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JP2023148130A |
To constitute a vehicle drive transmission device having a torque vectoring device into a small size.A rotor 81, a differential gear mechanism 3, a first reduction gear 51, a second reduction gear 52 and a torque vectoring device 7 are c...
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JP2023144737A |
To provide a technique that can downsize a supporting structure for supporting an axial load generated by a gear mechanism, and thereby downsize a vehicular drive transmission device.A first output body 43 in which a first speed reductio...
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JP2023144736A |
To downsize a vehicular drive transmission device in which a rotor, a differential gear mechanism, and a pair of speed reducers are coaxially disposed, by suppressing necessary strength required for a gear mechanism at a low level.In a v...
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JP7358899B2 |
A vehicle drive device includes a control device, and the control device controls an electric motor, a first pressing mechanism and a second pressing mechanism such that a relational expression of T
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JP7359585B2 |
To provide a differential device which can suppress the relative rotation of a first case and a second case of a differential gear case.A differential gear mechanism 2 has pinion gears 4A, 4B which can rotate with respect to a pinion sha...
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JP2023144735A |
To constitute a drive transmission device for vehicle more compactly while securing a speed reduction ratio at which a rotary electric machine is properly reduced in rotating speed.A pair of speed reducers 5 arranged between a differenti...
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JP2023140264A |
To provide a vehicular drive device which secures large reduction ratio of a pair of planetary gear mechanisms and furthermore is easily downsized.A single pinion type second planetary gear mechanism 52 adjoins a double-pinion type first...
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JP7356374B2 |
To provide a differential capable of suppressing a preload change of a tapered bearing with a temperature change (the preload change of the tapered bearing at the time of a high temperature) while suppressing an increase in the mass and ...
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JP7354900B2 |
To improve the durability of pinion gears while making a differential gear mechanism including a pair of face gears and a plurality of pinion gears engaged with the pair of face gears compact in a size.A differential gear mechanism inclu...
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JP2023138450A |
To provide a rotary power transmission device comprising a device housing, a clutch, an actuator and a holding device.A device housing has a rotating interior with a plurality of components. A clutch is provided in the device housing and...
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JP7353827B2 |
A power transmission device has a hub portion of a ring gear is fixed by a weld portion to a flange portion on an outer periphery of a transmission member, an annular groove that is recessed in the inner side of the axial direction is fo...
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JP2023135658A |
To provide a rotary power transmission device that includes a housing, a clutch, an actuator, and a retaining body.The housing has an annular surface and an interior in which multiple components are received for rotation. The clutch is r...
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JP2023135267A |
To improve accuracy of estimating a possibility of a vehicular differential device going into a seizure.A differential device monitoring-method for monitoring a state of a vehicular differential device includes: detecting a slanting angl...
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JP7352049B1 |
The differential device (1) rotates around a first rotation axis (3), and includes a differential case (2) that has a spherical shell shape along the first rotation axis (3), and a differential case (2) that is perpendicular to the first...
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JP7350459B2 |
[Problem] To reduce stirring resistance associated with revolution of a stepped pinion gear. [Solution] This motive power transmission device has: a differential mechanism; a case for housing the differential mechanism; a pinion gear sup...
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JP7350451B2 |
To improve the assembling property of a power transmission device.A power transmission device has a differential mechanism 5, a differential case 50 that stores the differential mechanism 5, a pinion shaft 44 that is supported by the dif...
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JP7350450B2 |
To improve lubrication efficiency in a power transmission device.A power transmission device has a drive shaft 9A, and a side gear 54A of a differential mechanism 5, which is connected to the drive shaft 9A. A washer 55 is disposed betwe...
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JP7350452B2 |
To improve lubrication efficiency in a power transmission device.A power transmission device 1 has a drive shaft 9, a differential mechanism 5 connected to the drive shaft 9, a differential case 50 that stores the differential mechanism ...
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JP2023132982A |
To provide a work vehicle equipped with a hybrid transmission, which adopts high-output motor generators, avoids increase in size of a charging battery, enables the motor generators to be easily maintained, and supplies sufficient electr...
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JP7349577B2 |
A gearbox comprises a differential gear train. The differential gear train comprises a ring gear assembly, a sun gear assembly, and a planetary carrier assembly connected to a planetary gear mechanism. The planetary carrier assembly comp...
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JP2023132606A |
To provide an assembling device of a differential gear which can smoothly move a pinion gear and a pinion washer from a hand device to a dummy shaft.An assembling device 300 of a differential gear includes a first hand device 100, and a ...
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JP2023129819A |
To provide a front and rear wheel driving force distribution device capable of simply and exactly distributing driving force to a front wheel and a rear wheel, and a control device.A front and rear wheel driving force distribution device...
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JP7342806B2 |
A planetary gear unit includes a first gear, a second gear, and a third gear arranged coaxially while allowed to rotate relatively. A first planetary gear and a second planetary gear are integral, and a third planetary gear and a fourth ...
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JP2023125179A |
To enable switching between a torque transmission route where torque is transferred from single electric motor to right and left wheels and a torque transmission route where torque is independently transferred from two electric motors to...
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JP2023122851A |
To realize a differential gear mechanism which can inhibit deterioration of durability of a case part and an output shaft even if a load transmitted from an outer peripheral gear to a case part is relatively large.A differential gear mec...
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JP7338484B2 |
To provide a differential device capable of suppressing occurrence of oil shortage on a sliding portion in a housing and suppressing abrasion wear and heat generation on the sliding portion, even when an amount of a lubricant supplied in...
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JP7337474B2 |
[PROBLEMS] To improve the degree of freedom of assembly.[SOLUTIONS] A power transmission device having: a case formed by assembling a first case member and a second case member; and a shaft member supported by the case, the power transmi...
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JP7333602B2 |
To provide a differential pinion shaft having a structure which can easily discharge an LSD oil in a limited slip differential (LSD), and to provide a limited slip differential and an oil suction instrument used for discharging the LSD o...
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JP2023117778A |
To provide a planetary gear device that can smoothly rotate planetary gears with respect to a planetary carrier while reducing machining cost.A planetary gear device 1 comprises: a plurality of planetary gears 2 each having a first gear ...
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JP7331972B1 |
An object of the present invention is to grasp an abnormality in a differential before inspecting a vehicle. An abnormality determination device 2 acquires an input rotation speed of a propeller shaft that inputs driving force to a diffe...
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JP2023115552A |
To provide a power transmission device which can improve the mountability of a clutch mechanism for selectively connecting a cylinder member for accommodating a planetary gear mechanism and a rotating element of the planetary gear mechan...
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JP2023114856A |
To provide a differential arrangement which inhibits complication of a cast while enabling an oil hole for supplying a lubrication oil to the interior of a differential case to be formed by casting to improve mass productivity.A differen...
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JP2023114855A |
To provide a differential arrangement which can inhibit wear between an end washer and a side gear or a differential case.A differential arrangement includes: a differential case 2; a pinion gear rotatably supported by the differential c...
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JP7329682B2 |
An electronically locking differential assembly according to the present disclosure includes a differential case, a first and second side gear, a lock actuation mechanism, a first and second tone wheel, a first and second pickup sensor a...
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JP7327098B2 |
To provide a drive wheel drive device enabling turning performance of a vehicle to be adjusted.A drive wheel drive device which drives a pair of drive wheels of a vehicle comprises: a first drive power source which provides the pair of d...
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JP7319897B2 |
To keep a proper amount of oil around a drive pinion shaft.A vehicle includes a differential gear which transmits driving force applied to a drive pinion gear to left and right side gears. The differential gear has: a drive pinion shaft ...
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JP7318332B2 |
A crosswind effect estimation device is mounted in a vehicle and configured to estimate an effect on the vehicle due to a crosswind. The crosswind effect estimation device includes a processor configured to i) acquire information on the ...
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JP7316933B2 |
A secondary drive unit (SDU) for the secondary axis of an all wheel drive vehicle consists of an SDU housing defining a first section for receiving a main shaft which is connected to a drive source and a second section for enclosing a tw...
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JP2023532512A |
The differential is formed without gears in planetary gears or satellite gears, and the planetary shaft is formed with an elliptical orbit in front and around the shaft. The shape of the track is hemispherical or semicylindrical. A half-...
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JP7317128B2 |
A transmission device includes a planetary reduction gear and a differential device, wherein a carrier of the reduction gear is dividedly formed from a first carrier portion that supports one end side of a pivot shaft and a second carrie...
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JP7314548B2 |
To provide a differential device capable of reducing its size while suppressing an increase in its machining man-hours and also suppressing a decline in its differential restriction force.A differential device 1 includes a first inner he...
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JP7312859B2 |
An electrically controlled differential gear is disposed between a right front wheel and a left front wheel of a vehicle. The electrically controlled differential gear includes a clutch mechanism that limits a differential operation of t...
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JP7310400B2 |
To supply a lubrication oil to an interior of a differential gear case to lubricate the interior of the differential gear case well.The invention relates to a lubrication structure 70 of a transmission 100. A differential gear 30 has: a ...
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JP3242853U |
An object of the present invention is to provide a differential device capable of improving the lubricity of a differential limiter. A differential case, a pinion gear, a pair of output gears, and a differential case side member and an o...
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JP7306911B2 |
To maintain smooth rotation of a pinion gear, a differential device includes: a differential case including a case main body and a bearing boss protruding from the case main body and rotatably supported about a first rotation axis; a sid...
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JP2023096223A |
To provide a differential gear capable of achieving improvement of lubricity and reduction of the weight.A differential gear 100 includes a differential gear mechanism 2, a gear housing 11, and a flange 14. The gear housing 11 is provide...
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JP7304928B2 |
To provide a washer capable of being used together with a vehicle differential gear.A washer 30 for a gear in a differential housing comprises an outer edge 44 at a maximum radial distance from an axis, and an inner edge 48 forming an op...
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JP2023095184A |
To allow a differential mechanism to deeply get into a lubricant in low speed traveling and to allow the differential mechanism to shallowly get into the lubricant in high speed traveling though in a lubrication device of a simple struct...
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JP7304246B2 |
To provide a vehicle control device improved in the mobility of a vehicle that has a differential motion limiting mechanism.A vehicle control device comprises: a differential mechanism 4 that transmits drive force to a right wheel Wrr an...
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JP2023095183A |
To allow a differential mechanism to deeply get into a lubricant in low speed traveling and allow the differential mechanism to shallowly get into the lubricant in high speed traveling.A partition wall 75 is disposed to partition an inte...
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