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JP2893075B2 |
A traction drive spindle device includes an input shaft connectable to a drive main shaft for rotation therewith. A hollow holder shaft is connected to an output end of the input shaft in coaxial relation thereto, the hollow holder shaft...
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JP2594445Y2 |
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JPH11108137A |
To provide a traction transmitting device in which planet shafts are supported by a carrier at one end and the movement of a bushing in the axial direction is restricted. A traction transmitting device includes a planetary gearing mechan...
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JPH11108136A |
To speed up the rotation while preventing deflection of output shaft, deterioration of rotating accuracy and increase in vibration by providing a support shaft roller, which can be freely rotated, and pushing an output shaft roller from ...
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JPH1194040A |
To improve productivity by easily and quickly assembling. A circular fixed ring 1 is elastically deformed into an approximately polygonal shape according to the number of planetary rollers 3 used, a sun shaft 2 and a plurality of planeta...
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JP2879592B2 |
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JP2592969Y2 |
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JPH1182657A |
To provide a power feeding device capable of making high accuracy in operation compatible with accelerating performance. The operation of a table 4 can be made high in accuracy by driving the table 4 by means of a ball feeding screw 6. H...
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JP2873475B2 |
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JPH1172152A |
To realize a structure which can be constituted in a small type and by which high transmission efficiency can be obtained in spite of a change in torque to be transmitted. An inner ring 33 whose outer peripheral surface is formed as a co...
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JPH1163130A |
To provide a traction transmission gear by which planetary rotary motion of a sun roller is stabilized and a contact condition of a frictional transmission surface is brought into a steady state and vibration and a noise are reduced and ...
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JPH1163131A |
To improve various characteristics and to lengthen the service life by continuously supplying lubricating oil to an abutting part of its constitutive elements in a planetary roller type motive power transmission gear using a holder type ...
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JP2863529B2 |
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JPH1137240A |
To provide a transmission with a low noise at a large reduction ratio, by arranging two transmission units for transmitting the rotation of a rotary shaft to an outside drum in series through an inner diameter side contact part between t...
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JPH1122799A |
To prevent an uncomfortable feeling from being given to occupants including a driver when a steering angle is imparted, or the operating feeling of a steering wheel. from being deteriorated by utilizing a wedge roller type frictional rol...
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JPH1113848A |
To prevent lubricating oil from lacking between cylinder surfaces of plural intermediate rollers and their facing surfaces, and improve lubricating performance, by placing projections among intermediate rollers inside of a casing, and fo...
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JP2589012Y2 |
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JPH112300A |
To increase rigidity against a bending moment even when the bending moment is exerted on an output shaft and to ensure sufficient durability. A rotary cylinder part 47 of which an outer ring 15 to fix an output shaft 20a thereon constitu...
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JP2587876Y2 |
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JPH10339359A |
To increase rigidity against a twist, deflection, etc., of a planetary shaft, stabilize action of a planetary roller of rotation on its own axis and revolution round, in a planetary roller type power transmitting device. In this planetar...
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JPH10331932A |
To reduce the number of parts, time and labor required for assembly and cost by providing a spline part on at least one outer peripheral face of an outer peripheral face in the other end part of a first rotation transmission shaft and an...
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JPH10331931A |
To impede the displacement of at least a planetary shaft onto the anti-planetary-roller side so as to ensure the smooth action of a needle roller bearing in a planetary roller type power transmission. One end parts of a plurality of plan...
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JPH10329780A |
To provide a lightweight and compact electric vehicle having a small number of part items by providing a power transmission device arranged between a rotary shaft and an output shaft and having a clutch means transmitting the driving for...
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JPH10331933A |
To simplify the assembly by providing a roller connected with a rotary shaft for rotation and an output mechanism provided with an output shaft connected in a part other than a connection part, making the output shaft eccentric centered ...
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JP2586357Y2 |
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JPH10316081A |
To realize structure compact, lightweight, low in cost and high in transmission efficiency regardless of torque fluctuation by changing contact pressure between a guide roller and the outer peripheral surface of a wedge roller and betwee...
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JP2819856B2 |
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JPH10281250A |
To prevent the occurrence of a wedge action to guide rollers and to prevent lowering of efficiency due to excessive increase of a bearing and the occurrence of a lock. An annular space 23a between the outer peripheral surface of a centra...
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JPH10281248A |
To ensure high transmission efficiency and to improve performance. An abutting part between a first cylinder surface 22a formed on the outer peripheral surface of a central roller 4a and a third cylinder surface 18a formed on the outer p...
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JP2811568B2 |
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JPH10266869A |
To provide an accessory transmission which provides effective usage of an accessory even when rotational driving force which is given to the accessory is insufficient. This accessory transmission is placed between an input shaft 23 and a...
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JPH10252852A |
To make a sufficient quantity of oil exist in a contact part, prevent the occurrence of metallic contact, and improve durability by arranging a recessed part capable of freely holding lubricating oil on an outer peripheral surface of the...
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JPH10252851A |
To support an intermediate roller such as a wedge roller and a guide roller in relation to a pivotal shaft in the condition that a displacement thereof in the thrust direction is hindered. In this transmission, an inner peripheral surfac...
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JPH10252853A |
To prevent the generation of early peeling even in the case where a center shaft of a center roller and a center shaft of an outside drum are displaced from the parallel condition with a pivotal shaft. In this transmission, crowning is p...
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JPH10250668A |
To suppress drop of the traction level even on a poorly conditioned road including much sand, gravel, etc. A moving apparatus driving device according to the invention is to drive the wheels of a moving apparatus such as a bicycle in the...
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JPH10246299A |
To provide a power converter unit wherein with no particular maintenance required, in a place desired to use, when necessary, at any time, the unit can be used, handling is made excellent. On a base stand 1, two rollers 2, 3 are juxtapos...
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JPH10246300A |
To prevent the generation of a slip in a contact part between each friction wheel, even without high dimensional accuracy of each friction wheel, so as to perform highly accurate rotation transmission, in a differential friction wheel me...
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JPH10240069A |
To miniaturize a whole device by disposing an electric motor on one end side in the axial direction of a photoreceptor drum in a state of sharing the center axial line with the photosensitive dram while in the state of orienting a rotary...
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JP2796980B2 |
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JP2578956Y2 |
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JP2578448Y2 |
A loading cam device is constructed of a first cam surface, a second cam surface, a ring-shaped retainer disposed between the first and second cam surfaces and defining pockets at angular intervals, and rolling members maintained in cont...
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JPH10213200A |
To prolong the service life of a planetary roller type power transmission device and reduce its weight by providing an escape part for reducing end load on both end faces of a planetary roller of which outer peripheral face consists of a...
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JPH10205588A |
To further increase or decrease the speed reduction ratio or the speed increasing ratio by a simple structure, by bringing a high-speed rotational member in internal-contact with the small diameter part of a rotational member having the ...
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JPH10196750A |
To reduce friction or wear in the rolling/sliding contact part of a planetary roller so as to prolong the life of a planetary roller type power transmission by providing a lubricating ring made of an oil containing member in the inner pe...
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JP2577739Y2 |
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JPH10184840A |
To prevent axial directional vibration of a movable cam member in a centrifugal mechanism when a continuously variable transmission is set in a TOP ratio. A centrifugal mechanism 51 of a continuously variable transmission is provided wit...
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JP2575597Y2 |
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JPH10176743A |
To improve the efficiency of power transmission by traction drive. A drive rotor 1 and a driven rotor 2 driven by rotation of the drive rotor 1 are arranged such that an electric field is generated therebetween and a distance therebetwee...
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JPH10176744A |
To surely prevent the occurrence of burning by forming a burning preventive coating layer on the surface of a carrier plate provided to regulate the axial direction movements of a solar roller and a plurality of planetary rollers and con...
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JPH10153244A |
To provide a planetary roller-type speed reduction gear capable of being smoothly operated without generating problems that bearing noise is generated and rotational resistance of a sun roller is increased, regardless of dimensional prec...
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