CN204316773U - A kind of beam excitation formula constant-current pulse life raft energy conserving system - Google Patents
A kind of beam excitation formula constant-current pulse life raft energy conserving system Download PDFInfo
- Publication number
- CN204316773U CN204316773U CN201420715854.3U CN201420715854U CN204316773U CN 204316773 U CN204316773 U CN 204316773U CN 201420715854 U CN201420715854 U CN 201420715854U CN 204316773 U CN204316773 U CN 204316773U
- Authority
- CN
- China
- Prior art keywords
- triode
- resistance
- constant
- pin
- transformer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
Abstract
The utility model discloses a kind of beam excitation formula constant-current pulse life raft energy conserving system, primarily of strobotron VG, constant-current LED driver QX, trigger booster circuit, the pulse driving circuit be connected with strobotron VG with this triggering booster circuit, grid is connected with the DRV pin of this constant-current LED driver QX, drain electrode is connected with the VIN pin of constant-current LED driver QX after resistance R5 through inductance L successively, and the field effect transistor Q5 of source ground, be serially connected in the controllable diode D3 between the drain electrode of field effect transistor Q5 and the VIN pin of constant-current LED driver QX, and the LED group be serially connected between the source electrode of field effect transistor Q5 and the VIN pin of constant-current LED driver QX forms.The utility model adopts constant-current LED driver to be used as electric energy and triggers core, and revolutionize the circuit structure of traditional life raft electricity-saving lamp, not only its overall structure is comparatively simple, and it makes and safeguards very convenient.
Description
Technical field
The utility model relates to electric energy-saving field, specifically refers to a kind of beam excitation formula constant-current pulse life raft energy conserving system.
Background technology
At present, be no matter that airplane crash or the perils of the sea occur, life raft is all absolutely necessary lifesaving apparatus.And just must save as the electric energy of life raft, with the work that the flash warning lamp guaranteeing for sending an SOS can be more lasting.Light for life raft in the past adopts seawater battery to light the bulb of two 3V, 0.25A, and wherein one as distress signal, and another is then as raft intraoral illumination.But, maintain 8h illumination and emergency electric energy, at least need seawater battery to have 4Ah(ampere-hour) capacity.Because the volume of seawater battery is comparatively huge, and the energy consumption of Light for life raft is higher, and the volume that therefore not only result in traditional life raft is comparatively large, heavier mass, but also can have a strong impact on the brightness of bulb and the effective storage life of electric energy.
Utility model content
The purpose of this utility model is to overcome the luminance shortage of current life raft and the larger defect of electric energy loss, there is provided one effectively can not only increase bulb brightness, and a kind of beam excitation formula constant-current pulse life raft energy conserving system of energy significant prolongation lighting hours.
The purpose of this utility model is achieved through the following technical solutions: a kind of beam excitation formula constant-current pulse life raft energy conserving system, primarily of strobotron VG, constant-current LED driver QX, trigger booster circuit, the pulse driving circuit be connected with strobotron VG with this triggering booster circuit, grid is connected with the DRV pin of this constant-current LED driver QX, drain electrode is connected with the VIN pin of constant-current LED driver QX after resistance R5 through inductance L successively, and the field effect transistor Q5 of source ground, be serially connected in the controllable diode D3 between the drain electrode of field effect transistor Q5 and the VIN pin of constant-current LED driver QX, and the LED group be serially connected between the source electrode of field effect transistor Q5 and the VIN pin of constant-current LED driver QX forms.Meanwhile, between triggering booster circuit and the VIN pin of constant-current LED driver QX, beam excitation formula logic amplifying circuit is also serially connected with, described beam excitation formula logic amplifying circuit is primarily of power amplifier P1, NAND gate IC1, NAND gate IC2, NAND gate IC3, negative pole is connected with the in-phase end of power amplifier P1, the polar capacitor C5 of positive pole ground connection after optical diode D5, one end is connected with the positive pole of polar capacitor C5, the resistance R10 of other end ground connection after diode D6, positive pole is connected with the tie point of diode D6 with resistance R10, the polar capacitor C7 of minus earth, one end is connected with the negative input of NAND gate IC1, the resistance R11 that the other end is connected with the in-phase end of power amplifier P1, be serially connected in the resistance R12 between the end of oppisite phase of power amplifier P1 and output, one end is connected with the output of NAND gate IC1, the resistance R13 that the other end is connected with the negative input of NAND gate IC3, positive pole is connected with the output of NAND gate IC2, the electric capacity C6 that negative pole is connected with the negative input of NAND gate IC3, and one end is connected with the positive pole of polar capacitor C7, the resistance R14 that the other end is connected with the negative input of NAND gate IC2 forms, the electrode input end of described NAND gate IC1 is connected with the end of oppisite phase of power amplifier P1, and its output is connected with the electrode input end of NAND gate IC2, the electrode input end of NAND gate IC3 is connected with the output of power amplifier P1, and its output is then connected with the VIN pin of constant-current LED driver QX, the positive pole of polar capacitor C5 is then connected with triggering booster circuit.
Further, described triggering booster circuit is by transforming circuit, pulse wave modulator AX, negative pole is connected with the FB pin of pulse wave modulator AX, the electric capacity C2 that positive pole is connected with the VSS pin of pulse wave modulator AX after diode D1, P pole is connected with the COM pin of pulse wave modulator AX, the diode D4 that N pole is then connected with the VCC pin of pulse wave modulator AX after resistance R9, positive pole is connected with the COM pin of pulse wave modulator AX, the electric capacity C3 of minus earth, and one end is connected with the EN pin of pulse wave modulator AX, the resistance R7 that the other end is then connected with transforming circuit after button SA through battery BT in turn forms.
Described transforming circuit comprises transformer T1, transformer T2, resistance R1, resistance R2, resistance R6, electric capacity C1, triode Q1 and triode Q2; Wherein, the non-same polarity on the former limit of transformer T1 is connected with the collector electrode of triode Q1, and the emitter of triode Q1 is connected with the VSS pin of pulse wave modulator AX, and the base stage of triode Q1 is then connected with the positive pole of electric capacity C2; Electric capacity C1 is serially connected between the base stage of triode Q1 and the Same Name of Ends on the former limit of transformer T1; The Same Name of Ends on the former limit of transformer T1 is also connected with battery BT after button SA; The non-same polarity of transformer T1 secondary is connected with the Same Name of Ends on the former limit of transformer T2 after resistance R1, and the Same Name of Ends of transformer T1 secondary is then connected with the SW1 pin of pulse wave modulator AX with the base stage of triode Q2 respectively; The collector electrode of triode Q2 is then connected with the non-same polarity on the former limit of transformer T2 after resistance R2, the emitter of triode Q2 is then connected with the SW2 pin of pulse wave modulator AX after resistance R6, meanwhile, the emitter of this triode Q2 is also connected with the positive pole of polar capacitor C5.
Described pulse driving circuit comprises: microwave detector A, diode D2, resistance R3, resistance R4, variable resistor R8, triode Q3, triode Q4 and electric capacity C4; Wherein, the input of microwave detector A is connected with the non-same polarity of transformer T2 secondary, and its output is then connected with the collector electrode of triode Q3 after diode D2; The base stage of triode Q3 is connected with the Same Name of Ends of transformer T2 after resistance R3, and the emitter of triode Q3 is then connected with the collector electrode of triode Q4 after resistance R4; The base stage of triode Q4 is connected with the Same Name of Ends of transformer T2 secondary; Between the base stage that variable resistor R8 is then serially connected in triode Q4 and emitter; One end of electric capacity C4 is connected with the output of microwave detector A, and its other end is then connected with the emitter of triode Q4; Described strobotron VG is then in parallel with electric capacity C4; Meanwhile, the emitter of triode Q4 is also connected with the drain electrode of field effect transistor Q5.
The utility model comparatively prior art is compared, and has the following advantages and beneficial effect:
(1) the utility model adopts constant-current LED driver to be used as electric energy and triggers core, and revolutionize the circuit structure of traditional life raft electricity-saving lamp, not only its overall structure is comparatively simple, and it makes and safeguards very convenient.
(2) the utility model can not only make the brightness of strobotron VG be more than 30 times of traditional bulb brightness, and can also effectively reduce its energy consumption, makes its power consumption be only 1/50 of traditional bulb.
(3) the utility model can not only extend lighting hours significantly, makes its operating time can reach more than 50 hours continuously, and effectively can also prevent external electromagnetic interference.
(4) the utility model also has microwave induced function, can send while sending alarm flashing and receive microwave signal, is conducive to rescue.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model.
Embodiment
Below in conjunction with embodiment, the utility model is described in further detail, but execution mode of the present utility model is not limited thereto.
Embodiment
As shown in Figure 1, the utility model energy conserving system is primarily of strobotron VG, and constant-current LED drive system, triggers booster circuit, pulse driving circuit and beam excitation formula logic amplifying circuit composition.
Wherein, constant-current LED drive system comprises constant-current LED driver QX, field effect transistor Q5, inductance L, resistance R5, controllable diode D3 and LED group.During connection, the grid of field effect transistor Q5 is connected with the DRV pin of constant-current LED driver QX, and its drain electrode is connected with the VIN pin of constant-current LED driver QX with resistance R5 through inductance L successively, its source electrode then ground connection.Meanwhile, inductance L is also directly connected with the CSN pin of constant-current LED driver QX with the tie point of resistance R5.
Controllable diode D3 is being serially connected between the drain electrode of field effect transistor Q5 and the VIN pin of constant-current LED driver QX, and LED group is serially connected between the source electrode of field effect transistor Q5 and the VIN pin of constant-current LED driver QX.Described pulse driving circuit is then connected with strobotron VG with triggering booster circuit respectively.In order to ensure result of use, this constant-current LED driver QX preferentially adopts QX5241 model to realize.
Described beam excitation formula logic amplifying circuit is primarily of power amplifier P1, NAND gate IC1, NAND gate IC2, NAND gate IC3, negative pole is connected with the in-phase end of power amplifier P1, the polar capacitor C5 of positive pole ground connection after optical diode D5, one end is connected with the positive pole of polar capacitor C5, the resistance R10 of other end ground connection after diode D6, positive pole is connected with the tie point of diode D6 with resistance R10, the polar capacitor C7 of minus earth, one end is connected with the negative input of NAND gate IC1, the resistance R11 that the other end is connected with the in-phase end of power amplifier P1, be serially connected in the resistance R12 between the end of oppisite phase of power amplifier P1 and output, one end is connected with the output of NAND gate IC1, the resistance R13 that the other end is connected with the negative input of NAND gate IC3, positive pole is connected with the output of NAND gate IC2, the electric capacity C6 that negative pole is connected with the negative input of NAND gate IC3, and one end is connected with the positive pole of polar capacitor C7, the resistance R14 that the other end is connected with the negative input of NAND gate IC2 forms.
The electrode input end of described NAND gate IC1 is connected with the end of oppisite phase of power amplifier P1, and its output is connected with the electrode input end of NAND gate IC2; The electrode input end of NAND gate IC3 is connected with the output of power amplifier P1, and its output is then connected with the VIN pin of constant-current LED driver QX; The positive pole of polar capacitor C5 is then connected with triggering booster circuit.
Described triggering booster circuit then comprises pulse wave modulator AX, diode D1, diode D4, electric capacity C2, electric capacity C3, resistance R7, resistance R9, battery BT, button SA and transforming circuit.Wherein, the negative pole of electric capacity C2 is connected with the FB pin of pulse wave modulator AX, its positive pole is connected with the VSS pin of pulse wave modulator AX after diode D1.The P pole of diode D4 is connected with the COM pin of pulse wave modulator AX, and its N pole is then connected with the VCC pin of pulse wave modulator AX after resistance R9; The positive pole of electric capacity C3 is connected with the COM pin of pulse wave modulator AX, its minus earth; One end of resistance R7 is connected with the EN pin of pulse wave modulator AX, the other end is then connected with described transforming circuit after button SA through battery BT successively.
Transforming circuit is used for the voltage of battery BT being carried out boosting process, and it comprises transformer T1, transformer T2, resistance R1, resistance R2, resistance R6, electric capacity C1, triode Q1 and triode Q2.Wherein, the non-same polarity on the former limit of transformer T1 is connected with the collector electrode of triode Q1, the emitter of triode Q1 is connected with the VSS pin of pulse wave modulator AX, the base stage of triode Q1 then respectively with button SA(namely, the base stage of this triode Q1 is connected with the tie point of electric capacity C2 with button SA) be connected with the positive pole of electric capacity C2.Electric capacity C1 is serially connected between the base stage of triode Q1 and the Same Name of Ends on the former limit of transformer T1, and the Same Name of Ends on the former limit of transformer T1 is also connected with button SA.The non-same polarity of transformer T1 secondary is connected with the Same Name of Ends on the former limit of transformer T2 after resistance R1, and the Same Name of Ends of transformer T1 secondary is then connected with the SW1 pin of pulse wave modulator AX with the base stage of triode Q2 respectively.The collector electrode of triode Q2 is then connected with the non-same polarity on the former limit of transformer T2 after resistance R2, and the emitter of triode Q2 is then connected with the SW2 pin of pulse wave modulator AX through resistance R6.Meanwhile, the emitter of this triode Q2 is also connected with the positive pole of polar capacitor C5.
Described pulse driving circuit comprises: microwave detector A, diode D2, resistance R3, resistance R4, variable resistor R8, triode Q3, triode Q4 and electric capacity C4.Wherein, microwave detector A is for receiving the microwave information in external environment, and the pulse voltage simultaneously produced by triode Q3, triode Q4 and electric capacity C4 also outwardly sends the microwave information of strobotron VG flicker through this microwave detector A.The input of this microwave detector A is connected with the non-same polarity of transformer T2 secondary, and its output is then connected with the collector electrode of triode Q3 after diode D2; The base stage of triode Q3 is connected with the Same Name of Ends of transformer T2 after resistance R3, and the emitter of triode Q3 is then connected with the collector electrode of triode Q4 after resistance R4; The base stage of triode Q4 is connected with the Same Name of Ends of transformer T2.
Between the base stage that variable resistor R8 is then serially connected in triode Q4 and emitter; One end of electric capacity C4 is connected with the output of microwave detector A, and its other end is then connected with the emitter of triode Q4; Described strobotron VG is then in parallel with electric capacity C4.Meanwhile, the drain electrode of field effect transistor Q5 is also connected with the emitter of triode Q4.
As mentioned above, just the utility model can well be realized.
Claims (4)
1. a beam excitation formula constant-current pulse life raft energy conserving system, primarily of strobotron VG, constant-current LED driver QX, trigger booster circuit, the pulse driving circuit be connected with strobotron VG with this triggering booster circuit, grid is connected with the DRV pin of this constant-current LED driver QX, drain electrode is connected with the VIN pin of constant-current LED driver QX after resistance R5 through inductance L successively, and the field effect transistor Q5 of source ground, be serially connected in the controllable diode D3 between the drain electrode of field effect transistor Q5 and the VIN pin of constant-current LED driver QX, and the LED group be serially connected between the source electrode of field effect transistor Q5 and the VIN pin of constant-current LED driver QX forms, it is characterized in that, beam excitation formula logic amplifying circuit is also serially connected with between triggering booster circuit and the VIN pin of constant-current LED driver QX, described beam excitation formula logic amplifying circuit is primarily of power amplifier P1, NAND gate IC1, NAND gate IC2, NAND gate IC3, negative pole is connected with the in-phase end of power amplifier P1, the polar capacitor C5 of positive pole ground connection after optical diode D5, one end is connected with the positive pole of polar capacitor C5, the resistance R10 of other end ground connection after diode D6, positive pole is connected with the tie point of diode D6 with resistance R10, the polar capacitor C7 of minus earth, one end is connected with the negative input of NAND gate IC1, the resistance R11 that the other end is connected with the in-phase end of power amplifier P1, be serially connected in the resistance R12 between the end of oppisite phase of power amplifier P1 and output, one end is connected with the output of NAND gate IC1, the resistance R13 that the other end is connected with the negative input of NAND gate IC3, positive pole is connected with the output of NAND gate IC2, the electric capacity C6 that negative pole is connected with the negative input of NAND gate IC3, and one end is connected with the positive pole of polar capacitor C7, the resistance R14 that the other end is connected with the negative input of NAND gate IC2 forms, the electrode input end of described NAND gate IC1 is connected with the end of oppisite phase of power amplifier P1, and its output is connected with the electrode input end of NAND gate IC2, the electrode input end of NAND gate IC3 is connected with the output of power amplifier P1, and its output is then connected with the VIN pin of constant-current LED driver QX, the positive pole of polar capacitor C5 is then connected with triggering booster circuit.
2. a kind of beam excitation formula constant-current pulse life raft energy conserving system according to claim 1, it is characterized in that, described triggering booster circuit is by transforming circuit, pulse wave modulator AX, negative pole is connected with the FB pin of pulse wave modulator AX, the electric capacity C2 that positive pole is connected with the VSS pin of pulse wave modulator AX after diode D1, P pole is connected with the COM pin of pulse wave modulator AX, the diode D4 that N pole is then connected with the VCC pin of pulse wave modulator AX after resistance R9, positive pole is connected with the COM pin of pulse wave modulator AX, the electric capacity C3 of minus earth, and one end is connected with the EN pin of pulse wave modulator AX, the resistance R7 that the other end is then connected with transforming circuit after button SA through battery BT in turn forms.
3. a kind of beam excitation formula constant-current pulse life raft energy conserving system according to claim 2, it is characterized in that, described transforming circuit comprises transformer T1, transformer T2, resistance R1, resistance R2, resistance R6, electric capacity C1, triode Q1 and triode Q2; Wherein, the non-same polarity on the former limit of transformer T1 is connected with the collector electrode of triode Q1, and the emitter of triode Q1 is connected with the VSS pin of pulse wave modulator AX, and the base stage of triode Q1 is then connected with the positive pole of electric capacity C2; Electric capacity C1 is serially connected between the base stage of triode Q1 and the Same Name of Ends on the former limit of transformer T1; The Same Name of Ends on the former limit of transformer T1 is also connected with battery BT after button SA; The non-same polarity of transformer T1 secondary is connected with the Same Name of Ends on the former limit of transformer T2 after resistance R1, and the Same Name of Ends of transformer T1 secondary is then connected with the SW1 pin of pulse wave modulator AX with the base stage of triode Q2 respectively; The collector electrode of triode Q2 is then connected with the non-same polarity on the former limit of transformer T2 after resistance R2, the emitter of triode Q2 is then connected with the SW2 pin of pulse wave modulator AX after resistance R6, meanwhile, the emitter of this triode Q2 is also connected with the positive pole of polar capacitor C5.
4. a kind of beam excitation formula constant-current pulse life raft energy conserving system according to claim 3, it is characterized in that, described pulse driving circuit comprises: microwave detector A, diode D2, resistance R3, resistance R4, variable resistor R8, triode Q3, triode Q4 and electric capacity C4; Wherein, the input of microwave detector A is connected with the non-same polarity of transformer T2 secondary, and its output is then connected with the collector electrode of triode Q3 after diode D2; The base stage of triode Q3 is connected with the Same Name of Ends of transformer T2 after resistance R3, and the emitter of triode Q3 is then connected with the collector electrode of triode Q4 after resistance R4; The base stage of triode Q4 is connected with the Same Name of Ends of transformer T2 secondary; Between the base stage that variable resistor R8 is then serially connected in triode Q4 and emitter; One end of electric capacity C4 is connected with the output of microwave detector A, and its other end is then connected with the emitter of triode Q4; Described strobotron VG is then in parallel with electric capacity C4; Meanwhile, the emitter of triode Q4 is also connected with the drain electrode of field effect transistor Q5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420715854.3U CN204316773U (en) | 2014-11-25 | 2014-11-25 | A kind of beam excitation formula constant-current pulse life raft energy conserving system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420715854.3U CN204316773U (en) | 2014-11-25 | 2014-11-25 | A kind of beam excitation formula constant-current pulse life raft energy conserving system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204316773U true CN204316773U (en) | 2015-05-06 |
Family
ID=53139067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420715854.3U Expired - Fee Related CN204316773U (en) | 2014-11-25 | 2014-11-25 | A kind of beam excitation formula constant-current pulse life raft energy conserving system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204316773U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104902646A (en) * | 2014-11-28 | 2015-09-09 | 成都冠深科技有限公司 | Life raft energy-saving system based on constant-current protection |
-
2014
- 2014-11-25 CN CN201420715854.3U patent/CN204316773U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104902646A (en) * | 2014-11-28 | 2015-09-09 | 成都冠深科技有限公司 | Life raft energy-saving system based on constant-current protection |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204316773U (en) | A kind of beam excitation formula constant-current pulse life raft energy conserving system | |
| CN104394612A (en) | Energy saving system for light beam excitation type constant current pulse life raft | |
| CN104470113A (en) | Light beam exciting type logic protective constant-current pulse life raft energy-saving system | |
| CN204316819U (en) | A kind of beam excitation formula virtual protection constant-current pulse life raft energy conserving system | |
| CN204652746U (en) | A kind of solar energy controlled LED lamp | |
| CN104244490B (en) | A kind of constant-current pulse life raft energy conserving system | |
| CN205017642U (en) | Multi -functional LED lamp of intelligence | |
| CN202799277U (en) | Multifunctional flashlight | |
| CN104270853B (en) | Based on the conversion of pulse wave modulation and microwave induced life raft energy conserving system | |
| CN204994044U (en) | Energy -saving portable stroboscopic lamp | |
| CN104244524B (en) | Marine life raft electricity-saving lamp based on the conversion of pulse wave modulation | |
| CN202773146U (en) | Intelligent wind energy and solar energy complementary LED lighting circuit | |
| CN204697355U (en) | A kind of gate delay illuminating lamp | |
| CN204761765U (en) | Big power drive circuit of white light LED | |
| CN204062810U (en) | Solar lawn illuminator | |
| CN206353873U (en) | Non-linear IC booster circuits for portable LED illumination | |
| CN204316789U (en) | A kind of self-locking optical excitation raster data model system based on power amplification | |
| CN204190998U (en) | A kind of great power LED drive system | |
| CN203788510U (en) | LED-drive-equipped solar street lamp controller | |
| CN202841645U (en) | IC (integrated circuit) acousto-optical control LED lamp | |
| CN105101519A (en) | Energy saving lamp of marine life raft | |
| CN205622938U (en) | Solar energy LED lamp control circuit | |
| CN204335045U (en) | A kind of homophase AC signal amplifying type raster data model system of logic-based protection emitter-base bandgap grading manifold type | |
| CN204316804U (en) | A kind of novel grid drive system | |
| CN205902154U (en) | Light -operated warning flash light of solar energy |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150506 Termination date: 20151125 |