CN203685335U - Lubrication system for rotor internal combustion engine - Google Patents
Lubrication system for rotor internal combustion engine Download PDFInfo
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- CN203685335U CN203685335U CN201420084465.5U CN201420084465U CN203685335U CN 203685335 U CN203685335 U CN 203685335U CN 201420084465 U CN201420084465 U CN 201420084465U CN 203685335 U CN203685335 U CN 203685335U
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- combustion engine
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- Lubrication Of Internal Combustion Engines (AREA)
Abstract
The utility model provides a lubrication system for a rotor internal combustion engine. The lubrication system for the rotor internal combustion engine is composed of a rotor internal combustion engine body (20), a lubricating pump (10), an oil tube, a filter (13), an oil pan (14) and a machine base, wherein the lubricating pump (10) is connected with a rotor main shaft (51) of the rotor internal combustion engine body (20) through a transmission device (70) and is driven and communicated with an oil duct of the rotor internal combustion engine body (20) through the oil tube or an oil duct. The lubricating pump is driven by the rotor internal combustion engine, the flow of lubrication oil is in direct proportion to the rotating speed, and the system is simple in structure and convenient to use.
Description
Technical field
The utility model relates to rotor internal-combustion engine field, particularly relates to a kind of rotor internal-combustion engine lubrication system that is applicable to rotor internal-combustion engine to carry out effectively lubricating.
Background technique
The effect of lubricating system of IC engine is that the lubricant oil of some is delivered to friction surface, completes lubricatedly, and after cooling and cleaning action, and by filthy lubricant oil collection, filtering is for reusing.Effect of lubricant oil not only can reduce the friction and wear of moving element, takes away heat, extends the working life of element part; And can improve the tightness of combustion chambers of internal combustion engines working cell seal arrangement, improve the working efficiency of internal-combustion engine.
Chinese patent notice of authorization number: CN200710050184.2, notice of authorization day: Augusts 19 in 2009, day, were called: the patent of invention of " rotor internal-combustion engine " discloses a kind of rotor internal-combustion engine, its structure is: rotor internal-combustion engine forms a work chamber by cylinder block and both ends of the surface cylinder head, comprise rotor and be arranged in the work chamber that epitrochanterian piston is contained in rotor internal-combustion engine, rotor main shaft is supported on the main shaft bearing of rotor internal-combustion engine cylinder head both sides, make rotor and be arranged on epitrochanterian piston can be in the chamber of rotor internal-combustion engine rotary work.
The firing chamber of rotor internal-combustion engine is formed by being contained in the rotor in rotor internal-combustion engine work chamber and being arranged on epitrochanterian piston encirclement combination.The firing chamber of rotor internal-combustion engine is a combined campaign-styled working cell, and rotor exists the relative movement of contact with the work chamber's internal surface that is arranged on epitrochanterian piston and rotor internal-combustion engine, thereby produces the problems such as friction and wear heating; Form between each moving element of working cell, rotor internal-combustion engine firing chamber, have the airtight leakage problem of seal clearance.
The utility model proposes for the problem existing in described technology, its objective is a kind of lubrication system that is applicable to this rotor internal-combustion engine is provided, for the moving element of rotor internal-combustion engine provides lubricated, cooling and clean, and by filthy lubricant oil collection, after filtering, supply to reuse.
Summary of the invention
The utility model technical issues that need to address are to provide a kind of effectively lubricated, cooling and clean rotor internal-combustion engine lubrication system, and improve the tightness of working cell, rotor internal-combustion engine firing chamber seal arrangement.
In order to address the above problem, the rotor internal-combustion engine lubrication system that the utility model provides, formed by rotor internal-combustion engine body, oil pump and oil pipe or oil duct, filter cleaner, oil sump and support, rotor internal-combustion engine body is provided with lubricating structure, oil pump is provided with corresponding oil supply structure for the lubricating structure of rotor internal-combustion engine body, the oil supply structure of oil pump is connected by oil pipe or oil duct with the lubricating structure of rotor internal-combustion engine body, and the rotor main shaft that oil pump connects rotor internal-combustion engine body by transmission device drives.
Rotor internal-combustion engine body forms a columniform work chamber by both ends of the surface cylinder head and cylinder block, and this work chamber at least holds one and comprises rotor and be arranged on the firing chamber that piston that on rotor, a pair of front and back match surrounds.Rotor main shaft is supported on the main shaft bearing of both ends of the surface cylinder head, and making rotor and be arranged on epitrochanterian piston can be round the inner circumference motion of work chamber.For the air pressure that keeps firing chamber to change has good sealing effect, on rotor, be provided with rotor seals; On piston, be provided with piston sealing device.The lubricating structure of rotor internal-combustion engine body comprises: on rotor, be provided with the oil duct of lubricating oil flow, provided lubricant oil, for the contact surface of firing chamber moving boundaries provides lubrication channel at rotor and the piston of active chamber indoor sport; Main shaft bearing place in cylinder head is provided with lubricating oil inlet, arrives epitrochanterian oil duct at the outside or inner entrance that is provided with passage connection cylinder head of rotor main shaft, and at cylinder block circumference, place is provided with lubricating oil outlet.
Oil pump arranges corresponding oil supply structure for the lubricating structure of rotor internal-combustion engine body, the input end of oil pump is connected with the filter cleaner of oil sump on support, machine oil delivery side of pump is connected with the lubricating oil inlet of the main shaft bearing of rotor internal-combustion engine cylinder head by oil pipe or oil duct, for the lubricating structure of rotor internal-combustion engine body provides the lubricant oil supply source of high pressure flow.
As further improvement of the utility model, on the circumference of cylinder block, increase the entrance that has lubricant oil.Structural relation one in front and one in back owing to forming its piston sealing device matching of pair of pistons of firing chamber part, if only lubricating oil inlet is set from the main shaft bearing of cylinder head, when lubricant oil is splashed to by the oil leab of rotor after the inner circumferential surface of cylinder block, lubricating of secondary piston seal arrangement and the inner circumferential surface of back piston seal arrangement to cylinder block is not identical.Because after premenstrual piston sealing device was scraped and was lubricated, not not just fine to the lubrication effect of back piston seal arrangement, the wearing and tearing of the circumferential surface of back piston seal arrangement and cylinder block strengthen, this wearing and tearing, for back piston seal arrangement, finally can make the sealability of back piston seal arrangement and Life cycle not reach ideal effect.On the circumference of cylinder block, increase the entrance of lubricant oil, can improve back piston seal arrangement lubrication effect, thereby reduce wearing and tearing, extended the Life cycle of back piston seal arrangement, thereby obtain better effect.
Owing to increasing the entrance that has lubricant oil on the circumference of cylinder block, therefore the lubricating structure of rotor internal-combustion engine body comprises rotor lubrication structure division and cylinder lubricating structure part.Oil pump arranges corresponding supply source for rotor lubrication structure division and the cylinder lubricating structure part of rotor internal-combustion engine body, comprise low pressure flow outlet and high pressure flow outlet, low pressure flow outlet is connected with described cylinder lubrication structure division, and high pressure flow outlet is connected with described rotor lubrication structure division.
The low pressure flow outlet of oil pump is connected with the lubricating oil inlet of the cylinder block of rotor internal-combustion engine body by oil pipe or oil duct, move and lead to corresponding cylinder block slip surface along the circumferential surface of cylinder block in chamber through piston sealing device, finally lead to the oil sump on support through the lubricating oil outlet of cylinder block.
The high pressure flow outlet of oil pump is connected with the lubricating oil entrance of the main shaft bearing profit of both ends of the surface cylinder head by oil pipe, and by being arranged at the oil leab that is communicated to rotor at the outside or inner grease channel of rotor main shaft, make rotor and be arranged on the sliding contact surface that epitrochanterian rotor seals and piston and piston sealing device thereof are corresponding to be conducted with high pressure flow export supply source.
Described piston sealing device comprises axial piston seal arrangement and radial seal, axial piston seal arrangement is a large semi-circular and the trapezoidal column type body combining, its large semi-circular columnar part packs the groove internal clearance cooperation that piston is greater than semicircle into, its trapezoidal cylinder and the circumferential inner surface of the cylinder block part curvature that contacts is identical, and described axial piston seal arrangement forms lubricant oil along the circumferential surface contact slide of cylinder block and carries body in work chamber.
Described transmission device comprises by the driving component of driving component junctor oil pump one end of rotor main shaft one end.
According to rotor internal-combustion engine lubrication system of the present utility model, oil pump is driven by the rotor main shaft of rotor internal-combustion engine, and oil flow is directly proportional to rotating speed, and system architecture is simple, easy to use.
Brief description of the drawings
The a part of accompanying drawing that forms the application is used to provide further understanding of the present utility model, and schematic description and description of the present utility model is used for explaining the utility model, does not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 be the utility model rotor internal-combustion engine lubrication system along rotor recesses to the axial sectional structure schematic diagram of through hole,
Fig. 2 is that the utility model rotor internal-combustion engine lubrication system the first mode of execution is removed the radial structure schematic diagram after cylinder head,
Fig. 3 is oil pump of the present utility model and each lubrication system part annexation schematic diagram,
Fig. 4 is that the utility model rotor internal-combustion engine lubrication system the second mode of execution is removed the radial structure schematic diagram after cylinder head.
Embodiment
As shown in Figure 1, the rotor internal-combustion engine lubrication system providing according to the utility model, comprise rotor internal-combustion engine body 20, oil pump 10 and oil pipe, filter cleaner 13, oil sump 14 and support composition, rotor internal-combustion engine body 20 is arranged on the support that is provided with oil sump 14.Rotor internal-combustion engine body 20 is connected with cylinder block 40 by fixed block by both ends of the surface cylinder head 30, forms a housing (referring to Fig. 2) with cylindrical work chamber 21.Rotor main shaft 51 is supported on the main shaft bearing 32 of both ends of the surface cylinder head 30, and making rotor 50 and be arranged on epitrochanterian piston 60 can be round the inner circumference motion (referring to Fig. 2) of work chamber 21.In order to solve the lubrication problem of rotor internal-combustion engine body 20, rotor internal-combustion engine body 20 is provided with lubricating structure, comprising: on rotor, 50 are provided with the groove 52 of lubricating oil flow and the oil duct of through hole 53; Because main shaft bearing 32 is carrying the load of rotor internal-combustion engine, therefore at main shaft bearing 32 places of cylinder head 30, lubricating oil inlet 31 is set, the oil duct 33 of lubricant oil between rotor main shaft 51 and main shaft bearing 32 is communicated to groove 52 and the through hole 53 of rotor 50; For the rotor 50 in work chamber's 21 interior motions and piston 60 provide lubricant oil, the lubricating oil outlet 42 that the lubricant oil after lubricated arranges on by cylinder block 40 is got back to oil sump 14.
The input end of oil pump 10 connects the filter cleaner 13 in oil sump 14, the output terminal 11,12 of oil pump 10 is connected with the inlet opening 41,31 of rotor internal-combustion engine body 20 by oil pipe or oil duct, the lubricant oil of oil sump 14 is transported to the lubricating structure of rotor internal-combustion engine body 20.The rotor main shaft 51 that oil pump 10 connects rotor internal-combustion engine body 20 by transmission device 70 drives.Oil pump 10 can adopt gear type or rotor-type oil pump, and preferably, oil pump 10 adopts gear type in the present embodiment.The transmission device 70 of oil pump 10 comprises by the driving component 72 of driving component 71 junctor oil pump 10 one end of rotor main shaft 51 one end.The kind of drive can adopt belt pulley mode, chain pitch wheel mode, worm screw mode.Preferably, transmission device 70 adopts belt pulley mode.
What as shown in Figure 2, rotor internal-combustion engine work chamber 21 held two by rotor 50 and was arranged on rotor 50 that two pairs of pistons that match 60 surround can be around two of a chamber circular movement firing chamber 22.For the sealing of firing chamber 22, on rotor 50, there is rotor seals, comprise radial seal 54 and axial seal 55; On piston 60, be provided with piston sealing device, comprise axial piston seal arrangement 61 and radial seal 62.Because the interior inner circumference along cylinder block 40 of firing chamber 22 work chamber 21 moves, for forming firing chamber 22 moving boundaries the lubricated of surface that contact, the oil duct that lubricant oil is transported to rotor recesses 52 and through hole 53 by the lubricating oil inlet 31 via rotor main shaft bearing 32 provides.Rotor recesses 52 is positioned at the rounded periphery of rotor main shaft 51 and rotor 50 central vertical boundaries, and extends to the through hole 53 of rotor upper piston 60 supports by both sides straight-line groove.Rotor through hole 53 communicates with cylinder block 40 internal circular surfaces 43, makes lubricant oil be splashed on the inner circumferential surface 43 of cylinder block 40 and to provide lubricated via through hole 53.Lubricating oil outlet 42 is set in cylinder block 40, and this lubricating oil outlet 42 is made as porous structure, is beneficial to piston sealing device 61 and sends lubricant oil back to oil sump 14 on support via lubricating oil outlet 42.
As further improvement of the utility model, on the circumference of cylinder block 40, increase the entrance 41 that is provided with lubricant oil.Structural relations one in front and one in back owing to forming pair of pistons 60 its piston sealing devices 61 that match of firing chamber 22, when lubricant oil is splashed to after the inner circumferential surface of cylinder block by the oil duct of groove 52 and through hole 53, lubricating of secondary piston seal arrangement and the inner circumferential surface of back piston seal arrangement to cylinder block 40 is not identical.Because after premenstrual piston sealing device 61 was scraped and was lubricated, not not just fine to the lubrication effect of back piston seal arrangement 61, back piston seal arrangement 61 strengthens with the wearing and tearing of the circumferential surface of cylinder block 40, this wearing and tearing, for back piston seal arrangement 61, finally can make the sealability of back piston seal arrangement 61 and Life cycle not reach ideal effect.Increase the entrance 41 of lubricant oil from the circumference of cylinder block 40, can improve back piston seal arrangement 41 lubrication effects, thereby reduce wearing and tearing, extended the Life cycle of back piston seal arrangement 41, thereby obtained better effect.The oil outlet end of this lubricant oil gateway 41 is made as porous structure, and before and after being beneficial to, piston sealing device 61 is carried lubricant oil and lubricate along the circumferential surface of cylinder block 40.
As shown in Figure 3, the lubricating structure of rotor internal-combustion engine body 20 comprises rotor lubrication structure division and cylinder lubricating structure part.The oil supply structure of oil pump 10 is provided with two delivery outlets for the lubricating structure of rotor internal-combustion engine body 20, comprises low pressure flow outlet 11 and high pressure flow outlet 12.Low pressure flow exports 11 supply cylinder lubricating structure parts; High pressure flow outlet 12 supply rotor lubrication structure divisions.
The rotor lubrication structure division of high pressure flow outlet 12 supplies has following structure: high pressure flow outlet 12 is connected with the lubricating oil inlet 31 of the main shaft bearing 32 of both ends of the surface cylinder head 30 by oil pipe, and is communicated to groove 52 and the through hole 53 of rotor 50 by the grease channel gap 33 between rotor main shaft 51 and main shaft bearing 32.Rotor 50 rotatablely moving in work chamber 21, make the seal arrangement of rotor 50 and rotor 50 thereof and be arranged on piston 60 on rotor 50 and the slip surface of piston sealing device 61 correspondences and high pressure flow export 12 supply source and be conducted, comprise via the groove 52 of rotor 50 and lead to the face that radially slides 34 (referring to Fig. 1) of both ends of the surface cylinder head 30 and the face that slides axially 63 (referring to Fig. 2) and the piston locating stud 64 thereof of piston 60, lead to the slip surface 43 of cylinder block 40 via the through hole 53 of rotor 50, finally lead to oil sump 14 on support (referring to Fig. 1 via the lubricating oil outlet 42 of cylinder block 40, 2).
High pressure flow outlet 12 effects are to provide lubricant oil for rotor lubrication structure division, because main shaft bearing 32 is high-mechanic positions of rotor main shaft 51, carrying the working load of rotor internal-combustion engine, exporting 12 supply sources by high pressure flow and ensure the sufficient lubrication of rotor lubrication structure division; Make to lead to slip surface corresponding to rotor 50 seal arrangements via grease channel gap 33 through rotatablely moving of rotor 50, and improve radial seal 54 and the tightness of axial seal 55 to rotor internal-combustion engine firing chamber 22 of rotor 50 seal arrangements.
The cylinder lubrication structure division of low pressure flow export supply has following structure: low pressure flow outlet 11 is connected with the lubricating oil inlet 41 of the cylinder block 40 of rotor internal-combustion engine body 20 by oil pipe or oil duct; Move and lead to corresponding cylinder block slip surface 43 along cylinder block 40 circumferential surfaces chamber 21 is interior through piston sealing device 61, lead to the oil sump 14 (referring to Fig. 2) on support through the lubricating oil outlet 42 of cylinder block 40.
Low pressure flow outlet 11 effects are to provide lubricant oil for cylinder lubrication structure division, because piston sealing device 61 is subject to thermal wear along the circumferential inner surface high-speed motion of cylinder block 40, export 11 supply sources by low pressure flow and lubricate for cylinder lubrication structure division provides fully; And the piston sealing device 61 improving at the circumferential slippage face 43 of cylinder block 40 tightness to rotor internal-combustion engine firing chamber 22.
Piston sealing device 61 is a large semi-circular and the trapezoidal column type body combining of class, the large semi-circular body of piston sealing device 61 is distributed into the groove internal clearance cooperation that piston 60 is greater than semicircle, and the upper base of the class trapezoid body of piston sealing device 61 is identical with circumferential inner surface 43 curvature of cylinder block 40.Described piston sealing device 61 forms lubricant oil at interior circumferential surface 43 contact slides along cylinder block 40 of chamber 21 and carries body.(referring to Fig. 2,3).
Fig. 4 provides the radial structure schematic diagram of the second rotor internal-combustion engine lubrication system mode of execution, rotor internal-combustion engine body 20 has by both ends of the surface cylinder head 30 and cylinder block 40 and forms a columniform chamber 21, rotor main shaft 51 connects the main shaft bearing 32 that rotor 50 is supported on both ends of the surface cylinder head 30 and is contained in chamber 21, this chamber 21 hold one by rotor 50 and be arranged on the piston 60 of pair of matched cover on rotor 50 and the piston sealing device 61 that matches surrounds can be around a firing chamber 22 of chamber 21 circular movement.
The first rotor internal-combustion engine lubrication system mode of execution is that from the difference of the second rotor internal-combustion engine lubrication system mode of execution the burning number of chambers of rotor internal-combustion engine is different.
The foregoing is only embodiment of the present utility model, be not limited to the utility model.For the technician in the utility model field, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment of doing, be equal to alternative, improvement etc., within all should being included in protection domain of the present utility model.
Claims (8)
1. a rotor internal-combustion engine lubrication system, by rotor internal-combustion engine body (20), oil pump (10) and oil pipe or oil duct, filter cleaner (13), oil sump (14) and support composition, it is characterized in that: comprise rotor internal-combustion engine body (20) and oil pump (10), described rotor internal-combustion engine body (20) is provided with lubricating structure, described oil pump (10) is provided with oil supply structure, the oil supply structure of oil pump (10) is connected by oil pipe or oil duct with the lubricating structure of rotor internal-combustion engine body (20), the rotor main shaft (51) that oil pump (10) connects rotor internal-combustion engine body (20) by transmission device (70) drives.
2. lubrication system according to claim 1, it is characterized in that, rotor internal-combustion engine body (20) has by both ends of the surface cylinder head (30) and cylinder block (40) and forms columniform work chamber (21), what this work chamber (21) at least held one by rotor (50) and was arranged on that piston (60) that the upper a pair of front and back of rotor (50) match surrounds can be around the firing chamber (22) of work chamber (21) circular movement, this firing chamber (22) is provided with rotor seal part 54,55 and piston sealing device 61 and Sealing 62, rotor main shaft (51) is supported on the main shaft bearing (32) of both ends of the surface cylinder head (30), the lubricating structure of described rotor internal-combustion engine body (20) comprising: the oil duct that is provided with groove (52) and is communicated to through hole (53) on rotor (50), main shaft bearing (32) in cylinder head (30) locates to be provided with lubricating oil inlet (31), the outside of rotor main shaft (51) or be innerly provided with entrance (31) that oil duct connects described cylinder head to the groove (52) of described rotor to through hole (53), in cylinder block (40), circumference place is provided with lubricating oil outlet (42).
3. lubrication system according to claim 2, it is characterized in that, the oil supply structure of described oil pump (10) is provided with high pressure flow outlet (12), and the lubricating oil inlet (31) that this high pressure flow outlet (12) is located by the upper main shaft bearing (32) of oil pipe and cylinder head (30) is connected.
4. lubrication system according to claim 3, it is characterized in that, described oil pump (10) oil supply structure is provided with low pressure flow outlet (11), and this low pressure flow outlet (11) is connected with the upper lubricating oil inlet (41) arranging of cylinder block (30) by oil pipe or oil duct.
5. lubrication system according to claim 4, it is characterized in that, cylinder lubrication structure division is led in low pressure flow outlet (11) source of described oil pump (10), leads to the slip surface (43) of cylinder block through piston sealing device (61) in chamber (21) along the motion of cylinder block (40) circumferential surface.
6. lubrication system according to claim 3, it is characterized in that, rotor lubrication structure division is led in high pressure flow outlet (12) source of described oil pump (10), the groove (52) and the through hole (53) that lead to rotor (50) through rotor main shaft (51) and the grease channel gap (33) of main shaft bearing (32) by the entrance (31) of cylinder head, described groove (52) leads to rotor (50) and piston (60) and piston sealing device (61) thereof and the corresponding slip surface (34) of cylinder head (30), described through hole (53) leads to the corresponding slip surface (43) of piston sealing device (61) and cylinder block.
7. according to the lubrication system described in claim 5 or 6, it is characterized in that, described piston sealing device (61) is a large semi-circular and the trapezoidal column type body combining, its large semi-circular columnar part packs the groove interior lubrication gap cooperation that piston (60) is greater than semicircle into, the circumferential inner surface (43) of its trapezoidal column surface and cylinder block (40) is with curvature contact slide, form the conveying body of cylinder block slip surface (43) lubricant oil, and lubricant oil is led to the oil sump (14) on support through the outlet (42) of cylinder block (40).
8. lubrication system according to claim 1, it is characterized in that, described transmission device (70) comprises by the driving component (72) of driving component (71) junctor oil pump (10) one end of rotor main shaft (51) one end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420084465.5U CN203685335U (en) | 2014-02-27 | 2014-02-27 | Lubrication system for rotor internal combustion engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420084465.5U CN203685335U (en) | 2014-02-27 | 2014-02-27 | Lubrication system for rotor internal combustion engine |
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| Publication Number | Publication Date |
|---|---|
| CN203685335U true CN203685335U (en) | 2014-07-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420084465.5U Expired - Fee Related CN203685335U (en) | 2014-02-27 | 2014-02-27 | Lubrication system for rotor internal combustion engine |
Country Status (1)
| Country | Link |
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| CN (1) | CN203685335U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104879182A (en) * | 2014-02-27 | 2015-09-02 | 南宁昂奇动力科技有限责任公司 | Lubricating system of rotary internal combustion engine |
| CN107532597A (en) * | 2015-03-27 | 2018-01-02 | 株式会社电装 | Cylinder revolution type compressor |
| CN113090381A (en) * | 2020-01-08 | 2021-07-09 | 时鲁生 | Piston rotor engine |
-
2014
- 2014-02-27 CN CN201420084465.5U patent/CN203685335U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104879182A (en) * | 2014-02-27 | 2015-09-02 | 南宁昂奇动力科技有限责任公司 | Lubricating system of rotary internal combustion engine |
| CN107532597A (en) * | 2015-03-27 | 2018-01-02 | 株式会社电装 | Cylinder revolution type compressor |
| CN107532597B (en) * | 2015-03-27 | 2019-05-14 | 株式会社电装 | Cylinder revolution type compressor |
| CN113090381A (en) * | 2020-01-08 | 2021-07-09 | 时鲁生 | Piston rotor engine |
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| C14 | Grant of patent or utility model | ||
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| CP02 | Change in the address of a patent holder |
Address after: 530007 the Guangxi Zhuang Autonomous Region Nanning City high-tech road seven Xin Science and Technology Park No. 2 Building 2 floor, No. 216 Patentee after: NANNING ANGQI POWER TECHNOLOGY CO., LTD. Address before: 530007 the Guangxi Zhuang Autonomous Region Nanning City high-tech road seven Xin Science and Technology Park No. 2 Building 3 floor, No. 304 Patentee before: NANNING ANGQI POWER TECHNOLOGY CO., LTD. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140702 Termination date: 20160227 |
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| CF01 | Termination of patent right due to non-payment of annual fee |