CN1084004C - Button device - Google Patents
Button device Download PDFInfo
- Publication number
- CN1084004C CN1084004C CN97122983A CN97122983A CN1084004C CN 1084004 C CN1084004 C CN 1084004C CN 97122983 A CN97122983 A CN 97122983A CN 97122983 A CN97122983 A CN 97122983A CN 1084004 C CN1084004 C CN 1084004C
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- CN
- China
- Prior art keywords
- sliding part
- chute
- keycap
- holding division
- key device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The present invention relates to a key which comprises a base, a first sliding element, a second sliding element and a key cap. The base is provided with a fastening zone and a guide section. The fastening zone is used for fastening corresponding fastening sections of the first sliding element and the second sliding element. The first sliding element is provided with a chute and a slide block. Being inwardly concave, the chute is provided with a chute track with a special curved surface so that when pressed down, the key maintains horizontal and key blocking is avoided. The second sliding element is provided with a convex block and a slide block, and the convex block is arranged inside the chute of the first sliding element. The key cap is provided with a guide post and a slide zone. The guide zone is engaged with the guide section of the base. The slide zone is provided with slide space for sliding of the first sliding element and the second sliding element.
Description
The present invention relates to a kind of key device, not only be easy to assembling, and can the maintenance level in the process of pushing and avoid causing card key situation.
Keyboard is information electronic device (as computer) one of the input media of common use, the button of general keyboard is directly to be socketed on the keyboard base, the cylinder that extends with the keycap bottom is resisted against a spring and moves up and down, use the keyboard of this structure, the cylinder of its keycap must be inserted the certain degree of depth of keyboard base, otherwise very easily cause card key situation,, use the keyboard of these structures must have certain thickness based on this.Yet, along with information electronic device develops towards portable, portable direction, aforementioned keyboard does not obviously meet the tendency of the day, thereby just has the keyboard of staggered form linkage assembly to produce, not only can reduce the thickness of keyboard, also can guarantee button maintenance level when moving up and down simultaneously.But, use the keyboard of staggered form linkage assembly now, still exist following many shortcomings in design:
1. the key device of No. the 80206310th, Taiwan patented claim, its saddle separates with keycap, so number of assembling steps is comparatively loaded down with trivial details.
2. No. the 83204123rd, Taiwan and United States Patent (USP) the 5th, 457, No. 297 keyboard, its staggered form linkage assembly combination pivotally, and two ends are individually fixed on keycap and the base up and down, therefore when assembling, the staggered form linkage assembly must accurately align through twice, can combine with keycap and base, and this will increase the complicacy when assembling, and expend long man-hour.
3. United States Patent (USP) the 4th, 433, No. 225 keyboard, and the keycap both sides are the chute structure, and cooperate with the staggered form linkage assembly of pivoting.Use the keyboard of this kind design, when button was pressed into half stroke, keycap can produce unexpected loosening in the horizontal direction, easily causes key error.In addition, at United States Patent (USP) the 5th, 278,, will produce the loosening situation of keycap though different designs is arranged in No. 371.
4. further, have a kind of spring assembly to be added design in the staggered form linkage assembly, for example United States Patent (USP) the 5th, 382,762 and 5,466, No. 901, its spring is installed on the base and replaces an ora terminalis of staggered form connecting rod, have buffering effect when keep keying in steadily.Yet the assembly element of this design and step are quite loaded down with trivial details, more need to align accurately complexity and degree of difficulty in the time of therefore will increasing assembling.
Other are as No. the 84218262nd, 84214256 and 85202834, Taiwan patented claim, and United States Patent (USP) the 4th, 580,022,4,902,862,5,278,372,5,278,374,5,399,822,5,463,195,5,488,210,5,504,283,5,512,719,5,555,971 and 5,562, No. 203 etc., all disclosing has similar structure, but has similar shortcoming equally.
The object of the present invention is to provide a kind of key device, can be in the process of pushing the maintenance level, and do not have any loosening situation and produce, assembling does not simultaneously need accurately to align and can finish easily.
A kind of key device comprises: pedestal, and convex with on it to fix projection and form two fixings and distinguish, be provided with one first guidance part at least in the both sides in this fixing district; The staggered form linkage assembly, form by first sliding part and second sliding part, this first sliding part and second sliding part engage with chute and projection cube structure, and this chute extends internally from the lateral margin of sliding part, this first sliding part comprises one first holding division, and two first rod members that extend in the same way respectively from the first holding division two ends, this second sliding part comprises one second holding division, and two second rod members that extend in the same way respectively from the second holding division two ends, relative separately another ora terminalis that it connects holding division of above-mentioned two rod members is equipped with slide block, this first holding division fixes the district with one of this pedestal rotationally and fixes, this second holding division is distinguished with another fixing of this pedestal rotationally and is fixed, so that this staggered form linkage assembly and this pedestal scarf; Keycap, at least be provided with second guidance part of the one and first guidance part scarf on it, can only move in vertical direction, be provided with sliding area in the both sides of this keycap with the restriction keycap, it accommodates the slide block on this first rod member and second rod member respectively, so that this keycap and this staggered form linkage assembly scarf.
Furtherly, key device of the present invention mainly comprises: pedestal, first sliding part, second sliding part and keycap.Wherein, pedestal has the district of fixing and guidance part, and this fixing district is in order to fix holding division corresponding on first sliding part and second sliding part, so that first sliding part and second sliding part can pivot on pedestal.First sliding part is provided with the chute that caves inward and have the particular curvature structure, then be provided with the projection that can be contained in this chute on second sliding part, when pushing keycap, projection can slide in chute, guaranteeing button maintenance level in the process of pushing, and avoid causing card key situation.Then be provided with slide block at first sliding part and second sliding part with respect to another ora terminalis of holding division, can be installed in the sliding area of keycap, and cooperate button to move up and down and slide.In addition, keycap has guide pillar, in order to the guidance part scarf of pedestal, can guide keycap and move up and down and avoid keycap to produce the skew of horizontal direction with loosening.
Fig. 1 is the three-dimensional exploded view of key device of the present invention.
Fig. 2 is the stereographic map of keycap of the present invention, and wherein keycap is inversion state.
Fig. 3 is the constitutional diagram of key device of the present invention, and wherein keycap is section.
Fig. 4 is the three-dimensional exploded view of another embodiment of key device of the present invention.
See also Fig. 1, Fig. 2 and Fig. 3, key device 99 of the present invention mainly is made up of pedestal 10, first sliding part 20, second sliding part 30 and keycap 40.
First sliding part 20 is for slightly becoming the member of " Qian " shape, and the central part of its " Qian " shape is a holding division 22, fixes in the district 12 in order to be fastened in one of pedestal 10, and first sliding part 20 can be rotated; The relative inner surface of the both sides rod member 24 of first sliding part 20 is provided with the chute 26 that caves inward, this chute 26 is from the lateral margin of rod member 24 preset distance that extends internally, and it can have different selections from the reference position that lateral margin extends internally with the direction that extends internally, and the convenience when demand during fully on key device 99 actions and assembling is decided; In addition, then be provided with slide block 28 at both sides rod member 24 relative another ora terminalis that connect holding division 22.
The shape of second sliding part 30 and first sliding part 20 are similar, and its central part is a holding division 32, in another fixing district 12 that is fastened in pedestal 10, and second sliding part 30 can be rotated; The both sides rod member 34 of second sliding part 30 is provided with columned projection 36, in order to chute 26 structures that cooperate first sliding part 20; Another ora terminalis that both sides rod member 34 connects holding division 32 relatively also is provided with slide block 38; In addition, both sides rod member 34 then is provided with strong 35 at the other end with respect to holding division 32, in order to strengthening the one-piece construction of second sliding part 30, and makes second sliding part 30 slightly become " mouth " font.
Keycap 40 has pushes surface 41, in order to bear pushing of finger; The both sides of keycap 40 are provided with sliding area 42, in order to the slide block 28,38 of accommodating first sliding part 20 and second sliding part 30; On the central part of keycap 40 both sides and be provided with guide pillar 44, with guidance part 14 scarves of pedestal 10.
Surperficial 41 the time when pushing of finger presses keycap 40, because guide pillar 44 is subjected to guide channel 141 restriction in the horizontal direction of guidance part 14, therefore can only move in vertical direction.Along with finger presses produces downward displacement, the slide block 28,38 of first sliding part 20 and second sliding part 30 will be along sliding area 42 horizontal slips of keycap 40, the projection 36 of second sliding part 30 then slides in the chute 26 of first sliding part 20, because chute 26 has specific curved-surface structure, the side surface 37 of adding projection 36 is adjacent to the curved-surface structure of chute 26 all the time, so keycap 40 is being able to the maintenance level in the sliding process of bottom offset.
When assembling, can assemble first sliding part 20 and second sliding part 30 in advance, this moment since on first sliding part 20 chute 26 of depression extend internally from lateral margin, therefore the projection 36 of second sliding part 30 directly is slipped into the precalculated position in the chute 26, does not need to apply extra strength and makes first sliding part 20 or second sliding part 30 produce distortion.Thereafter, the staggered form linkage assembly that first sliding part 20 and second sliding part are combined combines with keycap, and pushes to be filled on the pedestal 10 and can finish whole assembling process.
Be appreciated that, chute 26 structures on aforementioned first sliding part 20 can be exchanged with the projection 36 on second sliding part 30, promptly as shown in Figure 4, first sliding part 20 ' both sides rod member 24 ' the relative inner surface be provided with columned projection 36 ', second sliding part 30 ' both sides rod member 34 ' relative outer surface then be provided with the chute 26 that caves inward '.Perhaps, make respectively to have a chute and a projection (figure does not show) on first sliding part and second sliding part, and become corresponding structure each other, also can reach identical effect.
Claims (11)
1. a key device is characterized in that, comprising:
Pedestal convexes with on it to fix projection and form two fixings and distinguishes, and is provided with one first guidance part at least in the both sides in this fixing district;
The staggered form linkage assembly, form by first sliding part and second sliding part, this first sliding part and second sliding part engage with chute and projection cube structure, and this chute extends internally from the lateral margin of sliding part, this first sliding part comprises one first holding division, and two first rod members that extend in the same way respectively from the first holding division two ends, this second sliding part comprises one second holding division, and two second rod members that extend in the same way respectively from the second holding division two ends, relative separately another ora terminalis that it connects holding division of above-mentioned two rod members is equipped with slide block, this first holding division fixes the district with one of this pedestal rotationally and fixes, this second holding division is distinguished with another fixing of this pedestal rotationally and is fixed, so that this staggered form linkage assembly and this pedestal scarf;
Keycap, at least be provided with second guidance part of the one and first guidance part scarf on it, can only move in vertical direction, be provided with sliding area in the both sides of this keycap with the restriction keycap, it accommodates the slide block on this first rod member and second rod member respectively, so that this keycap and this staggered form linkage assembly scarf.
2. key device as claimed in claim 1 is characterized in that, this chute caves inward from the surface of sliding part and forms.
3. key device as claimed in claim 1 or 2 is characterized in that this chute has specific curve form.
4. key device as claimed in claim 1 is characterized in that the side surface of this projection is adjacent to the curved-surface structure of chute all the time.
5. as claim 1 or 4 described key devices, it is characterized in that this projection is cylindric.
6. key device as claimed in claim 1 is characterized in that, first guidance part is a column bossy body, and on it and be formed with guide channel, second guidance part is a guide pillar.
7. as claim 1 or 6 described key devices, it is characterized in that this guidance part is arranged at the both sides of pedestal and keycap in pairs.
8. as claim 1,2 or 4 described key devices, it is characterized in that this first sliding part slightly becomes " Qian " font.
9. key device as claimed in claim 8 is characterized in that, this chute is formed on first rod member of first sliding part.
10. as claim 1,2 or 4 described key devices, it is characterized in that this second sliding part also comprises with respect to second holding division and the strong portion that is connected with second rod member, and slightly becomes " mouth " font.
11. key device as claimed in claim 10 is characterized in that, this projection is formed on second rod member of second sliding part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN97122983A CN1084004C (en) | 1997-11-28 | 1997-11-28 | Button device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN97122983A CN1084004C (en) | 1997-11-28 | 1997-11-28 | Button device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1222701A CN1222701A (en) | 1999-07-14 |
| CN1084004C true CN1084004C (en) | 2002-05-01 |
Family
ID=5176929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN97122983A Expired - Fee Related CN1084004C (en) | 1997-11-28 | 1997-11-28 | Button device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1084004C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4901360B2 (en) * | 2006-08-11 | 2012-03-21 | 富士通コンポーネント株式会社 | Key switch device and keyboard having key switch device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4580022A (en) * | 1983-08-17 | 1986-04-01 | Preh Elektrofeinmechanische Werke, Jakob Preh, Nachf. Gmbh & Company | Keyboard key with means for supporting large key surface |
| CN2047440U (en) * | 1989-02-02 | 1989-11-08 | 何勇 | Self-locking type electrical appliance automatic turnoff switch |
| US5278372A (en) * | 1991-11-19 | 1994-01-11 | Brother Kogyo Kabushiki Kaisha | Keyboard having connecting parts with downward open recesses |
| CN2230068Y (en) * | 1995-03-14 | 1996-06-26 | 俞氏电器股份有限公司 | Pressing switch device for speaker-phone |
-
1997
- 1997-11-28 CN CN97122983A patent/CN1084004C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4580022A (en) * | 1983-08-17 | 1986-04-01 | Preh Elektrofeinmechanische Werke, Jakob Preh, Nachf. Gmbh & Company | Keyboard key with means for supporting large key surface |
| CN2047440U (en) * | 1989-02-02 | 1989-11-08 | 何勇 | Self-locking type electrical appliance automatic turnoff switch |
| US5278372A (en) * | 1991-11-19 | 1994-01-11 | Brother Kogyo Kabushiki Kaisha | Keyboard having connecting parts with downward open recesses |
| CN2230068Y (en) * | 1995-03-14 | 1996-06-26 | 俞氏电器股份有限公司 | Pressing switch device for speaker-phone |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1222701A (en) | 1999-07-14 |
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| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20020501 Termination date: 20111128 |