JP6772969B2 - 車両用動力伝達装置 - Google Patents
車両用動力伝達装置 Download PDFInfo
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- JP6772969B2 JP6772969B2 JP2017124667A JP2017124667A JP6772969B2 JP 6772969 B2 JP6772969 B2 JP 6772969B2 JP 2017124667 A JP2017124667 A JP 2017124667A JP 2017124667 A JP2017124667 A JP 2017124667A JP 6772969 B2 JP6772969 B2 JP 6772969B2
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- 230000005540 biological transmission Effects 0.000 title claims description 37
- 230000002093 peripheral effect Effects 0.000 claims description 76
- 230000007246 mechanism Effects 0.000 claims description 46
- 238000010586 diagram Methods 0.000 description 5
- 239000002783 friction material Substances 0.000 description 2
- 230000009699 differential effect Effects 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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- 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
- F16H48/00—Differential gearings
- F16H48/20—Arrangements for suppressing or influencing the differential action, e.g. locking devices
- F16H48/22—Arrangements for suppressing or influencing the differential action, e.g. locking devices using friction clutches or brakes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/02—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of clutch
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
- B60K17/16—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of differential gearing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing
- B60K17/16—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of differential gearing
- B60K17/165—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or kind of gearing of differential gearing provided between independent half axles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/34—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles
- B60K17/344—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles having a transfer gear
- B60K17/346—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles having a transfer gear the transfer gear being a differential gear
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- B60—VEHICLES IN GENERAL
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- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/34—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles
- B60K17/344—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles having a transfer gear
- B60K17/346—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles having a transfer gear the transfer gear being a differential gear
- B60K17/3462—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles having a transfer gear the transfer gear being a differential gear with means for changing distribution of torque between front and rear wheels
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/34—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles
- B60K17/348—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles having differential means for driving one set of wheels, e.g. the front, at one speed and the other set, e.g. the rear, at a different speed
- B60K17/35—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles having differential means for driving one set of wheels, e.g. the front, at one speed and the other set, e.g. the rear, at a different speed including arrangements for suppressing or influencing the power transfer, e.g. viscous clutches
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/34—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles
- B60K17/348—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles having differential means for driving one set of wheels, e.g. the front, at one speed and the other set, e.g. the rear, at a different speed
- B60K17/35—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles having differential means for driving one set of wheels, e.g. the front, at one speed and the other set, e.g. the rear, at a different speed including arrangements for suppressing or influencing the power transfer, e.g. viscous clutches
- B60K17/3515—Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles having differential means for driving one set of wheels, e.g. the front, at one speed and the other set, e.g. the rear, at a different speed including arrangements for suppressing or influencing the power transfer, e.g. viscous clutches with a clutch adjacent to traction wheel, e.g. automatic wheel hub
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K23/00—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for
- B60K23/04—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for for differential gearing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K23/00—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for
- B60K23/08—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for for changing number of driven wheels, for switching from driving one axle to driving two or more axles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K23/00—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for
- B60K23/08—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for for changing number of driven wheels, for switching from driving one axle to driving two or more axles
- B60K23/0808—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for for changing number of driven wheels, for switching from driving one axle to driving two or more axles for varying torque distribution between driven axles, e.g. by transfer clutch
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- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D23/00—Details of mechanically-actuated clutches not specific for one distinct type
- F16D23/12—Mechanical clutch-actuating mechanisms arranged outside the clutch as such
- F16D23/14—Clutch-actuating sleeves or bearings; Actuating members directly connected to clutch-actuating sleeves or bearings
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- 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
- F16H1/00—Toothed gearings for conveying rotary motion
- F16H1/02—Toothed gearings for conveying rotary motion without gears having orbital motion
- F16H1/04—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members
- F16H1/12—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with non-parallel axes
- F16H1/16—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with non-parallel axes comprising worm and worm-wheel
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- 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
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
- F16H25/22—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members
- F16H25/2204—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members with balls
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- 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
- F16H48/00—Differential gearings
- F16H48/20—Arrangements for suppressing or influencing the differential action, e.g. locking devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K23/00—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for
- B60K23/04—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for for differential gearing
- B60K2023/046—Axle differential locking means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K23/00—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for
- B60K23/08—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for for changing number of driven wheels, for switching from driving one axle to driving two or more axles
- B60K23/0808—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for for changing number of driven wheels, for switching from driving one axle to driving two or more axles for varying torque distribution between driven axles, e.g. by transfer clutch
- B60K2023/0841—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for for changing number of driven wheels, for switching from driving one axle to driving two or more axles for varying torque distribution between driven axles, e.g. by transfer clutch for locking a central differential, e.g. by using a lock-up clutch
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2300/00—Purposes or special features of road vehicle drive control systems
- B60Y2300/80—Control of differentials
- B60Y2300/84—Differential locking
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2400/00—Special features of vehicle units
- B60Y2400/80—Differentials
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
- B60Y2400/00—Special features of vehicle units
- B60Y2400/82—Four wheel drive systems
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- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D23/00—Details of mechanically-actuated clutches not specific for one distinct type
- F16D23/12—Mechanical clutch-actuating mechanisms arranged outside the clutch as such
- F16D2023/123—Clutch actuation by cams, ramps or ball-screw mechanisms
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- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D2125/00—Components of actuators
- F16D2125/18—Mechanical mechanisms
- F16D2125/44—Mechanical mechanisms transmitting rotation
- F16D2125/46—Rotating members in mutual engagement
- F16D2125/52—Rotating members in mutual engagement with non-parallel stationary axes, e.g. worm or bevel gears
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- 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
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
- F16H2025/2062—Arrangements for driving the actuator
- F16H2025/209—Arrangements for driving the actuator using worm gears
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- 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
- F16H48/00—Differential gearings
- F16H48/06—Differential gearings with gears having orbital motion
- F16H48/08—Differential gearings with gears having orbital motion comprising bevel gears
- F16H2048/087—Differential gearings with gears having orbital motion comprising bevel gears characterised by the pinion gears, e.g. their type or arrangement
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Chemical & Material Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Arrangement And Mounting Of Devices That Control Transmission Of Motive Force (AREA)
- Transmission Devices (AREA)
- Mechanical Operated Clutches (AREA)
- Gear Transmission (AREA)
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- Arrangement And Driving Of Transmission Devices (AREA)
- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
Description
16:後輪(一対の車輪)
28:後輪用デファレンシャル装置(動力伝達装置)
44:アウタケース
46:デファレンシャル機構
48:クラッチ機構
54:インナケース
62:一対のサイドギヤ
63:一対のサイドギヤシャフト
63R:サイドギヤシャフトの一方
68:外周歯(サイドギヤシャフトの一方に形成される噛合歯)
70:クラッチドラム
71:内周歯(クラッチドラムの噛合歯)
72:クラッチハブ
73:外周歯(クラッチハブの噛合歯)
74:摩擦係合要素
76:ピストン
78:外側摩擦板(第2摩擦板)
80:内側摩擦板(第1摩擦板)
82:第1噛合歯
84:第2噛合歯
86:第3噛合歯
88:アクチュエータ
90:電動モータ
96:ネジ機構
98:ナット部材
100:ネジ軸部材
C1:軸線
M1:制御4WDモード(第1モード)
M2:前後デフロックモード(第2モード)
M3:前後左右デフロックモード(第3モード)
Claims (6)
- 動力源からの動力を一対の車輪に伝達する車両用動力伝達装置であって、
前記一対の車輪に動力を伝達する一対のサイドギヤと、前記一対のサイドギヤを収容し、前記一対のサイドギヤに動力を伝達するインナケースと、前記インナケースの外周側に前記インナケースに対して相対回転可能に配置され、前記動力源からの動力が入力されるアウタケースとを、含んで構成されるデファレンシャル機構と、
前記一対のサイドギヤにそれぞれ連結され、前記一対の車輪に動力を伝達する一対のサイドギヤシャフトと、
前記インナケースに連結されたクラッチハブと、前記アウタケースに連結されたクラッチドラムと、前記クラッチハブと前記クラッチドラムとの間に設けられ、前記クラッチハブに相対回転不能に嵌合する少なくとも1枚の第1摩擦板および前記クラッチドラムに相対回転不能に嵌合する少なくとも1枚の第2摩擦板が交互に重ねられて構成される摩擦係合要素と、前記摩擦係合要素を押圧するピストンとを、含んで構成されるクラッチ機構と、
前記ピストンを駆動するアクチュエータと、を備え、
前記クラッチハブおよび前記クラッチドラムには、それぞれ前記ピストンに相対回転不能に噛み合うための噛合歯が形成され、
前記ピストンには、前記クラッチハブの噛合歯と噛合可能な第1噛合歯、および、前記クラッチドラムの噛合歯と噛合可能な第2噛合歯が形成され、
前記アクチュエータによって前記ピストンを駆動することにより、動作モードを、前記インナケースおよび前記アウタケースを差動可能としつつ前記ピストンの押圧力によって前記アウタケースから前記インナケースに伝達されるトルクを調整可能な第1モードと、前記第1噛合歯および前記クラッチハブの噛合歯と前記第2噛合歯および前記クラッチドラムの噛合歯とを噛み合わせることにより、前記インナケースおよび前記アウタケースを差動不能とする第2モードとに、切替可能に構成されている
ことを特徴とする車両用動力伝達装置。 - 前記ピストンには、前記サイドギヤシャフトの一方に形成される噛合歯と噛合可能な第3噛合歯が形成され、
前記アクチュエータによって前記ピストンを駆動することにより、前記第1噛合歯および前記クラッチハブの噛合歯と、前記第2噛合歯および前記クラッチドラムの噛合歯と、前記第3噛合歯および前記サイドギヤシャフトの一方の噛合歯とをそれぞれ噛み合わせることにより、前記インナケースと前記アウタケースとを差動不能とし、且つ、前記一対のサイドギヤを差動不能とする第3モードに切替可能に構成されている
ことを特徴とする請求項1の車両用動力伝達装置。 - 前記ピストンが前記摩擦係合要素を押圧する位置において、前記第1モードに切り替えられ、
前記ピストンが、前記摩擦係合要素を押圧する位置から離れる側に移動すると、前記第1噛合歯および前記クラッチハブの噛合歯と、前記第2噛合歯および前記クラッチドラムの噛合歯とが、それぞれ噛み合う前記第2モードに切り替えられる
ことを特徴とする請求項1または2の車両用動力伝達装置。 - 前記ピストンが前記摩擦係合要素を押圧する位置において、前記第1モードに切り替えられ、
前記ピストンが、前記摩擦係合要素を押圧する位置から離れる側に移動すると、前記第1噛合歯および前記クラッチハブの噛合歯と、前記第2噛合歯および前記クラッチドラムの噛合歯とが、それぞれ噛み合う前記第2モードに切り替えられ、
前記ピストンが、前記第2モードの位置よりも前記摩擦係合要素から離れる側に移動すると、前記第1噛合歯および前記クラッチハブの噛合歯と、前記第2噛合歯および前記クラッチドラムの噛合歯と、前記第3噛合歯および前記サイドギヤシャフトの一方の噛合歯とが、それぞれ噛み合う前記第3モードに切り替えられる
ことを特徴とする請求項2の車両用動力伝達装置。 - 前記第1モードに切り替えられた状態において、前記クラッチハブの噛合歯と前記第1噛合歯とが噛み合わされる
ことを特徴とする請求項1から4の何れか1の車両用動力伝達装置。 - 前記アクチュエータは、電動モータと、互いに螺合するネジ軸部材およびナット部材の一方が、前記電動モータによって前記サイドギヤシャフトの軸線まわりに回転駆動させられることにより、前記電動モータの回転を前記ナット部材の前記軸線の方向への並進運動に変換するネジ機構とを、備える
ことを特徴とする請求項1から5の何れか1の車両用動力伝達装置。
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JP2017124667A JP6772969B2 (ja) | 2017-06-26 | 2017-06-26 | 車両用動力伝達装置 |
BR102018012723-3A BR102018012723A2 (pt) | 2017-06-26 | 2018-06-21 | Dispositivo de transmissão de potência de veículo |
US16/014,592 US20180370354A1 (en) | 2017-06-26 | 2018-06-21 | Vehicular power transmission device |
RU2018122512A RU2018122512A (ru) | 2017-06-26 | 2018-06-21 | Устройство передачи мощности транспортного средства |
CN201810651771.5A CN109114191A (zh) | 2017-06-26 | 2018-06-22 | 车辆动力传递装置 |
KR1020180071792A KR20190001539A (ko) | 2017-06-26 | 2018-06-22 | 차량용 동력 전달 장치 |
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AT524714B1 (de) * | 2021-01-19 | 2022-12-15 | Oberaigner Powertrain Gmbh | Schaltvorrichtung |
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JPS63297842A (ja) * | 1987-05-29 | 1988-12-05 | Mazda Motor Corp | ディファレンシャル装置の差動制限装置 |
JP2002195384A (ja) * | 2000-10-19 | 2002-07-10 | Tochigi Fuji Ind Co Ltd | デファレンシャル装置 |
US7338403B2 (en) * | 2004-08-30 | 2008-03-04 | Magna Powertrain Usa, Inc. | Torque coupling with power-operated clutch actuator |
JP2012519630A (ja) * | 2009-03-09 | 2012-08-30 | マグナ パワートレイン オブ アメリカ インコーポレイテッド | 能動型乾式切り離しシステムを備えた全輪駆動装置 |
JP5231321B2 (ja) * | 2009-04-30 | 2013-07-10 | 株式会社ユニバンス | 4輪駆動車用駆動力伝達装置 |
EP2701936B1 (en) * | 2011-04-28 | 2020-03-11 | Jaguar Land Rover Limited | Vehicle and method of controlling a vehicle, power transfer unit and method of controlling a power transfer unit |
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JP2013190076A (ja) | 2012-03-15 | 2013-09-26 | Gkn Driveline Japan Ltd | アクチュエータ及びこのアクチュエータを用いた動力伝達装置 |
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US9478339B2 (en) * | 2015-01-27 | 2016-10-25 | American Axle & Manufacturing, Inc. | Magnetically latching two position actuator and a clutched device having a magnetically latching two position actuator |
US10118485B2 (en) * | 2015-11-20 | 2018-11-06 | American Axle & Manufacturing, Inc. | Disconnecting all-wheel drive driveline having rear drive module with disconnection and differential locking clutches |
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US20180370354A1 (en) | 2018-12-27 |
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