CN204804953U - Horizontal opposition piston of two cycle, opposition cylinder engine engine block assembly - Google Patents
Horizontal opposition piston of two cycle, opposition cylinder engine engine block assembly Download PDFInfo
- Publication number
- CN204804953U CN204804953U CN201520057818.7U CN201520057818U CN204804953U CN 204804953 U CN204804953 U CN 204804953U CN 201520057818 U CN201520057818 U CN 201520057818U CN 204804953 U CN204804953 U CN 204804953U
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- cylinder block
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Abstract
The utility model provides a horizontal opposition piston of two cycle, opposition cylinder engine engine block assembly, including crankshaft connecting rod system installation space, cylinder liner mounting hole, inlet channel, exhaust passage, lubricating system, cooling system, fuel oil system, power take off system, front end annex transmission system, suspension system, engine block assembly is horizontal symmetry structural arrangement by two identical left organisms and right organism and forms, and the interval of jar hole on the engine fore -and -aft direction in the two left and right organisms is 25mm or 0mm, and the cavity of two organism junctions forms the crankcase, the utility model discloses the horizontal opposition piston of the two cycle that has integrateed, opposition cylinder engine crankshaft connecting rod system installation space, cylinder liner mounting hole, inlet channel, exhaust passage, lubricating system, cooling system, fuel oil system, power take off system, front end annex transmission system, suspension system crankshaft connecting rod system 0, the engine body subassembly is by two identical organizations, and the spare part commonality is good, low in manufacturing cost.
Description
Technical field
The utility model relates to the technical field of two stroke engine, especially for the horizontally-opposed piston of a kind of two-stroke, opposed-cylinder engine cylinder block set.
Background technique
Pancake engine, with the engine structure of its uniqueness and working principle, can obtain the mechanical efficiency higher than conventional engines and combustion efficiency.The particularly horizontally-opposed piston of two-stroke, opposed-cylinder engine, because of its agent structure compact (axial dimension tradition relative to total height is little with power engine), its energy density (power per liter, weight/power ratio) high technology level (>=90kW/L of the same trade can be reached, >=1.9kW/kg), its also because of this two large advantage by industry is attracted attention.Based on the basic functional principle of the horizontally-opposed piston of two-stroke, opposed-cylinder engine, its body needs horizontal symmetrical to arrange, compared with traditional combustion engine, body does not need to install cylinder head camshaft, distribution device etc.An important difference of the body of the horizontally-opposed piston of two-stroke, opposed-cylinder engine body and conventional engines is exactly, it must realize the installing space of the horizontally-opposed piston of two-stroke, opposed-cylinder engine special crankshaft linkage mechanism on part, and the identical air inlet system and exhaust system of conventional engines cylinder head, Respiratory ft tive resistance.Thus make the structure of the body of motor obviously be different from conventional engines.In addition, the same with conventional engines, body, except the running for bent axle, piston provides installing space, also must provide corresponding support for cooling system, suspension system etc.
Model utility content
In order to realize special arrangement and the design of the horizontally-opposed piston of a kind of two-stroke, the crankshaft & connecting of opposed-cylinder engine cylinder block set, gas handling system, vent systems, cooling system and lubrication system, the utility model provides a kind of compact structure, is integrated with the engine body assembly of multiple systems such as crankshaft & connecting installing space, mounting hole of cylinder sleeve, gas-entered passageway, exhaust passage, lubrication system, cooling system, oil-fired system, power output system, frontal attachments transmission system, suspension system.
For achieving the above object, the utility model provides the horizontally-opposed piston of a kind of two-stroke, opposed-cylinder engine cylinder block set, wherein, crankshaft & connecting installing space, mounting hole of cylinder sleeve, gas-entered passageway, exhaust passage, lubrication system, cooling system, oil-fired system, power output system, frontal attachments transmission system, suspension system is comprised; Described cylinder block set is that horizontal symmetrical structural configuration forms by two identical left bodies and right body, the spacing of cylinder holes in body described in left and right two on motor fore-and-aft direction is 25mm, and connected by body connecting bolt, the chamber of body joint described in two forms crankcase.
The horizontally-opposed piston of above-mentioned two-stroke, opposed-cylinder engine cylinder block set, wherein, body described in two includes left and right long connecting rod passage, is arranged symmetrically in the both sides of described cylinder-bore.
The horizontally-opposed piston of above-mentioned two-stroke, opposed-cylinder engine cylinder block set, wherein, described cylinder block set comprises mounting hole of cylinder sleeve, by described mounting hole of cylinder sleeve by cylinder liner can be correct be arranged in described body.
The horizontally-opposed piston of above-mentioned two-stroke, opposed-cylinder engine cylinder block set, wherein, the intake duct that described cylinder block set is formed after also wrapping and being combined by described body and described cylinder liner, around being arranged in around described cylinder-bore, and is divided into upper and lower two suction ports.
The horizontally-opposed piston of above-mentioned two-stroke, opposed-cylinder engine cylinder block set, wherein, described cylinder block set also comprise combined by described body and described cylinder liner after the air outlet flue that formed, around being arranged in around described cylinder holes, and be divided into upper and lower two relief openings.
The horizontally-opposed piston of above-mentioned two-stroke, opposed-cylinder engine cylinder block set, wherein, described cylinder block set also comprises water-cooling circulating system, and water intake is positioned at the lower end of described body, water outlet is positioned at the upper end of described body, and water channel is around being arranged in around firing chamber and described air outlet flue.
The horizontally-opposed piston of above-mentioned two-stroke, opposed-cylinder engine cylinder block set, wherein, described cylinder block set also comprises the oil sprayer of oil-fired system, oily rail, the fixing lug boss of high-pressure oil pipe, engine mounting fixing lug boss, engine lifting lug.
The horizontally-opposed piston of above-mentioned two-stroke, opposed-cylinder engine cylinder block set, wherein, described cylinder block set also comprises front-end face, described front-end face is provided with gear chamber assembly, front end output attachments.
The horizontally-opposed piston of above-mentioned two-stroke, opposed-cylinder engine cylinder block set, wherein, described cylinder block set also comprises left and right crankcase peep hole.
The beneficial effects of the utility model are:
The utility model is integrated with multiple system function requirements such as the horizontally-opposed piston of two-stroke, opposed-cylinder engine crankshaft & connecting installing space, mounting hole of cylinder sleeve, gas-entered passageway, exhaust passage, lubrication system, cooling system, oil-fired system, power output system, frontal attachments transmission system, suspension system.Engine body assembly is by two identical organizations, and component universality is good, low cost of manufacture.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated:
Fig. 1 is the front end axonometric drawing of the horizontally-opposed piston of a kind of two-stroke of the utility model, opposed-cylinder engine cylinder block set;
Fig. 2 is the rear end axonometric drawing of the horizontally-opposed piston of a kind of two-stroke of the utility model, opposed-cylinder engine cylinder block set;
Fig. 3 is the worm's eye view of the horizontally-opposed piston of a kind of two-stroke of the utility model, opposed-cylinder engine cylinder block set;
Fig. 4 is the plan view of the horizontally-opposed piston of a kind of two-stroke of the utility model, opposed-cylinder engine cylinder block set;
Fig. 5 be in Fig. 4 A-A to sectional view;
Fig. 6 is first embodiment's fore-and-aft direction sectional view in the utility model;
Fig. 7 is second embodiment's fore-and-aft direction sectional view in the utility model;
Fig. 8 is lubrication system schematic diagram in the horizontally-opposed piston of a kind of two-stroke of the utility model, opposed-cylinder engine cylinder block set.
In accompanying drawing, number-mark is as follows:
Left side body 1, right side body 2, peep hole cover plate 25, 3, body upper mounting hole of oil sprayer 24, 4, exhaust insulation plate 5, 10, 18, 23, body water outlet 6, 21, right body right side 7, hanger 8, 22, relief opening cover plate 9, 91, 19, 20, suction port cover plate 11, 12, 16, 17, body filler opening 13, main axle bush 14, cylinder block set front-end face 15, high pressure oil rail mounting hole 94, high-pressure oil pipe fixed hole 95, suspension mounting hole 92, 93, relief opening 26, 27, 35, 36, suction port 28, 29, 33, 34, cylinder block set ear end face 30, crankshaft rear oil seal assembly 31, thrust bearing shell 32, body left side, left side 37, left side body long connecting rod passage 96, 97, inner carrier machine oil cooling jet 38, 42, cylinder block set lower end surface 39, body water intake 40, 44, underpart mounting hole of oil sprayer 41, 43, crankshaft hole 45, intake duct 46, 52, 59, 53, air outlet flue 47, 50, 55, 58, body exhalant canal 48, 57, cylinder sleeve 49, 56, body intake tunnel 51, 54, oil duct 60 ~ 68, 70, 72, 73, 76 ~ 81, 84 ~ 88.
Embodiment:
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail, but not as restriction of the present utility model.
Embodiment one
In the present embodiment, be the sectional view of the utility model at fore-and-aft direction as shown in Figure 6, the center line of left side body 1 inner cylinder liner 49 and the distance between center line of right side body 2 inner cylinder liner 56 are 25mm;
As shown in Figure 1, engine body assembly is made up of left side body 1 and right side body 2; Left side body 1 is identical body with right side body 2, and left side body 1 horizontally rotates 180 ° by right side body 2 and forms.Both sides body by screw rod, nut, be bolted together, both sides body connect center define crankshaft hole 45, the bottom junctions of both sides body defines crankcase, for the running of bent axle provides space.
In further embodiment of the present utility model, as shown in Figure 1, peep hole cover plate 25,3 is arranged on the top of body, is convenient to the operation conditions that cylinder block set assembles and observes crankcase inside crankshaft, connecting rod.Body upper mounting hole of oil sprayer 24,4 is positioned at the top of body, and as shown in Figure 3, underpart mounting hole of oil sprayer 41,43 is positioned at the bottom of body, for installing oil sprayer.Therefore, left and right sides body 1,2 all has two oil sprayers, and upper and lower oil sprayer is in a symmetrical arrangement.
In further embodiment of the present utility model, as shown in Figure 1, exhaust insulation plate 5,10,18,23 is arranged on the outside of exhaust passage 58,55,50,47 as shown in Figure 5.Prevent the oil sprayer oil circuit of periphery, exhaust passage, water pipe, control wire harness by high temperature failure.Body water outlet 6,21 is the outer surface of the exhalant canal 57,48 shown in Fig. 5, is provided with seal ring, outlet pipe above, the cooling liquid in body is discharged smoothly.Right body right side 7 is the junction plane of right side body 2 and end cap, for installing end cap.Hanger 8,22, on cylinder block set top, is diagonally arranged, for lifting motor.Relief opening cover plate 9,91,19,20 is arranged on one end (the front extreme direction of cylinder block set) of the exhaust passage 58,55,50,47 shown in Fig. 5, has sealing gasket, for sealing exhaust passage above relief opening cover plate.Suction port cover plate 12,11,16,17 is arranged on one end (the front extreme direction of cylinder block set) of the gas-entered passageway 59,53,52,46 shown in Fig. 5, has sealing gasket, for sealing gas-entered passageway above suction port cover plate.
In further embodiment of the present utility model, as shown in Figure 1, body filler opening 13 is positioned on cylinder block set front-end face 15, and machine oil thus hole enters body main oil gallery, and then the part such as cooling and lubricating bent axle, interior outer piston.Body front-end face 15 can be provided with gear chamber, frontal attachments etc.Bent axle, by belt and gear driven oil pump, high pressure oil pump, water pump, generator, fan, mechanical supercharger, enables motor normally work.Main axle bush 14 is arranged on the front end of cylinder block set, is positioned at crankshaft hole 45 as shown in Figure 5, and main axle bush 14 inside is provided with bent axle.
In further embodiment of the present utility model, as shown in Figure 1, high pressure oil rail mounting hole 94 is positioned at the outside of gas-entered passageway 46, for fixing high pressure oil rail, high-pressure oil pipe fixed hole 95 is positioned at the side of left side body, for fixing high-pressure oil pipe, suspension mounting hole 92,93 is positioned at the top of body both sides, suspends for stationary engine.
In further embodiment of the present utility model, as shown in Figure 2, relief opening 26,27,35,36 is positioned at the other end (the rear extreme direction of cylinder block set) of the exhaust passage 47,50,55,58 shown in Fig. 5, and the waste gas after cylinder sleeve combustion discharges body by these relief openings.Suction port 28,29,34,33 is positioned at the other end (the rear extreme direction of cylinder block set) of the gas-entered passageway 46,52,53,59 shown in Fig. 5, and ozone is entered in cylinder sleeve by these suction ports and participates in burning.Cylinder block set ear end face 30 is positioned at the rear end of cylinder block set, for Flywheel shell and flywheel assembly.Crankshaft rear oil seal assembly 31, thrust bearing shell 32 are all arranged on the rear end of cylinder block set.Body left side 37, left side is the junction plane of left side body and left end cap, for installing left end cap.
In further embodiment of the present utility model, as shown in Figure 2, long connecting rod passage 96,97 is positioned at the both sides of engine body assembly, is arranged symmetrically in cylinder-bore both sides, for two long connecting rods connecting outer piston and bent axle provide moving conduit.
In further embodiment of the present utility model, as shown in Figure 3, inner carrier machine oil cooling jet 38,42 is arranged in crankcase, for cooling, lubricating the inner carrier of both sides.Cylinder block set lower end surface 39 is positioned at the bottom of cylinder block set, for installing oil sump.Body water intake 40,44 is positioned at the outside of the intake tunnel 51,54 shown in Fig. 5, and be provided with seal ring, intake pipe above, cooling liquid enters cylinder sleeve by water intake, cooling cylinder sleeve.
In further embodiment of the present utility model, as shown in Figure 5, left and right sides body defines crankshaft hole 45, in the body 1 of left side, cylinder sleeve 49 is installed, be provided with cylinder sleeve 56 in the body 2 of right side, body coordinates with cylinder sleeve and defines gas-entered passageway 46,52,53,59, exhaust passage 47,50,55,58, intake tunnel 51,54, exhalant canal 48,57.Fresh air in air filter enters in cylinder sleeve through gas-entered passageway 46,52,53,59, body is discharged through exhaust passage 47,50,55,58 after burning, cooling liquid enters in the cooling chamber of cylinder sleeve through intake tunnel 51,54, discharges body behind cooling combustion room by exhalant canal 48,57.
In further embodiment of the present utility model, Fig. 8 is the lubrication system schematic diagram of a kind of engine body assembly of the utility model.Body filler opening 13 is positioned at shown in Fig. 1 and is positioned on cylinder block set front-end face 15, and lubricant oil enters in body oil duct by filler opening 13, and a part of lubricant oil enters in oil duct 60, lubricates bent axle through main axle bush 14; Another part lubricant oil enters in oil duct 63 through oil duct 61, and some lubricant oil point two-way 74,75 after oil duct 72,73 enters the oil duct that right-hand end covers.Sub-fraction lubricant oil in oil duct 63 cools right side inner carrier through machine oil cooling jet 42, another part lubricant oil enters in the body of left side through oil duct 62,76 and 66,85, some lubricant oil enters in oil duct 64, then two-way is divided into, one tunnel enters in thrust bearing shell 32 through oil duct 65 lubricates bent axle, another road enters in oil duct 67, in oil duct 67 a part of lubricant oil lubricate through oil duct 68, cooling turbine pressurized machine, point two-way 69,71 after oil duct 70 of another part lubricant oil in oil duct 67 enters the oil duct that right-hand end covers.The lubricant oil entered in the body of left side through oil duct 62,76 and 66,85 enters in oil duct 80, and the sub-fraction lubricant oil in oil duct 80 cools left side inner carrier through machine oil cooling jet 38, and another part enters in oil duct 77,84.In oil duct 77, a part of lubricant oil enters in oil duct 78, lubricates bent axle through main axle bush 14, and after another part enters oil duct 79,81, a point two-way 82,83 enters left side end cap oil duct.In oil duct 84, a part of lubricant oil enters in oil duct 86, after thrust bearing shell 32, lubricate bent axle, and after another part enters oil duct 87,88, a point two-way 89,90 enters left side end cap oil duct.
In sum, the utility model is integrated with multiple system function requirements such as the horizontally-opposed piston of two-stroke, opposed-cylinder engine crankshaft & connecting installing space, mounting hole of cylinder sleeve, gas-entered passageway, exhaust passage, lubrication system, cooling system, oil-fired system, power output system, frontal attachments transmission system, suspension system.Engine body assembly is by two identical organizations, and component universality is good, low cost of manufacture.
Embodiment two
In the present embodiment, if Fig. 7 is the sectional view of the utility model at fore-and-aft direction, the center line of left side body 1a inner cylinder liner 49a and the center line of right side body 2a inner cylinder liner 56a are on the same line, this from Fig. 6 embodiment one except cylinder holes position is different, external structure, the internal galleries of body are all roughly the same, the technique effect that can reach is identical with embodiment one, is not repeated herein.
The foregoing is only the utility model preferred embodiment; not thereby mode of execution of the present utility model and protection domain is limited; to those skilled in the art; should recognize and all should be included in the scheme that equivalent replacement done by all utilization the utility model specifications and diagramatic content and apparent change obtain in protection domain of the present utility model.
Claims (9)
1. the horizontally-opposed piston of two-stroke, opposed-cylinder engine cylinder block set, it is characterized in that, comprise crankshaft & connecting installing space, mounting hole of cylinder sleeve, gas-entered passageway, exhaust passage, lubrication system, cooling system, oil-fired system, power output system, frontal attachments transmission system, suspension system; Described cylinder block set is that horizontal symmetrical structural configuration forms by two identical left bodies and right body, the spacing of cylinder holes in body described in left and right two on motor fore-and-aft direction is 25mm, and connected by body connecting bolt, the chamber of body joint described in two forms crankcase.
2. the horizontally-opposed piston of two-stroke according to claim 1, opposed-cylinder engine cylinder block set, is characterized in that, body described in two includes left and right long connecting rod passage, is arranged symmetrically in the both sides of described cylinder-bore.
3. the horizontally-opposed piston of two-stroke according to claim 1, opposed-cylinder engine cylinder block set, is characterized in that, described cylinder block set comprises mounting hole of cylinder sleeve, by described mounting hole of cylinder sleeve by cylinder liner can be correct be arranged in described body.
4. the horizontally-opposed piston of two-stroke according to claim 1, opposed-cylinder engine cylinder block set, it is characterized in that, the intake duct that described cylinder block set is formed after also wrapping and being combined by described body and described cylinder liner, around being arranged in around described cylinder-bore, and is divided into upper and lower two suction ports.
5. the horizontally-opposed piston of two-stroke according to claim 1, opposed-cylinder engine cylinder block set, it is characterized in that, described cylinder block set also comprise combined by described body and described cylinder liner after the air outlet flue that formed, around being arranged in around described cylinder holes, and be divided into upper and lower two relief openings.
6. the horizontally-opposed piston of two-stroke according to claim 1, opposed-cylinder engine cylinder block set, it is characterized in that, described cylinder block set also comprises water-cooling circulating system, water intake is positioned at the lower end of described body, water outlet is positioned at the upper end of described body, and water channel is around being arranged in around firing chamber and described air outlet flue.
7. the horizontally-opposed piston of two-stroke according to claim 1, opposed-cylinder engine cylinder block set, it is characterized in that, described cylinder block set also comprises the oil sprayer of oil-fired system, oily rail, the fixing lug boss of high-pressure oil pipe, engine mounting fixing lug boss, engine lifting lug.
8. the horizontally-opposed piston of two-stroke according to claim 1, opposed-cylinder engine cylinder block set, is characterized in that, described cylinder block set also comprises front-end face, described front-end face is provided with gear chamber assembly, front end output attachments.
9. the horizontally-opposed piston of two-stroke according to claim 1, opposed-cylinder engine cylinder block set, is characterized in that, described cylinder block set also comprises left and right crankcase peep hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520057818.7U CN204804953U (en) | 2015-01-27 | 2015-01-27 | Horizontal opposition piston of two cycle, opposition cylinder engine engine block assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520057818.7U CN204804953U (en) | 2015-01-27 | 2015-01-27 | Horizontal opposition piston of two cycle, opposition cylinder engine engine block assembly |
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| Publication Number | Publication Date |
|---|---|
| CN204804953U true CN204804953U (en) | 2015-11-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520057818.7U Expired - Fee Related CN204804953U (en) | 2015-01-27 | 2015-01-27 | Horizontal opposition piston of two cycle, opposition cylinder engine engine block assembly |
Country Status (1)
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| CN (1) | CN204804953U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105402057A (en) * | 2015-12-08 | 2016-03-16 | 安徽中鼎动力有限公司 | Air inflow channel of two-stroke horizontally-opposed pistons and opposed air cylinder engines |
| CN105443261A (en) * | 2015-12-08 | 2016-03-30 | 安徽中鼎动力有限公司 | Air cylinder sleeve assembly for two-stroke horizontally and oppositely arranged piston and oppositely arranged air cylinder engine |
| CN105569808A (en) * | 2015-12-08 | 2016-05-11 | 安徽中鼎动力有限公司 | Water bridge of two-stroke opposed-piston, opposed-cylinder |
| CN109139247A (en) * | 2017-06-19 | 2019-01-04 | 上汽通用汽车有限公司 | Engine and vehicle with it |
| CN110821703A (en) * | 2018-08-10 | 2020-02-21 | 重庆科克发动机技术有限公司 | Cylinder body cooling water channel structure of opposed engine |
| CN110821596A (en) * | 2019-12-25 | 2020-02-21 | 芜湖航瑞航空动力产业技术研究院有限公司 | Horizontally opposed piston engine |
| CN111535924A (en) * | 2020-05-08 | 2020-08-14 | 北京理工大学 | Ignition type two-stroke aviation heavy oil piston engine |
-
2015
- 2015-01-27 CN CN201520057818.7U patent/CN204804953U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105402057A (en) * | 2015-12-08 | 2016-03-16 | 安徽中鼎动力有限公司 | Air inflow channel of two-stroke horizontally-opposed pistons and opposed air cylinder engines |
| CN105443261A (en) * | 2015-12-08 | 2016-03-30 | 安徽中鼎动力有限公司 | Air cylinder sleeve assembly for two-stroke horizontally and oppositely arranged piston and oppositely arranged air cylinder engine |
| CN105569808A (en) * | 2015-12-08 | 2016-05-11 | 安徽中鼎动力有限公司 | Water bridge of two-stroke opposed-piston, opposed-cylinder |
| CN105569808B (en) * | 2015-12-08 | 2018-09-04 | 安徽中鼎动力有限公司 | A kind of water bridge of the horizontally-opposed piston of two-stroke, opposed-cylinder engine |
| CN109139247A (en) * | 2017-06-19 | 2019-01-04 | 上汽通用汽车有限公司 | Engine and vehicle with it |
| CN110821703A (en) * | 2018-08-10 | 2020-02-21 | 重庆科克发动机技术有限公司 | Cylinder body cooling water channel structure of opposed engine |
| CN110821703B (en) * | 2018-08-10 | 2021-04-23 | 重庆科克发动机技术有限公司 | Cylinder body cooling water channel structure of opposed engine |
| CN110821596A (en) * | 2019-12-25 | 2020-02-21 | 芜湖航瑞航空动力产业技术研究院有限公司 | Horizontally opposed piston engine |
| CN111535924A (en) * | 2020-05-08 | 2020-08-14 | 北京理工大学 | Ignition type two-stroke aviation heavy oil piston engine |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151125 Termination date: 20190127 |