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Patent Searching and Data


Matches 401 - 450 out of 1,293

Document Document Title
JP3241821B2
PURPOSE: To improve fuel consumption and permit the disposal of the high differential operation by installing a mechanical clutch which can be connected/ disconnected between an input/output shaft and an oil pump and allowing the clutch ...  
JP3234969B2
PURPOSE: To improve operability and stability during control of the number of revolutions of a drainage pump by simultaneously controlling the gear shift operation rods of a plurality of variable speed fluid coupling in such a way to inp...  
JP2001330061A
To reduce the power consumption by without using an electric motor when rotating pump impellers of a cooling water circulating pump for an engine.A variable revolution speed type joint A is formed of an input shaft 21 to be rotated by an...  
JP2001328447A
To shorten an oil passage and reduce cost by rationally arranging check valves for preventing cavitation, at a vane pump in a hydraulic coupling device of a power transmission for a four-wheel drive vehicle.Intake ports 43L, 43R, dischar...  
JP2001328446A
To easily regulate the bearing of the contact parts of cam rings and side plates of a pair of vane pumps without using a shim in a hydraulic coupling device of a power transmission for a four-wheel drive vehicle.The cam rings 31L, 31R an...  
JP2001328450A
To reduce the number of part items and assembling man-hours by disusing a pump casing and a shim in a hydraulic coupling device of a power transmission for a four-wheel drive vehicle.A pair of left and right first side covers 30L, 30R, a...  
JP2001323951A
To provide a coupling that is easily variable in differential limiting force even after assembly and without a separately prepared part.The coupling for generating differential limiting force from the flow resistances of pumps 5 disposed...  
JP2001521605A
(57)【要約】 補助加圧作動油供給装置(103)が、通常、一対 回転部材(26、28)間の回転差に応じて作動す 流体継手(32a、32b、32c)の制御を行ない、一 の回転部材を結合するクラ...  
JP2001304295A
To provide an axial direction setting device to perform an external disconnecting function by a simple means. This axial direction setting device is constituted of two members 13, 14 free to relatively rotate in a housing 12, a container...  
JP3224600B2
PURPOSE: To increase freedom in designing, to reduce size of a joint, to improve reliability and to reduce cost in a hydraulic power transmission joint used for distribution of driving force for a vehicle. CONSTITUTION: A joint shaft cor...  
JP3215404B2  
JP2001263378A
To lower the power consumption without using an electric motor when rotatively driving a cooling fan arranged in the rear of a radiator in an automobile.A variable rotational-frequency joint A is provided with a variable capacity part fo...  
JP3212764B2
PURPOSE: To provide a seal mechanism for a power transmission device which is constituted to prevent leakage of oil without improving size precision of each part so much. CONSTITUTION: A seal mechanism for a power transmission device is ...  
JP3209571B2
PURPOSE: To reduce size and weight, and improve controllability of a hydraulic power transmission joint for distributing a driving force of a vehicle by displacing an actuator by a specified angle according to an electric supplying rate ...  
JP3207903B2
PURPOSE: To provide a hydraulic power transmission joint used for distributing the driving force of a vehicle, which can eliminate the need of a one-way valve to be simple in structure and reduce the limit in loading on a vehicle, and ca...  
JP2001234948A
To provide a small, lightweight fluid coupling device allowing a driving member and a driven member to make smooth relative rotation when the atmospheric temperature is low and hindering them from relative rotation when the atmospheric t...  
JP2001213184A
To provide a power transmission device capable of accurately transmitting a shaft torque, suitable for a vehicle.This device transmitting the shaft torque is constituted in such a way that a rotary body 3 is connected with an end part of...  
JP2001173753A
To provide a power transmission capable of preventing both metals from being brought into direct contact with each other between inner and outer rings and a roller when the clutch is turned on and when torque is transmitted, and capable ...  
JP2001173754A
To provide a power transmission capable of preventing generation of the damage of a material caused by oil film breakage even in a harsh condition by executing measures for holding the oil film on a surface of a roller interposed in a ro...  
JP2001508156A
(57) Summary static pressure coupling is equipped with the housing (10) which can revolve now around a medial axis (14). The inside of a housing (10) includes reservoir (22) for holding operation fluid, and the port (38, 40) holding a pl...  
JP2001140951A
To push and move a vehicle lightly without being affected by inertia and resistance of a static hydraulic continuously variable transmission at the time of engine idling and stop of driving in a transmission device for vehicle. In a tran...  
JP3168272B2
To obtain excellent differential characteristics by a simple structure by providing two coaxial gears while being spaced by a partition plate, letting each small gear be meshed with the aforesaid gears respectively, and letting the respe...  
JP2001132838A
To lubricate rotary elements of a hydraulic pressure transmitting module in a simple structure. This loop flushing circuit includes a three-position/three-port pilot pressure actuating loop flushing valve 40 having an output port 46 for ...  
JP2001124199A
To prevent an oil temperature rise in a hydraulic fluid circulating in an HST circuit in an axle driving device having an HST. This axle driving device is composed of a housing for forming an oil reservoir, the constitution being an axle...  
JP3160129B2
PURPOSE: To prevent oil leakage by providing movable side plates which are in sliding contact with axial both ends of a driven gear in an axially moving manner, and also providing a piston which slides against therewith and forms a hydra...  
JP3151574B2
PURPOSE: To smoothly supply operation oil to hydraulic chambers of a static hydraulic clutch. CONSTITUTION: A cam surface 15 is formed on a side surface of a large- diameter gear 9 driven by a crank chaft 1, while a cylinder block 11 is ...  
JP2001074138A
To provide an over top on a hydrostatic continuously variable transmission, and also reconcile highest speed up and power performance maintenance at the time of travel. In tilt angle control for a movable oblique plate in a hydrostatic c...  
JP2001055055A
To make the avoidance of an under steer phenomenon compatible with the display of a motion restriction function, in the power transmission device of a four-wheel drive vehicle for distributing the drive force between a main drive wheel a...  
JP2001050308A
To provide a hydraulic power transmission joint capable of preventing ABS interference and improving fuel efficiency at the time of high speed driving by obtaining acceleration sensitive type differential limiting force. An inertial body...  
JP3118076B2
PURPOSE: To enable a hydraulic power transmission coupling, used in distributing the driving force of a vehicle, to be improved in reliability even when the number of plunger chambers is increased and to function as such even if the diff...  
JP2000334660A
To enhance the wear-resistance, pitching resistance and seizure resistance of each of a plunger side sliding surface and a cam ring side sliding surface.A hydraulic type power transmission coupling 1 has a plunger 8 and a cam ring 8 eith...  
JP2000337403A
To reduce torque changing speed in changing over a torque characteristic by forming the receiving hole a check ball opening a relief hole to relief oil pressure of the high pressure chamber of a valve by oscillation of a weight into a va...  
JP2000337402A
To reduce a caviation sound by press fitting in one end of the end coil part of a return spring in a drain pin having on orifice as a flow resistance generating means, and positioning the drain pin in the rotationally movable direction.A...  
JP3114406B2
PURPOSE: To achieve an optimum maneuverability even if a vehicle is under a travel condition where the engine drive force is near zero by providing a drive force control means to control a generated drive force from a drive source so tha...  
JP3112266B2
To improve responsiveness by forming two circumferential direction extending grooves demarcating two shear channels covered by each one of two radial direction surfaces of a carrier plate on a shear channel cam control member and providi...  
JP2000320577A
To constantly hold a torque and use both a temperature 2 WD mechanism and a torque limiter mechanism serve by arranging a drain pin for opening a drain hole, while taking a balance gradually when it attains a prescribed toque level. When...  
JP2000320576A
To improve durability of strength by disposing a thermo-switch which is arranged so as to close a drain hole by push-pressing a drain pin, and which is moved in a direction for opening the drain hole abutting on a fixing pin, when it att...  
JP2000313242A
To provide a torque transmission joint simple in constitution, and inexpensive in joint production cost, and eliminating an expensive electronic control device. A speed sensing torque joint mechanism 240 is provided which is used to tran...  
JP3108194B2
PURPOSE: To obtain required torque with small electric current, to reduce size and weight and to improve control performance in a hydraulic power transmission joint used for driving force distribution of a vehicle. CONSTITUTION: This joi...  
JP2000310247A
To prevent a tight corner braking phenomenon by locking, when a temperature exceeds a prescribed value. This power transmission coupling comprises a lock pin member 42, which when a hydraulic pressure rises beyond a prescribed values, mo...  
JP2000310250A
To allow a torque cut according to the vehicle speed, without being affected by the rotation difference between front and rear wheels by connecting a rotor connected to a shaft on the driven wheel side to a torque cut valve, and synchron...  
JP2000310249A
To release a lock instantaneously, while holding a damper effect. This power transmission coupling comprises a lock pin member 45, which when a hydraulic pressure rises beyond a prescribed value, moves to make free a held valve disc 40 s...  
JP2000310248A
To prevent a shock from being felt, even if a peak torque is produced when starting on a low μ road, without locking at that moment. This power transmission coupling comprises a lock pin member 45, which when a hydraulic pressure rises ...  
JP2000310252A
To provide a lightweight and compact coupling capable of preventing jumping of a plunger at low temperatures and abnormal noise. This coupling comprises a rotor 12 having a plurality of plunger chambers 15 formed in the axial direction, ...  
JP2000310245A
To miniaturize a coupling and to prevent the behavior of a vehicle from varying by reducing a space for storing a spring. This power transmission coupling is formed, so that where a distance rotating pivots 42 and 43 of weight members 40...  
JP2000310251A
To prevent oil leakage between a valve and a rotor by forming an extension section extending in the axial direction on a bearing retainer, providing a bearing of a differential gear case around the extension section, and supporting the b...  
JP2000310246A
To miniaturize a joint by providing a check ball closing a drain hole with oil pressure and a temperature switch pressing the ball to open the drain hole at a prescribed temperature or higher in a high-pressure chamber which communicates...  
JP2000297828A
To provide a sealing type coupling and a differential device capable of sufficiently securing lubricating/cooling property. This differential device 101 is provided with a differential gear mechanism 103 having a differential case 105 in...  
JP3070206B2  
JP2000203293A
To provide a compact axle drive which can eliminate necessity of an additional reservoir tank above a housing, and lower the height of the whole axle drive, by using a second oil reservoir storing an axle and a differential gear device a...  

Matches 401 - 450 out of 1,293