CN102243930A

CN102243930A - Structure for improving touch feeling of key

Info

Publication number: CN102243930A
Application number: CN2010101742759A
Authority: CN
Inventors: 郑珑白
Original assignee: Inventec Corp
Current assignee: Inventec Corp
Priority date: 2010-05-13
Filing date: 2010-05-13
Publication date: 2011-11-16

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.Concerning notebook computer 9, common meeting be provided with a Trackpad 92 at the rear of keyboard 91 and the one group of button 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 this button 93 as shown in Figure 2, this button 93 generally is long rectangle, and one protuberance that protrudes out 931 is arranged downwards at these button 93 stage casing masks, to support by this protuberance 931 on the circuit board 94 of housing 90 inside that are arranged on notebook computer 9, and these button 93 end face central authorities have a groove 932, make this button 93 be divided into left button,

right button

93L, 93R, and this circuit board 94 is respectively equipped with a

switch

95,96 corresponding to this left-

right key

93L, 93R by this groove 932.

When the left button 93L of user's pressing keys 93, button 93 is beat and trigger switch 95 left, and when the right button 93R of user's pressing keys 93, and button 93 is understood to the right beat and trigger switch 96.

See also Fig. 3, it is the sectional structure schematic diagram of the protuberance of button.Because the solid construction that protuberance 931 and button 93 are formed in one, and protuberance 931 is to support on circuit board 94, therefore when the position of user's finger presses be when dropping on button 93 stage casings and being adjacent to the position of this groove 932, this button 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, and button 93 can not trigger

arbitrary switch

95,96, in other words, it is the zone that does not have sense of touch and do not have function that these button 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.The housing 10 of notebook computer 1 is provided with a keyboard 11, a Trackpad 12 is set at keyboard 11 rears and arranges in pairs or groups a button 2 confession user operations, this housing 10 is provided with an opening 13 and is provided with for this button 2 in these Trackpad 12 rears, and these housing 10 inside have a circuit board 14, and on this circuit board 14 to being interval with two

switches

15,16 by opening 13.

This button 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 this circuit board 14 of this protuberance have a projection 22, the cross section of this projection 22 is less than this protuberance 21, and support in the position of this circuit board 14 between this two

switch

15,16 by this projection 22, to reduce the area contact with this circuit board 14, allow button 2 easier beats.

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

This button 2 has a groove 24 with respect to the one side central authorities of this protuberance 21, makes this button 2 be divided into a left button 25 and a right button 26 of symmetry by this groove 24, and this left button 25 and this right button 26 correspond respectively to the

switch

15,16 on this circuit board 14.

Owing to have perforation 23 in the protuberance 21 of button 2 of the present invention, make protuberance 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 this button 2, this protuberance 21 can be stressed and strain, and then allow user's finger obtain the sense of touch of feedback.Moreover, because this protuberance 21 has the ability of strain, so position that user's finger is pushed, when needing only the position of the groove 24 that slightly departs from this button 2, the strain of this protuberance 21 just can cause the beat of button 2, and then can make left button 25 or right button 26 trigger switches 25 or the switch 26 of button 2, and can reduce the no function zone of button 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

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.