TWI407332B - Button structure for improving the tactile sensation - Google Patents

Abstract

A button structure for improving tactile sensation comprises a button disposed in an opening of a housing having a circuit board including two spaced-apart switches corresponding to the opening. The middle section of the button further comprises a hollow protrusion part extending downwardly against a position of the circuit board between the two spaced-apart switches, whereby the hollow protrusion part is capable of possessing a capability of elastic deformation so that when a finger of a user is push against the middle section of the button, the protrusion part is elastically deformed due to the stress exerted thereon and thereby a feedback tactile sensation is capable of being felt by the user.

Description

Key touch improvement structure

The invention relates to a button structure, in particular to a button touch improvement structure which is provided with a touch panel in a notebook computer and has a good touch.

Commonly used portable electronic devices, such as notebook computers, personal digital assistants (PDAs), etc., in order to facilitate the user's operation, a touchpad (Touchpad) is usually provided, so that the user can easily operate the device. Portable electronic device.

Please refer to Figure 1, which is an external view of the existing notebook computer. For the notebook computer 9, a touch panel 92 is usually disposed behind the keyboard 91 and is provided with a set of buttons 93 for the user to operate instead of the mouse as a tool for operating the notebook computer.

The structure of the button 93 is as shown in FIG. 2, and the button 93 has a long rectangular shape, and the middle portion of the button 93 has a convex portion 931 protruding downward to be supported by the convex portion 931. The circuit board 94 inside the casing 90 of the computer 9 has a recess 932 at the center of the top surface of the button 93, so that the button 93 is divided into the left button, the right button 93L, 93R by the recess 932, and the circuit board 94 corresponds to the left and right keys 93L, 93R respectively provided with a switch 95, 96.

When the user presses the left button 93L of the button 93, the button 93 will yaw to the left to trigger the switch 95, and when the user presses the right button 93R of the button 93, the button 93 will yaw to the right to trigger the switch 96.

Please refer to FIG. 3, which is a cross-sectional structural view of the convex portion of the button. Because the convex portion 931 and the button 93 are integrally formed into a solid structure, and the convex portion 931 is abutted on the circuit board 94, when the user's finger presses the position, the middle portion of the button 93 is adjacent to the groove 932. In the position, the button 93 will not generate any yaw stroke, which will make the user's finger unable to get the feedback feel, and the button 93 will not trigger any of the switches 95, 96, in other words, the button 93 middle section There is a range of lengths that are not touched and have no function, which affects the user's operating experience, so the structure of the buttons is necessary to be improved.

In view of the above, the main object of the present invention is to solve the above problems and provide a touch panel button touch improvement structure. By designing the convex portion of the button as a hollow structure, the middle portion of the button has elasticity to improve the touch. efficacy.

For the purpose of the above, the key touch improvement structure of the present invention comprises: a housing having an opening, the housing having a circuit board inside, and two switches corresponding to the opening on the circuit board; a button is disposed at an opening of the housing, the middle portion of the button has a convex portion protruding downwardly, the protrusion portion is abutted against the position of the circuit board between the two switches, and the convex portion is hollow The structural form.

Since the convex portion of the present invention has a perforation to form a hollow structure, the elastic deformation capability is obtained. When the user's finger is pressed against the middle position of the button, the convex portion is elastically deformed by force, thereby allowing the user to The finger gets the touch of feedback.

In a preferred embodiment, the convex portion has a perforation corresponding to the outer shape of the convex portion, so that the convex portion forms a hollow structure.

In a preferred embodiment, the convex portion is slightly inverted trapezoidal, and the through hole is also inverted trapezoidal.

In a preferred embodiment, the button has a groove with respect to a center of one of the convex portions, so that the button is divided into a left key and a right button by the groove, and the left button and the right button respectively correspond to One of the switches.

In a preferred embodiment, the protrusion has a bump adjacent to a central surface of the circuit board, and the bump is supported by the circuit board.

In a preferred embodiment, the bump has a smaller cross section than the protrusion to reduce the area of contact with the board.

In a preferred embodiment, the button has a long rectangular shape.

In a preferred embodiment, the housing is a housing of a notebook computer, and the opening is provided corresponding to the touch panel of the notebook computer.

The detailed features and advantages of the present invention are described in detail in the embodiments of the present invention, which are to be understood by those of ordinary skill in the art. The objects and advantages associated with the present invention can be readily understood by those skilled in the art.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The preferred embodiments of the present invention will be described in detail below with reference to the drawings.

Please refer to FIG. 4 to FIG. 6. FIG. 4 is a perspective exploded view of the present invention; FIG. 5 is a cross-sectional structural view of the present invention; and FIG. 6 is a cross-sectional structural view of the convex portion of the present invention.

The key touch improvement structure of the present invention is implemented in a notebook computer. The housing 10 of the notebook computer 1 is provided with a keyboard 11 , and a touch panel 12 is disposed behind the keyboard 11 and is provided with a button 2 for user operation. The housing 10 is provided with an opening 13 at the rear of the touch panel 12 for The button 2 is disposed, and the housing 10 has a circuit board 14 therein, and two switches 15, 16 are disposed on the circuit board 14 corresponding to the opening 13.

The button 2 has a long rectangular shape. The middle portion of the bottom surface of the button 2 has a convex portion 21 protruding downward. The convex portion has a convex portion 22 adjacent to a central surface of the circuit board 14. The cross section of the convex portion 22 is smaller than The protrusion 21 is supported by the bump 22 at a position between the two switches 15 and 16 to reduce the area of contact with the circuit board 14, so that the button 2 is more easily biased.

The convex portion 21 is slightly inverted trapezoidal, and the convex portion 21 has an inverted trapezoidal through hole 23 corresponding to the outer shape of the convex portion 21, so that the convex portion 21 forms a hollow structure.

The button 2 has a recess 24 with respect to the center of one of the convex portions 21, so that the button 2 is divided into a left button 25 and a right button 26 by the groove 24, and the left button 25 and the right button 26 are Corresponding to the switches 15, 16 on the circuit board 14, respectively.

Since the convex portion 21 of the button 2 of the present invention has the through hole 23, the convex portion 21 is formed into a hollow structure and has the ability of elastic deformation, so when the user's finger presses the middle position of the button 2, the convex portion 21 will be stressed and elastically deformed, so that the user's fingers get feedback. Furthermore, since the convex portion 21 has the ability to be elastically deformed, the position of the user's finger is slightly deviated from the position of the groove 24 of the button 2, and the elastic deformation of the convex portion 21 causes the button 2 to be caused. The yaw can further enable the left button 25 or the right button 26 of the button 2 to trigger the switch 25 or the switch 26, thereby effectively reducing the non-functional area of the button 2 and improving the user's operating experience.

The above description is only intended to describe the preferred embodiments or embodiments of the present invention, which are not intended to limit the scope of the invention. That is, the equivalent changes and modifications made in accordance with the scope of the patent application of the present invention or the scope of the invention are covered by the scope of the invention.

1. . . Notebook computer

10. . . case

11. . . keyboard

12. . . touchpad

13. . . Opening

14. . . Circuit board

15,16. . . switch

2. . . button

twenty one. . . Convex

twenty two. . . Bump

twenty three. . . perforation

twenty four. . . Groove

25. . . Left button

26. . . Right click

9. . . Notebook computer

91. . . keyboard

92. . . touchpad

93. . . button

931. . . Convex

932. . . Groove

93L. . . Left button

93R. . . Right click

94. . . Circuit board

95, 96. . . switch

Figure 1 is an external view of the existing notebook computer;

Figure 2 is a schematic diagram of the structure of the button;

Figure 3 is a cross-sectional structural view of the convex portion of the button;

Figure 4 is a perspective exploded view of the present invention;

Figure 5 is a schematic cross-sectional view of the present invention; and

Fig. 6 is a schematic sectional view showing the convex portion of the present invention.

10. . . case

13. . . Opening

14. . . Circuit board

15,16. . . switch

2. . . button

twenty one. . . Convex

twenty two. . . Bump

twenty three. . . perforation

twenty four. . . Groove

25. . . Left button

26. . . Right click

Claims (8)

A key touch improvement structure includes: a casing having an opening, a circuit board inside the casing, and two switches corresponding to the opening on the circuit board; and a button is disposed on the At the opening of the housing, the middle portion of the button has a downwardly projecting protrusion, such that the protrusion abuts the position of the circuit board between the two switches, and the protrusion is in the form of a hollow structure. The key touch improvement structure according to claim 1, wherein the convex portion has a perforation corresponding to the outer shape of the convex portion, so that the convex portion forms a hollow structure. According to the button touch improvement structure described in claim 1, wherein the convex portion is slightly inverted trapezoidal, and the through hole is also inverted trapezoid. According to the key touch improvement structure of claim 1, wherein the button has a groove with respect to a center of one of the protrusions, so that the button is divided into one of a left button and a right button by the groove, and The left button and the right button respectively correspond to one of the switches. The key touch improvement structure according to claim 1, wherein the convex portion has a bump adjacent to a central surface of the circuit board, and the bump is supported by the circuit board. The key touch improvement structure according to claim 1, wherein the bump has a smaller cross section than the convex portion to reduce the area of contact with the circuit board. According to the key touch improvement structure described in claim 1 of the patent application scope, the button has a long rectangular shape. According to the key touch improvement structure described in claim 1, wherein the casing is a casing of a notebook computer, and the opening is provided corresponding to the touch panel of the notebook computer.