CN101870273A - Flasher and control method thereof - Google Patents
Flasher and control method thereof Download PDFInfo
- Publication number
- CN101870273A CN101870273A CN 200910082544 CN200910082544A CN101870273A CN 101870273 A CN101870273 A CN 101870273A CN 200910082544 CN200910082544 CN 200910082544 CN 200910082544 A CN200910082544 A CN 200910082544A CN 101870273 A CN101870273 A CN 101870273A
- Authority
- CN
- China
- Prior art keywords
- circuit
- der blink
- blink und
- und abblendschalter
- relays
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000001514 detection method Methods 0.000 claims description 10
- 230000005611 electricity Effects 0.000 abstract 2
- 150000001875 compounds Chemical class 0.000 description 5
- 230000010355 oscillation Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 230000005669 field effect Effects 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008832 photodamage Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Images
Landscapes
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Abstract
The invention discloses a control method of a flasher. The flasher comprises a plurality of relays, wherein each relay controls the flashing of one or one group of corresponding vehicle lamps and is provided with an input loop for controlling the opening or closing of a contact thereof and an output loop for supplying power to the corresponding vehicle lamp. The control method comprises the following steps of: controlling to cut off the output loops of the plurality of relays; controlling to close the contacts of one or more relays; controlling to close the contact of one of the plurality of relays; and controlling to close the output loops of the plurality of relays to ignite the vehicle lamps corresponding to the relays. The invention also provides the flasher controlled by the method. Because no electricity exists in the output loop for supplying power to the vehicle lamp when the contact of the relay is switched, the contact works without electricity during the contact switching of the relay so as to prolong the life of the flasher.
Description
Technical field
The present invention relates to a kind of Der Blink und Abblendschalter and control method thereof, relate in particular to a kind of compound Der Blink und Abblendschalter and control method thereof that is used for vehicle, described Der Blink und Abblendschalter has the characteristics of relay system and non-contact type Der Blink und Abblendschalter concurrently.
Background technology
Automobile-used Der Blink und Abblendschalter in the market, most of product all are relay system or non-contact type (claiming pure electronic type again) Der Blink und Abblendschalter.Can produce spark when the defective of relay system Der Blink und Abblendschalter is relay contact closure, burn easily, influence service life; There is not mechanical contact in the non-contact type Der Blink und Abblendschalter; fully by the flash of light of circuit control car light; though remedied the deficiency of relay system Der Blink und Abblendschalter; but Short Circuit withstand poor performance; and some has the non-contact type Der Blink und Abblendschalter of short-circuit protection and measuring ability; its circuit complexity, relay system Der Blink und Abblendschalter cost increases much relatively, and price is higher.The low-cost Der Blink und Abblendschalter of on the market some in addition, the car light fracture of wire can not reliably be reported to the police, and makes navigating mate can not know in time that car light damages, and causes the vehicle traffic violation of setting out on a journey, the easier hidden danger that causes; Perhaps navigating mate is reequiped car light privately, surpasses the rating horsepower of load or causes line short, causes control circuit to burn; Perhaps a certain loop of Der Blink und Abblendschalter et out of order causes whole vehicle body indicator lamp to quit work or malfunction.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of Der Blink und Abblendschalter and control method thereof, to reduce or to avoid problem noted earlier.
Specifically, the invention provides a kind of Der Blink und Abblendschalter and control method thereof, it has the characteristics of relay system and non-contact type Der Blink und Abblendschalter concurrently, can not produce spark during relay contact closure, and the relative non-contact type Der Blink und Abblendschalter of circuit is simple, and cost is relatively low, the cost performance height.
For solving the problems of the technologies described above, the invention provides a kind of control method of Der Blink und Abblendschalter, this Der Blink und Abblendschalter comprises a plurality of relays, one or one group cooresponding car light flash of light of each described relay control, each described relay all has input circuit and output loop for its cooresponding car light power supply of the folding of its contact of control, and described control method comprises the steps:
Control disconnects the described output loop of described a plurality of relays, afterwards, controls the closing of contact of one or more described relays; And, control the closing of contact of one of described a plurality of relays, afterwards, control makes the described output loop closure of described a plurality of relays, lights the pairing car light of this relay.
The present invention also provides a kind of Der Blink und Abblendschalter of being controlled by above-mentioned control method, and wherein, described Der Blink und Abblendschalter also comprises an electronic switch, and this electronic switch is controlled the disconnection and the closure of whole described output loops of described a plurality of relays; Only after described electronic switch disconnected the described output loop of described a plurality of relays, the contact of one or more described relays was just closed; And only after the closing of contact of one of described a plurality of relays, described electronic switch is the described output loop of closed described a plurality of relays, lights the pairing car light of this relay.
Preferably, described electronic switch comprises a controlled N-MOS at least.
Preferably, described Der Blink und Abblendschalter also comprises a MCU, to control described a plurality of relay and described electronic switch.
Preferably, described Der Blink und Abblendschalter also comprises a N-MOS driving circuit, and described MCU controls disconnection and the closure of described N-MOS by described N-MOS driving circuit.
Preferably; described Der Blink und Abblendschalter also comprises a N-MOS short-circuit protection circuit; when a described car light was short-circuited, this N-MOS short-circuit protection circuit was controlled described N-MOS driving circuit and is closed, and sent short-circuit signal and close the flash function of this car light for described MCU.
Preferably, described MCU can connect described relay by and/or overload detection circuit underload corresponding to of each relay, when described underload and/or overload detection circuit detects the underload and/or overload of one or more described car lights, this is underload and/or overload detection circuit will be detected underload and/or overload signal give described MCU control warning.
Preferably, described MCU reports to the police by failure indicating circuit control, and this failure indicating circuit is provided with short-circuit protection circuit, to protect described failure indicating circuit.
Preferably, described MCU detects external voltage by voltage detecting circuit to be changed, and closes the flash function of described car light when detecting high pressure.
Preferably, described MCU connects external power supply by electric power management circuit, described MCU is powered and reverse connecting protection is provided.
Above-mentioned Der Blink und Abblendschalter provided by the present invention and control method thereof are because when switch the contact of relay, do not have in the output loop for the car light power supply, can charged work when making the contact of relay switch, that is its closing of contact or can not switch on open circuited time the itself, thereby can in the action of contact, not produce spark, the life-span of having improved Der Blink und Abblendschalter.
In addition; above-mentioned Der Blink und Abblendschalter also provides the kinds of protect circuit; thereby can in the voltage range of wide model, carry out car light control and danger warning control by failure-free; and when every bus lamp takes place to transship and is underload; can both carry out correct detection; protection and indicating fault can be realized stubble warning device and short-circuit protection by failure-free.
Description of drawings
The following drawings only is intended to the present invention done and schematically illustrates and explain, not delimit the scope of the invention.Wherein,
Figure 1 shows that structural representation according to the Der Blink und Abblendschalter of a specific embodiment of the present invention.
Figure 2 shows that structural representation according to the Der Blink und Abblendschalter of another specific embodiment of the present invention.
The specific embodiment
Understand for technical characterictic of the present invention, purpose and effect being had more clearly, now contrast description of drawings the specific embodiment of the present invention.Wherein, identical parts adopt identical label.
Figure 1 shows that the structural representation according to the Der Blink und Abblendschalter of a specific embodiment of the present invention, this Der Blink und Abblendschalter is a kind of compound Der Blink und Abblendschalter that is used for vehicle, and it has the characteristics of relay system and non-contact type Der Blink und Abblendschalter concurrently.Specifically, Der Blink und Abblendschalter of the present invention more is similar to traditional relay formula Der Blink und Abblendschalter, but for fear of the described defective of background technology part, increased electronic switch on the basis of relay system Der Blink und Abblendschalter, so that the contact of relay can charged work when switching.
As shown in the figure, Der Blink und Abblendschalter of the present invention comprises a plurality of relays 2, one or one group cooresponding car light 1 flash of light of each relay 2 control, each relay 2 all has input circuit 22 and output loop 23 for its cooresponding car light 1 power supply of the folding of its contact 21 of control.Described Der Blink und Abblendschalter also comprises an electronic switch 24, the disconnection and the closure of whole output loops 23 of the described a plurality of relays 2 of these electronic switch 24 may command.
Do not comprise electronic switch 24 in the common relay system Der Blink und Abblendschalter, therefore output loop 23 direct connection car lights 1 can produce electro spark in the time of 21 foldings of the contact of relay 2, relay is burnt, and influence service life.And common non-contact type Der Blink und Abblendschalter does not comprise relay 2; only by 1 flash of light of electronic switch 24 control car lights; but Short Circuit withstand poor performance; and some has the non-contact type Der Blink und Abblendschalter of short-circuit protection and measuring ability; its circuit complexity; relay system Der Blink und Abblendschalter cost increases much relatively, and price is higher.
Among the present invention, control its cooresponding relay 2 that remains of each car light 1 flash of light, electronic switch 24 is used to control the disconnection and the closure of the output loop 23 of all relays 2, thereby a job can be with in the contact 21 that only needs an electronic switch 24 just can control all relays 2 in its switching, thereby can not produce spark 21 actions of its contact the time, with respect to the relay system Der Blink und Abblendschalter, improved the life-span of Der Blink und Abblendschalter.And, owing to respect to the relay system Der Blink und Abblendschalter, only need to increase an electronic switch 24, with respect to a plurality of relay 2 its costs that increased and few, but the life-span that but can improve relay greatly, thereby cost performance will exceed much relatively.
On the other hand; because single electronic switch often needs cooresponding driving circuit and protective circuit etc.; its cost for single relay is very high; therefore; if similar non-contact type Der Blink und Abblendschalter is such; each car light all is provided with a cooresponding electronic switch and controls its flash of light, and then its cost obviously can be higher than the relay system Der Blink und Abblendschalter, also is higher than this compound Der Blink und Abblendschalter of the present invention.
In addition, since the non-contact type Der Blink und Abblendschalter the extra components and parts of flash of light process need of control car light send patter, patter switching sound (existing various countries all regulation Der Blink und Abblendschalter need to send switching sound in the process of control car light flash of light), and this compound Der Blink und Abblendschalter of the present invention has kept relay, thereby relay can send the switching sound of nature when switch its contact, need not extra sounding components and parts.Need one cover sounding components and parts be set corresponding to each car light compared to the non-contact type Der Blink und Abblendschalter, this compound Der Blink und Abblendschalter of the present invention has further reduced cost, has improved competitiveness of product.
In a specific embodiment of the present invention, electronic switch 24 can be a N channel field-effect pipe (N-MOS), it is the electronic switch of other kinds relatively, for example P-channel field-effect transistor (PEFT) pipe (P-MOS) or silicon control etc. will be simply, more cheaply, owing to control its cooresponding relay that remains of each car light flash of light, therefore, on function and reliability N-MOS also can satisfy needs of the present invention.Certainly, the present invention also can adopt P-MOS or silicon control as electronic switch 24.
During the work of Der Blink und Abblendschalter shown in the figure, can set, only after electronic switch 24 disconnects 2 output loops 23 of described a plurality of relays, just control contact 21 closures of one or more relays 2; And, only after 21 closures of the contact of one of a plurality of described relays 2, just control the output loop 23 of electronic switch 24 closed described a plurality of relays 2, light this relay 2 pairing car lights 1.In this way, when the contact 21 of relay 2 was closed or open circuited, for the output loop 23 of car light 1 power supply is open circuited, so the switching of contact 21 can be not charged, thereby can not produce electro spark.
Concrete operating process is, when Vehicular turn needs 1 flash of light of a car light, for example left-handed turning to the time need left side car light flash of light, at left side car light 1 itself is under the state of lighting, the contact 21 of electronic switch 24 and the cooresponding relay 2 of this car light all is closed, therefore, at first controls the output loop 23 that electronic switch 24 disconnects all relays 2, the contact 21 of control relay 2 disconnects then, and left side car light 1 extinguishes; Then begin the process of lighting of left side car light 1: still be under the off-state at electronic switch 24, make contact 21 closures of left side car light 1 cooresponding relay 2, control electronic switch 24 closed output loops 23 afterwards, light car light 1; Circulation according to this.At left side car light 1 itself is under the state that extinguishes, the contact 21 of electronic switch 24 and left side car light 1 cooresponding relay 2 all is open circuited, therefore, still be under the off-state at electronic switch 24, at first make contact 21 closures of left side car light 1 cooresponding relay 2, control electronic switch 24 closed output loops 23 afterwards, light car light 1; Then begin the extinguishing process of left side car light 1: make electronic switch 24 disconnect output loop 23 earlier, the contact 21 of control left side car light 1 cooresponding relay 2 disconnects then, and left side car light 1 extinguishes; Circulation according to this.
Be the working process that example has illustrated Der Blink und Abblendschalter of the present invention with the left side car light only below, those skilled in the art should be easy to just it to be generalized to the situation that other need utilize the flash of light of Der Blink und Abblendschalter control car light, give unnecessary details no longer one by one at this.
Figure 2 shows that the structural representation according to the Der Blink und Abblendschalter of another specific embodiment of the present invention, each relay 2 all is reduced to a box indicating among the figure.As shown in the figure, this Der Blink und Abblendschalter also comprises a microcontroller (MCU, Micro Controller Unit) 3, to control at least one relay 2 and corresponding N-MOS 24 as electronic switch.A plurality of relays 2 have been shown among Fig. 2, and all relays 2 are all powered to a plurality of car lights 1 by a N-MOS 24 controls.
The present invention is owing to need control the disconnection and the closure of the output loop of a plurality of relays 2 by a N-MOS simultaneously, also to consider the problem that cooperatively interacts of N-MOS and each relay simultaneously, the oscillation frequency of relative degree of precision need be provided, and guarantee that this frequency is not subjected to the influence of external environment.Therefore, the present invention has adopted MCU, utilizes crystal oscillator wherein to produce clock frequency, guarantees the accuracy of the flicker frequency of Der Blink und Abblendschalter.Comparatively speaking, if use oscillating circuit to produce oscillation frequency, this frequency can change with temperature, change of voltage, and error is bigger, and the oscillation frequency that adopts MCU to provide is reliable and stable, and is little with environmental change.Certainly, the present invention also can adopt an external crystal-controlled oscillation to produce required clock frequency.
Compared to the electronic switch of other kinds, N-MOS 24 needs higher voltage to be driven, and therefore, Der Blink und Abblendschalter of the present invention can also comprise a N-MOS driving circuit 25, and MCU 3 is by disconnection and the closure of N-MOS driving circuit 25 control N-MOS 24.For the protection N-MOS 24 not the reason short circuit burn; Der Blink und Abblendschalter of the present invention can also comprise a N-MOS short-circuit protection circuit 26; when car light 1 is short-circuited; these N-MOS short-circuit protection circuit 26 may command N-MOS driving circuits 25 cut out, and send the flash function that short-circuit signal is given MCU 3 closing vehicle lamps 1.
In a specific embodiment of the present invention, MCU 3 can connect relay 2 by the overload detection circuit 4 corresponding to each relay 2, when overload testing circuit 4 detects car light 1 overload, when for example over current fault takes place in car light 1, this overload detection circuit 4 reports to the police to MCU 3 controls detected overload signal, for example, provide alerting signal by fault-indicating lamp 14.
In a specific embodiment of the present invention, MCU 3 can connect relay 2 by a underload testing circuit 5 corresponding to each relay 2, when underload testing circuit 5 detects car light 1 when underload, when for example filament failure takes place in car light 1, this is underload, and testing circuit 5 reports to the police to MCU 3 controls detected underload signal, for example, provide alerting signal by fault-indicating lamp 14.
In a specific embodiment of the present invention, MCU 3 can report to the police by failure indicating circuit 13 controls corresponding to fault-indicating lamp 14, and this failure indicating circuit 13 is provided with short-circuit protection circuit 12, to protect described failure indicating circuit 13.
In a specific embodiment of the present invention, MCU 3 can detect external voltage by voltage detecting circuit 9 and change the flash function of closing vehicle lamp 1 when detecting high pressure.
In a specific embodiment of the present invention, MCU 3 can detect the external switch state by switch testing circuit 10, still is that the hydropac switch is effective with detection left steering switch, right steering switch.
In a specific embodiment of the present invention, MCU 3 can connect external power supply by electric power management circuit 11, to realize power supply and the reverse connecting protection of MCU 3.For example, in electric power management circuit 11, can comprise a diode, when power supply and ground reversal connection, because the protection of diode, thereby MCU can not burnt.
Though it will be appreciated by those skilled in the art that the present invention is that mode according to a plurality of embodiment is described, and is not that each embodiment only comprises an independently technical scheme.Narration like this only is for the sake of clarity in the specification sheets; those skilled in the art should make specification sheets as a wholely to be understood, and regard technical scheme related among each embodiment as the mode that can be combined into different embodiment mutually understand protection scope of the present invention.The above only is the schematic specific embodiment of the present invention, is not in order to limit scope of the present invention.Any those skilled in the art, equivalent variations, the modification of being done under the prerequisite that does not break away from design of the present invention and principle and combining all should belong to the scope of protection of the invention.
Claims (10)
1. the control method of a Der Blink und Abblendschalter, this Der Blink und Abblendschalter comprises a plurality of relays, one or one group cooresponding car light flash of light of each described relay control, each described relay all has input circuit and output loop for its cooresponding car light power supply of the folding of its contact of control, it is characterized in that described control method comprises the steps:
Control disconnects the described output loop of described a plurality of relays, afterwards, controls the closing of contact of one or more described relays; And, control the closing of contact of one of described a plurality of relays, afterwards, control makes the described output loop closure of described a plurality of relays, lights the pairing car light of this relay.
2. Der Blink und Abblendschalter that control method according to claim 1 is controlled is characterized in that:
Described Der Blink und Abblendschalter also comprises an electronic switch, and this electronic switch is controlled the disconnection and the closure of whole described output loops of described a plurality of relays; Wherein,
Only after described electronic switch disconnected the described output loop of described a plurality of relays, the contact of one or more described relays was just closed; And,
Only after the closing of contact of one of described a plurality of relays, described electronic switch is the described output loop of closed described a plurality of relays, lights the pairing car light of this relay.
3. Der Blink und Abblendschalter according to claim 2, wherein, described electronic switch comprises a controlled N-MOS at least.
4. Der Blink und Abblendschalter according to claim 2, wherein, described Der Blink und Abblendschalter also comprises a MCU, to control described a plurality of relay and described electronic switch.
5. Der Blink und Abblendschalter according to claim 4, wherein, described Der Blink und Abblendschalter also comprises a N-MOS driving circuit, described MCU controls disconnection and the closure of described N-MOS by described N-MOS driving circuit.
6. Der Blink und Abblendschalter according to claim 5; wherein; described Der Blink und Abblendschalter also comprises a N-MOS short-circuit protection circuit; when a described car light is short-circuited; this N-MOS short-circuit protection circuit is controlled described N-MOS driving circuit and is closed, and sends short-circuit signal and close the flash function of this car light for described MCU.
7. Der Blink und Abblendschalter according to claim 4, wherein, described MCU can connect described relay by and/or overload detection circuit underload corresponding to of each relay, when described underload and/or overload detection circuit detects the underload and/or overload of one or more described car lights, this is underload and/or overload detection circuit will be detected underload and/or overload signal give described MCU control warning.
8. Der Blink und Abblendschalter according to claim 7, wherein, described MCU reports to the police by failure indicating circuit control, and this failure indicating circuit is provided with short-circuit protection circuit, to protect described failure indicating circuit.
9. Der Blink und Abblendschalter according to claim 4, wherein, described MCU detects external voltage by voltage detecting circuit to be changed, and closes the flash function of described car light when detecting high pressure.
10. Der Blink und Abblendschalter according to claim 4, wherein, described MCU connects external power supply by electric power management circuit, described MCU is powered and reverse connecting protection is provided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910082544 CN101870273B (en) | 2009-04-24 | 2009-04-24 | Flasher and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910082544 CN101870273B (en) | 2009-04-24 | 2009-04-24 | Flasher and control method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101870273A true CN101870273A (en) | 2010-10-27 |
| CN101870273B CN101870273B (en) | 2012-10-24 |
Family
ID=42995416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200910082544 Expired - Fee Related CN101870273B (en) | 2009-04-24 | 2009-04-24 | Flasher and control method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101870273B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102685980A (en) * | 2011-03-15 | 2012-09-19 | 汽车照明罗伊特林根有限公司 | Lighting device for a motor vehicle with a redundant control of light sources |
| CN109878411A (en) * | 2019-04-12 | 2019-06-14 | 福建船政交通职业学院 | A kind of electric heating wire type flasher circuit that folk art term automatically switches |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB780549A (en) * | 1955-08-19 | 1957-08-07 | Hollins J R | Signaling device |
| US3002127A (en) * | 1959-10-14 | 1961-09-26 | Signal Stat Corp | Oscillator controlled flashing signal lamp circuit |
| US3188623A (en) * | 1960-02-08 | 1965-06-08 | Master Specialties Company | Free running multivibrator circuit energizing an indicator circuit |
| DE4113455C2 (en) * | 1991-04-25 | 1994-02-10 | Telefunken Microelectron | Electronic flasher |
| CN2101612U (en) * | 1991-09-24 | 1992-04-15 | 石求新 | Delay flashing relay for lamp of car |
| CN2286126Y (en) * | 1997-03-18 | 1998-07-15 | 李泽辉 | Flash controller for lamp of vehicle |
| AU2003255689A1 (en) * | 2003-06-23 | 2005-02-14 | Jean-Paul Degaches | Device for improving the effectiveness of hazard warning lamps of motor vehicles or trailers |
-
2009
- 2009-04-24 CN CN 200910082544 patent/CN101870273B/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102685980A (en) * | 2011-03-15 | 2012-09-19 | 汽车照明罗伊特林根有限公司 | Lighting device for a motor vehicle with a redundant control of light sources |
| CN102685980B (en) * | 2011-03-15 | 2016-06-29 | 汽车照明罗伊特林根有限公司 | There is the lighting assembly for vehicles of the Redundant Control of light source |
| CN109878411A (en) * | 2019-04-12 | 2019-06-14 | 福建船政交通职业学院 | A kind of electric heating wire type flasher circuit that folk art term automatically switches |
| CN109878411B (en) * | 2019-04-12 | 2024-04-05 | 福建船政交通职业学院 | Electric heating wire type flasher circuit capable of automatically switching between two gears |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101870273B (en) | 2012-10-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP5894291B2 (en) | Power battery assembly and electric vehicle including the same | |
| CN101888114B (en) | Multifunctional power supply of vehicular automotive electronic device | |
| JP3823014B2 (en) | Discharge lamp lighting circuit | |
| CN102931897B (en) | Control device of electric motor | |
| JPS63202217A (en) | Circuit supplying power to a plurality of loads | |
| CN104025236A (en) | Latching Relay Drive Circuit With Interlocking With The Ignition Switch Of A Vehicle | |
| CN212034406U (en) | LED module street lamp self-adaptation system | |
| CN101870273B (en) | Flasher and control method thereof | |
| CN104608686A (en) | Automobile storage battery fault early warning device | |
| WO2008067140A2 (en) | Multipower voltage regulator | |
| CN201390197Y (en) | Flasher | |
| CN104199327A (en) | Controller for sealing device of muck transport vehicle | |
| CN102435933B (en) | Automobile circuit fault discrimination method | |
| CN104786977B (en) | Air bag system | |
| KR100491890B1 (en) | Electric-leak location checking device and method by safety voltage | |
| JP5656396B2 (en) | Traffic signal system | |
| JP3899827B2 (en) | Output branch device and shut-off unit | |
| CN101746309A (en) | Software control method for automobile indicator lights and control system thereof | |
| CN204009431U (en) | Dregs haulage vehicle packoff controller | |
| CN205029944U (en) | LED signal controlling ware | |
| CN213716176U (en) | Traffic signal lamp system and traffic signal lamp control system | |
| CN100467335C (en) | Detecting controller for motorcycle turning lamp | |
| CN215204657U (en) | Turn signal lamp fault diagnosis device and vehicle | |
| CN203093746U (en) | Anti-crash one-click starting system | |
| CN205657023U (en) | Divide closing coils protection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 4 / F, building 1, No.14 Jiuxianqiao Road, Chaoyang District, Beijing 100020 Patentee after: Beijing Jingwei Hengrun Technology Co.,Ltd. Address before: 100101 Beijing city Chaoyang District Anxiang Lane No. 11 Beijing building B block 8 layer Patentee before: Beijing Jingwei HiRain Technologies Co.,Ltd. |
|
| 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: 20121024 |