CN2479576Y - Contact pad device of digital electronic product - Google Patents
Contact pad device of digital electronic product Download PDFInfo
- Publication number
- CN2479576Y CN2479576Y CN00268682U CN00268682U CN2479576Y CN 2479576 Y CN2479576 Y CN 2479576Y CN 00268682 U CN00268682 U CN 00268682U CN 00268682 U CN00268682 U CN 00268682U CN 2479576 Y CN2479576 Y CN 2479576Y
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- Prior art keywords
- contact mat
- described contact
- protrusion
- cursor
- switch bar
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Abstract
A contact pad which is mounted on a notebook computer comprises a contact pad, a prominence, and a switching button. A cursor arranged on a screen can be moved relatively to a coordinate mode by the contact pad with the assistance of finger touches of operators. The prominence is arranged below the contact pad, and the switching button which is mounted on a printed circuit board is arranged below the contact pad. When the contact pad is pressed down by the operator, the switching button is pressed by the prominence to start the circuit function of the printed circuit board, and the contact pad and the screen cursor are provided with a corresponding relation of an absolute coordinate. When the operator touches any point on the contact pad, the cursor of the screen is to jump to the corresponding position. Adopting the utility model, the operator can select to control the control mode between the contact pad and the screen cursor, thereby moving the cursor to the destination position at the pleasure of operators.
Description
The utility model is relevant with a kind of touch pad device that is installed on the electronic product, particularly about a kind of touch pad device that is installed on the notebook computer.
Along with the progress that electronics technology is maked rapid progress, based on pursuing the consideration of portability with practicality, present electronic product on the market generally all trends towards gently, book, weak point, little, to meet the life style of modern society.Wherein, notebook computer is exactly a very typical example, other is as portable scanner and portable radio-tape recorder, even at present very popular electronic notebook (Personal Digital Assistant, PDA) or electronic dictionary etc. all owing to it has the power of handling a large amount of digital informations, and be subjected to liking and widespread use of society.
Please refer to Fig. 1, described figure has shown present widely used notebook computer 10.This notebook computer 10 has and is connected in the partly loam cake 12 at 18 edges of main frame, has screen 14 on this loam cake 12, partly then has keyboard partly 16 on 18 surfaces at main frame, waits operation so that import, and the realization operating function.It should be noted that in order to satisfy notebook computer to be beneficial to the characteristic of carrying, the employed related accessories of conventional desktop computer as keyboard, mouse or data-carrier store all by rights, is installed in the notebook computer.For example, general notebook computer 10 often uses the mode of contact mat 20, replaces mouse and reaches the purpose of cursor on the control screen.
Yet, for getting used to using the people of desktop computer, when using notebook computer, tend to touch with finger contact mat 20 come the mode of moving screen cursor not feel well should.Main cause is that the ratio between the displacement of operator's finger displacement and onscreen cursor differs very big.Promptly with the cursor on the contact mat 20 control screens 14 time, its sensitivity is quite big.When desiring to make cursor to move a less segment distance on screen 14, operator's finger only can be touched contact mat 20 and move slightly, otherwise tends to make screen cursor to move too much.Yet, if in order to make the operator can arbitrary control screen cursor, and the sensitivity of screen cursor is reduced (also soon contact mat is turned down with the corresponding ratio of screen cursor), then the operator desire to make screen cursor move more greatly apart from the time, often need touch contact mat 20 and move around with finger again and just can make for several times cursor arrive target.Even got used to using under the situation of notebook computer the operator, this kind is pure to use the operator to touch contact mat 20 and sliding distance, drive the relational coordinate mode that screen cursor moves respective distances with fixed proportion again, still can cause the inconvenience of certain degree.
Fundamental purpose of the present utility model is to provide a kind of touch pad device that can the absolute coordinates mode, when the operator presses contact mat, can be according to the position of pushing, and be about to screen cursor and skip on the corresponding position for thirty years of age.
Another purpose of the present utility model is to provide a kind of touch pad device that can change corresponding relation between contact mat and screen cursor by the face contact pad.
The utility model provides the touch pad device that is installed on the notebook computer, by the operator with the finger touches contact mat, can absolute coordinates mode or relational coordinate mode, come the cursor on the moving screen.Described touch pad device comprises a contact mat, and described this contact mat is connected to the notebook computer motherboard with a bus; One flat board is positioned at the contact mat below in order to the carrying contact mat; On the lower surface of flat board, have a protrusion, and have four open wedge at plate edge; One window type lid is installed in the contact mat top and exposes the upper surface of contact mat; Described window type lid edge has four wedge shape hooks blocking four wedge type openings respectively, and contact mat is fixed between window type lid and flat board; One switch bar is installed on the printed circuit board (PCB), and is positioned at dull and stereotyped below, and this switch bar is just in time aimed at the protrusion of dull and stereotyped lower surface; When contact mat is under pressure and when descending, this flat board is also along with decline, and makes protrusion push switch bar and start the function of circuit on the described printed circuit board (PCB).
According to the elastic recovery device that also is equiped with on the other hand of the present utility model in dull and stereotyped below.
Adopt touch pad device of the present utility model can make on the contact mat touch a little with screen on the corresponding relation of cursor with absolute coordinates, promptly when on the touching contact mat during any point, the cursor on the screen can skip on the corresponding position; Owing to be equiped with an elastic recovery device in dull and stereotyped below, when the contact mat pressure disappears, elastic recovery device can upwards hold up flat board, thereby make protrusion leave switch bar, and stop the function of circuit on the printed circuit board (PCB), make on the contact mat touch a little with screen on the corresponding relation of cursor with relational coordinate, promptly, when the touching contact mat and when mobile, the cursor on the screen can relatively move.Therefore, when adopting the utility model can make the operator control screen cursor by touching contact mat, indiscriminately ad. as one wishes moving cursor is to destination locations.
By detailed description below in conjunction with accompanying drawing, can clearer understanding the purpose of this utility model, characteristics and advantage, wherein:
The installation drawing of Fig. 1 demonstration and preceding widely used notebook computer;
Fig. 2 shows that the end of contact mat shown in the figure is depressed, and does not push the switch bar that is positioned on the circuit board according to the touch pad device sectional view on the be installed in notebook computer of the utility model one preferred embodiment;
Fig. 3 is presented at and contact mat is not depressed and when pushing switch bar, and onscreen cursor is touched the mode of contact mat according to operator's finger and the situation that moves with relational coordinate;
Fig. 4 shows the touch pad device sectional view on the be installed in notebook computer of the utility model one preferred embodiment, and contact mat shown in the figure is pressed down and pushes the situation of switch bar;
Fig. 5 is presented at and contact mat is depressed and when pushing switch bar, and onscreen cursor is touched the mode of contact mat according to operator's finger and the situation that moves with absolute coordinates;
Fig. 6 A and 6B show the three-dimensional exploded view that is installed in the touch pad device on the notebook computer according to another preferred embodiment of the utility model; And
Fig. 7 is the sectional view that is installed in the touch pad device on the notebook computer that shows another preferred embodiment of the utility model.
The utility model provides a kind of touch pad device, and the control mode of changeable screen cursor is come the moving screen cursor with absolute coordinates or relational coordinate.By installing one protrusion below contact mat, when the operator presses down contact mat, can make protrusion push switch bar and start the function of circuit on the printed circuit board (PCB), control screen cursor and be converted in the mode of absolute coordinates.Relevant of the present utility model be described in detail as follows described.
At first, please refer to Fig. 2, described figure shows the touch pad device on the notebook computer of being installed in of the utility model one preferred embodiment.Wherein, contact mat 20 is installed on the notebook computer main frame shell 19 partly (seeing also Fig. 1) with mosaic mode.This contact mat 20 as described, is to control cursor on the screen in the mode of relational coordinate, promptly by the operator with finger in contact mat 20 upper surface slide, the cursor on the screen is moved with the ratio of being relatively fixed.It should be noted that at this contact mat 20 lower surfaces, installed a protrusion 21 additional, so that when operator presses contact mat 20, the relation between changeable and control contact mat 20 and screen.Be provided with a printed circuit board (PCB) 22 in addition, it is installed in the below of this contact mat 20.This printed circuit board (PCB) 22 is mainly used in the control relation of switching between contact mat 20 and screen cursor, and it can be switched between relational coordinate and absolute coordinates mode.It should be noted that on this printed circuit board (PCB) 22 installing one switch bar 24 on the position of the protrusion 21 of aligning contact mat 20.When contact mat 20 persons of being operated depressed, protrusion 21 was pushed switch bar 24, and started the function of circuit on the printed circuit board (PCB) 22, made between contact mat and screen cursor, had the corresponding relation of absolute coordinates.Otherwise then as shown in Figure 2, as operator not during face contact pad 20, its lower convexity thing 21 can't be pushed switch bar 24, between this moment contact mat and screen cursor, and the corresponding relation that then has relational coordinate.
Please refer to Fig. 3, shown among this figure between contact mat 20 and screen cursor, the situation of controlling in the relational coordinate mode.When operator's finger was touched contact mat 20 and slid into a some B by an A, the cursor on the screen can carry out relative moving with suitable ratio, for example moves to a B ' from an A '.At this moment, when operator finger is removed contact mat 20, and when touching contact mat 20 again and sliding into a some D, be positioned at cursor on the screen can move to a D ' from a B ' with suitable ratio position by a C.In other words, when the operator desires once again the moving screen cursor, can touch contact mat 20 again, make screen cursor move to required destination by a D '.
Yet, as shown in Figure 4, when operator's desire is changed the screen cursor move mode, by relational coordinate during to the absolute coordinates mode, light press contacts pad 20 then, by contact mat 20 is descended, and make the protrusion 21 below it push the switch bar 24 that is positioned on the printed circuit board (PCB) 22, thereby start the function of circuit on this printed circuit board (PCB) 22.At this moment, 20 control modes that will have absolute coordinates of screen cursor and contact mat, promptly when the operator touched any point on the contact mat, cursor can skip to position corresponding on the screen immediately.As shown in Figure 5, when the operator when depressing contact mat 20, finger be touching when the some E in contact mat 20 upper left corners, screen cursor can skip to the corresponding some E ' in screen 14 upper left corners immediately and locate.When the operator desires the moving screen cursor to the some F ' in screen 14 upper right corner, then can be when depressing contact mat 20, finger touches can be reached purpose in the upper right angle point F of contact mat 20.Same, no matter screen cursor is on screen 14 during any position, as long as the central point G of face contact pad 20, the point G ' that all can make screen cursor skip to center Screen at once locates, promptly when controlling screen cursor in the absolute coordinates mode, any position on the screen all can correspond to same position on the contact mat 20, and reach the demand of moving screen cursor to the destination easily.
Then, please refer to Fig. 6 A, this figure is the three-dimensional exploded view that is installed in the touch pad device on the notebook computer 10 that shows according to embodiment that the utility model provides.Described touch pad device comprises described contact mat 20, and contact mat 20 has a bus 44 in order to be connected to the motherboard of notebook computer 10.One flat board 46 is set in order to carrying contact mat 20 below contact mat 20; Four open wedge 48 on dull and stereotyped 46 edge, have been formed respectively in order to fixing contact mat 20.It should be noted that shown in Fig. 6 B to have a protrusion 21 so that the operator is used for the mode of switching controls screen cursor at the lower surface of this flat board 46.
Still please refer to Fig. 6 A, be provided with above the contact mat 20 window type lid 40 in order to the edge part that is covered in contact mat 20 on and expose the upper surface of contact mat 20.This window type covers 40 edges and has four wedge shape hooks 42, corresponds to four wedge type openings 48 of dull and stereotyped 46 respectively.When both fasten, contact mat 20 can be fixed between window type lid 40 and flat board 46.In addition, an elastic recovery device 50 is installed in dull and stereotyped 46 belows, and when disappearing with convenient contact mat 20 pressures, elastic recovery device 50 can upwards hold up dull and stereotyped 46, and makes protrusion 21 leave switch bar 24, and stops the function of circuit on the printed circuit board (PCB) 22.And make on the contact mat 20 touch a little with screen on cursor return back to the corresponding relation of relational coordinate.In a preferred embodiment, can use the bridge architecture as shown in Fig. 6 A to be used as described elastic recovery device 50.Wherein, this bridge architecture has comprised two book plates 52 intersected with each other, and is fixed by the spring stack 54 by these two book plates 52.
Like this, can assemble the touch pad device that obtains as shown in Figure 7.Wherein, can be installed on the main frame shell 19 partly of notebook computer 10 by window type lid 40 and dull and stereotyped 46 contact mats that coated 20.And the bus 44 of described connection contact mat 20, but the space of self-balancing front edge of board pull out, and be connected to the motherboard of notebook computer 10.Dull and stereotyped 46 and 22 of printed circuit board (PCB)s, then installed the elastic recovery device 50 of described bridge architecture.When the operator desires to control screen cursor with absolute coordinates, contact mat 20 can be pressed down, and make the protrusion 21 of dull and stereotyped 46 belows be pressed into switch bar 24, and start the function of circuit on the printed circuit board (PCB) 22.Relatively, when the operator moved to desired position with screen cursor, when it unclasped contact mat 20, spring stack 54 can will make bridge architecture rebound original shape and make dull and stereotyped 46 to move up, and makes protrusion 21 leave switch bar 24.So, when the operator does not press down contact mat 20, and touch thereon and when sliding with finger, screen cursor will be once again moves in the mode of relational coordinate.
Thus, by contact mat being pressed down or unclasps the control mode of controlling between contact mat and screen cursor, can increase substantially the ability that the operator uses contact mat control screen cursor.Operator for uncomfortable use notebook computer, because can be by contact mat is pressed down, and employing absolute coordinates mode is come the cursor on the moving screen, can be to the screen behind the general position at moving cursor, unclasp contact mat again, and employing relational coordinate mode is come the cursor on the moving screen.Particularly, owing to can the absolute coordinates mode cursor be jumped directly to desired position, when the ratio of structure relational coordinate, can reduce the proportionate relationship between contact mat and screen cursor, can reduce the sensitivity of screen cursor, and make the operator when touching contact mat and control screen cursor, can more arbitrary moving screen cursor to the destination.In addition, what specify is in embodiment of the present utility model, to be used as explanation though only enumerated notebook computer.But should know that concerning person skilled in the art person this slide mechanism can be applicable on any digitalized electron product.For example can be applicable to electronic notebook, e-dictionary or the like product.
Though the utility model with the preferred embodiments explanation as above; but this preferred embodiment is not in order to limit the utility model; the people who is familiar with this art also can make various modifications under the prerequisite that does not break away from spirit of the present utility model Yu in scope of the present utility model, and these all should be included in the protection domain of the present utility model.
Claims (9)
1. a touch pad device that is installed on the electronic product that is used for handling digitalized data is characterized in that, which comprises at least:
One contact mat is positioned on the described electronic product, and by the described contact mat of operator's finger touches and move thereon and make screen cursor carry out corresponding moving in the relational coordinate mode: described contact mat lower surface has a protrusion; And
One switch bar, it is installed on the printed circuit board (PCB) and is positioned at described contact mat below; Described switch bar is aimed at the protrusion of described contact mat, and when the described contact mat person of being operated depressed, described protrusion was pushed described switch bar, and started the function of circuit on the described printed circuit board (PCB).
2. device as claimed in claim 1 is characterized in that, described contact mat also has a bus, being connected to the motherboard of described electronic product, and the operator with the described contact mat of finger touches and when sliding, described screen cursor is moved.
3. device as claimed in claim 1 is characterized in that described protrusion is connected in the lower surface of a flat board, the described contact mat of described dull and stereotyped carrying, and its edge has open wedge.
4. device as claimed in claim 1 is characterized in that, also has window type lid above described contact mat, in order to coat and to fix described contact mat and expose described contact mat upper surface; Described window type lid edge has the wedge shape hook blocking the wedge type opening of described flat board, and described contact mat is fixed between described window type lid and described flat board.
5. device as claimed in claim 1, it is characterized in that, also comprise an elastic recovery device, it is installed in described contact mat below, when described contact mat pressure disappears, described elastic recovery device upwards holds up described contact mat, and makes described protrusion leave described switch bar to stop the function of circuit on the described printed circuit board (PCB).
6. device as claimed in claim 1 is characterized in that, described digitalized electron product comprises notebook computer.
7. device as claimed in claim 1 is characterized in that, described digitalized electron product comprises the personal electric memo pad.
8. device as claimed in claim 1 is characterized in that, described digitalized electron product comprises e-dictionary.
9. a touch pad device that is installed on the electronic product that is used for handling digitalized data is characterized in that, which comprises at least:
One contact mat, it has a bus being connected to the motherboard of described electronic product, when the operator with the described contact mat of finger touches and when mobile, screen cursor is moved in the relational coordinate mode;
One flat board, it carries described contact mat, and described dull and stereotyped lower surface also has a protrusion, and described plate edge has open wedge;
One window type lid, it is coated on described contact mat top and exposes described contact mat upper surface, in order to install and to fix described contact mat on described electronic product, described window type lid edge has the wedge shape hook and fixes described contact mat to block described open wedge between described window type lid and described flat board;
One switch bar, be installed on the printed circuit board (PCB) and be positioned at described dull and stereotyped below, described switch bar is aimed at the described protrusion of described dull and stereotyped lower surface, when the described contact mat person of being operated depresses, described flat board also can with decline, and make described protrusion push described switch bar, and start the function of circuit on the described printed circuit board (PCB); And
One elastic recovery device, it is installed in described dull and stereotyped below, and when described contact mat pressure disappeared, described elastic recovery device can upwards hold up described flat board, and make described protrusion leave described switch bar, and stop the function of circuit on the described printed circuit board (PCB).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN00268682U CN2479576Y (en) | 2000-12-22 | 2000-12-22 | Contact pad device of digital electronic product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN00268682U CN2479576Y (en) | 2000-12-22 | 2000-12-22 | Contact pad device of digital electronic product |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2479576Y true CN2479576Y (en) | 2002-02-27 |
Family
ID=33622209
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN00268682U Expired - Fee Related CN2479576Y (en) | 2000-12-22 | 2000-12-22 | Contact pad device of digital electronic product |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2479576Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101498983B (en) * | 2008-02-02 | 2011-11-02 | 怡利电子工业股份有限公司 | Control method for cursor of touch control panel |
-
2000
- 2000-12-22 CN CN00268682U patent/CN2479576Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101498983B (en) * | 2008-02-02 | 2011-11-02 | 怡利电子工业股份有限公司 | Control method for cursor of touch control panel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |