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JP6769399B2 |
To secure prescribed traveling performance when either of a pair of drive force distribution clutches with respect to left and right sub-drive wheels is overheated, and engagement torque is limited.Since dual clutch engagement limits (S6...
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JP2020165443A |
To provide a differential device that can improve support rigidity of a pinion gear shaft while restraining an increase in weight, and a product group of the differential device.A differential device 3 comprises a pinion gear shaft 4 com...
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JP6765700B1 |
Miniaturize and simplify vehicle driving devices. When the flood control is supplied from the first port P1, the pressure on the first drive clutch 12 by the first spring 16 is released, the sun gear G11 of the drive shaft 11 is rotated ...
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JP2020159443A |
To enhance rigidity and heat radiation property of a differential case, in a differential device in which the differential case is made of a light alloy and gears of a differential mechanism are made of steel.On the side surface of a fla...
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JP2020153485A |
To reduce a possibility that tooth contact between a pinion gear and a side gear is deteriorated due to the deflection of a pinion shaft, in a differential motion transmission device having the short-type pinion shaft.A differential moti...
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JP2020153493A |
To eliminate the necessity for securing a wide side gear assembling space between a differential case inner face and a pinion gear even though an annular recess and a protrusion are specially formed for the prevention of the displacement...
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JP6759782B2 |
To provide a driving force transmission device and a differential device capable of connecting/disconnecting driving force transmission, and capable of suppressing increase in weight and size of a differential case.A differential device ...
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JPWO2019021555A1 |
It is an object of the present invention to provide an automobile differential device and an automobile transmission in which torque is suppressed while maintaining the rigidity and life derived from bearings. A typical configuration of ...
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JP2020148224A |
To improve shaft accuracy of a shaft with a simple configuration, regarding a gear mechanism and a driving device for right and left wheels.Gears 4, 8 having a string-wound tooth streak are interposed on a transmission path for rotationa...
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JP2020148294A |
To provide a differential device in which at least a part of a pinion shaft overlaps a ring gear when viewed on the projection plane orthogonal to the pinion shaft at a regular mounting position, and it is not necessary to expand a hole ...
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JP6756049B2 |
A first abutting surface, a first welding surface, a first facing surface are formed in a differential case. A second abutting surface, a second welding surface, and a second facing surface are formed in a differential ring gear. In an i...
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JP2020142774A |
To inhibit sound vibration.A power transmission device 1 includes: a hollow shaft 50; a differential gear 6 connected to the downstream side of the hollow shaft 50 through a planetary reduction gear 5; and drive shafts 8 (8A, 8B) connect...
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JP2020143774A |
To easily assemble a pinion shaft at a regular mounting position without interference with a ring gear and further to improve assembly workability in a previous gear set state of a pinion gear and a side gear inside of a differential cas...
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JP2020143720A |
To provide a connection fixing structure for a rotary member to a rotary shaft capable of preventing a set ring from being caught or detached with core displacement of the set ring during assembly/disassembly of a device.In a connection ...
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JP2020143776A |
To achieve downsizing in an axial direction.A power transmission device 1 has: a motor 2; a planetary reduction gear 5 connected to the downstream of the motor 2; and a differential gear 6 connected to the downstream of the planetary red...
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JP2020143780A |
To achieve downsizing of a power transmission mechanism having a transmission mechanism at the downstream side of a motor.A power transmission device 1 includes: a motor 2; a counter gear 5 connected to the downstream of the motor 2; and...
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JP6753260B2 |
To provide a differential device which does not require to operate an actuator while running in a four-wheel drive state, and which can suppress deterioration of engagement strength of a clutch member while suppressing increase in the nu...
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JP6752100B2 |
To suppress the occurrence of seizure.A differential device includes a pinion shaft 13, pinion gears 14, 15 mounted to the pinion shaft 13 in a rotatable manner, a differential case 12 which stores at least the pinion gears 14, 15 and lu...
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JP6753163B2 |
A driving force distributing apparatus is configured to distribute a driving force from an engine to right and left wheels in a manner that the driving force is differentially transmittable to the wheels and the transmission of the drivi...
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JP6749190B2 |
To provide an abnormality detection device and an abnormality detection method for a right-left wheel drive device that enable a bearing and a group of gears in which abnormalities have occurred to be easily and inexpensively discriminat...
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JP2020133652A |
To provide a differential device capable of improving rigidity of a holder member without increasing cost greatly.A differential device 1 comprises: a differential case 10; first to third pinion shafts 21, 22, 23 one ends of which are su...
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JP2020133775A |
To achieve compactification of a park lock mechanism.A power transmission device 1 includes: a planetary reduction gear 5; a differential gear 6 connected to the downstream of the planetary reduction gear 5; a case member (a case 13, an ...
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JP2020128792A |
To actualize effective lubrication of needle bearings NB, NB.A power transmission apparatus 1 includes a planetary reduction gear 5 having a pinion gear 53 on which a pinion shaft 54 is supported by the needle bearings NB, NB, and a diff...
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JP2020128790A |
To suppress sound leakage.A power transmission apparatus 1 includes a motor 2, and a differential device 6 connected to the downstream of the motor 2. The motor 2 and the differential device 6 overlap with each other in the direction of ...
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JP6746862B2 |
To perform a fast changing-over of a rotating direction at a rotation direction change-over device.Bevel gears 12b, 13b of a first member 12 and a second member 13 that can rotate around an axis 11a of a shaft 11 are connected through an...
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JP6742715B2 |
The invention provides a differential device which can suppress reduction of supporting rigidity of a region, particularly the region applied with a great thrust counterforce, of an input unit on a back side of the engaging part between ...
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JP6740712B2 |
The drive power connecting/disconnecting device includes a second shaft disposed coaxially to a first shaft so as to transmit drive power to a wheel axle, a connection/disconnection member which moves a second rotational body along an ax...
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JP2020121708A |
To effectively improve layout property around a differential gear device.An intermediate differential gear device includes an input shaft 32, a first output shaft 33 provided coaxially with the input shaft 32, a second output shaft 34 pr...
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JP2020122531A |
To provide a lubrication structure of a differential device which can prevent the generation of the seizure and wear of a gear by equally supplying a lubricant to left and right directions in a differential case.In a lubrication structur...
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JP2020118180A |
To provide a differential gear capable of reducing agitation resistance generated when a differential cage rotates.The differential gear includes the differential cage rotatably housed in a housing filled with lubrication oil, and provid...
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JP2020118203A |
To provide a differential gear with sufficient assembling workability and a simple structure capable of restraining axial movement in a notch part of a case half body of a shaft part of a pinion shaft under a coupling state of a pair of ...
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JP2020118181A |
To provide a differential gear capable of reducing agitation resistance generated when a differential cage rotates.The differential gear includes the differential cage rotatably housed in a housing filled with lubrication oil, to which p...
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JP2020118204A |
To provide a differential gear with sufficient lubricity of a differential mechanism and a simple structure capable of restraining axial movement in a notch part of a case half body of a shaft part of a pinion shaft.The differential gear...
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JP6734800B2 |
To reduce a residual stress that is generated when coupling a ring gear and a differential case body through welding.A welding structure comprises a welding part (60) configured to couple an inner peripheral surface of a ring part (11) o...
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JP2020522649A |
In at least some implementations, the washer for the gear in the differential housing is the outer edge at the maximum radial distance from the shaft and the inner edge forming the opening, the inner edge being the innermost at the minim...
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JP6731447B2 |
To provide a differential device which enables downsizing.A differential device 1 includes: a differential case 3; an annular transmission member 5 which is housed in the differential case 3 in a relatively rotatable manner; a pinion 7 w...
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JP6732689B2 |
A differential device includes a plurality of differential gears, one or a plurality of differential gear support members supporting the differential gears respectively, a support part supporting the differential gear support members, a ...
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JP6728690B2 |
A dog clutch includes: a first rotational member; a second rotational member; a clutch member; and a pressing mechanism. The clutch member includes a meshing portion meshing with the second rotational member, an engageable portion circum...
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JP6723200B2 |
To lightly and easily perform a hand-push operation of a traveling machine body when a propeller shaft for traveling is freely rotated.An input gear 40 is provided with a locking part 40b for transmission. A shift gear member 43 provided...
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JP2020106046A |
To provide a vehicular drive transmission device capable of suppressing a flow rate of oil.A vehicular drive transmission device includes a differential gear device 3 that has a differential gear mechanism 31 and a differential case 32, ...
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JP2020106048A |
To provide a vehicle drive unit which can be operated in a space-saving and energy-saving manner while constituting a driven-plate separation mechanism by a simple structure.In a vehicle drive unit having a differential device (5) to whi...
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JP2020519818A |
The axle assembly comprises a differential case and side gears having inner and outer surfaces disposed within the differential case. The outer surface of the side gear defines the first plurality of locking teeth. The locking gear has a...
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JP2020100384A |
To provide a spherical driving device that can be suppressed from being complicated in configuration or being enlarged in a size so as to improve versatility, and a control device.A spherical driving device 10 comprises a first motor 11 ...
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JP2020099119A |
To provide a vehicle drive system capable of generating required driving force or braking force without the deflection of a vehicle upon the occurrence of slippage.A vehicle drive system includes: a torque generation mechanism Bf; differ...
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JP6711093B2 |
A differential apparatus includes a differential mechanism, a differential case that accommodates the differential mechanism, and a clutch mechanism that transmits a driving force between the differential case and the differential mechan...
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JP6709685B2 |
To provide a differential device capable of stably applying initial torque to a differential mechanism and an intermissive mechanism, and improving intermissive characteristics of the intermissive mechanism.A differential device 1 includ...
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JP6711298B2 |
To properly prevent the loosening of the rotation of a bolt, in a differential case assembling body in which a ring gear is attached to a differential case with a plurality of the bolts.Since intervals D3 of a plurality of bolts 16 are s...
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JP6710796B2 |
To effectively release concentration of stress on a welding portion between a ring gear and a flange portion even when a large thrust load generates on a helical gear, in a transmission device including a transmission member, and the rin...
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JP2020082941A |
To provide a control apparatus for a differential limiting device which can further improve travel stability when receiving cross-wind.A control apparatus 7 for a differential limiting device 2, which limits at least any one rotation spe...
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JP2020085026A |
To provide a drive transmission device for a vehicle which is high in a degree of freedom of the setting of a gear ratio, and can minimize dimensions in a radial direction and an axial direction.A drive transmission device 100 for a vehi...
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