CN2736853Y

CN2736853Y - Computer integrated keyboard

Info

Publication number: CN2736853Y
Application number: CN 200420002062
Authority: CN
Inventors: 温浩
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-01-07
Filing date: 2004-01-06
Publication date: 2005-10-26
Anticipated expiration: 2014-01-06

Abstract

The utility model discloses a computer integrated keyboard, comprising a keyboard entry button positioned on the operation panel, a base seat, a mouse input device and a mouse input signal detection circuit. The mouse input device is positioned on the operation panel or at the side face of the keyboard, and the mouse input signal detection circuit receives the cursor selecting signal and the input signal of the mouse input device. The utility model also discloses a keyboard base, comprising a cursor directing device and a crust. The cursor directing device is positioned on the crust to detect the travel direction of the computer integrated keyboard. So as to control the direction of the mouse cursor on the screen. Because of adopting the scheme that the cursor directing device is positioned on the computer integrated keyboard or on the keyboard base, when the computer integrated keyboard is moved by hands, the travel direction of the computer integrated keyboard can be detected, so as to control the direction of the cursor to realize typewriting with hands as well as controlling the movement and the input of the cursor.

Description

The brain comprehensive keyboard

Technical field:

The utility model relates to a kind of robot calculator input device, relates in particular to a kind of computor-keyboard.

Background technology:

At present, as shown in figure 26, the input media that known robot calculator is main includes each class standard and non-standard keyboard and mechanical type, optical mouse etc.By keyboard input characters and numerical information, mouse input azimuth information.When computer operator's operating computer, though good typewriting technology is arranged, and in the software environment of typewriting, good operating speed is arranged; But, often needing to cooperate in the operation software environment ground that mouses move and grasp entering some, speed will obviously slow down.Many shortcuts in software help the quickening of operating speed, yet frequent switching is held mouse extracting object with the right hand, will reduce operating speed.At this moment the independent operation keyboard of left hand can appear, the situation of right hand mouse beacon.Keyboard at the both hands design, has the operation fingering of standard according to ergonomics.And single-hand operated keyboard has formed the fingering of various strange tool personal styles, and the long-term use meeting of the fingering of some distortion damages finger.Also have many people to change into and use right hand mouse beacon on screen, to grasp function key fully, yet this method can't break through this bottleneck of the speed of speeding operations, still distinguish the speed of supervisory keyboard and mouse less than the right-hand man.

The utility model content:

The purpose of this utility model is exactly in order to overcome the above problems, and proposes a kind of brain comprehensive keyboard, and this brain comprehensive keyboard has been realized mouse function again in the function that realizes common keyboard, thereby has improved the operation input speed, makes operation easier.

To achieve these goals, the utility model proposes a kind of brain comprehensive keyboard, comprise the keyboard load button, base, mouse input device and the mouse input signal detection circuit that are positioned on the guidance panel, mouse input device is positioned on the guidance panel or the keyboard side, and mouse input signal detection circuit receives the cursor of mouse input device and chooses signal and/or input signal.

To achieve these goals, the utility model also proposes a kind of keyboard pedestal, and it comprises cursor pointing device and housing, and described cursor pointing device is positioned on the housing, it is used to survey the moving direction of brain comprehensive keyboard, thus the orientation of cursor of mouse on the control screen.

Owing to adopted above scheme, cursor pointing device is positioned on the brain comprehensive keyboard or is positioned on the keyboard pedestal, when staff removable computer comprehensive keyboard, promptly may detect the moving direction of brain comprehensive keyboard, thereby the direction of control cursor realizes staff mobile and input of controllable cursor again in typewriting.

Description of drawings:

Fig. 1 is the utility model brain comprehensive keyboard synoptic diagram;

Fig. 2 is the utility model brain comprehensive keyboard A-A cross-sectional schematic;

Fig. 3 is the utility model brain comprehensive keyboard B-B cross-sectional schematic;

Fig. 4 is the local enlarged diagram of the utility model brain comprehensive keyboard C;

Fig. 5 a is the local enlarged diagram of the utility model brain comprehensive keyboard D;

Fig. 5 b is the local enlarged diagram of the utility model brain comprehensive keyboard variable condition;

Fig. 6 is the local enlarged diagram of the utility model brain comprehensive keyboard F;

Fig. 7 is that the utility model brain comprehensive keyboard moves synoptic diagram;

Fig. 8 is first kind of embodiment A of the tourelle-A cut-open view of the utility model brain comprehensive keyboard;

Fig. 9 is first kind of Embodiment B of the tourelle-B cut-open view of the utility model brain comprehensive keyboard;

Figure 10 is first kind of embodiment upward view of tourelle of the utility model brain comprehensive keyboard;

Figure 11 is second kind of embodiment A of the tourelle-A cut-open view of the utility model brain comprehensive keyboard;

Figure 12 is second kind of Embodiment B of the tourelle-B cut-open view of the utility model brain comprehensive keyboard;

Figure 13 is second kind of embodiment upward view of tourelle of the utility model brain comprehensive keyboard;

Figure 14 is the third embodiment A of the tourelle-A cut-open view of the utility model brain comprehensive keyboard;

Figure 15 is the third Embodiment B of the tourelle-B cut-open view of the utility model brain comprehensive keyboard;

Figure 16 is the third embodiment upward view of tourelle of the utility model brain comprehensive keyboard;

Figure 17 is second kind of embodiment synoptic diagram of the utility model brain comprehensive keyboard;

The 4th kind of embodiment synoptic diagram of Figure 18 tourelle;

The another kind of embodiment synoptic diagram of Figure 19 pedestal and tourelle;

The 5th kind of embodiment synoptic diagram of Figure 20 tourelle;

Second kind of embodiment synoptic diagram of Figure 21 the utility model brain comprehensive keyboard;

The 6th kind of embodiment synoptic diagram of Figure 22 tourelle;

The third embodiment synoptic diagram of Figure 23 the utility model brain comprehensive keyboard;

The 6th kind of embodiment schematic perspective view of Figure 24 tourelle;

The 6th kind of embodiment diagrammatic cross-section of Figure 25 tourelle;

Figure 26 is the keyboard and the mouse user mode synoptic diagram of current trend;

Figure 27 is wherein a kind of embodiment user mode of the utility model brain comprehensive keyboard synoptic diagram;

Wherein a kind of embodiment upward view of Figure 28 the utility model brain comprehensive keyboard;

Wherein a kind of embodiment contour structures synoptic diagram of Figure 29 the utility model brain comprehensive keyboard.

Embodiment:

Also in conjunction with the accompanying drawings the utility model is described in further detail below by specific embodiment.

Embodiment one: extremely shown in Figure 6 extremely shown in Figure 29 with Figure 27 as Fig. 1, a kind of brain comprehensive keyboard, comprise base 10 and the keyboard load button 9, mouse apparatus, tourelle and the pedestal 14 that are positioned on the guidance panel, mouse apparatus comprises mouse input device, mouse input signal detection circuit and cursor pointing device 8, and it has realized the function of various Genius mouses.Cursor pointing device 8 is positioned on the base 10 or pedestal 14 of brain comprehensive keyboard, is used to survey the moving direction of brain comprehensive keyboard, thus the orientation of cursor of mouse on the control screen.Be usually located at the middle part of base 10; Be used to survey the moving direction of brain comprehensive keyboard, thereby the orientation of cursor of mouse on the control screen, cursor pointing device 8 can be mechanical type or optical profile type screen cursor pointing device, mouse input device is positioned on the guidance panel or the keyboard side, and it can realize that cursor chooses the function of signal and/or input signal input.Tourelle is four, and they lay respectively on four bight 10a of keyboard base 10.Each tourelle comprises ball 7, and described ball 7 is embedded on four bight 10a of base.Be convenient to the slip of brain comprehensive keyboard like this, make slip freely.Extremely shown in Figure 10 as Fig. 8, a kind of embodiment for tourelle, it comprises top cover 19, second stage clip 20, inner cap 21, four little balls 22, big ball 7 and bottoms 23, described four little balls 22 are arranged in four roundlet spherical grooves of inner cap 21, described big ball 7 contacts with little ball 22, and bottom 23 is twisted on top cover 19, and big ball is fixed in the inner cap 21, second stage clip, 20, the second stage clips 20 are housed between top cover 19 inboards and inner cap 21 outsides push down inner cap 21.Pedestal 14 is positioned at base 10 bottoms, and base 10 can slide with respect to pedestal 14.In order ball can be maintained static, can select for use the ball 7 that has magnetic conductor, as: adopting kernel is iron shot and outerly be the structure of plastics covering; Described basal disc 14 has energising magnetosphere 16.As shown in Figure 6, pedestal 14 comprises thin plastic rubber surface 27, energising magnetosphere 16 and plastic cement base 28 successively, and pedestal has outer rim, and base 10 is positioned at pedestal 14, and base 10 can slide on the keyboard basal disc.Make the brain comprehensive keyboard like this on the desktop of injustice, also can operate; Make that in addition choosing of cursor of mouse is more smooth and easy, and the use of brain comprehensive keyboard is restricted.Also be provided with a power switch 15 (see figure 6)s on pedestal 14, described power switch 15 is in series with the power end of energising magnetosphere 16, and the power end of energising magnetosphere is connected to the power output end on the host computer.Certainly also can on keyboard or other position a trigger button be set, it links to each other with the communication port of host computer, and the power end of energising magnetosphere 16 is connected to the control port of host computer through power switch 15.When pressing trigger button, after host computer receives this signal, judge or send the ON/OFF signal in succession to described power switch 15, control its Push And Release.Certainly power switch also can radio remote control switch, and the both ends of power of energising magnetosphere links to each other with battery.Because the wireless signal that power switch is sent by main frame is controlled, therefore can not need line to connect.Described power switch 15 also can be selected the bipolarity switch for use, when toggle switch, can change the power positive cathode of input energising magnetosphere, thereby changes the polarity of energising magnetosphere.Also can increase a pair of polarity reversing switch, it is coupled to the positive-negative power end one or both ends of energising magnetosphere 16.Shown in Fig. 5 a and Fig. 5 b, be cursor pointing device 8, this mechanical type cursor pointing device comprises mechanical type displacement induction installation 25, induction ball 24, supports suction base 18, spring 17 and second top cover 26, induction ball 24 is positioned at the ball grooves on the pedestal 14, spring 17 withstands and supports suction base 18, and induction ball 24 is positioned at and supports on the suction base 18.Second top cover 26 is twisted on pedestal 14 and is covered induction ball 24, and induction ball 24 parts are exposed pedestal 14 surfaces.Mouse input device comprise in cursor selected key 2, enter key 1, cursor displacement button 4 and the cursor locking key 3 partly or entirely, cursor displacement button 4 also can be a 3D displacement button, promptly it becomes existing 3D mouse with other key combination.They are positioned on the guidance panel of brain comprehensive keyboard or the side; Mouse input signal detection circuit obtains part or all of input signal in cursor selected key 2, enter key 1, cursor displacement button 4 and the cursor locking key, and produces the relative trigger signal.Cursor selected key 2 can be positioned at edge, the lower-left 10b and/or the bottom right edge 10c of brain comprehensive keyboard, and enter key 1 is positioned at the left side edge 10d of brain comprehensive keyboard, and the enter key that is positioned at as required on the brain comprehensive keyboard also can be used as enter key 1; Cursor displacement button 4 is positioned at the lower limb at Master Keyboard 12 middle parts and the position of being convenient to slide.Added cursor locking key 3 at the lower limb of brain comprehensive keyboard and the next door of cursor selected key 2, press this key can lock-screen on cursor of mouse and make the cursor of mouse playback put in or place a certain position, as: when pressing locking key, the cursor of mouse locking, even when pressing the mouse release again, so cycling; And for example: when the time of pressing surpasses one second, promptly enter cursor of mouse locking preset state, moving cursor is pressed enter key again to the position that needs in this state, just can configure the cursor of mouse latched position, and leave cursor of mouse latched position set condition.When double hit twice, this cursor of mouse is orientable this position that locks in.Under first making state, cursor of mouse is locked in the centre position.These all can be set as required.Though can make the brain comprehensive keyboard in desktop or littler scope, move still locking that can be by this key like this and put in the cursor position of function control screen freely.In addition, also can adopt and the button on the keyboard is carried out self-defined or predefined mode be used as locking and use.As: defining F1, F2, F3, F4 respectively is that middle key, cursor directional lock key and lock-out state preset key are put in any locking key of cursor, cursor playback.And for example: also can increase by four buttons respectively on the keyboard operation panel, they are respectively: middle key, cursor directional lock key and lock-out state preset key are put in any locking key of cursor, cursor playback.Certainly also can only choose one or two or three or morely realize above-mentioned part or all of keypress function.Before and after also having added by the place of upside, Master Keyboard 12 promotes the wing 5; Front and back promote the wing 5 quantity and can freely choose, as are one or more.Added aileron 6 in brain comprehensive keyboard both sides, also can only add aileron 6 in a side; They are convenient to point the controlling computer comprehensive keyboard and move.What cursor selected key, enter key, cursor displacement button and cursor lock fixed key position were put chooses, and meets the principle of ergonomics, and makes the operational computations machine that continuity more be arranged, and improve the bulk velocity of operational computations machine greatly.Because the brain comprehensive keyboard is integrated keyboard and mouse, then transmission line 13 can be kept to one, and is divided into two interfaces in the end of transmission line, and keyboard and the mouse interface with computer is complementary respectively.Also can select the transmit port of USB interface for use, or keyboard is expanded, directly keyboard is defined as mouse load button 9, and still adopt original keyboard chord, so only need an interface to get final product as brain comprehensive keyboard transmission line 13.Certainly also can adopt the wireless connections mode to transmit.

In addition, for the cursor selected key, enter key, the position of cursor displacement button and cursor locking key, also can select other position for use, as with cursor selected key 2, enter key 1, cursor displacement button 4 and cursor locking key 3 be increased in the keyboard load button 9 or definition brain comprehensive keyboard in some or several keys as cursor selected key 2, enter key 1, cursor displacement button 4, cursor locking key 3, as: " Space " key is set to cursor selected key 2, with " F8 " or " F12 " as cursor locking key 3, and key is set to cursor displacement button 4 up and down, and cursor cursor displacement button 4 moves with key mode.It is also very easy to operate like this.Certainly the button 4 that also cursor can be shifted still places the lower limb at Master Keyboard 12 middle parts.

Present embodiment makes the function of existing keyboard on same application entity that mouse function be arranged again, thereby removes both hands blocked operation keyboard and mouse from, is able to the purpose that makes operating speed accelerate with unremitting while supervisory keyboard of two hands and mouse.

After adopting this keyboard, need make it support this keyboard to get final product to doing a few modifications on former keyboard driver or mouse driver and the hardware.Such as, increased a locking key 3 in an embodiment, then need in mouse input signal detection circuit, increase the detection functional module of locking key, this module is used to survey the state of locking key 3, mouse input signal detection circuit receives the signal that button sends, produce trigger pip to the set device, the set device is judged when receiving above-mentioned input signal and is discerned, and produce control signal corresponding to display card, thereby with the mouse on the screen during locking or playback are put arbitrarily or be locked in a certain position according to this signal.

Be set to cursor selected key 2 for the button on the computor-keyboard, enter key 1, cursor displacement button 4 and cursor locking key 3, then need to revise the software section in the host computer, when the combination of a certain keyboard load button 9 or a plurality of keyboard load buttons is set to cursor selected key 2, enter key 1, when cursor displacement button 4 and cursor locking key 3, combination results cursor by keyboard load button 9 or keyboard load button is chosen, input and cursor move, the cursor locking signal, be input to the signal response and the drive part of host computer, host computer is judged action or the corresponding order of back according to the corresponding command control cursor.The modification of above-mentioned software section is that the prior art personnel are easy to realize.

Tourelle also can adopt following scheme, as: to shown in Figure 13, tourelle comprises big ball 7, top cover 19 and bottom 23 as Figure 11, and bottom 23 is twisted on top cover, and big ball 7 is arranged in the inner chamber of top cover 19, and big ball is outwards outstanding to contact with basal disc.And for example: to shown in Figure 16, be also to comprise that with the foregoing description difference 22, four little balls 22 of four little balls are arranged in four spheroidal grooves of top cover as Figure 14, contact with big ball 7.

And for example: as shown in Figure 4, tourelle also can include only ball 7, and the spheroidal groove is arranged on base, and described ball is embedded in this spheroidal groove.

As shown in figure 18, provided another embodiment of tourelle, arranging successively on the pedestal has a plurality of balls 7, and the cursor pointing device position thereon.

For simplification device, also can be with the big ball on wherein one or more tourelles or little ball as the induction ball, and the rolling of mechanical type cursor induction installation or photo-electric cursor induction installation induction ball is set.

Embodiment two: as shown in figure 17, be that with embodiment one difference described cursor pointing device 8 is positioned on the pedestal 14, this pedestal 14 is square tiles structure independently.In use, it can be fixed on the desktop, or is embedded on the desktop.

Embodiment three: as shown in figure 19, be with embodiment two differences: this tourelle is positioned on four bight 10a of pedestal 14, and its concrete structure adopts shown in Fig. 5 a and Fig. 5 b, comprises spring 17, supports suction base and big ball.Roll in order to be beneficial to big ball, on the support suction base, one or more rotatable little balls or roller bearing are housed.The energising magnetosphere can be arranged on the base, and at this moment, big ball has magnetic conductor, and support suction base 18, spring 17 adopt non-magnet materials to make.When pressing power switch 15, energising magnetosphere 16 is connected, and big ball 7 is inhaled on base or sucked in the spacing hole on the base, makes base not removable.Energising magnetosphere 16 also can be arranged at the bottom of pedestal 14, and it is relative with support suction base 18, and at this moment, supporting on the suction base 18 has magnetic conductor, as: one deck iron plate is posted in the bottom.When energising magnetosphere 16 is connected, support suction base 18 and pedestal 14 adhesive mutually, big ball 17 falls into the ball grooves of pedestal 14.This moment, base 10 contacted with pedestal 14, the keyboard braking.Adopting this kind embodiment only to increase pedestal 14 on existing keyboard gets final product.Can make full use of existing keyboard like this.In the middle of the foregoing description, provided three kinds of different keyboard lockout devices, described keyboard lockout device is positioned on the pedestal 14 or on the base 10, and links to each other with tourelle.Be the embodiment of another keyboard lockout device below: described tourelle adopts as Fig. 8 to structure shown in Figure 10, the keyboard lockout device is a cover plate, shifting block is arranged on the cover plate, and cover plate can slide in the chute on bottom, and shifting block is positioned at the left and right sides side of the guidance panel of keyboard.When keyboard need be braked, stir shifting block, ball is pressed in top cover 19 or the inner cap 21, and cover plate covers ball 7, and keyboard can not move.

The keyboard lockout device also has an embodiment as follows: the keyboard lockout device comprises driving lever, swinging mounting and is positioned at back up pad on the base, the strip slide opening is arranged on swinging mounting and back up pad, swinging mounting is a cam structure, driving lever one end is arranged in the slide opening of back up pad, the other end is arranged in the slide opening on the swinging mounting, and when stirring driving lever backward, swinging mounting stretches out keyboard base, keyboard is lifted, and ball is not removable.When defeating keyboard or when stirring driving lever forward, the swinging mounting withdrawal, at this moment, big ball 7 can roll, in order to make the nonvoluntary slip of driving lever, can be at swinging mounting or/and be interrupted on the strip slide opening of back up pad have a little knuckle-tooth.

In the foregoing description, the example of not exhaustive keyboard lockout device, as also can top cover or in cover and be fixed with the energising magnet, and described ball is a magnetic conductor.When the energising of energising magnet, their phase adhesives are in the cavity in ball retraction inner cap or the top cover.This moment, keyboard was not removable.

Also can adopt tourelle to link to each other, tourelle be moved up and down or when rotating, tourelle can not roll with telescoping mechanism, thus the locking keyboard.Also can it can not be rolled ball, thereby make keyboard lockout.

In order to be easy to that existing keyboard is transformed into the brain comprehensive keyboard, can adopt following design: as Figure 20 and shown in Figure 21, comprise base 10, tourelle and pedestal 14, described tourelle comprises ball rack 29 and ball 7.Ball places on the ball rack, its relatively ball rack roll, as Figure 24 and shown in Figure 25, provided a kind of matching relationship of ball and ball rack, also can adopt structure shown in Figure 16 extremely certainly as Fig. 8, the top cover 19 and second top cover 26 then are fixed on the ball rack.In use, rolling frame 29 is fixed on the existing keyboard base, and general's pedestal 14 as shown in figure 19 is positioned over the bottom of tourelle.In addition, to shown in Figure 25, provided a kind of embodiment as Figure 22 again, described tourelle is four, and it comprises top cover 19 and ball 7, so on the existing keyboard base of this tourelle Pasting.When using, place the keyboard bottom to get final product pedestal 14 as shown in figure 19.

Claims

1. brain comprehensive keyboard, comprise the keyboard load button (9) and the base (10) that are positioned on the guidance panel, it is characterized in that: also comprise mouse input device and mouse input signal detection circuit, mouse input device is positioned on the guidance panel or the keyboard side, and mouse input signal detection circuit receives the cursor of mouse input device and chooses signal and/or input signal.

2. brain comprehensive keyboard as claimed in claim 1 is characterized in that: also comprise pedestal (14), described base (10) can slide with respect to pedestal (14).

3. brain comprehensive keyboard as claimed in claim 1 or 2 is characterized in that: also comprise one or more tourelles, described tourelle is positioned on keyboard base (10) or the pedestal (14).

4. brain comprehensive keyboard as claimed in claim 3 is characterized in that: described tourelle comprises ball (7), and described ball (7) is embedded on base (10) or the pedestal (14).

5. brain comprehensive keyboard as claimed in claim 4 is characterized in that: described tourelle is four, and they lay respectively at four bights (10a) of keyboard base or pedestal.

6. brain comprehensive keyboard as claimed in claim 1 or 2, it is characterized in that: also comprise cursor pointing device (8), described cursor pointing device (8) is positioned on the base (10) or pedestal (14) of brain comprehensive keyboard, be used to survey the moving direction of brain comprehensive keyboard, thus the orientation of cursor of mouse on the control screen.

7. brain comprehensive keyboard as claimed in claim 2 is characterized in that: also comprise the keyboard lockout device, it links to each other with tourelle, or is positioned on pedestal (14) or the base (10).

8. brain comprehensive keyboard as claimed in claim 7 is characterized in that: described ball (7) comprises magnetic conductor, on described basal disc (14) or the base (10) energising magnetosphere (16) is arranged.

9. brain comprehensive keyboard as claimed in claim 8 is characterized in that: also comprise power switch (15), described power switch (15) links to each other with the power end of energising magnetosphere (16).

10. brain comprehensive keyboard as claimed in claim 8 or 9, it is characterized in that: described power switch (15) is the bipolarity switch, or also comprises the bipolarity switch, it links to each other with the power end of energising magnetosphere (16).

11. brain comprehensive keyboard as claimed in claim 1 or 2, it is characterized in that: described mouse input device comprises cursor locking key (3), the cursor locking key is used to send the signal of locking cursor, the corresponding input signal that obtains the cursor locking key of mouse input signal detection circuit.

12. brain comprehensive keyboard as claimed in claim 11, it is characterized in that: described mouse input device also comprises cursor selected key (2), in enter key (1) and the cursor displacement button (4) partly or entirely, described cursor selected key (2) is positioned at the edge, lower-left (10b) and/or the bottom right edge (10c) of brain comprehensive keyboard, described enter key (1) is enter key and/or the left side edge (10d) that is positioned at the brain comprehensive keyboard, described cursor displacement button (4) is positioned at the lower limb at Master Keyboard (12) middle part and the position of being convenient to slide, described cursor locking key (3), be used to pin cursor, it is positioned at the lower limb of brain comprehensive keyboard and the next door of cursor selected key (2).

13. brain comprehensive keyboard as claimed in claim 11 is characterized in that: the combination of keyboard load button or keyboard load button is defined as in cursor selected key (2), enter key (1), cursor displacement button (4) and the cursor locking key (3) part or all of.

14. brain comprehensive keyboard as claimed in claim 11 is characterized in that: described cursor locking key comprises one or more, and this cursor locking key is that one or more in middle key and the directional lock key are put in any locking key, playback.

15. brain comprehensive keyboard as claimed in claim 1 or 2 is characterized in that: promote the wing (5) and/or aileron (6) before and after also comprising, front and back promote the wing (5) can be for one or more, and it is positioned at Master Keyboard (12), by the place of upside; Aileron (6) is positioned at brain comprehensive keyboard one or both sides, is convenient to point the controlling computer comprehensive keyboard and moves.

16. a keyboard pedestal is characterized in that: comprise cursor pointing device and housing, described cursor pointing device (8) is positioned on the housing, and it is used to survey the moving direction of brain comprehensive keyboard, thus the orientation of cursor of mouse on the control screen.

17. pedestal as claimed in claim 17 is characterized in that: also comprise the tourelle that keyboard is moved thereon, described tourelle is positioned on the housing.