CN201166655Y - Apparatus for hanging and connecting soil erosion real time monitoring instrument - Google Patents
Apparatus for hanging and connecting soil erosion real time monitoring instrument Download PDFInfo
- Publication number
- CN201166655Y CN201166655Y CNU200820083831XU CN200820083831U CN201166655Y CN 201166655 Y CN201166655 Y CN 201166655Y CN U200820083831X U CNU200820083831X U CN U200820083831XU CN 200820083831 U CN200820083831 U CN 200820083831U CN 201166655 Y CN201166655 Y CN 201166655Y
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- weighing
- tipping bucket
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- frame
- real time
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Abstract
The utility model relates to a weighing suspension connecting device on a soil erosion real time monitoring instrument, the technical problems which need to be solved are that the provided suspension connecting device needs enabling a weighing tipping bucket to be keep in the same positioning state during each weighing and enabling the structure to be simple, and the manufacture and the maintenance to be convenient, The technical proposal is that the weighing suspension connecting device on the soil erosion real time monitoring instrument is characterized in that the suspension connecting device is a universal joint or a weighing connecting hinge, the upper end of the device is fixed on a frame, the lower end is connected with a weighing sensor, and a weighing support is further connected with the weighing sensor is a suspending mode, wherein the weighing connecting hinge is composed of an upper button, a link block and a lower button, wherein the link block is in a short column shape, the cylindrical surface is homogeneously distributed with four screw holes, the structures of the upper button and the lower button are the same and are respectively made with a fork horn like the shape of a reversed 'U', the fork horns of the upper button and the lower button are crossed and engaged, which enables the link block to be wrapped inside, and two screws are respectively traversed though each fork horn and are fixed through screwing in the screwed holes of the link block.
Description
Technical field
The utility model relates to a kind of coupling arrangement of environment measuring instrument, specifically is the suspension connection device of weighing on the soil erosion real time monitoring instrument.
Background technology
The slope runoff washed off soil that natural rainfall forms carries, washes away soil particle, is the main type of soil erosion.Soil erosion amount being monitored (sediment charge in the runoff is measured), provide the scientific and reliable foundation for what grasp the soil erosion rule, carry out water and soil conservation, is an important water and soil conservation element task.Existing soil erosion monitoring means are backward manual type, and it is low to exist measuring accuracy; Many defectives such as operating cost height, labour productivity are low.
In order to improve monitoring accuracy and monitoring efficient, the inventor has designed soil erosion real time monitoring instrument, and the basic system of this instrument comprises frame, water intake mechanism, Weighing mechanism, water mechanism, battery and control circuit incline; Described Weighing mechanism comprises the LOAD CELLS that is suspended on the frame, be articulated in the frame and be positioned at the tipping bucket of weighing on the frame of weighing of weighing on the LOAD CELLS, the described water mechanism that inclines comprise the tipping bucket of weighing with the jointed shaft between the frame of weighing, with the coaxial tipping bucket shifting block that is connected of jointed shaft, be fixed on the tipping bucket driving lever on the tipping bucket motor shaft; Described water intake mechanism comprises the shift fork that is connected on the movement pipeline motor shaft and by the shift fork clamping and be suspended on the floating pipe of the tipping bucket top of weighing; Microcomputer in the described control circuit is connected each sensor by IO interface.Its principle of work is by the floating pipe in the water intake mechanism runoff to be introduced in the tipping bucket of weighing, treat that muddy water fills with after, LOAD CELLS will obtain measurement data and be transferred to data platform by communication network, download to each client.Thereby each weighing, the tipping bucket of weighing all will fill with muddy water earlier, outwells after weighing then, and the tipping bucket of weighing need significantly rotatablely move.
Yet, because the accuracy requirement of monitoring is higher, should keep same steady state (SS) during the each weighing of the tipping bucket of therefore weighing, this just needs a specialized agency and is guaranteed.
The utility model content
Technical problem to be solved in the utility model is the deficiency that overcomes the above-mentioned background technology, a kind of suspension connection device of soil erosion real time monitoring instrument is provided, this device should make the tipping bucket of weighing all keep identical positioning states when each weighing, and simple in structure, makes and easy to maintenance.
The utility model provides following technical scheme:
The soil erosion real time monitoring instrument suspension connection device, described suspension connection device is a universal joint, or the connection hinge of weighing; The upper end of this device is fixed on the frame, and the lower end is articulating LOAD CELLS, is articulating the frame of weighing that the tipping bucket of weighing is housed on the LOAD CELLS again.
Described weigh connect hinge by upward buckle, contiguous block and buckle down and form; Contiguous block is short cylinder, uniform four screws of outer circumference surface; Following button is identical with last buckle structure, and the prong that all is shaped on similar " П " shape, the prong right-angled intersection of following button and last button and mutual fastening in the centre, respectively have the contiguous block obvolvent two screws to pass through and screw in the contiguous block screw fixing on each prong.
The utility model only need be placed in the scene that needs monitoring when using, and current to be measured being inserted floating pipe in the utility model with pipeline, this monitor just can be introduced runoff automatically and take a sample, weighs automatically, automatically institute's survey data is sent to client and handle.
After the utility model has adopted suspension connection device, make LOAD CELLS remain at plumbness, thereby weigh frame and the tipping bucket of weighing that are articulated on the LOAD CELLS can remain at same steady state (SS) when weighing, makes the data of each weighing reach quite high precision; And adopt universal joint or weigh and connect hinge as suspension connection device, the LOAD CELLS and the frame of weighing can arrive vertical stationary state (can not be difficult to arrive rest position as pendulum) fast during use, and when weighing the tipping bucket motion, the LOAD CELLS and the frame of weighing can keep steady state (SS) can arbitrarily not rock.In addition, the structure of whole device becomes simply, and it is convenient that manufacturing and maintenance become.
Description of drawings
Fig. 1 is main TV structure figure of the present utility model.
Fig. 2 is left TV structure figure of the present utility model.
Fig. 3 is plan structure figure of the present utility model.
Fig. 4 is the A portion structure for amplifying synoptic diagram among Fig. 2.
Fig. 5 is the B portion structure for amplifying synoptic diagram among Fig. 2.
Fig. 6 is that E among Fig. 5 is to structural representation.
Fig. 7 is the structural representation of another kind of locking device of the present invention.
Fig. 8 be the utility model when the pouring position, the another structure for amplifying synoptic diagram of A portion among Fig. 2.
Fig. 9 is the D portion structure for amplifying synoptic diagram among Fig. 2.
Figure 10 connects hinge master TV structure synoptic diagram as weighing of suspension connection device.
Figure 11 connects hinge plan structure synoptic diagram as weighing of suspension connection device.
Figure 12 weighs to connect the main TV structure synoptic diagram of the contiguous block in the hinge.
Figure 13 weighs to connect the following main TV structure synoptic diagram of buckleing in the hinge.
Figure 14 is a control circuit principle schematic of the present utility model.
Figure 15 is the control circuit synoptic diagram of the tipping bucket motor in the utility model.
Figure 16 is the control circuit synoptic diagram of the movement pipeline motor in the utility model.
Embodiment
The method that the soil erosion real time monitoring instrument device is measured is considered serial sampling from the runoff that rainfall produces, and weighs and compares with the proportion of water, therefrom calculates traction load and suspended load content in the runoff.Because (continual) weighed and influenced accuracy dynamically, realize that difficulty is bigger, therefore static relatively (dispersing) method sampling of employing is weighed, and the data accuracy is higher, and is simultaneously technical also than being easier to realization.The soil erosion real time monitoring instrument device can obtain runoff, traction load and suspended load content, runoff generation and concluding time, rainfall parameter.And above parameter is transferred to data platform by communication network, and download to each client, handle, store, print.
The soil erosion real time monitoring instrument that specific design is finished comprises frame 1, water intake mechanism, Weighing mechanism, water mechanism, battery and control circuit incline.Wherein, described battery is a rechargeable battery, and it is the power supply of all electrical appliances in the monitor.Battery adopts the capacity of 12V65AH, and safeguards system is under the state that does not charge, and continuous working is more than 100 hours.Charging adopts the alternating current 220V power supply regularly to charge, and charging current is 2A.
In the described Weighing mechanism: LOAD CELLS 3 is suspended on the frame by a suspension connection device 6, articulates the frame 2 of weighing on the LOAD CELLS, tipping bucket 4 of weighing in location on the frame of weighing; The frame of weighing adopts suspended structure can guarantee the weighing sensor vertical weight, and the frame of weighing is not easy to be stained with mud, with guarantee measurement data accurately and reliability.In addition, a locking device is set also on the frame of weighing, the effect of this device is to make the tipping bucket of weighing can both be locked in same position when each weighing, guarantees the not crooked and water yield unanimity that completely struggles against of funnel, is surveyed the accurate of data to guarantee.
Locking device shown in Fig. 5, Fig. 6 is the lock dog 11-2 that is shaped on pit that one tapered end 11-1 is housed respectively and matches with this tapered end top in the relevant position of the weigh frame and the tipping bucket of weighing; Tapered end 11-1 passed through behind the through hole on the frame 2 of weighing two ends screw on respectively nut ¨-3 and nut 11-5, volute spring 11-4 be held and pressurized in the centre, make tapered end can be on the through hole on the frame 2 of weighing linear slide, and be subjected to the reacting force that spring 11-4 applies.
Shown in Fig. 7 is the locking device of another kind of structure.Among the figure as can be known: but tapered end 11-9 is set on axial slip among the tapered end bar 11-8 (tapered end bar 11-8 is fixed on the frame 2 of weighing with nut), and is subjected to the pushing force of the spring 11-7 in the tapered end bar; Limit the bead that nut 11-6 is tightened on tapered end masthead end and blocks tapered end 11-9 rear end, tapered end is located and unlikely skidding off.
Among the figure as can be known: be shaped on four shelves 14 on the frame, fix four levers 22 respectively on the shelves head; Other has the lower end of four vertical rods 21 to be separately fixed on two levers of frame top, and a channel-section steel 20 is fixed in the upper end of four vertical rods, and described LOAD CELLS 3 just is suspended on the channel-section steel 20 by suspension connection device 6.In addition, the frame bottom also is provided with four installation feet 15, keeps frame stable to increase contact area.
Described suspension connection device can be a universal joint; Because universal joint is a typical mechanical parts, has the multiple series of different structure, directly the outsourcing assembling is used, and can satisfy request for utilization of the present utility model fully.In addition, described suspension connection device also can adopt Figure 10, the connection hinge of weighing shown in Figure 11; This hinge is by the last 6-1 of button, contiguous block 6-2 and down buckle 6-3 and form, and contiguous block is short cylinder (seeing Figure 12), uniform four the screw 6-2-1 of outer circumference surface; Following button is identical with last buckle structure, all be shaped on the prong of similar " П " shape, following button also fastens the contiguous block obvolvent in the centre mutually with the prong right-angled intersection of last button, respectively there are two screws to pass through and screw in the screw of contiguous block fixing on each prong, make that button can be swung certain scope around contiguous block separately with last button down; During use, the link 6-1-1 of last button and the link 6-3-1 that detains down are connected on frame and the LOAD CELLS, can guarantee effectively that LOAD CELLS is all the time perpendicular to ground; Contiguous block can stop button swing significantly up and down simultaneously, is significantly reduced the stabilization time of weighing, and reduced the horizontal installation requirement of instrument.The utility model recommends to use the connection hinge of weighing.
Further, this Weighing mechanism is joined and is hung two connection hinges of weighing, and promptly connects the hinge 6 except original weighing of upper end that is suspended on LOAD CELLS, and the lower end of LOAD CELLS and weighing of being hung are connected in series one again and weigh and be connected hinge 5 between the frame; After the two ends of LOAD CELLS respectively connected the connection hinge of weighing, the verticality of the frame of weighing had just had further assurance, and accuracy of weighting is able to further raising.
In addition, the edge, upper end of the described tipping bucket of weighing also is shaped on overflow vent 4-1; This edge, place is lower, and after the filled with water, unnecessary water just flows out (muddy water bypass) from overflow vent in the tipping bucket of weighing.
In the described water mechanism that inclines: the tipping bucket of weighing is fixed on the rotation axis 10,10 of rotation axiss are rotatably positioned on the frame of weighing (among Fig. 1: after axis hole on the frame of weighing was passed through at the two ends of rotation axis 10 respectively, each suit upper gasket 10-1 and spring collar 10-2 carry out axial location again), the also fixedly connected tipping bucket shifting block 9 of one end of rotation axis (the shifting block bar 9-2 that tipping bucket shifting block 9 is housed is fixed on the end of toggle-action lever 9-1, and the other end of toggle-action lever is fixed on the rotation axis); The side (with tipping bucket shifting block the same side) of frame of weighing is fixed a tipping bucket motor M 1, fixes a tipping bucket driving lever 7 on the tipping bucket motor shaft again; Among Fig. 1 as can be known, 1 startup of tipping bucket motor M just drives tipping bucket driving lever 7 and rotates (the arrow F direction among Fig. 1), driving lever 7 just forces in 9 generations one of tipping bucket shifting block and stirs moment, overcome the moment of resistance that locking device produces (among Fig. 6 as can be known: until this moment because the shrinkage pool downside of lock dog 11-2 is more smooth, therefore the resistance that moment can overcome spring 11-4 of stirring of tipping bucket driving lever 7 forces tapered end 11-1 to retreat, tapered end just skids off from the shrinkage pool of lock dog 11-2), rotate immediately moving axis 10 of the tipping bucket of weighing rotates and topples over.Time and direction that the tipping bucket motor rotates are controlled by control circuit.Nature, when the tipping bucket of weighing resets, also oppositely force in tipping bucket shifting block 9 by driving lever 7, make the tipping bucket counter-rotating (reverse direction of arrow F) of weighing, tapered end 11-1 in locking device inserts in the shrinkage pool of lock dog 11-2 on the tipping bucket of weighing, the tipping bucket of weighing promptly locked (among Fig. 6 also as can be known: because the shrinkage pool upside of lock dog 11-2 is more precipitous, the stirring moment the tipping bucket of weighing is rotated further of tipping bucket driving lever 7, the tipping bucket of weighing just rests on same water inlet position exactly, has guaranteed the consistance of inflow).
The difference of Fig. 8 and Fig. 4 is: Fig. 8 shows is that the tipping bucket of weighing is in pouring position (being the dotted line position among Fig. 1), so rotation axis 10 is positioned at the back of shifting block bar 9-2 among this moment figure; And Fig. 4 shows is that the tipping bucket of weighing is in normal weighing positions (being the solid line position among Fig. 1), thus among the figure rotation axis 10 retainings in the front of shifting block bar (shifting block 9 is housed).
In the described water intake mechanism: frame top is fixed a shift fork motor M 2, connects a shift fork 17 on the shift fork motor shaft, and shift fork 17 is clamping one floating pipe 13-1 again, and the endpiece of this floating pipe is suspended on the tipping bucket top of weighing; The shift fork motor rotates and just makes the shift fork swing, thereby makes the endpiece of floating pipe aim at the tipping bucket of weighing (current are introduced the tipping bucket of weighing) or shift out the tipping bucket of weighing (making the current bypass).Time, angle and direction that the shift fork motor rotates are controlled by control circuit.
Further, described water intake mechanism also comprises a bypass funnel 12 that is arranged on the tipping bucket top of weighing, and a side 12-1 of bypass funnel is low as the spilling water limit; The one water inlet pipe 13-2 that aims at the tipping bucket of weighing is housed in the bypass funnel, and the upper end-face edge of water inlet pipe is higher than the spilling water limit of bypass funnel; And floating pipe 13-1 can introduce current when aiming at water inlet pipe 13-2; Current during bypass among the floating pipe 13-1 fall into the bypass funnel, overflow from the spilling water limit.
Described control circuit comprises main frame, mobile gsm communication module, IO interface, timing relay plate and sensor, trigger.
Described main frame is electrically connected with mobile gsm communication module, timing relay plate YJ, sensor and trigger by IO interface.
Communications portion adopts mobile gsm communication module that remote data is issued the user.The advantage that adopts mobile communications network to communicate is that current mobile radio communication network becomes basically universal, as long as instrument and equipment is installed in the position of mobile communications network signal, just can transmit data.Its simple and convenient function of communicating by letter is strong, is not only a good public voice communication platform, also is good data transfer platform simultaneously.
The function of main frame W is the center of handling and controlling.Main frame adopts the industrial computer of low-power-consumption embedded 104 buses, and concrete model can be selected for use as required.The present invention recommends to select for use to grind magnificent ICOP6015 or 6016, the about 3W of power consumption; These facility have RS232 serial communication port, LPTx ports, the IDE hard disk mouth of standard; The 4M internal memory of standard.Can be with the advanced language programming under the dos operating system, it is very convenient simple to revise debugging.Nature also can select for use single-chip microcomputer as main frame.
IO interface becomes digital signal to issue main frame the conversion of signals of each sensor, trigger input; And control command is transmitted to each motor, finish control action; IO interface is also issued data the gsm communication module.IO interface adopts RS232 serial communication port, the LPTx ports of the standard that has on the main frame, and connects timing relay plate composition.
Above-described main frame and all automatically controlled components and parts (comprising each sensor, trigger, IO interface, gsm communication module and timing relay plate) all outsourcing obtain.
Technical data of the present utility model is set at:
Weighing precision :≤± 3%;
Operating temperature range :-10～+ 50 ℃
Work relative humidity: 〉=90%
The data of testing and sending are:
1, obtaining the footpath flows to the bucket time and completely struggles against the time;
2, obtain the data that the tipping bucket of weighing is weighed at every turn.
Principle of work of the present utility model is:
1. during original state when runoff (no), the tipping bucket 4 of weighing (being represented by Fig. 1 dotted line) opening is seen the dotted line position of accompanying drawing 1 tipping bucket down, movable inlet channel 13 also is in current bypass position (moving on to dotted line position);
2. when producing runoff, runoff trigger JC contact (seeing Figure 14) closure, timing relay plate YJ repeat circuit J1 adhesive, device power; After the startup, main frame W sends control command, makes timing relay plate repeat circuit J1 remain adhesive; Main frame sends control command simultaneously, make Electric Machine Control plate repeat circuit J3 adhesive, 1 energising of tipping bucket motor M, tipping bucket driving lever 7 is stirred (direction opposite with arrow F stirred) tipping bucket shifting block 9, the tipping bucket 4 of will weighing turns back water receiving position (solid line position among Fig. 1), and tipping bucket locking device 11 tipping bucket 4 locking of will weighing is after the tipping bucket 4 of weighing is locked, limit switch XJ3 is disconnected, and tipping bucket motor M 1 is de-energized; LOAD CELLS 3 claims initial value, as the initial value of deduction tare weight;
3. main frame W sends control command, make relay J 4 adhesives in the Electric Machine Control plate, 2 energisings of movement pipeline motor M are rotated, mobile water pipe shift fork 17 is put (aiming at the water inlet pipe 13-2 in the bypass funnel) with the water level that adds that floating pipe 13-1 moves on in tipping bucket, this moment, limit switch XJ4 was backed down, and movement pipeline motor M 2 is de-energized;
4. when muddy water injected, LOAD CELLS 3 was started working, and gave secondary instrument Y with data by signal wire transmits, and this instrument sends to main frame W with data by the RS232 communication port, and main frame begins whether full bucket is judged;
5. when the tipping bucket 4 of weighing was filled, 4 overflow vent 4-1 were excessive for tipping bucket along weighing in beginning, and the mud flow rate that enter tipping bucket this moment equates substantially with the mud flow rate of outflow; Main frame no longer rises by LOAD CELLS 3 weighed amounts and is in substantially in the certain limit of equilibrium state, thinks full this moment and struggles against; Main frame sends control command, motor power is connected in relay J 5 adhesives in the control Electric Machine Control plate, movement pipeline motor 16 rotates, mobile water pipe shift fork 17 moves on to bypass position (still in the bypass funnel with movable inlet channel 13, but 13-2 staggers with water inlet pipe), this moment, limit switch XJ5 was backed down, and the movement pipeline motor is de-energized;
6. after a period of stabilisation, main frame is by LOAD CELLS 3 comparison of weighing, when finding data variation≤0.002kg, think stable and weigh, and with the start time of tipping bucket water inlet, completely struggle against time, weighing amount is sent data by gsm module by mobile wireless network;
7. finish after the data transmission, main frame sends control command, tipping bucket motor M 1 power supply is connected in relay J 2 adhesives, this driven by motor tipping bucket driving lever 7 rotates (arrow F direction) together, stir tipping bucket shifting block 9 tipping bucket 4 upset operation 180 degree (dotted line position among Fig. 1) of will weighing, tipping bucket connects rewinding and gets rid of and outwell muddy water (tipping bucket 4 upset operation surpasses 180 degree if weigh, and then limit switch XJ2 is backed down, and guarantees that tipping bucket motor M 1 is de-energized shutdown); After a period of stabilisation, main frame sends control command, and motor M 1 power supply is connected in relay J 3 adhesives, and tipping bucket motor M 1 drives tipping bucket driving lever 7 and oppositely stirs (direction opposite with arrow F stirred) tipping bucket shifting block 9, the tipping bucket 4 of weighing is turned back the position of water receiving; Main frame tares in order to the deduction tare weight of weighing next time by LOAD CELLS 3 again;
8. 3. bring into operation by the front flow process again.
When 9. finishing as if runoff, the tipping bucket 4 of weighing will can not completely struggle against all the time, and LOAD CELLS 3 is weighed when finding in 1 hour completely not struggle against continuously, and main frame will be noted the runoff concluding time, and by gsm module the concluding time be sent by mobile wireless network; Main frame sends control command simultaneously, and movement pipeline motor M 2 power supplys are connected in relay J 5 adhesives, and this driven by motor water pipe shift fork 17 moves on to movable inlet channel 13 after the bypass position, and limit switch XJ5 is backed down makes motor M 2 outages; Main frame sends control command again, and tipping bucket motor M 1 power supply is connected in relay J 2 adhesives, and this driven by motor tipping bucket driving lever 7 rotates (arrow F direction), forces in tipping bucket shifting block 9 and makes tipping bucket 4 upset operations 180 degree of weighing, and tipping bucket connects rewinding and gets rid of and outwell remaining muddy water; Main frame sends control command again, and timing relay plate repeat circuit J1 discharges, system cut-off, and total system is got back to initial state again.
In addition, in Figure 14 control circuit principle schematic, also has Electric Machine Control plate DK.
Claims (2)
1, soil erosion real time monitoring instrument suspension connection device is characterized in that described suspension connection device (6) is a universal joint, or the connection hinge of weighing; The upper end of this device is fixed on the frame, and the lower end is articulating LOAD CELLS, is articulating the frame of weighing that the tipping bucket of weighing is housed on the LOAD CELLS again.
2, soil erosion real time monitoring instrument suspension connection device according to claim 1 is characterized in that described weighing connects hinge by last button the (6-1), contiguous block (6-2) with time buckle (6-3) and form; Contiguous block is short cylinder, uniform four screws of outer circumference surface (6-2-1); Following button is identical with last buckle structure, and the prong that all is shaped on similar " ∏ " shape, the prong right-angled intersection of following button and last button and mutual fastening in the centre, respectively have the contiguous block obvolvent two screws to pass through and screw in the contiguous block screw fixing on each prong.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820083831XU CN201166655Y (en) | 2008-02-28 | 2008-02-28 | Apparatus for hanging and connecting soil erosion real time monitoring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820083831XU CN201166655Y (en) | 2008-02-28 | 2008-02-28 | Apparatus for hanging and connecting soil erosion real time monitoring instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201166655Y true CN201166655Y (en) | 2008-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200820083831XU Expired - Fee Related CN201166655Y (en) | 2008-02-28 | 2008-02-28 | Apparatus for hanging and connecting soil erosion real time monitoring instrument |
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| CN (1) | CN201166655Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101718545B (en) * | 2009-12-07 | 2012-01-18 | 浙江省水利河口研究院 | Portable erosion gully measuring instrument |
-
2008
- 2008-02-28 CN CNU200820083831XU patent/CN201166655Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101718545B (en) * | 2009-12-07 | 2012-01-18 | 浙江省水利河口研究院 | Portable erosion gully measuring instrument |
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| 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: 20081217 Termination date: 20150228 |
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| EXPY | Termination of patent right or utility model |