CN104048033A - Vehicle having variable oil pump - Google Patents
Vehicle having variable oil pump Download PDFInfo
- Publication number
- CN104048033A CN104048033A CN201310408233.0A CN201310408233A CN104048033A CN 104048033 A CN104048033 A CN 104048033A CN 201310408233 A CN201310408233 A CN 201310408233A CN 104048033 A CN104048033 A CN 104048033A
- Authority
- CN
- China
- Prior art keywords
- hydraulic pump
- motor
- vehicle
- gear ring
- volume adjustable
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C14/00—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations
- F04C14/08—Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations characterised by varying the rotational speed
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M1/00—Pressure lubrication
- F01M1/02—Pressure lubrication using lubricating pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
- F04C15/0057—Driving elements, brakes, couplings, transmission specially adapted for machines or pumps
- F04C15/0061—Means for transmitting movement from the prime mover to driven parts of the pump, e.g. clutches, couplings, transmissions
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2/00—Rotary-piston machines or pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2/00—Rotary-piston machines or pumps
- F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
- F04C2/10—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member
- F04C2/102—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of internal-axis type with the outer member having more teeth or tooth-equivalents, e.g. rollers, than the inner member the two members rotating simultaneously around their respective axes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/44—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion
- F16H3/72—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion with a secondary drive, e.g. regulating motor, in order to vary speed continuously
- F16H3/724—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion using gears having orbital motion with a secondary drive, e.g. regulating motor, in order to vary speed continuously using external powered electric machines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/0021—Generation or control of line pressure
- F16H61/0025—Supply of control fluid; Pumps therefore
- F16H61/0028—Supply of control fluid; Pumps therefore using a single pump driven by different power sources
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16N—LUBRICATING
- F16N13/00—Lubricating-pumps
- F16N13/20—Rotary pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C15/00—Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00
- F04C15/0057—Driving elements, brakes, couplings, transmission specially adapted for machines or pumps
- F04C15/008—Prime movers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C2240/00—Components
- F04C2240/45—Hybrid prime mover
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Transmission Device (AREA)
- Structure Of Transmissions (AREA)
- Rotary Pumps (AREA)
Abstract
A vehicle having a variable hydraulic pump may include a sun gear that receives a torque from a power source through an input shaft, a ring gear of which an interior circumference is with a distance from an exterior circumference of the sun gear, a planetary gear that is disposed between the interior circumference of the ring gear and the exterior circumference of the sun gear, a carrier that connects with an output shaft, a hydraulic pump that pumps oil through the output shaft that is connected to the carrier, and a motor that is disposed outside the ring gear to selectively rotate the ring gear.
Description
Cross-reference to related applications
The application requires the preference of the korean patent application No.10-2013-0025571 of submission on March 11st, 2013, and the full content of this application is incorporated herein by reference for all objects.
Technical field
The present invention relates to have the vehicle of volume adjustable hydraulic pump, thereby this volume adjustable hydraulic pump changes the load of oil hydraulic pump changeably, in order to produce the required hydraulic pressure of motor or speed changer, reduce energy loss or consumption.
Background technique
Recently, people are studied to reduce CO to fuel consumption saving technique
2, and ISG(Idle stop and go-idle stop starting) system kills engine and restart motor in predetermined restarting under condition under predetermined stop condition.
The starting of this ISG(idle stop) system utilization is such as the information of car speed, engine speed, coolant temperature and so on is to make vehicle stop under predetermined condition, and after this by requiring when vehicle condition to restart in the situation of motor, restarts motor can normally travelling.
When motor preheating fully, coolant temperature is higher than predetermined value, car speed is very low or be that zero (0), transmission gear are neutral and brake pedal manipulation during the scheduled time, described idle stop starting system stops motor to enter idling-stopping condition.
This ISG device can increase by 5% to 15% by fuel consumption in vehicles efficiency.Conventionally, automatic transmission (AT) must have the electric hydraulic pump that oil pressure is provided under the idling-stopping condition of vehicle with ISG system.
Therefore, the vehicle with automatic transmission and ISG system comprises a mechanical pump, this mechanical pump be arranged in automatic transmission with ISG without under operational condition by power operation, and producing control automatic transmission and the required hydraulic pressure of auxiliary electric hydraulic pump, this auxiliary electric hydraulic pump is to finish drilling and act on automatic transmission generation hydraulic pressure in ISG operational condition.
This vehicle with automatic transmission and ISG system has two pumps, is a mechanical pump and an auxiliary electric hydraulic pump, and wherein mechanical pump operates when power operation, and auxiliary electric hydraulic pump selectively operates during without operation at motor.
This vehicle with automatic transmission and ISG system must have two pumps with equal function, so the increase of vehicle cost, and vehicle weight also increases, and deterioration in fuel consumption.
The information that is disclosed in this background of invention technology part is only intended to deepen the understanding to general background technique of the present invention, and should not be regarded as admitting or imply that in any form this information structure has been prior art known in those skilled in the art.
Summary of the invention
The present invention is devoted to provide a kind of vehicle with volume adjustable hydraulic pump, and it has the minimized advantage that oil hydraulic pump energy loss, fuel consumption and hydraulic pressure fluctuateed by controlling best oil hydraulic pump load.
According to the vehicle with volume adjustable hydraulic pump of All aspects of of the present invention, can comprise by input shaft and receive the sun gear from the moment of torsion of power source; The periphery of interior week and sun gear has the gear ring of certain distance; Be arranged in the interior week of gear ring and the planetary pinion between the periphery of sun gear; The support being connected with output shaft; By being connected to the oil hydraulic pump of the output shaft pump oil of support; And the outside that is arranged in gear ring is selectively to rotate the motor of gear ring.
The described vehicle with volume adjustable hydraulic pump may further include axle overrunning clutch and a gear ring overrunning clutch, and this axle overrunning clutch makes input shaft rotate up around a side, and this gear ring overrunning clutch makes gear ring rotate up around another side.Described power source can be internal-combustion engine or motor.
The described vehicle with volume adjustable hydraulic pump may further include controller, thereby this controller relies on the rotating speed of input shaft to control motor, makes oil hydraulic pump be controlled in predetermined optimum speed.Thereby described motor can operate pump is operated with under minimum speed under idling-stopping condition under predetermined rotating speed.When power source operates, offset can be applied to according to oil temperature on the rotating speed of target of oil hydraulic pump.
According in the vehicle with volume adjustable hydraulic pump of All aspects of of the present invention, the rotating speed of oil hydraulic pump is controlled to reduce energy loss according to rotating speed or the driving conditions of motor best by motor.And the hydraulic pressure fluctuation being formed by oil hydraulic pump reduces can improve stability.Further, according to oil temperature, apply offset can produce safely hydraulic pressure and to use a motor to control best the load of oil hydraulic pump.
Method and apparatus of the present invention has other feature and advantage, by the embodiment that is incorporated into this Figure of description and is used from subsequently some principle of explanation the present invention with Figure of description one, these Characteristics and advantages will become clear or more specifically be illustrated.
Accompanying drawing explanation
Fig. 1 is the schematic sectional view of the exemplary volume adjustable hydraulic pump of arrangement according to the invention in vehicle.
Fig. 2 is the schematic diagram of the exemplary volume adjustable hydraulic pump of arrangement according to the invention in vehicle.
Fig. 3 is the schematic diagram that the operating method of the exemplary volume adjustable hydraulic pump of arrangement according to the invention in vehicle is shown; Ne wherein: motor rotating speed per minute; Np: oil pump rotating speed per minute (predetermined optimum value); Nm: motor rotating speed per minute (controlling value); N_isg: motor rotating speed per minute (engine idle stop condition); Zs: the gear quantity of sun gear; Zr: the gear quantity of gear ring; α: according to the offset of temperature variation.
Fig. 4 is the plotted curve according to oil temperature compensating for variations value illustrating according to exemplary volume adjustable hydraulic pump of the present invention.
Fig. 5 is the flow chart that the controlling method of the exemplary volume adjustable hydraulic pump of arrangement according to the invention in vehicle is shown.
Fig. 6 A, 6B, 6C and 6D are the schematic diagram of operational condition that the volume adjustable hydraulic pump of vehicle according to the invention is shown.
Embodiment
Now with detailed reference to each embodiment of the present invention, its example is shown in the drawings and describe hereinafter.Although the present invention describes in conjunction with exemplary embodiment, but be to be understood that, these descriptions are not intended to limit the invention these exemplary embodiments on the contrary, the present invention is intended to not only cover these exemplary embodiments, and covering various replacement schemes, modification, equivalent and other embodiments, these replacement schemes, modification, equivalent and other embodiments can be included in the spirit of the present invention and category being limited by appended claims.
Fig. 1 is the schematic sectional view that is arranged in the volume adjustable hydraulic pump in vehicle, and Fig. 2 is the schematic diagram that is arranged in the volume adjustable hydraulic pump in vehicle according to various embodiments of the present invention.Referring to Fig. 1 and Fig. 2, the volume adjustable hydraulic pump of vehicle comprises motor 100, input shaft 160, axle overrunning clutch 155, sun gear 110, planetary pinion 105, gear ring 140, gear ring overrunning clutch 150, motor 145, support 115, output shaft 120, oil hydraulic pump 135 and the pump case 165 as power source.Further, pump case 165 comprises suction passage 125 and discharge route 130, oily from suction passage inhalant liquid press pump 135, and discharges oil from discharge route 130.
The moment of torsion of motor 100 is input to the sun gear 110 of volume adjustable hydraulic pump by input shaft 160, and the periphery that axle overrunning clutch 155 is arranged in input shaft 160 is so that 160 of input shafts rotate around a sense of rotation.This gear ring overrunning clutch 150 is arranged in the periphery of gear ring 140 so that 140 of gear rings rotate around another sense of rotation.This motor 145 is around another sense of rotation rotation gear ring 140.
Thereby the torque transfer of input input shaft 160 makes oil hydraulic pump 135 pump oil to sun gear 110, planetary pinion 105, gear ring 140, support 115 and output shaft 120.When motor 100 shut-down operation, motor 145 rotates gear rings 140 and operates oil hydraulic pump 135 with minimum load, and when motor 100 is slower than set rate rotation input shaft 160, motor 145 operation oil hydraulic pumps 135 are in predetermined optimum load.
Referring to Fig. 2, what oil hydraulic pump 135 can be in the kind of various pumps is a kind of.For example, according to the oil hydraulic pump of various embodiments of the invention, can use gerotor type internal gear.
Fig. 3 is the schematic diagram illustrating according to the operating method that is arranged in the volume adjustable hydraulic pump in vehicle of various embodiments of the invention.Referring to Fig. 3, Ne represents the rotating speed of the rotating speed of motor 100 or the rotating speed of output shaft 120 or sun gear 110, Np represents the rotating speed of oil hydraulic pump 135 or support 115, Nm represents the rotating speed of motor 145 or gear ring 140, Zs represents the gear quantity of sun gear 110, and Zr represents the gear quantity of gear ring 140.
The rotational speed N p of oil hydraulic pump 135 determines by lever principle, and also, Np can be determined by the gear quantity Zr of the rotational speed N e of motor 100, the gear quantity Zs of the rotational speed N m of motor 145, sun gear 110 and gear ring 140.Also, if the rotating speed of motor 145 increases under the fixing condition of motor 100 rotating speeds, the rotating speed of oil hydraulic pump 135 increases, and if the rotating speed of motor 100 under the fixing condition of the rotating speed of motor 145, increase, the rotating speed of oil hydraulic pump 135 increases.
Fig. 4 is the plotted curve illustrating according to the offset changing according to oil temperature of the volume adjustable hydraulic pump of various embodiments of the invention.Referring to Fig. 4, horizontal axis represents oil temperature, and vertical shaft represents Alpha (α) value being worth by way of compensation.Alpha value is used for controlling the rotating speed of target of oil hydraulic pump 135.Referring to Fig. 5, the using method of offset will be further described.
Fig. 5 is the schematic diagram illustrating according to the controlling method that is arranged in the volume adjustable hydraulic pump in vehicle of various embodiments of the invention.Referring to Fig. 5, control from step S500, and determine that at step S510 whether this motor 145 is normal.Determine that the whether normal method of motor 145 is referring to published technology, its details is described in the present invention and will omits.If determine that motor 145 is abnormal, produce failure code in step S570, and motor 100 operate under the predetermined Failure Mode of step S580.Now, motor 145 inoperation, and oil hydraulic pump 135 is operated by motor 100.
In step S520 and step S530, determine that whether vehicle is in idle stop (ISG) condition.Described idling-stopping condition (condition that a kind of motor stops under idling condition) can be determined by car speed and braking manipulation force.For example, when car speed is less than or equal to predetermined basic numerical value (ISG referential data) and braking manipulation force while being greater than or equal to predetermined value (I SG referential data), this ISG condition is satisfied.If vehicle, not in idling-stopping condition, perform step S550, and vehicle is when idling-stopping condition, performs step S540.
If determine that motor 100 stops and Ne is zero (0) in step S540, perform step S590.The rotating speed of motor 145 (Nm) maintains predetermined value (N_isg) in step S590.If determine the rotational speed N e non-vanishing in step S540 (0) of motor 100, in step S550, determine whether oil temperature is greater than reference value.If determine that oil temperature is greater than reference value, perform step S560, and if determine that oil temperature is less than reference value, perform step S595.
The rotating speed of motor 145 (Nm) is calculated by formula-Zs/Zr* (Ne-(Np+ α))-(Np+ α) by controller in step S560.In addition, the rotating speed of motor 145 (Nm) is calculated by formula-Zs/Zr* (Ne-Np)-Np by controller in step S595.
Fig. 6 A, 6B, 6C and 6D are the schematic diagram illustrating according to the operational condition of the volume adjustable hydraulic pump of the vehicle of various embodiments of the invention.
Fig. 6 A illustrates motor 100 and operates under idling condition, thereby wherein the rotating speed of motor 145 is maintained at a relatively high state and makes the rotating speed of oil hydraulic pump 135 be maintained at predetermined optimum value.
Fig. 6 B illustrates motor 100 and operates under low loading condition, thereby wherein the rotating speed of motor 145 is maintained at a state in the middle of relatively and makes the rotating speed of oil hydraulic pump 135 be maintained at predetermined optimum value.
Fig. 6 C illustrates motor 100 and operates under high load condition, thereby wherein the rotating speed of motor 145 is maintained at a relatively low or inactive state and makes the rotating speed of oil hydraulic pump 135 be maintained at predetermined optimum value.
Fig. 6 D illustrates motor 100 to be stopped waiting to operate, thereby wherein the rotating speed of motor 145 is maintained at an idling mode and makes the rotating speed of oil hydraulic pump 135 be maintained at predetermined optimum value.
In various embodiments of the present invention, motor can be considered to the stator of general motor unit and gear ring can be considered to the rotor of motor unit.
Explanation for the ease of appended claims conveniently and accurately defines, and these features are described for the position in the accompanying drawings of the feature with reference to one exemplary embodiment by term " interior " and " outward ".
The aforementioned description to concrete exemplary of the present invention is for the object with illustration is described.Limit the present invention is not thought in these descriptions, or the present invention is defined as to disclosed precise forms, and obviously, according to above-mentioned instruction, can much change and change.。Illustrative embodiments is selected and the object described is to explain certain principles of the present invention and practical application thereof, thereby made others skilled in the art can realize and utilize various exemplary of the present invention and various selection and change.Scope of the present invention is intended to be limited by appending claims and equivalents thereof.
Claims (6)
1. a vehicle with volume adjustable hydraulic pump, comprising:
Sun gear, described sun gear receives the moment of torsion from power source by input shaft;
Gear ring, the interior week of described gear ring and the periphery of described sun gear maintain distance;
Planetary pinion, described planetary pinion was arranged between the interior week and the periphery of sun gear of gear ring;
Support, described support is connected with output shaft;
Oil hydraulic pump, described oil hydraulic pump is by the output shaft pump oil being connected with support; And
Motor, described motor arrangement in the outside of gear ring optionally to rotate gear ring.
2. the vehicle with volume adjustable hydraulic pump according to claim 1, further comprises:
Axle overrunning clutch, described axle overrunning clutch makes input shaft around a direction rotation; And
Gear ring overrunning clutch, described gear ring overrunning clutch makes gear ring rotate around other direction.
3. the vehicle with volume adjustable hydraulic pump according to claim 1, wherein said power source is internal-combustion engine or motor.
4. the vehicle with volume adjustable hydraulic pump according to claim 1, further comprises controller, thereby described controller relies on the rotating speed of input shaft to control motor, makes oil hydraulic pump be controlled in predetermined optimum speed.
5. the vehicle with volume adjustable hydraulic pump according to claim 4, thus wherein said motor operates described oil hydraulic pump is operated with minimum speed under idling-stopping condition under predetermined rotating speed.
6. the vehicle with volume adjustable hydraulic pump according to claim 4, wherein, when power source operates, is applied to offset on the rotating speed of target of oil hydraulic pump according to oil temperature.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2013-0025571 | 2013-03-11 | ||
| KR1020130025571A KR101448748B1 (en) | 2013-03-11 | 2013-03-11 | Vehicle having variable oil pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104048033A true CN104048033A (en) | 2014-09-17 |
Family
ID=51385443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310408233.0A Pending CN104048033A (en) | 2013-03-11 | 2013-09-10 | Vehicle having variable oil pump |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20140255210A1 (en) |
| JP (1) | JP2014173722A (en) |
| KR (1) | KR101448748B1 (en) |
| CN (1) | CN104048033A (en) |
| DE (1) | DE102013109299A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106813091A (en) * | 2017-03-15 | 2017-06-09 | 合肥海鲨智能科技有限责任公司 | A kind of planetary gear oil pump |
| CN110171287A (en) * | 2018-02-20 | 2019-08-27 | 庆昌产业株式会社 | The power transmission of hybrid vehicle |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101173679B1 (en) * | 2012-03-30 | 2012-08-13 | 재단법인차세대융합기술연구원 | Transmission |
| DE102015204734A1 (en) * | 2015-03-16 | 2016-09-22 | Bayerische Motoren Werke Aktiengesellschaft | Hybrid oil pump |
| JP2017048681A (en) * | 2015-08-31 | 2017-03-09 | 株式会社マーレ フィルターシステムズ | pump |
| JP2017067270A (en) * | 2015-10-02 | 2017-04-06 | ジヤトコ株式会社 | Oil pump driving system |
| DE102016200233B3 (en) * | 2016-01-12 | 2017-02-23 | Danfoss Power Solutions Gmbh & Co. Ohg | VARIABLE FOOD PUMP SYSTEM FOR CLOSED HYDRAULIC CIRCUITS |
| WO2017147033A1 (en) * | 2016-02-25 | 2017-08-31 | Borgwarner Inc. | Motor-driven pump for hydraulic control system |
| WO2018101912A1 (en) * | 2016-11-29 | 2018-06-07 | Halliburton Energy Services, Inc. | Dual turbine direct drive pump |
| DE102017213412B4 (en) * | 2017-08-02 | 2019-04-04 | Zf Friedrichshafen Ag | Oil pump drive device |
| EP3594505B1 (en) * | 2018-07-11 | 2023-12-13 | Vitesco Technologies GmbH | Pump device |
| KR102609812B1 (en) * | 2021-10-08 | 2023-12-05 | 주식회사 케이엘티 | Lubricant injector |
| CN113864411B (en) * | 2021-10-26 | 2024-04-12 | 中南大学 | Powerless interruption stepless speed changing box |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4700163B2 (en) * | 2000-04-05 | 2011-06-15 | 富士重工業株式会社 | Automatic transmission for automobile |
| JP4050002B2 (en) * | 2001-02-28 | 2008-02-20 | ジヤトコ株式会社 | Parallel hybrid vehicle |
| KR101252244B1 (en) | 2011-09-02 | 2013-04-09 | 주식회사 이엠따블유 | Multi antenna |
-
2013
- 2013-03-11 KR KR1020130025571A patent/KR101448748B1/en not_active IP Right Cessation
- 2013-05-14 JP JP2013102356A patent/JP2014173722A/en active Pending
- 2013-07-31 US US13/955,976 patent/US20140255210A1/en not_active Abandoned
- 2013-08-28 DE DE102013109299.3A patent/DE102013109299A1/en not_active Withdrawn
- 2013-09-10 CN CN201310408233.0A patent/CN104048033A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106813091A (en) * | 2017-03-15 | 2017-06-09 | 合肥海鲨智能科技有限责任公司 | A kind of planetary gear oil pump |
| CN110171287A (en) * | 2018-02-20 | 2019-08-27 | 庆昌产业株式会社 | The power transmission of hybrid vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102013109299A1 (en) | 2014-09-11 |
| KR101448748B1 (en) | 2014-10-08 |
| KR20140111441A (en) | 2014-09-19 |
| JP2014173722A (en) | 2014-09-22 |
| US20140255210A1 (en) | 2014-09-11 |
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Application publication date: 20140917 |