CN205405093U - Aircraft clock electrostatic protection device - Google Patents
Aircraft clock electrostatic protection device Download PDFInfo
- Publication number
- CN205405093U CN205405093U CN201620131756.4U CN201620131756U CN205405093U CN 205405093 U CN205405093 U CN 205405093U CN 201620131756 U CN201620131756 U CN 201620131756U CN 205405093 U CN205405093 U CN 205405093U
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- interface
- electrostatic protection
- protection diode
- ground connection
- mcu
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- 230000001681 protective effect Effects 0.000 claims abstract description 45
- 239000011521 glass Substances 0.000 claims abstract description 17
- 239000002184 metal Substances 0.000 claims abstract description 10
- 229910052751 metal Inorganic materials 0.000 claims abstract description 10
- 230000004308 accommodation Effects 0.000 claims abstract description 8
- 239000003990 capacitor Substances 0.000 claims description 25
- 239000003292 glue Substances 0.000 claims description 5
- 230000003068 static effect Effects 0.000 abstract description 4
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000006378 damage Effects 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005421 electrostatic potential Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Landscapes
- Elimination Of Static Electricity (AREA)
Abstract
The utility model provides an aircraft clock electrostatic protection device, aircraft clock include metal casing (5) and metal covering frame (4), and shell (5) are kneaded dough frame (4) lock and are enclosed into an accommodation space, set up the display hole that confession display screen (2) show on face frame (4), be provided with with display screen (2) electric connection in the accommodation space, be used for controlling the MCU of display screen (2) display time, the aircraft clock is still including setting up the face glass board (3) that just seals display hole on face frame (4), (6) are glued including the coating in the electrically conductive bonding at display hole's edge to the electrostatic protection device, the ITO conductive film has been plated to the one side with face frame (4) bonds of face glass board (3), display screen (2) still include a ESD protective device who sets up between screen display interface circuit and MCU through screen display interface circuit and MCU electric connection, electrostatic protection device. The utility model discloses an electrostatic protection device reliability is high, and anti - static effect is obvious.
Description
Technical field
This utility model relates to clock field, particularly relates to a kind of aircraft clock electrostatic protection apparatus.
Background technology
Static discharge (ElectroStaticDischarge, it is called for short ESD) refer to that the object with different electrostatic potential is adjacent to each other or direct contact causes electric charge to shift, electrostatic charge flows to the phenomenon of opposite charges concentrated area or electrostatic charge rareness district from a concentrated area.
Aviation electronics clock front is provided with LCD display and button, is assembling, tests, deposits, is carrying or can produce electrostatic charge due to friction or the electrostatic charge in air, human body or charge species be transferred on display screen or button due to contact in use procedure.The substrate generally adopted due to display screen is insulating glass material；Cannot discharge by conductive path when there is charge accumulated on its surface, can accumulate on surface always.When there is electric discharge in the electrostatic charge gathered in a large number, it is possible to screen or clock internal components can be produced permanent damage, it is also possible to cause that function or display fault occurs in system operation exception, it is therefore necessary to take measures reply static discharge.
Generally the method for reply is: stick conduction gummed paper at the dew copper place of the FPC of screen so that it is fit together with metal outer frame, thus by the electrostatic guide that accumulate on screen to default discharge circuit, it is achieved the protection to screen and internal components.This way is simple and effective to a certain extent, and the occasion reliability higher for electrostatic defending class requirement remains to be discussed.
Utility model content
The purpose of this utility model is the problem that the reliability under the occasion that electrostatic defending class requirement is higher of the existing electrostatic protection apparatus for existing aircraft clock remains to be discussed, it is proposed that a kind of aircraft clock electrostatic protection apparatus.
The technical scheme in the invention for solving the technical problem is:
The utility model proposes a kind of electrostatic protection apparatus, for aircraft clock, this aircraft clock includes metal shell and metal frame, shell and surface frame fastening and surrounds an accommodation space；Surface frame offers the display aperture appeared for display screen, accommodation space is provided with the MCU being electrically connected, showing for controlling display screen the time with display screen；Aircraft clock also includes the surface glass plate being arranged in surface frame and closing display aperture；The edge that electrostatic protection apparatus includes being coated in display aperture, the conductive bond glue for surface glass plate being bonded in surface frame；The one side with surface frame bonding of surface glass plate is coated with ITO conducting film；Display screen is electrically connected with MCU by screen display interface circuit, and electrostatic protection apparatus also includes the first ESD protective device being arranged between screen display interface circuit and MCU.
In the electrostatic protection apparatus that this utility model is above-mentioned, surface frame being further opened with key hole, aircraft clock also includes being connected with MCU by key circuit, for adjusting time and the button being located in key hole；Electrostatic protection apparatus also includes the second ESD protective device being arranged between key circuit and MCU.
In the electrostatic protection apparatus that this utility model is above-mentioned, on ITO conducting film, the resistance between any two points is no more than 300 Ω.
In the electrostatic protection apparatus that this utility model is above-mentioned, surface frame is connected by mutually nested mode or fixture with shell.
In the electrostatic protection apparatus that this utility model is above-mentioned, screen display interface circuit includes SCLFromScreen interface and SDAFromScreen interface, and MCU includes the SCLToMCU interface being electrically connected with SCLFromScreen interface and the SDAToMCU interface being electrically connected with SDAFromScreen interface；First ESD protective device includes the first electrostatic protection diode and the second electrostatic protection diode, and SCLFromScreen interface is through the first electrostatic protection diode ground connection；SDAFromScreen interface is through the second electrostatic protection diode ground connection.
In the electrostatic protection apparatus that this utility model is above-mentioned, screen display interface circuit includes SCLFromScreen interface and SDAFromScreen interface, and MCU includes SCLToMCU interface and SDAToMCU interface；First ESD protective device includes the first protective resistor, the second protective resistor, the first electrostatic protection diode and the second electrostatic protection diode, and SCLFromScreen interface is electrically connected with SCLToMCU interface through the first protective resistor；SDAFromScreen interface is electrically connected with SDAToMCU interface through the second protective resistor；SCLFromScreen interface is also successively through the first protective resistor and the first electrostatic protection diode ground connection；SDAFromScreen interface is also successively through the second protective resistor and the second electrostatic protection diode ground connection.
In the electrostatic protection apparatus that this utility model is above-mentioned, key circuit includes Key1FromScreen interface, Key2FromScreen interface, Key3FromScreen interface and Key4FromScreen interface；MCU includes the Key2ToMCU interface of Key1ToMCU interface and the Key2FromScreen interface electric connection being electrically connected with Key1FromScreen interface and the Key3ToMCU interface of Key3FromScreen interface electric connection and the Key4ToMCU interface being electrically connected with Key4FromScreen interface；Second ESD protective device includes the 3rd electrostatic protection diode, the 4th electrostatic protection diode, the 5th electrostatic protection diode, the 6th electrostatic protection diode, and wherein, Key1FromScreen interface is through the 3rd electrostatic protection diode ground connection；Key2FromScreen interface is through the 4th electrostatic protection diode ground connection；Key3FromScreen interface is through the 5th electrostatic protection diode ground connection；Key4FromScreen interface is through the 6th electrostatic protection diode ground connection.
In the electrostatic protection apparatus that this utility model is above-mentioned, key circuit includes Key1FromScreen interface, Key2FromScreen interface, Key3FromScreen interface and Key4FromScreen interface；MCU includes the Key2ToMCU interface of Key1ToMCU interface and the Key2FromScreen interface electric connection being electrically connected with Key1FromScreen interface and the Key3ToMCU interface of Key3FromScreen interface electric connection and the Key4ToMCU interface being electrically connected with Key4FromScreen interface；Second ESD protective device includes the first voltage regulation capacitor, the second voltage regulation capacitor, the 3rd voltage regulation capacitor, the 4th voltage regulation capacitor, the 3rd electrostatic protection diode, the 4th electrostatic protection diode, the 5th electrostatic protection diode, the 6th electrostatic protection diode; wherein, Key1FromScreen interface is through the 3rd electrostatic protection diode ground connection；Key2FromScreen interface is through the 4th electrostatic protection diode ground connection；Key3FromScreen interface is through the 5th electrostatic protection diode ground connection；Key4FromScreen interface is through the 6th electrostatic protection diode ground connection；Meanwhile, Key1FromScreen interface is also through the first voltage regulation capacitor ground connection；Key2FromScreen interface is also through the second voltage regulation capacitor ground connection；Key3FromScreen interface is also through the 3rd voltage regulation capacitor ground connection；Key4FromScreen interface is also through the 4th voltage regulation capacitor ground connection.
Electrostatic protection apparatus of the present utility model solves the electrostatic defending problem of aircraft clock by the mode of dual redundant, compare existing single electrostatic defending measure reliability higher, the electrostatic defending grade of its atmospherical discharges can reach 4 grades, namely ± 15KV, anti-static effect is obvious, and it is most important to the safety and reliability of avionic device.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:
Fig. 1 illustrates the structural representation of a kind of aircraft clock；
Fig. 2 illustrates the partial schematic diagram of the electrostatic protection apparatus of first embodiment of the invention；
Fig. 3 illustrates the partial schematic diagram of the electrostatic protection apparatus of this utility model first embodiment；
Fig. 4 illustrates another part schematic diagram of the electrostatic protection apparatus of this utility model first embodiment；
Fig. 5 illustrates the partial schematic diagram of the electrostatic protection apparatus of this utility model the second embodiment；
Fig. 6 illustrates another part schematic diagram of the electrostatic protection apparatus of this utility model the second embodiment.
Detailed description of the invention
The technical problems to be solved in the utility model is: the existing electrostatic protection apparatus of aircraft clock reliability under the occasion that electrostatic defending class requirement is higher remains to be discussed.The technical thought that this utility model proposes with regard to this technical problem is: adopt plated film mode to make the surface glass plate on display screen conduct electricity; and make surface glass plate be electrically connected with surface frame and shell by conductive bond glue; simultaneously; it is respectively provided with ESD protective device between screen display interface circuit and the MCU of aircraft clock of display screen and/or between key circuit and MCU; so, the multiple electrostatic protection of aircraft clock it is achieved that.
In order to make technical purpose of the present utility model, technical scheme and technique effect apparent, in order to skilled artisan understands that and implement this utility model, the utility model is described in more detail below in conjunction with the accompanying drawings and the specific embodiments.
First embodiment
The structural representation of a kind of aircraft clock is illustrated with reference to Fig. 1, Fig. 1；Fig. 2 illustrates the partial schematic diagram of the electrostatic protection apparatus of first embodiment of the invention.
As it is shown in figure 1, aircraft clock includes metal shell 5 and metal frame 4, metal shell 5 and surface frame 4 fastening surrounds an accommodation space；Surface frame 4 offers the display aperture appeared for display screen 2, accommodation space is provided with the MCU (not shown) being electrically connected, showing for controlling display screen 2 time with display screen 2；Aircraft clock also includes the surface glass plate 3 being arranged in surface frame 4 and closing display aperture；As in figure 2 it is shown, electrostatic protection apparatus include being coated in display aperture edge, conductive bond glue 6 for surface glass plate 3 being installed in surface frame 4.
In the present embodiment, surface frame 4 and shell 5 are made by alloy, can be connected by fixtures such as mutually nested mode or screws.
Further, as depicted in figs. 1 and 2, surface frame 4 being further opened with key hole 7, aircraft clock also includes being connected with MCU (not shown) by key circuit, for adjusting time and the button 1 being located in key hole 7.As in figure 2 it is shown, the number of key hole 7 needs according to design and determines, usually corresponding with the number of button 1.
Further, the one side with surface frame 4 bonding of surface glass plate 3 is coated with ITO conducting film, and, on this ITO conducting film, the resistance between any two points is no more than 300 Ω, so that the surface of surface glass plate 3 can conducting static electricity.So, by the effect of ITO conducting film and conductive bond glue 6, the one side being coated with ITO conducting film of surface glass plate 3 directly can turn on surface frame 4, and by shell 5 ground connection, thus the electrostatic accumulated at surface glass plate 3 place is derived.
Further, the partial schematic diagram of the electrostatic protection apparatus of this utility model first embodiment is illustrated with reference to Fig. 3 and Fig. 4, Fig. 3；Fig. 4 illustrates another part schematic diagram of the electrostatic protection apparatus of this utility model first embodiment.
Display screen 2 is electrically connected with MCU by screen display interface circuit, and electrostatic protection apparatus also includes the first ESD protective device being arranged between screen display interface circuit and MCU.As shown in Figure 3, screen display interface circuit includes SCLFromScreen interface and SDAFromScreen interface, and MCU includes the SCLToMCU interface being electrically connected with SCLFromScreen interface and the SDAToMCU interface being electrically connected with SDAFromScreen interface；First ESD protective device includes the first electrostatic protection diode D1 and the second electrostatic protection diode D2, SCLFromScreen interface through the first electrostatic protection diode D1 ground connection；SDAFromScreen interface is through the second electrostatic protection diode D2 ground connection.
Electrostatic protection apparatus also includes the second ESD protective device being arranged between key circuit and MCU.As shown in Figure 4, in the present embodiment, button 1 has 4, and key circuit includes Key1FromScreen interface, Key2FromScreen interface, Key3FromScreen interface and Key4FromScreen interface；MCU includes the Key2ToMCU interface of Key1ToMCU interface and the Key2FromScreen interface electric connection being electrically connected with Key1FromScreen interface and the Key3ToMCU interface of Key3FromScreen interface electric connection and the Key4ToMCU interface being electrically connected with Key4FromScreen interface.Second ESD protective device includes the 3rd electrostatic protection diode D5, the 4th electrostatic protection diode D6, the 5th electrostatic protection diode D3, the 6th electrostatic protection diode D4, and wherein, Key1FromScreen interface is through the 3rd electrostatic protection diode D5 ground connection；Key2FromScreen interface is through the 4th electrostatic protection diode D6 ground connection；Key3FromScreen interface is through the 5th electrostatic protection diode D3 ground connection；Key4FromScreen interface is through the 6th electrostatic protection diode D4 ground connection.When the work of aircraft clock, if the voltage at any one electrostatic protection diode two ends is higher than the breakdown voltage of this electrostatic protection diode, this electrostatic protection diode will turn on；So; when the electrostatic that any seam is accumulated is excessive; will turn on the contiguous electrostatic protection diode being connected of this interface; the high impedance of this electrostatic protection diode two interpolar can become Low ESR; absorb surge power simultaneously; so that the voltage clamp of this electrostatic protection diode two interpolar is at a safety value, thus effectively prevent the electrostatic destruction to MCU.
Second embodiment
Second embodiment differs only in first embodiment: the circuit of the first ESD protective device and the second ESD protective device.
The partial schematic diagram of the electrostatic protection apparatus of this utility model the second embodiment is illustrated with reference to Fig. 5 and Fig. 6, Fig. 5；Fig. 6 illustrates another part schematic diagram of the electrostatic protection apparatus of this utility model the second embodiment.
Display screen 2 is electrically connected with MCU by screen display interface circuit, and electrostatic protection apparatus also includes the first ESD protective device being arranged between screen display interface circuit and MCU.As it is shown in figure 5, screen display interface circuit includes SCLFromScreen interface and SDAFromScreen interface, MCU includes SCLToMCU interface and SDAToMCU interface；First ESD protective device includes the first protective resistor R1, the second protective resistor R2, the first electrostatic protection diode D1 and the second electrostatic protection diode D2, SCLFromScreen interface and is electrically connected with SCLToMCU interface through the first protective resistor R1；SDAFromScreen interface is electrically connected with SDAToMCU interface through the second protective resistor R2；SCLFromScreen interface is also successively through the first protective resistor R1 and the first electrostatic protection diode D1 ground connection；SDAFromScreen interface is also successively through the second protective resistor R2 and the second electrostatic protection diode D2 ground connection.Based on the first ESD protective device of first embodiment, the present embodiment also adopts protective resistor, limits current surge, and reduces ground wire bounce-back.
Electrostatic protection apparatus also includes the second ESD protective device being arranged between key circuit and MCU.As shown in Figure 6, in the present embodiment, button 1 has 4, and key circuit includes Key1FromScreen interface, Key2FromScreen interface, Key3FromScreen interface and Key4FromScreen interface；MCU includes the Key2ToMCU interface of Key1ToMCU interface and the Key2FromScreen interface electric connection being electrically connected with Key1FromScreen interface and the Key3ToMCU interface of Key3FromScreen interface electric connection and the Key4ToMCU interface being electrically connected with Key4FromScreen interface.Second ESD protective device includes the first voltage regulation capacitor C1, the second voltage regulation capacitor C2, the 3rd voltage regulation capacitor C3, the 4th voltage regulation capacitor C4, the 3rd electrostatic protection diode D5, the 4th electrostatic protection diode D6, the 5th electrostatic protection diode D3, the 6th electrostatic protection diode D4; wherein, Key1FromScreen interface is through the 3rd electrostatic protection diode D5 ground connection；Key2FromScreen interface is through the 4th electrostatic protection diode D6 ground connection；Key3FromScreen interface is through the 5th electrostatic protection diode D3 ground connection；Key4FromScreen interface is through the 6th electrostatic protection diode D4 ground connection.Meanwhile, Key1FromScreen interface is also through the first voltage regulation capacitor C1 ground connection；Key2FromScreen interface is also through the second voltage regulation capacitor C2 ground connection；Key3FromScreen interface is also through the 3rd voltage regulation capacitor C3 ground connection；Key4FromScreen interface is also through the 4th voltage regulation capacitor C4 ground connection.Based on the second ESD protective device of first embodiment, the present embodiment also adopts voltage regulation capacitor to assist the input voltage of stable MCU.
Electrostatic protection apparatus of the present utility model solves the electrostatic defending problem of aircraft clock by the mode of dual redundant, compare existing single electrostatic defending measure reliability higher, the electrostatic defending grade of its atmospherical discharges can reach 4 grades, namely ± 15KV, anti-static effect is obvious, and it is most important to the safety and reliability of avionic device.
It should be appreciated that for those of ordinary skills, it is possible to improved according to the above description or converted, and all these are improved and convert the protection domain that all should belong to this utility model claims.
Claims (8)
1. an electrostatic protection apparatus, for aircraft clock, this aircraft clock includes metal shell (5) and metal frame (4), shell (5) and surface frame (4) fastening and surrounds an accommodation space；Surface frame (4) offers the display aperture appeared for display screen (2), accommodation space is provided with the MCU being electrically connected, be used for controlling display screen (2) the display time with display screen (2)；Aircraft clock also includes being arranged in surface frame (4) and closing the surface glass plate (3) of display aperture；It is characterized in that, the edge that electrostatic protection apparatus includes being coated in display aperture, the conductive bond glue (6) for surface glass plate (3) being bonded in surface frame (4)；The one side bondd with surface frame (4) of surface glass plate (3) is coated with ITO conducting film；Display screen (2) is electrically connected with MCU by screen display interface circuit, and electrostatic protection apparatus also includes the first ESD protective device being arranged between screen display interface circuit and MCU.
2. electrostatic protection apparatus according to claim 1, it is characterized in that, being further opened with key hole (7) in surface frame (4), aircraft clock also includes being connected with MCU by key circuit, for adjusting time and the button (1) being located in key hole (7)；Electrostatic protection apparatus also includes the second ESD protective device being arranged between key circuit and MCU.
3. electrostatic protection apparatus according to claim 1, it is characterised in that on ITO conducting film, the resistance between any two points is no more than 300 Ω.
4. electrostatic protection apparatus according to claim 1, it is characterised in that surface frame (4) is connected by mutually nested mode or fixture with shell (5).
5. electrostatic protection apparatus according to claim 1, it is characterized in that, screen display interface circuit includes SCLFromScreen interface and SDAFromScreen interface, and MCU includes the SCLToMCU interface being electrically connected with SCLFromScreen interface and the SDAToMCU interface being electrically connected with SDAFromScreen interface；First ESD protective device includes the first electrostatic protection diode (D1) and the second electrostatic protection diode (D2), and SCLFromScreen interface is through the first electrostatic protection diode (D1) ground connection；SDAFromScreen interface is through the second electrostatic protection diode (D2) ground connection.
6. electrostatic protection apparatus according to claim 1, it is characterised in that screen display interface circuit includes SCLFromScreen interface and SDAFromScreen interface, MCU includes SCLToMCU interface and SDAToMCU interface；First ESD protective device includes the first protective resistor (R1), the second protective resistor (R2), the first electrostatic protection diode (D1) and the second electrostatic protection diode (D2), and SCLFromScreen interface is electrically connected with SCLToMCU interface through the first protective resistor (R1)；SDAFromScreen interface is electrically connected with SDAToMCU interface through the second protective resistor (R2)；SCLFromScreen interface is also successively through the first protective resistor (R1) and the first electrostatic protection diode (D1) ground connection；SDAFromScreen interface is also successively through the second protective resistor (R2) and the second electrostatic protection diode (D2) ground connection.
7. electrostatic protection apparatus according to claim 2, it is characterised in that key circuit includes Key1FromScreen interface, Key2FromScreen interface, Key3FromScreen interface and Key4FromScreen interface；MCU includes the Key2ToMCU interface of Key1ToMCU interface and the Key2FromScreen interface electric connection being electrically connected with Key1FromScreen interface and the Key3ToMCU interface of Key3FromScreen interface electric connection and the Key4ToMCU interface being electrically connected with Key4FromScreen interface；Second ESD protective device includes the 3rd electrostatic protection diode (D5), the 4th electrostatic protection diode (D6), the 5th electrostatic protection diode (D3), the 6th electrostatic protection diode (D4); wherein, Key1FromScreen interface is through the 3rd electrostatic protection diode (D5) ground connection；Key2FromScreen interface is through the 4th electrostatic protection diode (D6) ground connection；Key3FromScreen interface is through the 5th electrostatic protection diode (D3) ground connection；Key4FromScreen interface is through the 6th electrostatic protection diode (D4) ground connection.
8. electrostatic protection apparatus according to claim 2, it is characterised in that key circuit includes Key1FromScreen interface, Key2FromScreen interface, Key3FromScreen interface and Key4FromScreen interface；MCU includes the Key2ToMCU interface of Key1ToMCU interface and the Key2FromScreen interface electric connection being electrically connected with Key1FromScreen interface and the Key3ToMCU interface of Key3FromScreen interface electric connection and the Key4ToMCU interface being electrically connected with Key4FromScreen interface；Second ESD protective device includes the first voltage regulation capacitor (C1), the second voltage regulation capacitor (C2), the 3rd voltage regulation capacitor (C3), the 4th voltage regulation capacitor (C4), the 3rd electrostatic protection diode (D5), the 4th electrostatic protection diode (D6), the 5th electrostatic protection diode (D3), the 6th electrostatic protection diode (D4); wherein, Key1FromScreen interface is through the 3rd electrostatic protection diode (D5) ground connection；Key2FromScreen interface is through the 4th electrostatic protection diode (D6) ground connection；Key3FromScreen interface is through the 5th electrostatic protection diode (D3) ground connection；Key4FromScreen interface is through the 6th electrostatic protection diode (D4) ground connection；Meanwhile, Key1FromScreen interface is also through the first voltage regulation capacitor (C1) ground connection；Key2FromScreen interface is also through the second voltage regulation capacitor (C2) ground connection；Key3FromScreen interface is also through the 3rd voltage regulation capacitor (C3) ground connection；Key4FromScreen interface is also through the 4th voltage regulation capacitor (C4) ground connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620131756.4U CN205405093U (en) | 2016-02-19 | 2016-02-19 | Aircraft clock electrostatic protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620131756.4U CN205405093U (en) | 2016-02-19 | 2016-02-19 | Aircraft clock electrostatic protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205405093U true CN205405093U (en) | 2016-07-27 |
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ID=56445210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620131756.4U Expired - Fee Related CN205405093U (en) | 2016-02-19 | 2016-02-19 | Aircraft clock electrostatic protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205405093U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110119081A (en) * | 2018-02-05 | 2019-08-13 | 精工爱普生株式会社 | Electronic watch |
-
2016
- 2016-02-19 CN CN201620131756.4U patent/CN205405093U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110119081A (en) * | 2018-02-05 | 2019-08-13 | 精工爱普生株式会社 | Electronic watch |
| CN110119081B (en) * | 2018-02-05 | 2021-10-19 | 精工爱普生株式会社 | Electronic clock |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 518034 Guangdong city of Shenzhen province Nanshan District Gao Xin Road Fiyta Technology Building Patentee after: Feiyada Precision Technology Co.,Ltd. Address before: 518034 Guangdong city of Shenzhen province Nanshan District Gao Xin Road Fiyta Technology Building Patentee before: FIYTA HOLDINGS Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160727 |