CN104791097A - Oil-saving engine - Google Patents
Oil-saving engine Download PDFInfo
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- CN104791097A CN104791097A CN201510115389.9A CN201510115389A CN104791097A CN 104791097 A CN104791097 A CN 104791097A CN 201510115389 A CN201510115389 A CN 201510115389A CN 104791097 A CN104791097 A CN 104791097A
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- bent axle
- connecting rod
- crossbeam
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Abstract
The invention discloses an oil-saving engine. The oil-saving engine comprises a piston, a connecting rod and a crankshaft. The oil-saving engine is characterized in that the connecting rod comprises an upper connecting rod body and a lower connecting rod body, the upper end of the upper connecting rod body is connected with the piston through a piston pin, and the lower end of the upper connecting rod body is connected with a beam through a connecting rod pin; one end of the beam is connected with the upper end of the lower connecting rod body through a left pin, and the lower end of the lower connecting rod body is connected with the crankshaft through a connecting rod shaft neck; the other end of the beam is connected with a control rod through a right pin, an elastic piece is arranged at the upper end of the control rod, a groove is formed in the lower end of the control rod, a transverse pin is arranged in the groove, a wheel is in rolling connection with the lower end of the control rod through the transverse pin, and the control rod can only move up and down; a cam is arranged below the wheel; the cam is driven by a cam chain wheel at one end of the crankshaft to rotate through a transmission piece, and the cam rotates by one circle while the crankshaft rotates by two circles. The output efficiency of the engine can be effectively improved.
Description
Technical field
The present invention relates to a kind of FE engine.
Background technique
Current motor is when lighting a fire or oil spout is done work, and nearly all point-blank, can not form effective moment to the rotating center of bent axle, so engine oil consumption is excessive, efficiency is low for piston, connecting rod, crank.
Summary of the invention
The invention provides a kind of FE engine.
For achieving the above object, technological scheme of the present invention is:
A kind of FE engine, comprises piston, connecting rod and bent axle, it is characterized in that:
Described connecting rod comprises connecting rod and lower link, and the upper end of upper connecting rod is connected with piston by wrist pin, and the lower end of upper connecting rod is connected with crossbeam by link pin; One end of crossbeam is connected with the upper end of lower link by left pin, and the lower end of lower link is connected with bent axle by rod journal; The other end of crossbeam is connected with controlling rod by right pin, and the upper end of controlling rod is provided with an elastic component, and there is a groove lower end of controlling rod, is provided with a lateral pin in groove, and wheel to be rolled with the lower end of controlling rod by lateral pin and is connected, and controlling rod can only move up and down; The below of wheel is provided with the cam contacted with it, and cam is rotated by chain-driving camshaft sprocket by the crankshaft sprocket of bent axle one end, crank rotation 2 weeks, and cam rotates 1 week.
A kind of FE engine, comprise piston, connecting rod and bent axle, piston is connected with the upper end of connecting rod by wrist pin, it is characterized in that:
The lower end of connecting rod is connected with outer crossbeam by link pin, outer crossbeam is provided with the inner chamber of one end open, crossbeam in matching with it is provided with in inner chamber, interior crossbeam can the inner chamber of crossbeam outside move left and right, the outer end of interior crossbeam is connected with bent axle by rod journal, and the length that interior crossbeam exposes outside outside crossbeam can be extended along with the mobile of rod journal or shrink; The other end of outer crossbeam is connected with controlling rod by right pin, and the upper end of controlling rod is provided with an elastic component; There is a groove lower end of controlling rod, is provided with a lateral pin in groove, and wheel to be rolled with the lower end of controlling rod by lateral pin and is connected, and controlling rod can only move up and down; The below of wheel is provided with the cam contacted with it, and cam is rotated by chain-driving camshaft sprocket by the crankshaft sprocket of bent axle one end, crank rotation 2 weeks, and cam rotates 1 week.
Described in described cam, cam has the bump of a cam body and an arc, and cam body is circular or dish type.
Described cam left and right sides are interior concaved circular cambered surface, and top and bottom are the arc surface protruded.
Described elastic component is spring, and spring is fixed on cylinder inner wall by spring seat.
The present invention is coordinated with driving component by connecting rod, control strip, crossbeam, wheel, cam, elastic component, the pressure maximum that engine ignition or oil jetting combustion are produced acts in best angle, the transmission of exerting all one's strength is more scientific, play a multiplier role, effectively can improve the delivery efficiency of motor, reach the object increasing power, save fuel oil.
Accompanying drawing explanation
Fig. 1 is the structural representation adopting upper connecting rod and lower link structure engine;
Fig. 2 is the structural representation adopting outer crossbeam and interior beam structure motor;
Fig. 3 is the cam structure schematic diagram with interior concaved circular cambered surface;
Fig. 4 is the drive member structure schematic diagram of camshaft sprocket and crankshaft sprocket.
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described:
Embodiment 1
As shown in Figure 1, a kind of FE engine, comprises piston 1, connecting rod and bent axle 7, and connecting rod comprises connecting rod 2 and lower link 3, and the upper end of upper connecting rod 2 is connected with piston 1 by wrist pin, and the lower end of upper connecting rod 2 is connected with crossbeam 4 by link pin 18; One end of crossbeam 4 is connected with the upper end of lower link 3 by left pin 19, and the lower end of lower link 3 is connected with bent axle 7 by rod journal; The other end of crossbeam 4 is connected with controlling rod 9 by right pin 8, the upper end of controlling rod 9 is provided with an elastic component, and there is a groove lower end of controlling rod 9, is provided with a lateral pin 12 in groove, wheel 13 is rolled with the lower end of controlling rod 9 by lateral pin 12 and is connected, and controlling rod 9 can only move up and down; The below of wheel 13 is provided with the cam 14 contacted with it, and cam 14 drives camshaft sprocket 15 to rotate by the crankshaft sprocket 16 of bent axle 7 one end by chain 17, and bent axle 7 rotates 2 weeks, and cam 14 rotates 1 week.
Elastic component can be set to spring 10, and spring 10 is fixed on cylinder inner wall by spring seat 11.
Cam 14 has the bump of a cam body and an arc, and cam body is circular or dish type, is circular shown in figure.
The working procedure of the present embodiment is: compression stroke bent axle 7 rotates from the bottom up, expansion stroke bent axle 7 rotates from top to bottom, enter compression stroke, bent axle 7 rotates from the bottom up, and then promote lower link 3, one side of crossbeam 4, upper connecting rod 2, piston 1 upwards jack-up, when bent axle 7 forwards peak to, piston 1 also runs to peak, now also misfire or oil spout, meanwhile wheel 13 also runs to and just contacts with the projecting surface of cam 14, bent axle 7 rotates from top to down, when crank 6 has a certain degree with lower link 3 shape, wheel 13 just runs on the inclined-plane of cam 14 bump, move up because wheel 13 is subject to the promotion of cam 14 bump, and then push lever 9, crossbeam 4 while move up, the distance moved up just compensate for bent axle 7 and rotates drive lower link 3, crossbeam 4 while move downward the impact brought, piston 1 can be made constant at same position, from bent axle 7 forward to peak and crank 6 have a certain degree with lower link 3 shape time, piston 1 is all constant at same position, light a fire again or oil spout when their shapes have a certain degree, the pressure maximum produced that now burns acts in best angle, exert all one's strength and more scientificly better to transfer out, thus play a multiplier effect, bent axle 7 continues to rotate, now piston 1, upper connecting rod 2 moves downward together along with bent axle 7, wheel 13 then moves on the inclined-plane of cam 14 bump, so wheel 13, controlling rod 9, crossbeam 4 while constant at same position, when bent axle 7 and piston 1 run to minimum point soon, 13, wheel runs to the cambered surface of cam body from the inclined-plane of cam 14 bump, 10, spring is controlling rod 9, wheel 13, crossbeam 4 on one side depress makes it playback.Enter exhaust stroke, bent axle 7 forwards peak to from the bottom up, and piston 1 also runs to peak, enters suction stroke, and bent axle 7 rotates from top to bottom, and piston 1 and 2, upper connecting rod move downward along with bent axle 7.Due to left pin 19, link pin 18 point and moving up and down centered by right pin 8, thus bent axle 7 to rotate the diameter of 1 week larger than piston 1 stroke.Exhaust stroke, suction stroke, compression stroke wheel 13 all run in the cambered surface of cam body, so wheel 13, that controlling rod 9 forwards same position to is constant, so piston 1 can move together along with bent axle 7, only can be motionless in a bit of time when just starting at expansion stroke piston 1, when shape has a certain degree, igniting or oil spout back piston 1 just can move along with bent axle 7 together.
Embodiment 2
Embodiment 2 and embodiment 1 difference are structurally that cam 14 takes different shapes, and as shown in Figure 3, cam 14 left and right sides are interior concaved circular cambered surface to the shape of cam 1, and top and bottom are the arc surface protruded.Other structures are identical with embodiment 1.
The working procedure of the present embodiment is: it is larger than piston 1 stroke many that the diameter rotated 1 week through bent axle 7 is arranged.When bent axle 7 forwards crank 6 from the bottom up to and lower link 3 shape has a certain degree, piston 1 also runs to peak, if by traditional motor in this case bent axle 7 continue upwards to rotate piston and can continue upwards to run cylinder head is pushed away, for avoiding the generation of this situation, so adopt this design of cam 2.Enter exhaust stroke, bent axle 7 rotates from the bottom up, when bent axle 7 turns to crank 6 and lower link 3 shape has a certain degree, piston 1 is also along with bent axle 7 upwards runs to peak, and now wheel 13 just runs to the contacting point with inner concave from the protrusion cambered surface of cam 14, bent axle 7 continues upwards to rotate, wheel 13 then down moves toward the inner concave of cam 14 owing to being subject to spring thrust, when bent axle 7 up forwards peak to, wheel 13 also runs to the minimum point of cam recess surface, (bent axle 7 in herein illustrating runs to peak, wheel 13 also runs to minimum point, this kind of coordinated operation is not absolute, specifically determine by actual production).Enter suction stroke, bent axle 7 rotates, 13, wheel runs from the minimum point of concave surface toward the cambered surface of cam side, and bent axle 7 forwards wheel 13 when crank 6 has a certain degree with lower link 3 shape downwards to and just runs to the protrusion cambered surface of cam 14 from the inner concave of cam 14.(when exhaust stroke forms several angle, bent axle 7 upwards rotating piston 1 also can along with moving upward, but because wheel 13 down moves toward inner concave from the protrusion cambered surface of cam 14 simultaneously, counteracting bent axle 7 upwards rotates to piston 1, the impact that upper connecting rod 2 brings, so bent axle 7 upwards rotates, wheel 13 moves down to cancel out each other and piston 1 can be made constant at same position, when entering suction stroke bent axle 7 and rotating, wheel 13 moves upward from inner concave toward protrusion cambered surface and has also balanced out bent axle 7 and move downward to piston 1, the impact that upper connecting rod 2 brings, piston 1 is still constant at same position, then compression stroke is arrived and expansion stroke is also similarly to having balanced out.) bent axle 7 continues to rotate, now piston 1 is also along with bent axle 7 moves downward together, and wheel 13 owing to running on the inclined-plane of cam 14, so wheel 13, controlling rod 9 are motionless at same position.Enter compression stroke, bent axle 7 rotates from the bottom up, when turning to crank 6 and having a certain degree with lower link 3 shape, wheel 13 also just protrudes cambered surface from cam 14 and runs to inner concave, bent axle 7 continues upwards to rotate, the thrust that wheel 13 is subject to spring 10 continues down to run toward the recess of inner concave, when bent axle 7 forwards peak to, 13, wheel runs to the minimum point of inner concave, enter expansion stroke bent axle 7 to be rotated further and to rotate from top to bottom, when bent axle 7 forwards crank 6 to and lower link 3 shape has a certain degree, wheel 13 also just runs to the protrusion cambered surface of cam 14 from the inner concave of cam 14, (when compression stroke formation several angle and expansion stroke shape have a certain degree, bent axle 7 arrives from the bottom up from top to bottom all can to piston 1, lower link 3 brings impact, but because wheel 13 is also simultaneously from the protrusion cambered surface of cam 14 to inner concave, the impact brought is rotated by having fallen bent axle 7 to balancing out motions from bottom to top from top to down, thus it is constant to make piston 1 remain on same position).The pressure maximum that now igniting or oil jetting combustion produce again acts in best angle, and the transmission that can exert all one's strength is more scientific.The active force that piston 1 burning produces acts on two force bearing points through piston 1, upper connecting rod 2, one is left pin 18, another is right pin 8, the active force of left pin 18 directly promotes bent axle 7 and rotates acting, and this is available, but the active force of right pin 8 will slattern, the diameter but rotated a circle due to bent axle 7 arranges larger than piston stroke, this directly increases the length of crank 6, also just adds the length of power arm, and a part of active force slatterned by right pin 8 compensates.
Embodiment 3
As shown in Figure 2, a kind of FE engine, comprise piston 1, connecting rod 2 and bent axle 7, piston 1 is connected by the upper end of wrist pin with connecting rod 2, the lower end of connecting rod 2 is connected with outer crossbeam 20 by link pin 18, outer crossbeam 20 is provided with the inner chamber of one end open, crossbeam 21 in matching with it is provided with in inner chamber, interior crossbeam 21 can the inner chamber of crossbeam 20 outside move left and right, the outer end of interior crossbeam 21 is connected with bent axle 7 by rod journal, and the length that interior crossbeam 21 exposes outside outside crossbeam 20 can be extended along with the mobile of rod journal or shrink; The other end of outer crossbeam 20 is connected with controlling rod 9 by right pin 8, and the upper end of controlling rod 9 is provided with an elastic component; There is a groove lower end of controlling rod 9, is provided with a lateral pin 12 in groove, and wheel 13 is rolled with the lower end of controlling rod 9 by lateral pin 12 and is connected, and controlling rod 9 can only move up and down; The below of wheel 13 is provided with the cam 14 contacted with it, and cam 14 drives it to rotate by the crankshaft sprocket 16 of bent axle 7 one end by driving component, and bent axle 7 rotates 2 weeks, and cam 14 rotates 1 week.
Elastic component can be set to spring 10, and spring 10 is fixed on cylinder inner wall by spring seat 11.
Cam 14 has the bump of a cam body and an arc, and cam body is circular or dish type, is circular shown in figure.
Compression stroke bent axle 7 rotates from the bottom up, expansion stroke bent axle 7 rotates from top to bottom, enter compression stroke, bent axle 7 rotates from the bottom up, and then crossbeam 21 in promoting, one end upwards jack-up of outer crossbeam 20, when bent axle 7 forwards peak to, piston 1 also runs to peak, now also misfire or oil spout, meanwhile wheel 13 also runs to and just contacts with the projecting surface of cam 14, bent axle 7 rotates from top to down, when crank 6 has a certain degree with interior crossbeam 21 shape, wheel 13 just runs on the inclined-plane of cam 14 bump, move up because wheel 13 is subject to the promotion of cam 14 bump, and then push lever 9, outer crossbeam 20 while move up, the distance moved up just compensate for bent axle 7 rotate drive in crossbeam move downward the impact brought, piston can be made constant at same position, from bent axle forward to peak have a certain degree to crank 6 and interior crossbeam 21 shape time, piston 1 is all constant at same position, light a fire again or oil spout when crank 6 has a certain degree with interior crossbeam 21 shape, the pressure maximum produced that now burns acts in best angle, exert all one's strength and more scientificly better to transfer out, thus play a multiplier effect, bent axle 7 continues to rotate, now piston 1, upper connecting rod 2 moves downward together along with bent axle 7, wheel 13 then moves on the inclined-plane of cam 14 bump, so wheel 13, controlling rod 9, one side of interior crossbeam 21, outer crossbeam 20 while constant at same position, when bent axle 7 and piston 1 run to minimum point soon, 13, wheel runs to the cambered surface of cam body from the inclined-plane of cam 14 bump, 10, spring is controlling rod 9, outer crossbeam 20 on one side depress makes it playback.Enter exhaust stroke, bent axle 7 forwards peak to from the bottom up, and piston 1 also runs to peak, enters suction stroke, and bent axle 7 rotates from top to bottom, and piston 1 and 2, upper connecting rod move downward along with bent axle 7.Due to left pin 19, link pin 18 point and moving up and down centered by right pin 8, thus bent axle 7 to rotate the diameter of 1 week larger than piston 1 stroke.Exhaust stroke, suction stroke, compression stroke wheel all run in the cambered surface of cam 14 body, so wheel 13, that controlling rod 9 forwards same position to is constant, so piston 1 can move together along with bent axle 7, only can be motionless in a bit of time when just starting at expansion stroke piston 1, when shape has a certain degree after igniting or oil spout, piston 1 is just understood and be moved together along with bent axle 7.
Embodiment 4
Embodiment 4 and embodiment 3 difference are structurally that cam 14 takes different shapes, and as shown in Figure 3, cam 14 left and right sides are interior concaved circular cambered surface to the shape of cam 14, and top and bottom are the arc surface protruded.Other structures are identical with embodiment 1.
It is larger than piston 1 stroke many that the diameter rotated 1 week through bent axle 7 is arranged.When bent axle 7 forwards crank 6 from the bottom up to and lower link 3 shape has a certain degree, piston 1 also runs to peak, if by traditional motor in this case bent axle 7 continue upwards to rotate piston and can continue upwards to run cylinder head is pushed away, for avoiding the generation of this situation, so adopt this design of cam 2.Enter exhaust stroke, bent axle 7 rotates from the bottom up, when bent axle 7 turns to crank 6 and interior crossbeam 21 shape has a certain degree, piston 1 is also along with bent axle 7 upwards runs to peak, and now wheel 13 just runs to the contacting point with inner concave from the protrusion cambered surface of cam 14, bent axle 7 continues upwards to rotate, wheel 13 then down moves toward the inner concave of cam 14 owing to being subject to spring thrust, when bent axle 6 up forwards peak to, wheel 13 also runs to the minimum point of cam recess surface, (bent axle 7 in herein illustrating runs to peak, wheel 13 also runs to minimum point, this kind of coordinated operation is not absolute, specifically determine by actual production).Enter suction stroke, bent axle 7 rotates, 13, wheel runs from the minimum point of concave surface toward the cambered surface of cam side, and the inner concave that bent axle 7 forwards wheel 13 cam 14 when crank 6 has a certain degree with interior crossbeam 21 shape downwards to runs in the protrusion cambered surface of cam 14.(when exhaust stroke forms several angle, bent axle 7 upwards rotating piston 1 also can along with moving upward, but because wheel 13 down moves toward inner concave from the protrusion cambered surface of cam 14 simultaneously, counteracting bent axle 7 upwards rotates to piston 1, the impact that connecting rod 2 brings, so bent axle 7 upwards rotates, wheel 13 moves down to cancel out each other and piston 1 can be made constant at same position, rotate when entering suction stroke bent axle 7, wheel 13 moves upward from inner concave toward protrusion cambered surface and has also balanced out bent axle 7 and move downward to piston 1, the impact that connecting rod 2 brings, piston 1 is still constant at same position, then compression stroke is arrived and expansion stroke is also similarly to having balanced out.) bent axle 7 continues to rotate, now piston 1 is also along with bent axle 7 moves downward together, and wheel 13 owing to running on the inclined-plane of cam 14, so wheel 13, controlling rod 9 are motionless at same position.Enter compression stroke, bent axle 8 rotates from the bottom up, when turning to crank 7 and having a certain degree with interior crossbeam 19 shape, wheel 13 also just protrudes cambered surface from cam 14 and runs to inner concave, bent axle 7 continues upwards to rotate, the thrust that wheel 13 is subject to spring 10 continues down to run toward the recess of inner concave, when bent axle 7 forwards peak to, 13, wheel runs to the minimum point of inner concave, enter expansion stroke bent axle 7 to be rotated further and to rotate from top to bottom, when bent axle 7 forwards crank 6 to and interior crossbeam 21 shape has a certain degree, wheel 13 also just runs to the protrusion cambered surface of cam 14 from the inner concave of cam 14, (when compression stroke formation several angle and expansion stroke shape have a certain degree, bent axle 7 arrives from the bottom up from top to bottom all can to piston 1, the impact that connecting rod 2 brings, but because wheel 13 is also simultaneously from the protrusion cambered surface of cam 14 to inner concave, the impact brought is rotated by having fallen bent axle 7 to balancing out motions from bottom to top from top to down, thus it is constant to make piston 1 remain on same position).The pressure maximum that now igniting or oil jetting combustion produce again acts in best angle, and the transmission that can exert all one's strength is more scientific.The active force that piston 1 burning produces acts on two force bearing points through piston 1, connecting rod 2, one is rod journal, another is right pin 8, the active force of rod journal directly promotes bent axle 7 and rotates acting, this is available, but the active force of right pin 8 will slattern, but the diameter rotated a circle due to bent axle 7 arranges larger than piston 1 stroke, this length directly increasing crank 6 also just adds the length of power arm, and a part of active force slatterned by right pin 8 compensates.
Shape due to cam has multiple, and 2 kinds of use as the present invention only enumerated by this specification, and the present invention is not limited to above declared range, if replace above-described embodiment by the content of other equivalence any, they fall within protection scope of the present invention too.
Claims (6)
1. a FE engine, comprises piston, connecting rod and bent axle, it is characterized in that:
Described connecting rod comprises connecting rod (2) and lower link (3), the upper end of upper connecting rod (2) is connected with piston (1) by wrist pin, and the lower end of upper connecting rod (2) is connected with crossbeam (4) by link pin (18); One end of crossbeam (4) is connected with the upper end of lower link (3) by left pin (19), and the lower end of lower link (3) is connected with bent axle (7) by rod journal; The other end of crossbeam (4) is connected with controlling rod (9) by right pin (8), the upper end of controlling rod (9) is provided with an elastic component, there is a groove lower end of controlling rod (9), a lateral pin (12) is provided with in groove, wheel (13) to be rolled with the lower end of controlling rod (9) by lateral pin (12) and is connected, and controlling rod (9) can only move up and down; The below of wheel (13) is provided with the cam (14) contacted with it, cam (14) drives camshaft sprocket 15 to rotate by the crankshaft sprocket (16) of bent axle (7) one end by chain 17, bent axle (7) rotates 2 weeks, and cam (14) rotates 1 week.
2. a FE engine, comprises piston, connecting rod and bent axle, and piston is connected with the upper end of connecting rod by wrist pin, it is characterized in that:
The lower end of connecting rod (2) is connected with outer crossbeam (20) by link pin (18), outer crossbeam (20) is provided with the inner chamber of one end open, crossbeam (21) in matching with it is provided with in inner chamber, interior crossbeam (21) can the inner chamber of crossbeam (20) outside move left and right, the outer end of interior crossbeam (21) is connected with bent axle (7) by rod journal, and interior crossbeam (21) exposes outside crossbeam (20) length outward can along with the mobile elongation of rod journal or contraction; The other end of outer crossbeam (20) is connected with controlling rod (9) by right pin (8), and the upper end of controlling rod (9) is provided with an elastic component; There is a groove lower end of controlling rod (9), a lateral pin (12) is provided with in groove, wheel (13) to be rolled with the lower end of controlling rod (9) by lateral pin (12) and is connected, and controlling rod (9) can only move up and down; The below of wheel (13) is provided with the cam (14) contacted with it, cam (14) drives camshaft sprocket 15 to rotate by the crankshaft sprocket (16) of bent axle (7) one end by chain 17, bent axle (7) rotates 2 weeks, and cam (14) rotates 1 week.
3. FE engine according to claim 1 and 2, is characterized in that:
Described driving component comprises camshaft sprocket (15), chain 17, crankshaft sprocket 16.
4. FE engine according to claim 1 and 2, is characterized in that:
Described cam (14) has the bump of a cam body and an arc, and cam body is circular or dish type.
5. FE engine according to claim 1 and 2, is characterized in that:
Described cam (14) left and right sides are interior concaved circular cambered surface, and top and bottom are the arc surface protruded.
6. variable compression ratio engine according to claim 1 and 2, is characterized in that:
Described elastic component is spring (10), and spring (10) is fixed on cylinder inner wall by spring seat (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510115389.9A CN104791097A (en) | 2015-03-17 | 2015-03-17 | Oil-saving engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510115389.9A CN104791097A (en) | 2015-03-17 | 2015-03-17 | Oil-saving engine |
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| Publication Number | Publication Date |
|---|---|
| CN104791097A true CN104791097A (en) | 2015-07-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510115389.9A Pending CN104791097A (en) | 2015-03-17 | 2015-03-17 | Oil-saving engine |
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| CN (1) | CN104791097A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109667676A (en) * | 2017-10-16 | 2019-04-23 | 现代自动车株式会社 | Variable compression ratio engine |
-
2015
- 2015-03-17 CN CN201510115389.9A patent/CN104791097A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109667676A (en) * | 2017-10-16 | 2019-04-23 | 现代自动车株式会社 | Variable compression ratio engine |
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Application publication date: 20150722 |