CN103390516B - Irradiation type operation device - Google Patents
Irradiation type operation device Download PDFInfo
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- CN103390516B CN103390516B CN201210144566.2A CN201210144566A CN103390516B CN 103390516 B CN103390516 B CN 103390516B CN 201210144566 A CN201210144566 A CN 201210144566A CN 103390516 B CN103390516 B CN 103390516B
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- front face
- operating knob
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Abstract
The present invention provides a kind of irradiation type operation device, possesses: guidance panel, is formed with opening and built-in electric substrate；Operation switch, has movable part, Switch main body, and movable part is positioned at opening, and Switch main body is mounted on electric substrate and makes movable part support this movable part along the direction of the front surface of guidance panel movably；Operating knob, can be installed on the leading section of this movable part movably together with movable part, and this operating knob is formed by translucent material by the annulus being positioned at the front face in movable part front and the neighboring from this front face extends back；Light source, it is configured at the rear of front face and front face is carried out irradiation, the light of the front face injecting operating knob from light source rearward penetrates from the rear end of annulus after irregular reference this operating knob, front surface at the circumference of the opening of guidance panel arranges reflecting surface, when operating knob moves together with movable part, the light penetrated from the rear end of annulus is radiated on the reflecting surface its moving direction.
Description
Technical field
The present invention relates to a kind of irradiation type operation device, possess the operation switch that can move operation and the irradiation type operation device being capable of unique irradiation effect particularly to a kind of.
Background technology
On the e-machine of audio devices, guider, the air-conditioning device etc. such as home-use or vehicle-mounted, it is provided with the operation devices such as the various operation buttons for operating these e-machines.Wherein, by making key-top move, the function to e-machine selects, the operation device that sets is widely used.In order to clearly identify this can move operation operation device key-top and moving direction corresponding to position on arrange word, while the symbolic labelling such as figure, can also the direction of operating at key range top, create many about under the rather dark environment at night by being arranged on the motion that above-mentioned key-top is carried out the irradiation type operation device of irradiation by the light source at the back side.Such as, Patent Document 1 discloses a kind of technical scheme, when mobile operation, by adjusting the 1st light source respectively, the briliancy of the 2nd light source realize the homogeneous illumination of being moved the irradiation portion of the operating portion of operation.
Prior art literature
Patent documentation 1 Japanese Laid-Open Patent 2011-14485 publication
Invent problem to be solved
But, although the irradiation that above-mentioned existing irradiation type operation device can make the irradiation portion of operation device is homogeneous, but when the brightness of dim environment and illumination is not high, user can be produced and can not identify the problem of direction of operating well.
Summary of the invention
The present invention is contemplated to solve above-mentioned problem and create, it is desirable to provide a kind of irradiation type operation device also being able to identify the direction of mobile operation well under the dim environment such as night.This irradiation type operation device possesses: guidance panel, is formed with opening and built-in electric substrate；Operation switch, has movable part, Switch main body, and above-mentioned movable part is positioned at above-mentioned opening, and above-mentioned Switch main body is mounted on above-mentioned electric substrate and supports this movable part when above-mentioned movable part moves up possible along the side of the front surface of aforesaid operations panel；Operating knob, it is installed on the leading section of above-mentioned movable part, can move integratedly with this movable part, this operating knob is formed by translucent material, there is front face and annulus, above-mentioned front face is positioned at above-mentioned movable part front, and above-mentioned annulus extends back from the neighboring of this front face, and above-mentioned front face and above-mentioned annulus form this operating knob；Light source, it is configured at the rear of above-mentioned front face and this front face is carried out irradiation, the light of the front face injecting aforesaid operations button from above-mentioned light source rearward penetrates from the rear end of above-mentioned annulus after irregular reference this operating knob, front surface at the circumference of the opening of aforesaid operations panel arranges reflecting surface, when aforesaid operations button moves together with above-mentioned movable part, the light penetrated from the rear end of above-mentioned annulus is radiated on the above-mentioned reflecting surface its moving direction.
According to this composition, when operating knob is moved operation, with the reflecting surface of the position corresponding to moving direction by irradiation, owing to the light being radiated on this reflecting surface is reflected, the reflecting surface of the position corresponding to this moving direction seems to become clear relative to other positions.Therefore user just can be good at identifying the direction of mobile operation, thus improve operability.
And, front face at aforesaid operations button is formed with the irradiation portion that the incident illumination made from above-mentioned light source passes through the front surface of this front face, and the surface of aforesaid operations button part except the rear end of above-mentioned irradiation portion and above-mentioned annulus covers by lighttight material.
According to this composition, the light from light source irradiation operating knob can not penetrate from the part beyond the rear end of the irradiation portion of front face and annulus, therefore, there's almost no the light loss produced due to the part light leak of never necessary irradiation.Thus needing the irradiation portion by irradiation and the light from rear end injection can become more to become clear.
Further, above-mentioned reflecting surface is minute surface, and this reflecting surface is arranged on the all-round of the circumference of above-mentioned opening.
Further, being printed with word or mark at the regulation place of above-mentioned reflecting surface, when mobile aforesaid operations button, the light penetrated from the rear end of above-mentioned annulus is to above-mentioned word or mark irradiation.
Further, above-mentioned movable part carrying out relative to the moving direction of above-mentioned Switch main body the regulation of assigned direction, what above-mentioned word or mark were printed on above-mentioned reflecting surface moves, with above-mentioned movable part, the place that possible direction is corresponding.
According to this composition, due to when operating knob is moved operation, the light penetrated from the rear end of this annulus is radiated at the word or mark that print on the reflecting surface, thus the word, the mark that print on the reflecting surface also can be seen in the dim environment such as night well clearly, improve operability.
Further, aforesaid operations button also has the annular wall of tubular, and the annular wall of this tubular rearward extends from the inner surface of above-mentioned front face, and the outer surface of this annular wall is provided with the tubular light-blocking member being enclosed in around above-mentioned light source.
According to this composition, it is possible to prevent the light leak that the light from light source irradiation operating knob produces owing to penetrating from annular wall, therefore, it is possible to ensure the brightness of the light penetrated from the rear end of above-mentioned irradiation portion and annulus to greatest extent.
And, above-mentioned Switch main body also has rotary encoder at its base portion, above-mentioned rotary encoder is provided with the rotary switch of the ring-type coaxial with above-mentioned annulus, this rotary switch is positioned at the inner side of above-mentioned opening rearward than above-mentioned annulus, and the external diameter of above-mentioned rotary switch is bigger than the size of the external diameter of above-mentioned annulus, when aforesaid operations button is not operated, the light penetrated from the rear end of above-mentioned annulus is radiated at the outer surface of above-mentioned rotary switch.
According to this composition, when operating knob is not by mobile operation, the light penetrated from the rear end of annulus is not irradiated to reflecting surface but is radiated at the outer surface of almost unreflecting rotary switch, therefore when not operating operating knob, will from the emitted about faint soft light of the annulus of operating knob, thus realizing having the irradiation of feeling of high class.
Invention effect
The present invention of above-mentioned composition, has the effect that.
When the operating knob of the irradiation type operation device of the present invention is moved operation, this operating knob is while moving to direction of operating, from the rear end of the annulus of this operating knob penetrate from light source and irradiate the light of this operating knob and irradiate the reflecting surface of opening circumference being arranged on guidance panel in the direction of movement, according to light on the reflecting surface by this reflective surface, the reflecting surface on this moving direction is made to become to become clear very much, therefore user just can identify the direction of the mobile operation to operating knob well, the irradiation effect of uniqueness can also be obtained while improving operability.
Accompanying drawing explanation
Fig. 1 is the e-machine of the irradiation type operation device being applicable to the present invention front view when operating knob is not by mobile operation.
Fig. 2 is the profile of the A-A hatching line along Fig. 1.
Fig. 3 is the assembling exploded view of the irradiation type operation device of the present invention.
Fig. 4 is the e-machine of the irradiation type operation device being applicable to the present invention front view when operating knob is moved operation.
Fig. 5 is the profile of the B-B hatching line along Fig. 2.
Detailed description of the invention
Hereinafter, with reference to accompanying drawing, the specific embodiment of the present invention is described.
Front view when Fig. 1 applies to the operating knob of the e-machine of the present invention not by mobile operation.The guidance panel that symbol 1 is made up of synthetic resin, by support 13(described later with reference to Fig. 2) it is arranged on before not shown e-machine body, this e-machine body is built-in with not shown electronic loop, CD/DVD player etc..Guidance panel 1 is provided with CD, DVD can be inserted to machine body or CD/DVD discharged from machine body insert port 10, carry out broadcasting, the selection of available each resource such as USB, the selection of each function of e-machine, each parameter adjustment key-press group 9, the USB insert port 11 of the foreign mediums such as USB, MP3, AUX insert port 12 etc. can be connected.Be built-in with operation switch 2 described later in the inner side of guidance panel 1, this operation switch 2 can carry out following 3 kinds of operations: multi-direction (being 8 directions in present embodiment) mobile operation, rotation process and pressing operation.Symbol 3 is operating knob, and symbol 8 is rotary switch.Operating knob 3, rotary switch 8 are all fixedly installed on operation switch 2, and are all protrusively provided in guidance panel 1.It is operated by button 3 and can carry out the pressing operation of aforesaid operations switch 2 and multi-direction mobile operation, the rotation process of switch 2 can be operated by rotary switch 8.
Fig. 2, Fig. 3 represent the assembled relation respectively constituted between part and each composition of the irradiation type operation device of the present invention, and Fig. 2 is the profile of line A-A and omission e-machine body along Fig. 1.As in figure 2 it is shown, guidance panel 1 is screwed etc. after fixing means is fixed on support 13, it is installed along with the front surface of not shown e-machine body with support 13.Operation switch 2 is electrically connected with the not shown electric substrate being arranged at above-mentioned e-machine body interior be fixed on the inner surface of guidance panel 1 by screw etc. while.Symbol 201 is the movable part of operation switch 2, and this movable part 201 is carried out pressing operation and multidirectional mobile operation by operating knob 3 described later, thus realizing by the operation switch 2 various operation signals of output.Symbol 202 represents the Switch main body of operation switch 2, and this Switch main body 202 arranges rotary encoder 203, and rotary encoder 203 can be rotated operation by rotary switch 8 described later.Further, as it is shown on figure 3, arrange the multiple mounting protrusion portions 203 ' being used for installing rotary switch 8 on the outer surface of rotary encoder 203.Cylindrical space with the end is formed at the top of movable part 201, is provided with electric substrate 14 bottom above-mentioned cylindrical space.Being provided with the light source 4 to operating knob 3 irradiation on the surface that the inner surface with operating knob 3 of this electric substrate 14 is relative, this light source 4 is made up of LED element etc..Further, as it is shown on figure 3, the outer surface of barrel in the first end of the movable part 201 of tubular is provided with multiple mounting protrusion portion 201 '.
As in figure 2 it is shown, be formed with the opening 5 of circle on guidance panel 1, being formed around opening circumference 501 at opening 5, this opening circumference 501 is the side view of the inverted round stage being gradually reduced along vertical operation panel 1 orient diameter inwards.Opening circumference 501 is fixed with surface configuration with the identical reflection part 6(of the surface configuration of this opening circumference 501 with reference to Fig. 2, Fig. 3 by multiple steady pins 602, multiple fixed claw 603).Reflection part 6 is coaxial with opening 5, and its surface configuration has the reflecting surface 601 being made up of plating face.Although as long as can be formed as the plane that can reflect light just passable for reflecting surface 601, but the minute surface that the such reflectance of reflecting surface that is preferably formed as in present embodiment is high.In the present embodiment, the electroplating surface layer of metal " chromium " of the reflection part 6 made at synthetic resin forms the reflecting surface 601 of minute surface, can certainly be formed by plating other metals, or the surface of the reflection part 6 by being made by the material of the materials such as metal is ground processing (mirror finish) and forms the reflecting surface of minute surface.Additionally, after although the collocation method of reflecting surface in the present embodiment is utilized in the surface gold-plating formation reflecting surface 601 of the reflection part 6 that resin is made, reflection part 6 is fixed on the method on the opening circumference 501 of opening 5 again, but reflection part 6 can also be not provided with but directly on the surface of the opening circumference 501 of opening 5 in modes such as metal film such as plated metal, patch tinfoil paper to form reflecting surface.It addition, in the present embodiment, reflecting surface 601 is arranged on the all-round of opening circumference 501 but it also may not all-round setting, only with the opening circumference 501 corresponding to the mobile possible direction of the movable part 201 of operation switch 2 on reflecting surface is set.When operation switch 2 is fixed on the inner surface of guidance panel 1, the movable part 201 of operation switch 2 runs through opening 5 as shown in Figure 2 and is forwards highlighted by guidance panel 1.In this condition, the opening circumference 501 being provided with reflecting surface 601 is positioned on the circumference coaxial with operation switch 2.
As in figure 2 it is shown, the movable part 201 of operation switch 2 arranges the cylindrical upper part covering this movable part 201 and the operating knob 3 for this movable part is operated.Operating knob 3 is made up of transparent or translucent resin, has in roundish front face 301, the annular wall 304 of annulus 302, tubular.Surface configuration at front face 301 can the irradiation portion 305 of printing opacity.Annulus 302 is rearward extended by the outer peripheral edge 306 of front face 301 and formed and also have at the end of annulus 302 can the rear end 303 of printing opacity.Annular wall 304 is rearward to be extended by the inner surface of front face 301 and formed.In the present embodiment, in irradiation portion 305, irradiation shows word " OK " as shown in Figure 1 and represents the symbols such as " arrow " of operating knob 3 moving direction, "○".Owing to the surface of the operating knob 3 beyond the rear end 303 of irradiation portion 305 and annulus 302 is by lighttight material application, irradiation portion 305 is by white light transmissive material application, and rear end 303 surface of annulus 302 is not done application and is processed, therefore, from light source 4, operating knob 3 carries out the light of irradiation to penetrate from the surface of irradiation portion 305 and rear end 303 part.As shown in Figure 2 and Figure 3, the outer peripheral face of the annular wall 304 of operating knob 3 is mounted with the lighttight light-blocking member 7 of tubular.Owing to possessing this light-blocking member 7, it is possible to prevent from spilling from the light of light source 4 through annular wall 304, so that the light penetrated by irradiation portion 305 and rear end 303 becomes strong.It is provided with light-blocking member 7 in the present embodiment but it also may take the mode of outer surface application light-proof material at operating knob 3 to replace light-blocking member 7 thus reaching to prevent the purpose of light leak.
The Switch main body 202 of operation switch 2 is provided with the rotary switch 8 of ring-type, is used for operating the rotary encoder 203 arranged on Switch main body 202.Rotary switch 8 is made up of synthetic resin, and its outer surface is formed as the side view of round platform as shown in Figure 3, and it is internally formed the cylindrical portion 801 of hollow.The diameter of the ratio movable part 201 that the internal diameter of this cylindrical portion 801 is arranged is big.In order to this rotary switch 8 is installed on rotary encoder 203, the barrel of its cylindrical portion 801 is provided with installation portion 802.And, the external diameter S of the operating knob 3 that the diameter (the external diameter K of rotary switch 8) that the lower end of the outer surface of the truncated conical shape of rotary switch 8 is formed is formed than rear end 303 is big, and the diameter that the upper end of the outer surface of rotary switch 8 is formed is less than the external diameter S of operating knob 3 (with reference to Fig. 2).
Below, the number of assembling steps of the irradiation type operation device of present embodiment is described.
First, as shown in Figure 3, light-blocking member 7 is placed under the state of annular wall 304 of operating knob 3, by being arranged on the gomphosis part 307 of the outer surface of the annular wall 304 of operating knob 3 and the mutual chimeric of the mosaic process of the not shown barrel inner surface being arranged at light-blocking member 7, this light-blocking member 7 is installed on operating knob 3.Then, the movable part 201 of operation switch 2 inserts the cylindrical portion 801 of rotary switch 8, in this condition, by the mounting protrusion portion 203 ' on the rotary encoder 203 that is arranged on the installation portion 802 of the cylindrical portion 801 of rotary switch 8 and be arranged on operation switch 2 mutual chimeric rotary switch 8 is mounted on and operates on the rotary encoder 203 switching 2.So, when rotating rotary switch 8, rotary encoder 203 has just been carried out rotation process.Then, by the Qian He of the mosaic process 701 of light-blocking member 7 with the mounting protrusion portion 201 ' of movable part 201, the operating knob 3 of integration is installed on together with light-blocking member 7 on the operation switch 2 being mounted with rotary switch 8.
Then, the opening circumference 501 that the reflection part 6 of reflecting surface 601 is mounted on the opening 5 of guidance panel 1 by steady pin 602, fixed claw 603 will be provided with.Specifically, the opening circumference 501 of opening 5 is provided with, with steady pin 602, the through hole that quantity is identical accordingly, when by reflection part 6 to installation on opening circumference 501, first multiple steady pins 602 are carried out aligned in position respectively with the multiple through holes on opening circumference 501, and the plurality of steady pin 602 is inserted through in multiple through hole respectively, in such a state, multiple fixed claw 603 is made to hang the periphery of the inner surface terminating in opening 5, thus reflection part 6 is fixedly installed in opening circumference 501.
Afterwards, by be mounted with the opening 5 of reflection part 6 by the operating knob 3 of above-mentioned number of assembling steps integration, operation switch 2, light-blocking member 7, rotary switch 8 forwards break-through together after, utilize screw etc. that aforesaid operations switchs the inner surfacies being fixed on guidance panel 1 such as 2.Then, after the means such as the guidance panel 1 being mounted with operation switch 2, operating knob 3, rotary switch 8 etc. is screwed are fixed on the support 13 shown in Fig. 2, then it is installed on together not shown e-machine body.
Irradiation type operation device according to the present embodiment assembled by above-mentioned steps, when operating knob 3 is not operated by user, just as shown in Figure 2, light (in such as figure light L) from light source 4 injects the front face 301 of operating knob 3, after the inside of operating knob 3 carries out irregular reference, the rear end 303 of operating knob 3 penetrate.Owing to the external diameter S of the annulus 302 of operating knob 3 is less than the external diameter that the rear end of the outer surface of the round table surface shape of rotary switch 8 is formed, the light penetrated by rear end 303 after irregular reference in operating knob 3 therefore from light source 4 is radiated on the outer surface of rotary switch 8.On the other hand, when operating knob 3 has been carried out mobile operation by user, the operation switch 2 integrated with this operating knob 3 also moves thus being moved operation together, simultaneously, after injecting the front face 301 of operating knob 3 from the light of light source 4 and carry out irregular reference in operating knob 3, penetrate from rear end 303, the light of injection be radiated on reflecting surface 601 with the place corresponding to the moving direction of above-mentioned mobile operation.As shown in Figure 4, Figure 5, in present embodiment, operating knob 3 is moved operation upward, then from rear end 303 injection light L will irradiation near the M of region by the top of reflecting surface.So, when operating knob 3 is moved operation, reflecting surface on the moving direction of mobile operation is by irradiation, reflecting surface will be radiated at light thereon and reflect, the reflecting surface corresponding to moving direction is made to seem brighter than the reflecting surface on other position, so in dark conditions, user just readily recognizes the direction of mobile operation.And, when not mobile operation operating knob 3, the light penetrated from the rear end 303 of annulus 302 will not be radiated at reflecting surface 601, but it is radiated at the outer surface of almost opaque rotary switch 8, therefore when operating knob 3 is not moved operation, can be appreciated that from the annulus 302 of operating knob 3 faint soft light emitted about, it is achieved there is the irradiation effect of feeling of high class.
Furthermore it is possible in the position corresponding to the mobile possible direction of the movable part 201 of reflecting surface 601, for instance in the present embodiment shown in Fig. 4, the hatched example areas corresponding to moveable 8 directions of movable part 201 of operation switch 2 prints word, mark etc..So, when operating knob 3 is by mobile operation, the light penetrated from the rear end 303 of its annulus 302 irradiates the word or mark that print on the reflecting surface, makes user also be able to identify that these print word on the reflecting surface, mark well in dark environment, improves operability.
It addition, indication moves operation and includes moving horizontally operation, toppling over operation etc. in present embodiment.
Elaborate the preferred embodiment of the present invention in detail above, but the present invention is not limited to this specific embodiment, under without departing from the premise of the scope described in claim, embodiment can be carried out all deformation.Such as, operation switch 2 can also be not provided with rotary encoder 203 and rotary switch 8.
Claims (7)
1. an irradiation type operation device, possesses:
Guidance panel, is formed with opening and built-in electric substrate；
Operation switch, has movable part, Switch main body, and above-mentioned movable part is positioned at above-mentioned opening, and above-mentioned Switch main body is mounted on above-mentioned electric substrate and supports this movable part under moveable state at above-mentioned movable part along the direction of the front surface of aforesaid operations panel；
Operating knob, it is installed on the leading section of above-mentioned movable part, can move integratedly with this movable part, this operating knob is formed by translucent material, there is front face and annulus, above-mentioned front face is positioned at above-mentioned movable part front, and above-mentioned annulus extends back from the neighboring of this front face, and above-mentioned front face and above-mentioned annulus form this operating knob；
Light source, is configured at the rear of above-mentioned front face and this front face is carried out irradiation, it is characterised in that:
The light of the front face injecting aforesaid operations button from above-mentioned light source rearward penetrates from the rear end of above-mentioned annulus after irregular reference this operating knob,
Front surface at the circumference of the opening of aforesaid operations panel arranges reflecting surface,
When aforesaid operations button moves together with above-mentioned movable part, the light penetrated from the rear end of above-mentioned annulus is radiated on the above-mentioned reflecting surface its moving direction.
2. irradiation type operation device according to claim 1, it is characterised in that:
Front face at aforesaid operations button is formed with the irradiation portion that the incident illumination made from above-mentioned light source passes through the front surface of this front face, and the surface of aforesaid operations button part except the rear end of above-mentioned irradiation portion and above-mentioned annulus covers by lighttight material.
3. irradiation type operation device according to claim 1, it is characterised in that:
Above-mentioned reflecting surface is minute surface, and this reflecting surface is arranged on the all-round of the circumference of above-mentioned opening.
4. irradiation type operation device according to claim 1, it is characterised in that:
Being printed with word or mark at the regulation place of above-mentioned reflecting surface, when mobile aforesaid operations button, the light penetrated from the rear end of above-mentioned annulus is to above-mentioned word or mark irradiation.
5. irradiation type operation device according to claim 4, it is characterised in that:
Above-mentioned movable part carries out the regulation of assigned direction relative to the moving direction of above-mentioned Switch main body, and above-mentioned word or mark are printed on the place corresponding with the moveable direction of above-mentioned movable part of above-mentioned reflecting surface.
6. irradiation type operation device according to claim 1, it is characterised in that:
Aforesaid operations button also has the annular wall of tubular, and the annular wall of this tubular rearward extends from the inner surface of above-mentioned front face, and the outer surface of this annular wall is provided with the tubular light-blocking member being enclosed in around above-mentioned light source.
7. irradiation type operation device according to claim 1, it is characterised in that:
Above-mentioned Switch main body also has rotary encoder at its base portion, above-mentioned rotary encoder is provided with the rotary switch of the ring-type coaxial with above-mentioned annulus, this rotary switch is positioned at the inner side of above-mentioned opening rearward than above-mentioned annulus, and the external diameter of above-mentioned rotary switch is bigger than the size of the external diameter of above-mentioned annulus, when aforesaid operations button is not operated, the light penetrated from the rear end of above-mentioned annulus is radiated at the outer surface of above-mentioned rotary switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210144566.2A CN103390516B (en) | 2012-05-10 | 2012-05-10 | Irradiation type operation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210144566.2A CN103390516B (en) | 2012-05-10 | 2012-05-10 | Irradiation type operation device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103390516A CN103390516A (en) | 2013-11-13 |
| CN103390516B true CN103390516B (en) | 2016-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210144566.2A Expired - Fee Related CN103390516B (en) | 2012-05-10 | 2012-05-10 | Irradiation type operation device |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1652273A (en) * | 2003-10-14 | 2005-08-10 | 阿尔卑斯电气株式会社 | Joystick input device |
| CN101604583A (en) * | 2008-06-10 | 2009-12-16 | 索尼株式会社 | The manufacture method of electronic installation and electronic installation |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001076980A (en) * | 1999-09-08 | 2001-03-23 | Toshiba Corp | Electrolytic capacitor life time evaluating circuit |
| KR101068913B1 (en) * | 2010-02-18 | 2011-09-29 | 한국알프스 주식회사 | Lighting structure of multifunction switch |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1652273A (en) * | 2003-10-14 | 2005-08-10 | 阿尔卑斯电气株式会社 | Joystick input device |
| CN101604583A (en) * | 2008-06-10 | 2009-12-16 | 索尼株式会社 | The manufacture method of electronic installation and electronic installation |
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