CN102243930A - Structure for improving touch feeling of key - Google Patents

Abstract

A key touch improvement structure is characterized in that a key is arranged in an opening of a shell, a circuit board is arranged in the shell, two switches are arranged on the circuit board at intervals corresponding to the opening, a convex part protruding downwards is arranged in the middle section of the key, the convex part supports the position, between the two switches, of the circuit board, and the convex part is of a hollow structure. Therefore, the convex part in the hollow structure shape has elastic deformation capacity, so that when the fingers of a user press the middle section of the key, the convex part can be stressed to elastically deform, and the fingers of the user can obtain feedback touch feeling.

Description

The button sense of touch is improved structure

Technical field

The present invention relates to a kind of press-key structure, be meant that especially a kind of button sense of touch that cooperates the Trackpad setting and have a good sense of touch in notebook computer improves structure.

Background technology

General common portable electronic devices as notebook computer, personal digital assistant (PDA) etc., in order to allow the user conveniently operate, all can be provided with Trackpad (Touchpad) usually, allows the user can operate this portable electronic devices like a cork.

See also Fig. 1, the outside drawing of its existing notebook computer.Concerningnotebook computer 9, common meeting be provided with aTrackpad 92 at the rear ofkeyboard 91 and the one group ofbutton 93 of arranging in pairs or groups is operated for the user, to replace the instrument that mouse is used as Operational Note type computer.

And the structure of thisbutton 93 as shown in Figure 2, thisbutton 93 generally is long rectangle, and one protuberance that protrudes out 931 is arranged downwards at thesebutton 93 stage casing masks, to support by thisprotuberance 931 on thecircuit board 94 ofhousing 90 inside that are arranged onnotebook computer 9, and thesebutton 93 end face central authorities have agroove 932, make thisbutton 93 be divided into left button,right button 93L, 93R, and thiscircuit board 94 is respectively equipped with aswitch 95,96 corresponding to this left-right key 93L, 93R by thisgroove 932.

When theleft button 93L of user'spressing keys 93,button 93 is beat and triggerswitch 95 left, and when theright button 93R of user'spressing keys 93, andbutton 93 is understood to the right beat and triggerswitch 96.

See also Fig. 3, it is the sectional structure schematic diagram of the protuberance of button.Because the solid construction that protuberance 931 andbutton 93 are formed in one, andprotuberance 931 is to support oncircuit board 94, therefore when the position of user's finger presses be when dropping onbutton 93 stage casings and being adjacent to the position of thisgroove 932, thisbutton 93 will can not produce the stroke of any beat, this will make user's finger can not get the sense of touch of feedback, andbutton 93 can not triggerarbitrary switch 95,96, in other words, it is the zone that does not have sense of touch and do not have function that thesebutton 93 stage casings have in the scope of a segment length, therefore this can influence user's operating experience, the structure of button is had in addition improved necessity again.

Summary of the invention

In view of this, main purpose of the present invention is to solve the above problems and provides a kind of Trackpad button sense of touch to improve structure, is designed to hollow structure by the protuberance with button, makes the button stage casing have elasticity and can reach the effect of improving sense of touch.

In order to achieve the above object, button sense of touch of the present invention is improved structure and is comprised: a housing, it has an opening, this enclosure interior has a circuit board, and on this circuit board to being interval with two switches by opening; One button is arranged at the opening part of this housing, and this button stage casing has a protuberance that protrudes out downwards, this protuberance is supported in the position of this circuit board between this two switch, and this protuberance is the version of hollow.

Owing to protuberance of the present invention has the form that perforation forms hollow structure, therefore the ability that has strain, when user's finger presses during in the middle section position of this button, protuberance can be stressed and strain, and then allow user's finger obtain the sense of touch of feedback.

In a preferred embodiment, this protuberance has a perforation corresponding to this protuberance profile, makes this protuberance form the structure of hollow.

In a preferred embodiment, it is trapezoidal that this protuberance slightly is, and it is trapezoidal that this perforation also is.

In a preferred embodiment, this button has a groove with respect to the one side central authorities of this protuberance, make this button be divided into a left button and a right button of symmetry by this groove area, and this left button and this right button corresponds respectively to a switch wherein.

In a preferred embodiment, the one side central authorities of contiguous this circuit board of this protuberance have a projection, and are supported in this circuit board by this projection.

In a preferred embodiment, the cross section of this projection is less than this protuberance, in order to do the area that contacts with this circuit board with minimizing.

In a preferred embodiment, this button generally is long rectangle.

In a preferred embodiment, this housing is the housing of notebook computer, and this opening is provided with corresponding to the Trackpad of notebook computer.

The present invention is designed to hollow structure by the protuberance with button, makes the button stage casing have elasticity and can reach the effect of improving sense of touch.

Below in execution mode, be described in detail detailed features of the present invention and advantage, its content is enough to make any related art techniques person of haveing the knack of to understand technology contents of the present invention and implements according to this, and according to the disclosed content of this specification, claim and diagram, any related art techniques person of haveing the knack of can understand purpose and the advantage that the present invention is correlated with easily.

Description of drawings

Fig. 1 is the outside drawing of existing notebook computer;

Fig. 2 is the structural representation of button;

Fig. 3 is the sectional structure schematic diagram of the protuberance of button;

Fig. 4 is a three-dimensional exploded view of the present invention;

Fig. 5 is a sectional structure schematic diagram of the present invention; And

Fig. 6 is the sectional structure schematic diagram of protuberance of the present invention.

Description of reference numerals

Notebook computer 1;Housing 10;Keyboard 11;Trackpad 12;Opening 13;Circuit board 14;Switch 15,16;Button 2;Protuberance 21;Projection 22;Perforation 23;Groove 24;Left button 25;Right button 26;Notebook computer 9;Keyboard 91; Trackpad 92;Button 93;Protuberance 931; Groove 932;Left button 93L;Right button 93R;Circuit board 94; Switch 95,96.

Embodiment

Now cooperate and graphic preferred embodiment of the present invention is described in detail as follows.

Please refer to Fig. 4-6, Fig. 4 is a three-dimensional exploded view of the present invention; Fig. 5 is a sectional structure schematic diagram of the present invention; Fig. 6 is the sectional structure schematic diagram of protuberance of the present invention.

Button sense of touch of the present invention is improved structure and is implemented in the notebook computer.Thehousing 10 ofnotebook computer 1 is provided with akeyboard 11, a Trackpad 12 is set atkeyboard 11 rears and arranges in pairs or groups abutton 2 confession user operations, thishousing 10 is provided with anopening 13 and is provided with for thisbutton 2 in these Trackpad 12 rears, and thesehousing 10 inside have acircuit board 14, and on thiscircuit board 14 to being interval with twoswitches 15,16 by opening 13.

Thisbutton 2 generally is long rectangle, has a protuberance that protrudes out 21 downwards in this stage casing,button 2 bottom surface, the one side central authorities of contiguous thiscircuit board 14 of this protuberance have aprojection 22, the cross section of thisprojection 22 is less than thisprotuberance 21, and support in the position of thiscircuit board 14 between this twoswitch 15,16 by thisprojection 22, to reduce the area contact with thiscircuit board 14, allowbutton 2 easier beats.

And thisprotuberance 21 slightly is trapezoidal, and thisprotuberance 21 has corresponding to one of thisprotuberance 21 profiles and falltrapezoidal perforation 23, makes thisprotuberance 21 form the form of hollow structures.

Thisbutton 2 has agroove 24 with respect to the one side central authorities of thisprotuberance 21, makes thisbutton 2 be divided into aleft button 25 and aright button 26 of symmetry by thisgroove 24, and thisleft button 25 and thisright button 26 correspond respectively to theswitch 15,16 on thiscircuit board 14.

Owing to haveperforation 23 in theprotuberance 21 ofbutton 2 of the present invention, makeprotuberance 21 form the form of hollow structures and have the ability of strain, therefore when user's finger presses during in the middle section position of thisbutton 2, thisprotuberance 21 can be stressed and strain, and then allow user's finger obtain the sense of touch of feedback.Moreover, because thisprotuberance 21 has the ability of strain, so position that user's finger is pushed, when needing only the position of thegroove 24 that slightly departs from thisbutton 2, the strain of thisprotuberance 21 just can cause the beat ofbutton 2, and then can makeleft button 25 orright button 26trigger switches 25 or theswitch 26 ofbutton 2, and can reduce the no function zone ofbutton 2 effectively, and promote user's operating experience.

The above description of this invention is illustrative, and nonrestrictive, and those skilled in the art is understood, and can carry out many modifications, variation or equivalence to it within spirit that claim limits and scope, but they will fall within the scope of protection of the present invention all.

Claims (8)

1. a button sense of touch is improved structure, it is characterized in that, comprising:

One housing, it has an opening, this enclosure interior has a circuit board, and on this circuit board to being interval with two switches by opening; And

One button is arranged at the opening part of this housing, and this button stage casing has a protuberance that protrudes out downwards, this protuberance is supported in the position of this circuit board between this two switch, and this protuberance is the version of hollow.

2. improve structure according to the described button sense of touch of claim 1, it is characterized in that, having one in this protuberance should make this protuberance form the structure of hollow in the perforation of this protuberance profile.

3. improve structure according to the described button sense of touch of claim 1, it is characterized in that this protuberance is trapezoidal, it is trapezoidal that this perforation also is.

4. improve structure according to the described button sense of touch of claim 1, it is characterized in that, button has a groove with respect to the one side central authorities of this protuberance, make this button be divided into a left button and a right button of symmetry by this groove area, and this left button and this right button corresponds respectively to a switch wherein.

5. improve structure according to the described button sense of touch of claim 1, it is characterized in that, the one side central authorities of contiguous this circuit board of this protuberance have a projection, and are supported in this circuit board by this projection.

6. improve structure according to the described button sense of touch of claim 1, it is characterized in that, the cross section of this projection is less than this protuberance, in order to do the area that contacts with this circuit board with minimizing.

7. improve structure according to the described button sense of touch of claim 1, it is characterized in that this button generally is long rectangle.

8. improve structure according to the described button sense of touch of claim 1, it is characterized in that, this housing is the housing of notebook computer, and this opening is provided with corresponding to the Trackpad of notebook computer.

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