JPWO2020227229A5 - - Google Patents
Download PDFInfo
- Publication number
- JPWO2020227229A5 JPWO2020227229A5 JP2021564959A JP2021564959A JPWO2020227229A5 JP WO2020227229 A5 JPWO2020227229 A5 JP WO2020227229A5 JP 2021564959 A JP2021564959 A JP 2021564959A JP 2021564959 A JP2021564959 A JP 2021564959A JP WO2020227229 A5 JPWO2020227229 A5 JP WO2020227229A5
- Authority
- JP
- Japan
- Prior art keywords
- phase control
- control system
- cam phase
- gear
- ring gear
- 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.)
- Granted
Links
- 230000000712 assembly Effects 0.000 claims 2
- 238000000429 assembly Methods 0.000 claims 2
Claims (21)
スプロケットハブと、
クレードルロータと、
プラネタリアクチュエータと、
を備えており、
前記プラネタリアクチュエータは、
第１のサンギアと、
前記第１のサンギアまわりに周方向に配置されて当該第１のサンギアと噛み合う第１のプラネットギアセットと、
前記クレードルロータに回転結合され前記第１のプラネットギアセットと噛み合う第１のリングギアと、
第２のサンギアと、
前記第２のサンギアまわりに周方向に配置されて当該第２のサンギアと噛み合う第２のプラネットギアセットと、
前記第２のプラネットギアセットと噛み合う第２のリングギアであって、前記スプロケットハブに回転結合されている第２のリングギアと、
前記第１のサンギアに回転結合された入力軸と、
を備えており、
前記入力軸の相対回転により前記クレードルロータが前記スプロケットハブに対して相対回転する
ことを特徴とするカム位相制御システム。 A cam phase control system for varying the rotational relationship between a crankshaft and a camshaft, comprising:
sprocket hub;
a cradle rotor;
a planetary actuator;
and
The planetary actuator is
a first sun gear;
a first planet gear set circumferentially disposed about and meshing with the first sun gear;
a first ring gear rotationally coupled to the cradle rotor and meshing with the first planet gear set;
a second sun gear;
a second planet gear set circumferentially disposed about and meshing with the second sun gear;
a second ring gear meshing with the second planet gear set, the second ring gear being rotationally coupled to the sprocket hub;
an input shaft rotationally coupled to the first sun gear;
and
A cam phase control system, wherein relative rotation of the input shaft causes the cradle rotor to rotate relative to the sprocket hub.
請求項１記載のカム位相制御システム。 the first planet gear set and the second planet gear set are coupled to a carrier plate;
2. The cam phase control system of claim 1 .
請求項２記載のカム位相制御システム。 the first planet gear set, the second planet gear set, the first sun gear and the second sun gear are axially fixed relative to the carrier plate;
3. The cam phase control system of claim 2 .
請求項１記載のカム位相制御システム。 the input shaft is further rotationally coupled to a rotary actuator;
2. The cam phase control system of claim 1 .
請求項４記載のカム位相制御システム。 the second sun gear is rotationally coupled to the rotary actuator;
5. A cam phase control system according to claim 4 .
請求項１記載のカム位相制御システム。 a gear ratio between the input shaft and the first ring gear determines the amount of relative rotation between the sprocket hub and the cradle rotor;
2. The cam phase control system of claim 1 .
請求項１記載のカム位相制御システム。 the first ring gear is further rotationally coupled to the bearing cage via one or more compliance springs;
2. The cam phase control system of claim 1 .
請求項７記載のカム位相制御システム。 one or more locking assemblies positioned between the sprocket hub and the cradle rotor;
8. The cam phase control system of claim 7 .
請求項８記載のカム位相制御システム。 relative rotation of the input shaft causes the first ring gear and the bearing cage to rotate relative to the sprocket hub;
9. The cam phase control system of claim 8 .
スプロケットハブと、
クレードルロータと、
プラネタリアクチュエータと、
を備えており、
前記プラネタリアクチュエータは、
第１のサンギアと、
前記第１のサンギアまわりに周方向に配置されて当該第１のサンギアと噛み合う第１のプラネットギアセットと、
前記クレードルロータに回転結合され前記第１のプラネットギアセットと噛み合う第１のリングギアと、
第２のサンギアと、
前記第２のサンギアまわりに周方向に配置されて当該第２のサンギアと噛み合う第２のプラネットギアセットと、
前記第２のプラネットギアセットと噛み合う第２のリングギアであって、前記スプロケットハブに回転結合されている第２のリングギアと、
前記第１のサンギアに回転結合された入力軸と、
を備えており、
前記入力軸は、（i）前記第１のリングギアと前記第２のリングギアとの相対回転を阻止する定常モードと、（ii）前記入力軸の相対回転により前記第１のリングギアが前記第２のリングギアに対して相対回転する位相制御モードと、に選択的に切り替わるように構成されており、
前記クレードルロータは、前記定常モードにおいて前記スプロケットハブに回転結合される
ことを特徴とするカム位相制御システム。 A cam phase control system for varying the rotational relationship between a crankshaft and a camshaft, comprising:
sprocket hub;
a cradle rotor;
a planetary actuator;
and
The planetary actuator is
a first sun gear;
a first planet gear set circumferentially disposed about and meshing with the first sun gear;
a first ring gear rotationally coupled to the cradle rotor and meshing with the first planet gear set;
a second sun gear;
a second planet gear set circumferentially disposed about and meshing with the second sun gear;
a second ring gear meshing with the second planet gear set, the second ring gear being rotationally coupled to the sprocket hub ;
an input shaft rotationally coupled to the first sun gear;
and
(i) a stationary mode in which relative rotation between the first ring gear and the second ring gear is prevented; and (ii) relative rotation of the input shaft causes the first ring gear to and a phase control mode in which relative rotation is performed with respect to the second ring gear.
The cradle rotor is rotationally coupled to the sprocket hub in the stationary mode
A cam phase control system characterized by:
請求項１０記載のカム位相制御システム。 the first planet gear set and the second planet gear set are coupled to a carrier plate;
11. The cam phase control system of claim 10 .
請求項１１記載のカム位相制御システム。 the first planet gear set, the second planet gear set, the first sun gear and the second sun gear are axially fixed relative to the carrier plate;
12. The cam phase control system of claim 11 .
請求項１０記載のカム位相制御システム。 the input shaft is further rotationally coupled to a rotary actuator;
11. The cam phase control system of claim 10 .
請求項１３記載のカム位相制御システム。 the second sun gear is rotationally coupled to the rotary actuator;
14. The cam phase control system of claim 13 .
請求項１０記載のカム位相制御システム。 a gear ratio between the input shaft and the first ring gear determines the amount of relative rotation between the sprocket hub and the cradle rotor;
11. The cam phase control system of claim 10 .
請求項１０記載のカム位相制御システム。 the first ring gear is further rotationally coupled to the bearing cage via one or more compliance springs;
11. The cam phase control system of claim 10 .
請求項１６記載のカム位相制御システム。 one or more locking assemblies positioned between the sprocket hub and the cradle rotor;
17. The cam phase control system of claim 16 .
請求項１７記載のカム位相制御システム。 relative rotation of the input shaft causes the first ring gear and the bearing cage to rotate relative to the sprocket hub;
18. The cam phase control system of claim 17 .
請求項１０記載のプラネタリアクチュエータ。 the rotation speed of the input shaft in the phase control mode is lower than the rotation speed of the second ring gear;
11. A planetary actuator according to claim 10 .
請求項１０記載のプラネタリアクチュエータ。 gear reduction from the input shaft to the second ring gear reduces the torque required to achieve relative rotation between the first and second ring gears;
11. A planetary actuator according to claim 10 .
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201962842940P | 2019-05-03 | 2019-05-03 | |
| US62/842,940 | 2019-05-03 | ||
| PCT/US2020/031346 WO2020227229A1 (en) | 2019-05-03 | 2020-05-04 | Systems and methods for controlled relative rotational motion |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2022531379A JP2022531379A (en) | 2022-07-06 |
| JPWO2020227229A5 true JPWO2020227229A5 (en) | 2023-05-31 |
| JP7449310B2 JP7449310B2 (en) | 2024-03-13 |
Family
ID=73051335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021564959A Active JP7449310B2 (en) | 2019-05-03 | 2020-05-04 | System and method for controlled relative rotational movement |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US11821342B2 (en) |
| EP (1) | EP3963233A4 (en) |
| JP (1) | JP7449310B2 (en) |
| CN (1) | CN114072598A (en) |
| WO (1) | WO2020227229A1 (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3957835B1 (en) * | 2020-08-17 | 2024-03-13 | HUSCO Automotive Holdings LLC | A variable compression ratio (vcr) phasing system |
| EP4223990A1 (en) | 2022-02-02 | 2023-08-09 | HUSCO Automotive Holdings LLC | Systems and methods for backlash compensation in cam phasing systems |
| US11970987B2 (en) * | 2022-03-17 | 2024-04-30 | Husco Automotive Holdings Llc | Systems and methods for variable compression ratio phaser having a dual torsion spring arrangement |
| WO2023202748A1 (en) | 2022-04-22 | 2023-10-26 | Schaeffler Technologies AG & Co. KG | Internal combustion engine comprising a camshaft phaser; camshaft phaser and method for starting an internal combustion engine comprising a camshaft phaser |
| US20240018886A1 (en) * | 2022-07-15 | 2024-01-18 | Husco Automotive Holdings Llc | Mechanical Cam Phasing Systems and Methods |
Family Cites Families (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4988329A (en) * | 1990-03-23 | 1991-01-29 | Caterpillar Inc. | Final drive assembly |
| DE102004018947A1 (en) * | 2004-04-20 | 2005-11-17 | Daimlerchrysler Ag | Adjusting gear for a camshaft arrangement |
| DE102004018942A1 (en) * | 2004-04-20 | 2005-11-17 | Daimlerchrysler Ag | Adjusting gear for a camshaft |
| US7118510B2 (en) | 2004-07-23 | 2006-10-10 | General Motors Corporation | Planetary transmissions having input clutches and two interconnecting members |
| DE102004046363A1 (en) * | 2004-09-24 | 2006-04-06 | Daimlerchrysler Ag | Camshaft adjustment device |
| US7198586B2 (en) * | 2004-12-10 | 2007-04-03 | Ford Motor Company | Transmission having multiple ratio planetary gear unit in series with an auxiliary gear unit |
| DE102005020270A1 (en) | 2005-04-30 | 2006-11-09 | Daimlerchrysler Ag | Internal combustion engine with variable compression ratio |
| JP4390078B2 (en) * | 2005-09-05 | 2009-12-24 | 株式会社デンソー | Valve timing adjustment device |
| DE102006009622A1 (en) * | 2006-03-02 | 2007-09-13 | Zf Friedrichshafen Ag | planetary gear |
| KR20090074161A (en) * | 2006-09-19 | 2009-07-06 | 팀켄 컴퍼니 | Continuous Camshaft Phase-Shifting Apparatus |
| JP2008255974A (en) * | 2007-04-09 | 2008-10-23 | Denso Corp | Valve timing adjusting device |
| DE102007017897B4 (en) * | 2007-04-13 | 2018-12-20 | Mahle International Gmbh | Adjustable camshaft |
| EP2373875A1 (en) * | 2008-12-11 | 2011-10-12 | Koyo Bearings USA, LLC | Compact electric cam phaser |
| US8491431B2 (en) | 2008-12-19 | 2013-07-23 | Caterpillar Inc. | Reconfigurable hybrid gear train |
| RU2010110533A (en) | 2010-03-19 | 2011-09-27 | Джи Эм Глоубал Текнолоджи Оперейшнз, Инк. (Us) | MULTI-SPEED TRANSMISSION WITH PLANETARY GEARS AND INTERMEDIATE SHAFT (OPTIONS) |
| DE102010045258B4 (en) * | 2010-09-14 | 2014-10-30 | Pierburg Gmbh | Device for phase shifting the angle of rotation of a drive wheel to a driven wheel |
| DE102012013660A1 (en) | 2012-07-10 | 2014-01-30 | Iwis Motorsysteme Gmbh & Co. Kg | Chain-based transmission device |
| JP6154330B2 (en) * | 2014-01-10 | 2017-06-28 | 株式会社Ｓｏｋｅｎ | Planetary gear set |
| CN106574523B (en) * | 2014-09-04 | 2018-03-30 | 博格华纳公司 | Engine variable camshaft timing phaser with planetary gear set |
| US10072537B2 (en) * | 2015-07-23 | 2018-09-11 | Husco Automotive Holdings Llc | Mechanical cam phasing system and methods |
| US9618084B2 (en) * | 2015-08-25 | 2017-04-11 | Deere & Company | Compact planetary arrangement for final drive |
| JP2019027435A (en) | 2017-07-31 | 2019-02-21 | ボーグワーナー インコーポレーテッド | e-Phaser cushion stop |
-
2020
- 2020-05-04 US US17/608,442 patent/US11821342B2/en active Active
- 2020-05-04 EP EP20802608.8A patent/EP3963233A4/en active Pending
- 2020-05-04 JP JP2021564959A patent/JP7449310B2/en active Active
- 2020-05-04 CN CN202080047209.7A patent/CN114072598A/en active Pending
- 2020-05-04 WO PCT/US2020/031346 patent/WO2020227229A1/en unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106574523B (en) | Engine variable camshaft timing phaser with planetary gear set | |
| JP2015537158A (en) | Split ring gear planetary cam phaser | |
| US7475661B2 (en) | Camshaft phaser having a differential bevel gear system | |
| JP5376288B2 (en) | Variable valve timing device | |
| JP7449310B2 (en) | System and method for controlled relative rotational movement | |
| WO1987003715A1 (en) | Variable phase couplings | |
| US7438035B2 (en) | Cam drive apparatus having a magnetic gear | |
| JPWO2020227229A5 (en) | ||
| US6165099A (en) | Planetary gear | |
| JP7396238B2 (en) | Differential device | |
| US7275506B2 (en) | Device for the variable setting of the control times of gas-exchange valves of an internal combustion engine | |
| JP7241969B2 (en) | Reducer and variable valve timing device | |
| JP2010059817A (en) | Variable valve timing device | |
| JP2020125688A (en) | Valve timing adjustment device | |
| WO2000077420A1 (en) | Transmission | |
| JP2004346938A (en) | Device for controlling-adjusting relative rotational position between crankshaft and camshaft | |
| RU2323352C1 (en) | Gas timing phase control device | |
| CN210153160U (en) | Array type epicyclic gear train mechanism and transmission | |
| JP6734001B2 (en) | Valve timing adjustment device | |
| US20220145974A1 (en) | Differential assembly | |
| JP5646058B2 (en) | Camshaft adjustment device | |
| WO2003052241A1 (en) | Planetary gear type variable valve timing device | |
| JP3048473B2 (en) | Engine valve timing control device and assembling method thereof | |
| CN108561510A (en) | Dual-speed output planetary gear speed reducing machine | |
| WO2023022068A1 (en) | Transmission |