CN208052385U - A kind of injecting type casting device of micro conductive retractor collar ring body component - Google Patents
A kind of injecting type casting device of micro conductive retractor collar ring body component Download PDFInfo
- Publication number
- CN208052385U CN208052385U CN201721699143.1U CN201721699143U CN208052385U CN 208052385 U CN208052385 U CN 208052385U CN 201721699143 U CN201721699143 U CN 201721699143U CN 208052385 U CN208052385 U CN 208052385U
- Authority
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- China
- Prior art keywords
- pressing plate
- ring
- lower right
- sleeve
- top board
- 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
- 238000005266 casting Methods 0.000 title claims abstract description 15
- 238000003825 pressing Methods 0.000 claims abstract description 100
- 238000002347 injection Methods 0.000 claims abstract description 25
- 239000007924 injection Substances 0.000 claims abstract description 25
- 239000003822 epoxy resin Substances 0.000 claims abstract description 15
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 15
- 239000003292 glue Substances 0.000 claims abstract description 14
- 230000001154 acute effect Effects 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 239000002699 waste material Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 238000001879 gelation Methods 0.000 abstract description 2
- 238000007789 sealing Methods 0.000 abstract description 2
- 238000000465 moulding Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- HTTJABKRGRZYRN-UHFFFAOYSA-N Heparin Chemical compound OC1C(NC(=O)C)C(O)OC(COS(O)(=O)=O)C1OC1C(OS(O)(=O)=O)C(O)C(OC2C(C(OS(O)(=O)=O)C(OC3C(C(O)C(O)C(O3)C(O)=O)OS(O)(=O)=O)C(CO)O2)NS(O)(=O)=O)C(C(O)=O)O1 HTTJABKRGRZYRN-UHFFFAOYSA-N 0.000 description 2
- 229960002897 heparin Drugs 0.000 description 2
- 229920000669 heparin Polymers 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- 229910000737 Duralumin Inorganic materials 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 210000004185 liver Anatomy 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a kind of injecting type casting devices of micro conductive retractor collar ring body component, including top board, inner sleeve, die sleeve, group ring moulds pipe, lower right pressing plate, lower left pressing plate, injection needle, gasket, fixes sleeve and syringe, top board, inner sleeve, gasket, fixes sleeve, die sleeve, group ring moulds pipe, lower right pressing plate, lower left pressing plate collectively forms the lower right pressing plate chamber and group ring moulds tube chamber of sealing, ring body component to be cast is placed in lower right pressing plate chamber and group ring moulds tube chamber, the lead end axis of ring body component, the relative position of central shaft and several ring plates is fixed, pass through syringe and injection needle right pressing plate chamber and group ring moulds tube chamber the inside Epoxy Resin For Automatic Pressure Gelation Process glue down, hot setting is molded.The utility model has the advantages that improve micro conductive retractor collar ring body component casting quality, ensures to have preferable concentricity between each circuit of ring body component and bearing position, improve yield rate, reduce waste, reduce production cost.
Description
Technical field
The utility model is related to casting devices, being suitable for high-precision micro conductive retractor collar ring body group more particularly, to one kind
The injecting type casting device of part production.
Background technology
Conducting slip ring is a kind of device being used for transmission electrical power and electric signal, and operation principle is by conducting slip ring
The relative rotation of stationary part and rotor portion realizes precise delivery and the connection of the electric signal between two parts.Microminiature is conductive
Slip ring is since structure size is smaller, entire outer diameter 17mm, axial length 23mm, arranges four in narrow structure space herein
The mutually independent channel of ten multichannels.Dielectric thickness between ring and ring can not pass through mechanical processing often in 0.1mm or so
Mode ensure required precision of the dielectric as single part, and since structure size is too small, it is tired that molding is manually assembled
Difficulty, traditional stacked forming method cannot achieve.Therefore, the ring body of micro conductive retractor collar generally uses cast-type molding side
Formula.
General cast-type conducting slip ring casting device is made of ten several parts, complicated, assembly precision requirement
Higher, the production and processing period is long, and cost is larger.For the smaller micro conductive retractor collar of structure size, due to pourable space
Narrow, traditional cast tooling is difficult to ensure that cast feed liquid can smoothly enter into inside ring body completely, be easy to cause inside ring body
Existing cavity phenomenon, it is difficult to ensure there is preferable concentricity between each circuit of ring body component and bearing position, and pour into a mould tooling zero
Part is more, and structure is complex, will produce a large amount of substandard products, and waste is larger, improves production cost.
Invention content
The purpose of this utility model is to provide a kind of raising micro conductive retractor collar ring body component casting quality, ensure ring
There is preferable concentricity between each circuit and bearing position of body component, the overall performance of conducting slip ring can be significantly improved and reliable
Property, improve yield rate, reduce waste, reduce production cost injecting type casting device.
What the purpose of this utility model was realized in：
A kind of injecting type casting device of micro conductive retractor collar ring body component, is characterized in：Including top board, inner sleeve, mould
Set, group ring moulds pipe, lower right pressing plate, lower left pressing plate, injection needle, gasket, fixes sleeve and syringe, in " Contraband " shape and centre
The centre of the top board intracavitary of top board with circular hole is equipped with tubular inner sleeve, top board intracavitary, inner sleeve outer wall from left-hand
The right side is cased with gasket and fixes sleeve, and the outer wall of gasket and the outer wall of fixes sleeve are kissed with the inner wall of top board chamber closely
It closes；The left side of the right side of the lower left pressing plate of annular and " Contraband " shape and the lower right pressing plate of Intermediate Gray circular hole fits together, under
Left pressing plate and lower right pressing plate are sleeved on the intraluminal left end of group ring moulds of tubular group ring moulds pipe closely together；Ring after cast processing
Body component is made of lead end axis, epoxy resin, central shaft, ring plate, if being equipped with arterial highway in the intraluminal right end inner wall of group ring moulds
In the annular groove being uniformly arranged, a piece of ring plate for not yet pouring into a mould processing is equipped in every one of annular groove, between adjacent two panels ring plate
There are gap, annular lead end axle clamp top board and group ring moulds pipe between, the outer diameter of lead end axis, the outer diameter of top board,
The outer diameter of group ring moulds pipe is sequentially reduced, and gasket and fixes sleeve are sealed in top board intracavitary, the left end of inner sleeve by lead end axis
A group right end for ring moulds tube chamber is stretched out in from the circular hole among lead end axis to the left, and resists a group ring for ring moulds tube chamber right end
The ring plate of piece, group ring moulds tube chamber left end resists the right side of lower right pressing plate, and central shaft passes through down from centre successively from left to right
Left pressing plate, lower right pressing plate, several ring plates, inner sleeve and lead end axis, the left screw of central shaft sequentially pass through bottom left pressure from left to right
It is screwed in the left screw hole of the tapped central shaft of central shaft left end after plate, lower right pressing plate, by lower left pressing plate, lower right pressing plate and center
Axis is fixed together, and the right screw of central shaft screws in central shaft right end band internal thread after sequentially passing through top board, inner sleeve from right to left
The right screw hole of central shaft in, central shaft, top board, inner sleeve, gasket, fixes sleeve and lead end axis are fixed together, from
And several ring plates are located in group ring moulds tube chamber；Lead endoporus is equipped on lead end axis, several loop on piece welding
All conducting wires are drawn out to outside by the lead endoporus on lead end axis；Group ring moulds pipe middle left end be sleeved on closely " Contraband " shape and
In the die sleeve chamber of die sleeve with circular hole, the left side of group ring moulds pipe resists on the bottom plate of die sleeve, and die sleeve screw passes through from left to right
It is screwed in after circular hole on the bottom plate of die sleeve in the lower left pressing plate screw hole of lower left pressing plate, die sleeve and lower left pressing plate is fixed together；
The corresponding bottom plate plug hole in position, the cast of lower left pressing plate are respectively equipped in the upper and lower right pressing plate of the upper and lower left pressing plate of bottom plate of die sleeve
The injection needle of hole, lower right pressing plate plug hole, syringe passes through bottom plate plug hole, lower left pressing plate plug hole, lower right from left to right
After pressing plate plug hole, the outlet end of injection needle reveals postal in the lower right pressing plate chamber of lower right pressing plate, in the lower right pressing plate chamber of connection
It is poured through bottom plate plug hole, lower left pressing plate plug hole, lower right pressing plate by syringe, injection needle with being cast in group ring moulds tube chamber
The epoxide-resin glue of orifice injection, the institute that the ring body component in lower right pressing plate chamber and group ring moulds tube chamber is included by epoxide-resin glue
There is component to coat entirely, shape is integral.
Conducting wire between adjacent two panels ring plate will be staggered, in an acute angle.
The heparin blocked injection needle after the completion of the outlet end of injection needle is cased with encapsulating, prevent epoxide-resin glue from flowing out
Cap.
The utility model includes top board, inner sleeve, die sleeve, group ring moulds pipe, lower right pressing plate, lower left pressing plate, injection needle, close
Packing, fixes sleeve and syringe, top board, inner sleeve, gasket, fixes sleeve, die sleeve, group ring moulds pipe, lower right pressing plate, bottom left
Pressing plate collectively forms the lower right pressing plate chamber of sealing and group ring moulds tube chamber, ring body component to be cast are placed on lower right pressing plate chamber and group
In ring moulds tube chamber, the relative position of the lead end axis of ring body component, central shaft and several ring plates is fixed, and is poured into a mould in bottom plate
It is inserted into injection needle in hole, lower left pressing plate plug hole, lower right pressing plate plug hole, under vacuum conditions, passes through syringe and injection
Right pressing plate chamber and group ring moulds tube chamber the inside Epoxy Resin For Automatic Pressure Gelation Process glue, the vacuum degree of control cast environment ensure epoxy to syringe needle down
Resin glue brings few air into during cast, generates seldom bubble；Syringe is removed after the completion of encapsulating, uses heparin
Cap blocks injection needle, prevents epoxide-resin glue from flowing out.The utility model for having filled glue is put into incubator and carries out hot setting
It is molded, after curing molding, syringe is disassembled, obtain curing molding integrates ring plate, lead end axis and central shaft
Conducting slip ring ring body component, then to the ring body component of the conducting slip ring of curing molding carry out V-groove and bearing position into
Row machining, finishing molding, obtain high-precision ring body component finished product, to can guarantee each circuit and axis of this ring body component
Holding between position has preferable concentricity.
Therefore, the utility model has the following advantages：
1, it can ensure the concentricity between each circuit；
2, it can ensure the concentricity between bearing position；
3, the casting quality of micro conductive retractor collar ring body component can be effectively improved；
4, ensure that the spacing of adjacent ring plate is consistent, it is ensured that brush filament being capable of free dropping place；
5, the overall performance and reliability of conducting slip ring can be significantly improved；
6, the electric parameter of conducting slip ring is easier to ensure that；
7, yield rate is improved, waste is reduced, reduces production cost.
The utility model solves the problems, such as that microminiature slip ring ring body casting quality is bad, is led suitable for high-precision microminiature
The production of electric slip ring.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is machined to the sectional view of the ring body component after shape.
Specific implementation mode
With reference to embodiment and compares attached drawing the utility model is described in further detail.
A kind of injecting type casting device of micro conductive retractor collar ring body component, including top board 1, inner sleeve 2, die sleeve 3, group
Ring moulds pipe 4, lower right pressing plate 5, lower left pressing plate 6, injection needle 7, gasket 10, fixes sleeve 11 and syringe 12, in " Contraband " shape
And the centre in the top board chamber 14 of the top board 1 of Intermediate Gray circular hole is equipped with tubular inner sleeve 2, in top board chamber 14, inner sleeve 2
Outer wall be cased with gasket 10 and fixes sleeve 11 from left to right, the outer wall of gasket 10 and the outer wall of fixes sleeve 11 with it is upper
The inner wall of pressing plate chamber 14 coincide closely；The lower right pressing plate 5 of the right side of the lower left pressing plate 6 of annular and " Contraband " shape and Intermediate Gray circular hole
Left side fit together, lower left pressing plate 6 and lower right pressing plate 5 are sleeved on the group ring moulds pipe of tubular group ring moulds pipe 4 closely simultaneously
Left end in chamber 18；Ring body component 9 after cast processing is by lead end axis 13, epoxy resin 32, central shaft 17,19 groups of ring plate
At if it is in the annular groove 30 being uniformly arranged that right end inner wall in group ring moulds tube chamber 18, which is equipped with arterial highway, being set in every one of annular groove 30
There is an a piece of ring plate 19 for not yet pouring into a mould processing, there are gaps, annular lead end axis 13 to be clipped between adjacent two panels ring plate 19
Between top board 1 and group ring moulds pipe 4, the outer diameter of lead end axis 13, the outer diameter of top board 1, group ring moulds pipe 4 outer diameter subtract successively
Small, gasket 10 and fixes sleeve 11 are sealed in top board chamber 14 by lead end axis 13, and the left end of inner sleeve 2 is to the left from lead end
A group right end for ring moulds tube chamber 18 is stretched out in circular hole among axis 13, and resists a group ring plate 19 for 18 right end of ring moulds tube chamber, group
The ring plate 19 of 18 left end of ring moulds tube chamber resists the right side of lower right pressing plate 5, and central shaft 17 is passed through from centre successively from left to right
Lower left pressing plate 6, lower right pressing plate 5, several ring plates 19, inner sleeve 2 and lead end axis 13, the left screw of central shaft 16 is from left to right successively
It is screwed in the left screw hole of the tapped central shaft of 17 left end of central shaft 21 after lower left pressing plate 6, lower right pressing plate 5, by bottom left pressure
Plate 6, lower right pressing plate 5 and central shaft 17 are fixed together, and the right screw of central shaft 15 sequentially passes through top board 1, inner sleeve 2 from right to left
It screws in the right screw hole of the tapped central shaft of 17 right end of central shaft 20 afterwards, by central shaft 17, top board 1, inner sleeve 2, gasket
10, fixes sleeve 11 and lead end axis 13 are fixed together, to which several ring plates 19 is located in group ring moulds tube chamber 18；?
Lead end axis 13 is equipped with lead endoporus 31, and all conducting wires 33 welded in several ring plates 19 are by lead end axis 13
Lead endoporus 31 is drawn out to outside；The middle left end of group ring moulds pipe 4 is sleeved on the die sleeve chamber 22 of " Contraband " shape and the die sleeve 3 with circular hole closely
In, the left side of group ring moulds pipe 4 resists on the bottom plate 24 of die sleeve 3, and die sleeve screw 23 is passed through from left to right on the bottom plate 24 of die sleeve 3
Circular hole after screw in the lower left pressing plate screw hole 25 of lower left pressing plate 6, die sleeve 3 and lower left pressing plate 6 are fixed together；In die sleeve 3
24 upper and lower left pressing plate of bottom plate, 6 upper and lower right pressing plate 5 on be respectively equipped with the corresponding bottom plate plug hole 26 in position, lower left pressing plate cast
The injection needle 7 of hole 27, lower right pressing plate plug hole 28, syringe 12 passes through bottom plate plug hole 26, lower left pressing plate to pour from left to right
After orifice 27, lower right pressing plate plug hole 28, the outlet end of injection needle 7 reveals postal in the lower right pressing plate chamber 29 of lower right pressing plate 5,
Be cast in the lower right pressing plate chamber 29 and group ring moulds tube chamber 18 of connection by syringe 12, injection needle 7 through bottom plate plug hole 26,
Lower left pressing plate plug hole 27, the injection of lower right pressing plate plug hole 28 epoxide-resin glue 32, epoxide-resin glue 32 is by lower right pressing plate chamber
The 29 all components for being included with the ring body component 9 in group ring moulds tube chamber 18 coat entirely, and shape is integral.
Conducting wire between adjacent two panels ring plate 19 will be staggered, in an acute angle.
The liver for blocking injection needle 7 after the completion of the outlet end of injection needle 7 is cased with encapsulating, preventing epoxide-resin glue from flowing out
Plain cap 8.
Group ring moulds pipe 4 uses superhard aluminum material, the size of each annular groove of Precision Machining 30, to which guarantee will be conductive sliding
All ring plates 19 of ring are stuck in the group ring moulds pipe 4 of positioning, ensure that the relative position between each ring plate 19 is accurate.
Die sleeve 3 uses polytetrafluoroethylene material, and organizes ring moulds pipe 4 and be sleeved in die sleeve 3, can guarantee the phase interworking between part
It closes, prevents epoxide-resin glue 32 from overflowing.
It is the relative position for positioning first ring plate 19 that inner sleeve 2, which uses brass material, main function,.
Top board 1 uses stainless steel material, the inner circle and fixes sleeve 11 of top board 1, gasket 10 to coordinate, and passes through center
The right screw 15 of axis couples with the central shaft 17 of ring body component 9, axial total to ensure to assemble by adjusting the right screw 15 of central shaft
Long required precision.
Lower right pressing plate 5, lower left pressing plate 6 are all made of duralumin material, fixed with the last one ring plate 19 cooperation of ring body component 9
Position ensures the positional precision of each ring plate 19 of ring body component 9.
Claims (2)
1. a kind of injecting type casting device of micro conductive retractor collar ring body component, it is characterised in that：Including top board, inner sleeve,
Die sleeve, group ring moulds pipe, lower right pressing plate, lower left pressing plate, injection needle, gasket, fixes sleeve and syringe, " Contraband " shape and in
Between the centre of top board intracavitary of the top board with circular hole be equipped with tubular inner sleeve, top board intracavitary, inner sleeve outer wall from a left side
It is cased with gasket and fixes sleeve to the right, the outer wall of gasket and the outer wall of fixes sleeve are kissed with the inner wall of top board chamber closely
It closes；The left side of the right side of the lower left pressing plate of annular and " Contraband " shape and the lower right pressing plate of Intermediate Gray circular hole fits together, under
Left pressing plate and lower right pressing plate are sleeved on the intraluminal left end of group ring moulds of tubular group ring moulds pipe closely simultaneously；Ring after cast processing
Body component is made of lead end axis, epoxy resin, central shaft, ring plate, if being equipped with arterial highway in the intraluminal right end inner wall of group ring moulds
In the annular groove being uniformly arranged, a piece of ring plate for not yet pouring into a mould processing is equipped in every one of annular groove, between adjacent two panels ring plate
There are gap, annular lead end axle clamp top board and group ring moulds pipe between, the outer diameter of lead end axis, the outer diameter of top board,
The outer diameter of group ring moulds pipe is sequentially reduced, and gasket and fixes sleeve are sealed in top board intracavitary, the left end of inner sleeve by lead end axis
A group right end for ring moulds tube chamber is stretched out in from the circular hole among lead end axis to the left, and resists a group ring for ring moulds tube chamber right end
The ring plate of piece, group ring moulds tube chamber left end resists the right side of lower right pressing plate, and central shaft passes through down from centre successively from left to right
Left pressing plate, lower right pressing plate, several ring plates, inner sleeve and lead end axis, the left screw of central shaft sequentially pass through bottom left pressure from left to right
It is screwed in the left screw hole of the tapped central shaft of central shaft left end after plate, lower right pressing plate, by lower left pressing plate, lower right pressing plate and center
Axis is fixed together, and the right screw of central shaft screws in central shaft right end band internal thread after sequentially passing through top board, inner sleeve from right to left
The right screw hole of central shaft in, central shaft, top board, inner sleeve, gasket, fixes sleeve and lead end axis are fixed together, from
And several ring plates are located in group ring moulds tube chamber；Lead endoporus is equipped on lead end axis, several loop on piece welding
All conducting wires are drawn out to outside by the lead endoporus on lead end axis；Group ring moulds pipe middle left end be sleeved on closely " Contraband " shape and
In the die sleeve chamber of die sleeve with circular hole, the left side of group ring moulds pipe resists on the bottom plate of die sleeve, and die sleeve screw passes through from left to right
It is screwed in after circular hole on the bottom plate of die sleeve in the lower left pressing plate screw hole of lower left pressing plate, die sleeve and lower left pressing plate is fixed together；
The corresponding bottom plate plug hole in position, the cast of lower left pressing plate are respectively equipped in the upper and lower right pressing plate of the upper and lower left pressing plate of bottom plate of die sleeve
The injection needle of hole, lower right pressing plate plug hole, syringe passes through bottom plate plug hole, lower left pressing plate plug hole, lower right from left to right
After pressing plate plug hole, the outlet end of injection needle reveals postal in the lower right pressing plate chamber of lower right pressing plate, in the lower right pressing plate chamber of connection
It is poured through bottom plate plug hole, lower left pressing plate plug hole, lower right pressing plate by syringe, injection needle with being cast in group ring moulds tube chamber
The epoxide-resin glue of orifice injection, the institute that the ring body component in lower right pressing plate chamber and group ring moulds tube chamber is included by epoxide-resin glue
There is component to coat entirely, shape is integral.
2. the injecting type casting device of micro conductive retractor collar ring body component according to claim 1, it is characterised in that：Phase
Conducting wire between adjacent two panels ring plate will be staggered, in an acute angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721699143.1U CN208052385U (en) | 2017-12-08 | 2017-12-08 | A kind of injecting type casting device of micro conductive retractor collar ring body component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721699143.1U CN208052385U (en) | 2017-12-08 | 2017-12-08 | A kind of injecting type casting device of micro conductive retractor collar ring body component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208052385U true CN208052385U (en) | 2018-11-06 |
Family
ID=63996717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721699143.1U Expired - Fee Related CN208052385U (en) | 2017-12-08 | 2017-12-08 | A kind of injecting type casting device of micro conductive retractor collar ring body component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208052385U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114012975A (en) * | 2021-10-29 | 2022-02-08 | 中船九江精达科技股份有限公司 | Vacuum injection type pouring process method for microminiature conductive slip ring |
-
2017
- 2017-12-08 CN CN201721699143.1U patent/CN208052385U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114012975A (en) * | 2021-10-29 | 2022-02-08 | 中船九江精达科技股份有限公司 | Vacuum injection type pouring process method for microminiature conductive slip ring |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 332000 No. 1699 Changjiang Avenue, Jiujiang City, Jiangxi Province Patentee after: China Shipping Jiujiang Jingda Technology Co.,Ltd. Address before: 332000 No. 1699 Changjiang Avenue, Jiujiang City, Jiangxi Province Patentee before: JIUJIANG JINGDA MEASUREMENT TECHNOLOGY Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181106 |
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| CF01 | Termination of patent right due to non-payment of annual fee |