sliding thesystem module 2 to thefront end 31 of thehousing 3 of theexpansion base module 1 and subsequently pivoting thesystem module 2 about theupper shafts 62 of thesliding units 6 relative to theexpansion base module 1 to a horizontal position so as to lie on top of theexpansion base module 1. - With the inclusion of the first and second upper rolling
members rolling members sliding units 6 in the portable electronic device of this invention, and the corresponding upper and lowersliding grooves second side walls 33 of thehousing 3, the aforesaid drawbacks as encountered in the prior art can be eliminated. - With the invention thus explained, it is apparent that various modifications and variations can be made without departing from the spirit of the present invention.
Claims (8)
1. A portable electronic device comprising:
an expansion base module including a housing that has front and rear ends and opposite first and second side walls that extend between said front and rear ends in a longitudinal direction, each of said first and second side walls being formed with parallel upper and lower sliding grooves that extend in said longitudinal direction and that open toward each other in a transverse direction relative to said longitudinal direction;
a system module mounted slidably on said expansion base module and having two opposite sides; and
a pair of sliding units mounted slidably and respectively on said first and second side walls of said housing, respectively connected to said opposite sides of said system module, and slidable relative to said expansion base module in said longitudinal direction, each of said sliding units including a sliding seat, a first upper rolling member that is pivotally mounted on said sliding seat, that is disposed outwardly of said lower sliding groove in the respective one of said first and second side walls, that is received in said upper sliding groove in the respective one of said first and second side walls, and that is in rolling contact with the respective one of said first and second side walls, and a first lower rolling member that is pivotally mounted on said sliding seat, that is disposed outwardly of said upper sliding groove in the respective one of said first and second side walls, that is received in said lower sliding groove in the respective one of said first and second side walls, and that is in rolling contact with the respective one of said first and second side walls.
2. The portable electronic device of claim 1 , wherein each of said sliding units further includes a second upper rolling member that is pivotally mounted on said sliding seat, that is disposed outwardly of said lower sliding groove in the respective one of said first and second side walls, that is received in said upper sliding groove in the respective one of said first and second side walls, that is aligned with said first upper rolling member in said longitudinal direction, and that is in rolling contact with the respective one of said first and second side walls, and a second lower rolling member that is pivotally mounted on said sliding seat, that is disposed outwardly of said upper sliding groove in the respective one of said first and second side walls, that is received in said lower sliding groove in the respective one of said first and second side walls, that is aligned with said first lower rolling member in said longitudinal direction, and that is in rolling contact with the respective one of said first and second side walls.
3. The portable electronic device of claim 2 , wherein said first and second upper rolling members are disposed between said first and second lower rolling members.
4. The portable electronic device of claim 3 , wherein each of said first and second upper rolling members and said first and second lower rolling members is in the form of a roller bearing.
5. The portable electronic device of claim 1 , wherein each of said first and second side walls is indented inwardly to form an elongated recess that extends between said front and rear ends of said housing and that is defined by a recess-defining wall, said recess-defining wall having opposite upper and lower wall portions that are opposite to each other in said transverse direction and that are respectively formed with said upper and lower sliding grooves.
6. The portable electronic device of claim 5 , wherein said sliding seat is received in said recess in the respective one of said first and second side walls.
7. The portable electronic device of claim 1 , further comprising a cross bar that defines a system-mounting groove and that has two opposite sides, said system module having a lower end that extends between said opposite sides of said system module and that is mounted in said system-mounting groove, each of said sliding units further including a hinge hub that is sidewisely disposed adjacent to a respective one of said opposite sides of said cross bar and a respective one of said first and second side walls of said housing, and parallel upper and lower shafts that project therefrom, each of said opposite sides of said cross bar being pivoted to said upper shaft of a respective one of said sliding units, said lower shaft of each of said sliding units projecting into said recess in the respective one of said first and second side walls of said housing and being connected to said sliding seat.
8. The portable electronic device of claim 7 , further comprising a connector mounted in said housing and disposed adjacent to one of said first and second side walls, and a cable that has a first segment electrically connected to said connector and extending therefrom along a first path into said hinge hub, a second segment extending from said first segment along a second path into said system-mounting groove in said cross bar, and a third segment extending from said second segment and connected to said system module, said first path including a first line that extends from said connector in said longitudinal direction to said rear end of said housing, and a second line that extends transversely from said first line into said hinge hub, said second path including a first line that extends from said second line of said first path in said transverse direction to said upper shaft, and a second line that extends transversely from said first line of said second path along said upper shaft into said system-mounting groove, said first and third segments being in the form of a ribbon cable, said second segment having a circular cross-section.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/642,593 US6862171B1 (en) | 2003-08-19 | 2003-08-19 | Portable electronic device with a sliding unit |
TW093201211U TWM255430U (en) | 2003-08-19 | 2004-01-20 | Electronic equipment with sliding inclination-proof design |
CNB2004100637425A CN1271487C (en) | 2003-08-19 | 2004-07-07 | Electronic device with a slide deflection preventing design |
CNU2004200059666U CN2745099Y (en) | 2003-08-19 | 2004-07-07 | Electronic equipment with sliding and anti-tilting design |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/642,593 US6862171B1 (en) | 2003-08-19 | 2003-08-19 | Portable electronic device with a sliding unit |
Publications (2)
Publication Number | Publication Date |
---|---|
US20050041381A1 true US20050041381A1 (en) | 2005-02-24 |
US6862171B1 US6862171B1 (en) | 2005-03-01 |
Family
ID=34193672
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US10/642,593 Expired - Lifetime US6862171B1 (en) | 2003-08-19 | 2003-08-19 | Portable electronic device with a sliding unit |
Country Status (3)
Country | Link |
---|---|
US (1) | US6862171B1 (en) |
CN (2) | CN2745099Y (en) |
TW (1) | TWM255430U (en) |
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US20050117286A1 (en) * | 2003-10-23 | 2005-06-02 | Toru Karashima | Electronic device |
US20050243504A1 (en) * | 2004-05-03 | 2005-11-03 | Wong Hong W | Docking solution for a tablet notebook computer |
US7019964B1 (en) * | 2005-01-27 | 2006-03-28 | Acer Inc. | Portable electronic device |
US20090054114A1 (en) * | 2005-02-16 | 2009-02-26 | Nec Corporation | Portable terminal |
US20110143824A1 (en) * | 2009-12-14 | 2011-06-16 | Nokia Corporation | Apparatus comprising a joining part |
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US20130194736A1 (en) * | 2012-01-27 | 2013-08-01 | Fujitsu Frontech Limited | Information processing apparatus |
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US20140254081A1 (en) * | 2013-03-07 | 2014-09-11 | Hon Hai Precision Industry Co., Ltd. | Electronic device having slidable screen |
US9189015B2 (en) | 2012-09-04 | 2015-11-17 | Wistron Corporation | Computer apparatus |
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US20170142848A1 (en) * | 2015-11-13 | 2017-05-18 | Samsung Display Co., Ltd. | Foldable portable terminal device |
US20170223165A1 (en) * | 2009-02-27 | 2017-08-03 | Microsoft Technology Licensing, Llc | Protective shroud for handheld device |
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- 2004-07-07 CN CNU2004200059666U patent/CN2745099Y/en not_active Expired - Fee Related
- 2004-07-07 CN CNB2004100637425A patent/CN1271487C/en not_active Expired - Fee Related
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Also Published As
Publication number | Publication date |
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TWM255430U (en) | 2005-01-11 |
CN2745099Y (en) | 2005-12-07 |
CN1584776A (en) | 2005-02-23 |
CN1271487C (en) | 2006-08-23 |
US6862171B1 (en) | 2005-03-01 |
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