CN1275731A - Computer keyboard with accurately positioned rubber column - Google Patents
Computer keyboard with accurately positioned rubber column Download PDFInfo
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- CN1275731A CN1275731A CN 99107134 CN99107134A CN1275731A CN 1275731 A CN1275731 A CN 1275731A CN 99107134 CN99107134 CN 99107134 CN 99107134 A CN99107134 A CN 99107134A CN 1275731 A CN1275731 A CN 1275731A
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Abstract
The computer keyboard with accurately-positioned rubber columns includes a base plate, it possesses thin-film circuit board with several pressure transducers, rubber film which is equipped with several rubber columns and positioned on the thin-film circuit board, several key caps and several connecting devices which are fixed under the key caps and positioned on the thin-film circuit board. The area near to every pressure transducer possesses several through holes, and every rubber column is positioned on pressure transducer, and the area near to every rubber column possesses several through holes.The lower side of every connecting device is fixed on the base plate, and every connecting device is fixed on the rubber column, and every rubber column is used for supporting its upper key cap. Said thin-film circuit board is equipped with several fixing holes, and the lower side of said rubber film is equipped with several convex points.
Description
The present invention relates to a kind of computer keyboard, particularly relate to a kind of computer keyboard with pinpoint rubber column.
Computer keyboard is a kind of common computing machine periphery input media.The active computer keyboard includes a substrate, and a film circuit board with several pressure transducers is fixed in the substrate upside, and several rubber columns are located on the film circuit board and are positioned at the pressure transducer upside, and several keycaps are fixed on the rubber column upside.Rubber column is to be used for elasticity upwards to be supported and fixed on keycap on it.When the user pushes keycap, can make the pressure transducer of its below produce push button signalling via rubber column.The structural design of existing rubber column can roughly be divided and is formed in one and two kinds of independent moulding.These integrated rubber columns are formed on the rubber membrane, when utilizing rubber membrane to be installed on the film circuit board and be positioned the pressure transducer upside.Independent moulding rubber column is to utilize single rubber column to be installed on the pressure transducer upside of film circuit board respectively.Establish along with computer hardware equipment trends towards meter in light weight and that volume is little, computer keyboard also trends towards lightening structural design.Because the material of rubber column is not too hard, how lightening for computer keyboard makes rubber column accurately be positioned at and is only important problem when designing a calculating machine keyboard on the pressure transducer.
See also Fig. 1 and Fig. 2, Fig. 1 is rubber membrane 20, film circuit board 14 and the substrate 12 part external views of active computer keyboard, and Fig. 2 is the synoptic diagram after the elements combination shown in Figure 1.Fig. 1 and Fig. 2 represent the rubber column 22 and the lower element thereof of the rubber membrane 20 of active computer keyboard.On the rubber membrane 20 of active computer keyboard, close region at each rubber column 22 is provided with three perforation 31, close region at each pressure transducer 16 on the film circuit board 14 is provided with three corresponding perforation 30, on the substrate 12 of each rubber column 22 downside, is provided with the suspension column 32 of three epireliefs.Each suspension column 32 raises up via reaching corresponding perforation 30,31 on the rubber membrane 20 on the film circuit board 14, and rubber membrane 20 is fixed on the film circuit board 14.Because the lightening designer trends of computer keyboard, the design of rubber membrane 20 is more and more thinner, make the structure of rubber membrane 20 also more and more fragile, and then also thereupon tender and easy torsional deformation of the strip syndeton 21 that causes rubber membrane 20 and rubber column 22, therefore be not that each rubber column 22 can be easy to accurately be positioned pressure transducer 16 tops, and cause the rubber column 22 of part and the orientation problem that its pairing pressure transducer 16 in below has cumulative errors.
See also Fig. 3 and Fig. 4, Fig. 3 is rubber column 23, film circuit board 14, substrate 11 and the plastic frame plate 34 part external views of existing another computer keyboard, and Fig. 4 is the synoptic diagram after the elements combination shown in Figure 3.Fig. 3 and Fig. 4 represent that the rubber column 23 of an independent moulding utilizes a plastic frame plate 34 to be fixed in the structure of substrate 11 and film circuit board 14 upsides.For existing computer keyboard with rubber column 23 of independent moulding, fixedly rubber column 23 is that with rubber column 22 main difference parts these rubber columns 23 are to utilize a plastic frame plate 34 to be fixed in film circuit board 14 upsides.Existing computer keyboard with rubber column 23 of independent moulding includes a plastic frame plate 34 in addition, and it is corresponding with several pressure transducers 16 on the film circuit board 14 to which is provided with several perforation 35.When plastic frame plate 34 is located at the upside of film circuit board 14 and rubber column 23, the rubber column 23 of each pressure transducer 16 top can raise up via the perforation 35 of plastic frame plate 34, and the bottom 23a of each rubber column 23 is fixed between plastic frame plate 34 and the film circuit board 14.Yet increase one deck plastic frame plate 34 in addition in film circuit board 14 upsides, can increase the thickness and the weight of computer keyboard.
The locator meams of comprehensive above-mentioned rubber column 22,23, existing computer keyboard with rubber membrane 20, the orientation problem that the cumulative errors of rubber column 22 and its pairing pressure transducer 16 in below is arranged, existing computer keyboard with rubber column 23 of independent moulding, need utilize plastic frame plate 34 to fix rubber column 23, and increase the thickness and the weight of computer keyboard.
The objective of the invention is to propose a kind of computer keyboard, to address the above problem with rubber column of accurate location.
The present invention seeks to realize like this, a kind of computer keyboard promptly is provided, it includes: a substrate; One film circuit board is fixed in the upside of this substrate, which is provided with several pressure transducers and is used for producing push button signalling, and the close region of each pressure transducer is provided with several perforation; One rubber membrane is positioned at the upside of this film circuit board, and its upside is provided with the rubber column of several epireliefs, and each rubber column is positioned on the pressure transducer of this film circuit board, and the close region of each rubber column is provided with several perforation; Several keycaps; And several coupling arrangements, the upside of each coupling arrangement is fixed under the keycap, its downside is via several perforation of the close region of the pressure transducer of rubber column of this rubber membrane and downside thereof and be fixed on this substrate, each coupling arrangement is used for the keycap that will be fixed thereon and is fixed on the rubber column under it in the mode that can press up and down, and each rubber column is used for upwards elasticity support fixation keycap thereon; Wherein this film circuit board is provided with the position of several fixed hole positions between its several pressure transducers in addition, the downside of this rubber membrane also is provided with in several fixed orifices that several corresponding salient points are fixed in this film circuit board, is used for making each rubber column of this rubber membrane and upside thereof accurately to be fixed in the upside of each pressure transducer of this film circuit board.
The present invention also provides a kind of computer keyboard, and it includes: a substrate; One film circuit board is fixed in the upside of this substrate, which is provided with several pressure transducers and is used for producing push button signalling, and the close region of each pressure transducer is provided with several perforation; One rubber membrane is positioned at the upside of this film circuit board, and its upside is provided with several protruding rubber columns, and each rubber column is positioned on the pressure transducer of this film circuit board, and the close region of each rubber column is provided with several perforation; Several keycaps; And several coupling arrangements, the upside of each coupling arrangement is fixed under the keycap, and its downside is via several perforation of the close region of the pressure transducer of rubber column of this rubber membrane and downside thereof and be fixed on this substrate, each coupling arrangement is used for the keycap that will be fixed thereon and is fixed on the rubber column under it in the mode that can press up and down, and each rubber column is used for upwards elasticity support fixation keycap thereon; Wherein this substrate is provided with the position of several fixed hole positions between several pressure transducers of film circuit board, the downside of this rubber membrane also is provided with in several fixed orifices that several corresponding salient points are fixed in this substrate, is used for making each rubber column of this rubber membrane and upside thereof accurately to be fixed in the upside of each pressure transducer of this film circuit board.
The present invention also provides a kind of computer keyboard, and it includes: a substrate; One film circuit board is fixed in the upside of this substrate, which is provided with several pressure transducers and is used for producing push button signalling, and the close region of each pressure transducer is provided with several perforation; Several rubber columns, each rubber column are positioned on the pressure transducer of this film circuit board; Several keycaps; And several coupling arrangements, the upside of each coupling arrangement is fixed under the keycap, and its downside is fixed on this substrate via several perforation of the close region of the pressure transducer of this rubber column downside, each coupling arrangement is used for the keycap that will be fixed thereon and is fixed on the rubber column under it in the mode that can press up and down, and each rubber column is used for upwards elasticity support fixation keycap thereon.Wherein this film circuit board is provided with the position of several fixed hole positions between its several pressure transducers in addition, the downside of each rubber column also is provided with in several fixed orifices that several corresponding salient points are fixed in this film circuit board, is used for making each rubber column accurately to be fixed in the upside of each pressure transducer of this film circuit board.
The present invention also provides a kind of computer keyboard, and it includes: a substrate; One film circuit board is fixed in the upside of this substrate, which is provided with several pressure transducers and is used for producing push button signalling, and the close region of each pressure transducer is provided with several perforation; Several rubber columns, each rubber column are positioned on the pressure transducer of this film circuit board; Several keycaps; And several coupling arrangements, the upside of each coupling arrangement is fixed under the keycap, and its downside is fixed on this substrate via several perforation of the close region of the pressure transducer of this rubber column downside, each coupling arrangement is used for the keycap that will be fixed thereon and is fixed on the rubber column under it in the mode that can press up and down, each rubber column is used for upwards elasticity support fixation keycap thereon, wherein this substrate is provided with the position of several fixed hole positions between several pressure transducers of film circuit board, and the downside of each rubber column also is provided with in several fixed orifices that several corresponding salient points are fixed in this substrate, is used for making each rubber column accurately to be fixed in the upside of each pressure transducer of this film circuit board.
Below in conjunction with accompanying drawing, describe embodiments of the invention in detail, wherein,
Fig. 1 is rubber membrane, film circuit board and the substrate portion external view of active computer keyboard;
Fig. 2 is the synoptic diagram after the elements combination shown in Figure 1;
Fig. 3 is rubber column, film circuit board, substrate and the plastic frame plate portion external view of existing another computer keyboard;
Fig. 4 is the synoptic diagram after the elements combination shown in Figure 3;
Fig. 5 is a computer keyboard part-structure synoptic diagram of the present invention;
Fig. 6 is Fig. 5 computer key disc portion element figure;
Fig. 7 is the location synoptic diagram of the rubber membrane of computer keyboard shown in Figure 5;
Fig. 8 is the cut-open view of rubber membrane shown in Figure 7 8-8 along the line;
Fig. 9 is another location synoptic diagram of rubber membrane shown in Figure 10;
Figure 10 to Figure 13 is the dissimilar synoptic diagram of the salient point of rubber membrane shown in Figure 7;
Figure 14 and Figure 15 are salient point shown in Figure 12 and other element relative position synoptic diagram of the present invention;
Figure 16 is another embodiment of the present invention computer keyboard part-structure synoptic diagram;
Figure 17 is the location synoptic diagram of rubber column shown in Figure 16;
Figure 18 is the backplan of rubber column shown in Figure 16;
Figure 19 is another location synoptic diagram of rubber column shown in Figure 16.
See also Fig. 5 and Fig. 6, Fig. 5 is computer keyboard 40 part-structure synoptic diagram of the present invention, and Fig. 6 is Fig. 5 computer keyboard 40 part element figure.Fig. 5 and Fig. 6 only represent the keycap 48 of computer keyboard 40 of the present invention and the structure of below part thereof.Computer keyboard 40 includes the upside that a substrate 42, one film circuit boards 44 are fixed in substrate 42, and a rubber membrane 46 is positioned at the upside of film circuit board 44, several keycaps 48, and several coupling arrangements 50 are fixed under several keycaps 48 and on the substrate 42.Film circuit board 44 is provided with several pressure transducers 52 and is used for producing push button signalling.Rubber membrane 46 upsides are provided with the rubber column 56 of several epireliefs, and each rubber column 56 is to be positioned on the pressure transducer 52 of film circuit board 44.Each coupling arrangement 50 is to be used for the keycap 48 that will be fixed thereon to be fixed on the rubber column 56 under it in the mode that can press up and down, and 56 of each rubber columns are to be used for upwards elasticity support fixation keycap 48 thereon.
Each keycap 48 downside is provided with two chutes 47 and two concave grooves 49.Each coupling arrangement 50 includes two braces 58,60, and the middle part 59 of two braces 58,60 is to link together in rotating mode.Each keycap 48 is fixed in the upside of brace 58,60, and wherein the upside of brace 58 is fixed on corresponding two concave grooves 49 of keycap 48 downsides, and the upside of brace 60 is fixed in corresponding two chutes 47 of keycap 48 downsides.
Close region in each rubber column 56 on the rubber membrane 46 is provided with three perforation 55, and the close region in each pressure transducer 52 is provided with three perforation 54 on the film circuit board 44.Two brace 58,60 downsides are fixed on the substrate 42 via perforation 55 and 54.Substrate 42 is a metal sheet, and it two is provided with three and goes up curved suspension columns 62, raises up via the perforation 54,55 of the close region of the rubber column 56 of each pressure transducer 52 and upside thereof.The downside of two braces 58,60 then is fixed on three upward curved suspension columns 62 of its close region.
See also Fig. 5 to Fig. 8, Fig. 7 is the location synoptic diagram of the rubber membrane 46 of computer keyboard 40 shown in Figure 5, and Fig. 8 is the cut-open view of rubber membrane 46 8-8 along the line shown in Figure 7.Film circuit board 44 is provided with the position of several fixed orifices 64 between its several pressure transducers 52 in addition, substrate 42 also is provided with a corresponding fixed orifice 65 for 64 times in each fixed orifice of film circuit board 44, also is provided with several corresponding salient points 66 around the downside of each rubber column 56 of rubber membrane 46.Each rubber column 56 is to be fixed on the film circuit board 44 on corresponding three fixed orifices 64 and the substrate 42 in corresponding three fixed orifices 65 by two salient points 66 around it, so each rubber column 56 of rubber membrane 46 and upside thereof accurately is fixed in the upside of each pressure transducer 52 of film circuit board 44.
See also Fig. 9, Fig. 9 is another location synoptic diagram of rubber membrane 46 shown in Figure 8.In addition, the diameter of fixed orifice 67 also can be greater than the diameter of corresponding fixed orifice 65 on the substrate 42 on the film circuit board 44, and each rubber column 56 is fixed on the substrate 42 in corresponding three fixed orifices 65 via corresponding three fixed orifices 67 on the film circuit board 44 by three salient points 66 around it, so each rubber column 56 of rubber membrane 46 and upside thereof also can accurately be fixed in the upside of each pressure transducer 52 of film circuit board 44.
See also Figure 10 to Figure 13, Figure 10 to Figure 13 is the type synoptic diagram of the salient point of rubber membrane 46 shown in Figure 7.The set salient point 66 of rubber membrane 46 downsides of computer keyboard 40 of the present invention can be the numerous species type.As shown in figure 10, salient point 66 is a kind of solid structures.As shown in figure 11, salient point 80 is a kind of round hole structures of being located at rubber membrane 46 downsides.As shown in figure 12, salient point 82 is a kind of groove structures that are positioned on the rubber membrane 46, and is a hollow part 83 in the groove, and as Figure 13, salient point 84 is a kind of ring texturees of being located at rubber membrane 46 downsides, and is one to penetrate the hollow part 85 of rubber membrane 46 in the ring texture.
See also Figure 14 and Figure 15, Figure 14 and Figure 15 are salient point 82 shown in Figure 12 and other element relative position synoptic diagram of the present invention.Figure 12 and salient point 82,84 shown in Figure 13 accurately are positioned can also improve computer keyboard 40 integral thickness pressure transducer 52 tops except making rubber column.When the set salient point of rubber membrane 46 downsides is a salient point 82 and when having hollow space 83 as shown in figure 12, salient point 82 and other elements can be designed to structure as shown in figure 14, the middle part 59 that makes the hollow space 83 of salient point 82 be used for taking in coupling arrangement 50.In addition, salient point 82 and other elements also can be designed to structure as shown in figure 15, make the hollow space 83 of salient point 82 be used for taking in the chute 47 and concave groove 49 of keycap 48 downsides.Therefore the integral thickness of computer keyboard 40 will plant design and be improved.These structural designs also can be applicable to salient point 84 as shown in figure 13, and the integral thickness of the computer keyboard 40 with salient point 84 is improved.
In the computer keyboard 40 of the present invention, owing to be provided with three salient points 66 around each rubber column 56 downside of rubber membrane 46, make rubber membrane 46 and each rubber column 56 thereof accurately be positioned the both sides of each pressure transducer 52 of film circuit board 44, so computer keyboard of the present invention 40 can improve the orientation problem of each rubber column 56 and 52 cumulative errorss of its pairing pressure transducer in below.The set salient point of rubber membrane 46 downsides can be designed to dissimilar in addition, the hollow space 83,85 of salient point 82,84 can be used for taking in the middle part 59 of coupling arrangement 50 or the chute 47 and concave groove 49 of keycap 48 downsides, so the thickness of computer keyboard of the present invention 40 also can be improved.
See also Figure 16 to Figure 18, Figure 16 is the part-structure synoptic diagram of another embodiment of the present invention computer keyboard 70, and Figure 17 is the location synoptic diagram of rubber column 72 shown in Figure 16, and Figure 18 is the backplan of rubber column 72 shown in Figure 16.The main difference of present embodiment computer keyboard 70 and computer keyboard 40 is the molding mode of rubber column, and computer keyboard 70 includes the rubber column 72 of several independent moulding, and computer keyboard 40 includes a rubber membrane 56 with several rubber columns 46.Below just explanation is proposed at the function and the locator meams of the rubber column 72 of computer keyboard 70, identical with computer keyboard 40 for the function of other NM elements with structure.
See also Figure 19, Figure 19 is another location synoptic diagram of rubber column 72 shown in Figure 16.In addition, the diameter of fixed orifice 77 also can be greater than the diameter of corresponding fixed orifice 75 on the substrate 42 on the film circuit board 44, each rubber column 72 is fixed on the substrate 42 in corresponding three fixed orifices 75 via corresponding three fixed orifices 77 on the film circuit board 44 by three salient points 76 around it, so each rubber column 72 also can accurately be fixed on the upside of each pressure transducer 52 of film circuit board 44.
In the computer keyboard 70 of the present invention, owing to be provided with three salient points 76 around rubber column 72 downsides of each independent moulding, so that each rubber column 56 accurately is fixed in the upside of each pressure transducer 52 of film circuit board 44, so computer keyboard of the present invention 70 also has significantly for the orientation problem of 52 of the pairing pressure transducers in each rubber column 72 and its below and improves.
Compare with the active computer keyboard, computer keyboard 40,70 of the present invention utilizes set salient point 76 around rubber column 72 downsides of salient point 66 set around each rubber column 56 downside of rubber membrane 46 or each independent moulding, make rubber column 56 or rubber column 72 accurately be fixed in the upside of each pressure transducer 52 of film circuit board 44, therefore computer keyboard 40,70 of the present invention does not need to increase the thickness of computer keyboard, just can improve the orientation problem of each rubber column 56,72 and 52 cumulative errorss of its pairing pressure transducer in below significantly.
The above only is the preferred embodiments of the present invention, and the equalization that all claims of the present invention are done changes and modifies, and all should belong to the covering scope of patent of the present invention.
Claims (34)
1. computer keyboard, it includes:
One substrate;
One film circuit board is fixed in the upside of this substrate, which is provided with several pressure transducers and is used for producing push button signalling, and the close region of each pressure transducer is provided with several perforation;
One rubber membrane is positioned at the upside of this film circuit board, and its upside is provided with the rubber column of several epireliefs, and each rubber column is positioned on the pressure transducer of this film circuit board, and the close region of each rubber column is provided with several perforation;
Several keycaps; And
Several coupling arrangements, the upside of each coupling arrangement is fixed under the keycap, its downside is via several perforation of the close region of the pressure transducer of rubber column of this rubber membrane and downside thereof and be fixed on this substrate, each coupling arrangement is used for the keycap that will be fixed thereon and is fixed on the rubber column under it in the mode that can press up and down, and each rubber column is used for upwards elasticity support fixation keycap thereon;
Wherein this film circuit board is provided with the position of several fixed hole positions between its several pressure transducers in addition, the downside of this rubber membrane also is provided with in several fixed orifices that several corresponding salient points are fixed in this film circuit board, is used for making each rubber column of this rubber membrane and upside thereof accurately to be fixed in the upside of each pressure transducer of this film circuit board.
2. computer keyboard as claimed in claim 1, wherein each coupling arrangement includes two braces, the middle part of this two brace links together in rotating mode, the upside of this two brace is fixed in the downside of a keycap, and the downside of this two brace is via several perforation of the close region of the pressure transducer of rubber column of this rubber membrane and downside thereof and be fixed on this substrate.
3. computer keyboard as claimed in claim 2, wherein this substrate is a metal sheet, which is provided with on several curved suspension column and raised up by several perforation of the close region of the pressure transducer of each rubber column and downside thereof, several are gone up on the suspension column of bending and the downside of two braces of each coupling arrangement is fixed on its close region.
4. computer keyboard as claimed in claim 1, wherein this substrate also is provided with a corresponding fixed orifice under each fixed orifice of this film circuit board, and each salient point of this rubber membrane downside is fixed on this film circuit board and this substrate in the corresponding fixed orifice.
5. computer keyboard as claimed in claim 1, wherein several salient points of this rubber membrane downside are located at around the downside of each rubber column of this rubber membrane, are used for making each rubber column accurately to be fixed on this film circuit board on the corresponding pressure transducer.
6. computer keyboard as claimed in claim 1, wherein this salient point is a solid construction.
7. computer keyboard as claimed in claim 1, wherein this salient point is a circle hole structure.
8. computer keyboard as claimed in claim 1, wherein this salient point is a groove structure.
9. computer keyboard as claimed in claim 1, wherein this salient point is a ring texture.
10. computer keyboard, it includes:
One substrate;
One film circuit board is fixed in the upside of this substrate, which is provided with several pressure transducers and is used for producing the button key signal, and the close region of each pressure transducer is provided with several perforation;
One rubber membrane is positioned at the upside of this film circuit board, and its upside is provided with several protruding rubber columns, and each rubber column is positioned on the pressure transducer of this film circuit board, and the close region of each rubber column is provided with several perforation;
Several keycaps; And
Several coupling arrangements, the upside of each coupling arrangement is fixed under the keycap, and its downside is via several perforation of the close region of the pressure transducer of rubber column of this rubber membrane and downside thereof and be fixed on this substrate, each coupling arrangement is used for the keycap that will be fixed thereon and is fixed on the rubber column under it in the mode that can press up and down, and each rubber column is used for upwards elasticity support fixation keycap thereon;
Wherein this substrate is provided with the position of several fixed hole positions between several pressure transducers of film circuit board, the downside of this rubber membrane also is provided with in several fixed orifices that several corresponding salient points are fixed in this substrate, is used for making each rubber column of this rubber membrane and upside thereof accurately to be fixed in the upside of each pressure transducer of this film circuit board.
11. computer keyboard as claimed in claim 10, wherein each coupling arrangement includes two braces, the middle part of this two brace links together in rotating mode, the upside of this two brace is fixed in the downside of a keycap, and the downside of this two brace is via several perforation of the close region of the pressure transducer of rubber column of this rubber membrane and downside thereof and be fixed on this substrate.
12. computer keyboard as claimed in claim 11, wherein this substrate is a metal sheet, which is provided with on several curved suspension column and raise up via several perforation of the close region of the pressure transducer of each rubber column and downside thereof, the downside of two braces of each coupling arrangement be fixed in its close region several go up on the suspension column of bending.
13. computer keyboard as claimed in claim 10, wherein this film circuit board also is provided with a corresponding fixed orifice on each fixed orifice of this substrate, the diameter of the fixed orifice of this film circuit board is greater than the diameter of the fixed orifice of substrate, and each salient point of this rubber membrane downside is fixed on via the fixed orifice of this film circuit board on this substrate in the corresponding fixed orifice.
14. computer keyboard as claimed in claim 10, wherein several salient points of this rubber membrane downside are located at around the downside of each rubber column of this rubber membrane, are used for making each rubber column accurately to be fixed on this film circuit board on the corresponding pressure transducer.
15. computer keyboard as claimed in claim 10, wherein this salient point is a solid construction.
16. computer keyboard as claimed in claim 10, wherein this salient point is a circle hole structure.
17. computer keyboard as claimed in claim 10, wherein this salient point is a groove structure.
18. computer keyboard as claimed in claim 10, wherein this salient point is a ring texture.
19. a computer keyboard, it includes:
One substrate;
One film circuit board is fixed in the upside of this substrate, which is provided with several pressure transducers and is used for producing push button signalling, and the close region of each pressure transducer is provided with several perforation;
Several rubber columns, each rubber column are positioned on the pressure transducer of this film circuit board;
Several keycaps; And
Several coupling arrangements, the upside of each coupling arrangement is fixed under the keycap, and its downside is fixed on this substrate via several perforation of the close region of the pressure transducer of this rubber column downside, each coupling arrangement is used for the keycap that will be fixed thereon and is fixed on the rubber column under it in the mode that can press up and down, each rubber column is used for upwards elasticity support fixation keycap thereon
Wherein this film circuit board is provided with the position of several fixed hole positions between its several pressure transducers in addition, the downside of each rubber column also is provided with in several fixed orifices that several corresponding salient points are fixed in this film circuit board, is used for making each rubber column accurately to be fixed in the upside of each pressure transducer of this film circuit board.
20. computer keyboard as claimed in claim 19, wherein each coupling arrangement includes two braces, the middle part of this two brace links together in rotating mode, the upside of this two brace is fixed in the downside of a keycap, and the downside of this two brace is fixed on this substrate via several perforation of the close region of the pressure transducer of this coupling arrangement downside.
21. computer keyboard as claimed in claim 20, wherein this substrate is a metal sheet, which is provided with on several curved suspension column and raise up via several perforation of each pressure transducer close region, several of close region that the downside of two braces of each coupling arrangement is fixed in the pressure transducer of this coupling arrangement downside are gone up on the suspension column of bending.
22. computer keyboard as claimed in claim 19, wherein this substrate also is provided with a corresponding fixed orifice under every fixed orifice of this film circuit board, and each salient point of this rubber column downside is fixed on this film circuit board and this substrate in the corresponding fixed orifice.
23. computer keyboard as claimed in claim 19, wherein this salient point is an entity structure.
24. computer keyboard as claimed in claim 19, wherein this salient point is a circle hole structure.
25. computer keyboard as claimed in claim 19, wherein this salient point is a groove structure.
26. computer keyboard as claimed in claim 19, wherein this salient point is a ring texture.
27. a computer keyboard, it includes:
One substrate;
One film circuit board is fixed in the upside of this substrate, which is provided with several pressure transducers and is used for producing push button signalling, and the close region of each pressure transducer is provided with several perforation;
Several rubber columns, each rubber column are positioned on the pressure transducer of this film circuit board;
Several keycaps; And
Several coupling arrangements, the upside of each coupling arrangement is fixed under the keycap, and its downside is fixed on this substrate via several perforation of the close region of the pressure transducer of this rubber column downside, each coupling arrangement is used for the keycap that will be fixed thereon and is fixed on the rubber column under it in the mode that can press up and down, and each rubber column is used for upwards elasticity support fixation keycap thereon.
Wherein this substrate is provided with the position of several fixed hole positions between several pressure transducers of film circuit board, and the downside of each rubber column also is provided with in several fixed orifices that several corresponding salient points are fixed in this substrate, is used for making each rubber column accurately to be fixed in the upside of each pressure transducer of this film circuit board.
28. computer keyboard as claimed in claim 27, wherein each coupling arrangement includes two braces, the middle part of this two brace links together in rotating mode, the upside of this two brace is fixed in the downside of a keycap, and the downside of this two brace is fixed on this substrate via several perforation of the close region of the pressure transducer of this coupling arrangement downside.
29. computer keyboard as claimed in claim 28, wherein this substrate is a metal sheet, which is provided with on several curved suspension column and raise up via several perforation of each pressure transducer close region, several of close region that the downside of two braces of each coupling arrangement is fixed in the pressure transducer of this coupling arrangement downside are gone up on the suspension column of bending.
30. computer keyboard as claimed in claim 27, wherein this film circuit board also is provided with a corresponding fixed orifice on each fixed orifice of this substrate, the diameter of the fixed orifice of this film circuit board is greater than the diameter of the fixed orifice of substrate, and each salient point of this rubber column downside is fixed in via the fixed orifice of this film circuit board on this substrate in the corresponding fixed orifice.
31. computer keyboard as claimed in claim 27, wherein this salient point is an entity structure.
32. computer keyboard as claimed in claim 27, wherein this salient point is a circle hole structure.
33. computer keyboard as claimed in claim 27, wherein this salient point is a groove structure.
34. computer keyboard as claimed in claim 27, wherein this salient point is a ring texture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB991071344A CN1157649C (en) | 1999-05-31 | 1999-05-31 | Computer keyboard with accurately positioned rubber column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB991071344A CN1157649C (en) | 1999-05-31 | 1999-05-31 | Computer keyboard with accurately positioned rubber column |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1275731A true CN1275731A (en) | 2000-12-06 |
| CN1157649C CN1157649C (en) | 2004-07-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB991071344A Expired - Fee Related CN1157649C (en) | 1999-05-31 | 1999-05-31 | Computer keyboard with accurately positioned rubber column |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1157649C (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1328648C (en) * | 2005-11-25 | 2007-07-25 | 昆明凯旋利科技有限公司 | Sensing type input keyboard based on force mode |
| CN101271791B (en) * | 2007-03-20 | 2011-11-09 | 冲电气工业株式会社 | Key switch construction |
| CN105980639A (en) * | 2014-02-10 | 2016-09-28 | 高仪股份公司 | Fixture having a pivoting outlet |
| CN106301324A (en) * | 2015-06-05 | 2017-01-04 | 深圳纽迪瑞科技开发有限公司 | Pressure sensitive press-key structure and there is the terminal unit of this pressure sensitive press-key structure |
| CN107329597A (en) * | 2017-08-23 | 2017-11-07 | 湖南中力皓电子科技有限公司 | One kind reinforces TrackPoint |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5003286B2 (en) * | 2007-05-28 | 2012-08-15 | 沖電気工業株式会社 | Key switch structure |
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1999
- 1999-05-31 CN CNB991071344A patent/CN1157649C/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1328648C (en) * | 2005-11-25 | 2007-07-25 | 昆明凯旋利科技有限公司 | Sensing type input keyboard based on force mode |
| CN101271791B (en) * | 2007-03-20 | 2011-11-09 | 冲电气工业株式会社 | Key switch construction |
| CN105980639A (en) * | 2014-02-10 | 2016-09-28 | 高仪股份公司 | Fixture having a pivoting outlet |
| CN105980639B (en) * | 2014-02-10 | 2018-12-21 | 高仪股份公司 | Faucet with rotation outlet |
| CN106301324A (en) * | 2015-06-05 | 2017-01-04 | 深圳纽迪瑞科技开发有限公司 | Pressure sensitive press-key structure and there is the terminal unit of this pressure sensitive press-key structure |
| CN106301324B (en) * | 2015-06-05 | 2023-05-09 | 深圳纽迪瑞科技开发有限公司 | Pressure sensing key structure and terminal equipment with same |
| CN107329597A (en) * | 2017-08-23 | 2017-11-07 | 湖南中力皓电子科技有限公司 | One kind reinforces TrackPoint |
| CN107329597B (en) * | 2017-08-23 | 2023-09-29 | 湖南中力皓电子科技有限公司 | Reinforced pointing rod |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1157649C (en) | 2004-07-14 |
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Granted publication date: 20040714 |