Toyota Jidosha Kabushiki Kaisha

Yazaki Corporation

Aisin Seiki Kabushiki Kaisha

Toyota Motor Engineering & Manufacturing North America, Inc.

Jfe Steel Corporation

Kabushiki Kaisha Toyota Chuo Kenkyusho

Daisuke Okamoto

Hiroshi Yamashita

Tsukasa Sekino

Takeshi Hattori

Masaaki Tani

Kohei Ishii

Masashi Ohtsubo

Tomoyasu Terada

Toshimitsu Takahashi

Shin Tajima

Shinjiro Saigusa

Jung Hwan Hwang

Junghwan Hwang

Yusuke Oishi

Naoki Iwata

Masashi Hara

Michael Paul Rowe

Atsushi Honda

Takashi Kawano

Naomichi Nakamura

Daisuke Ichigozaki

Tatsuhiko Hiratani

Hironori Asaoka

Tomoaki Nishimura

Masayuki Ishibashi

Naoyuki Kishimoto

Hidefumi Kishimoto

Masaki Hirano

Motoki Tabuchi

Toshiya Yamaguchi

Hiroki Uno

Naoki Moriguchi

Eisuke Hoshina

Yoshimichi Yamao

Noriko Makiishi

Tomoe Osada

Motonari Inagaki

Masaki Sugiyama

Mitsunobu Katou

Hidenari Yamamoto

Kiyotaka Onodera

Sinjiro Saigusa

Sean Evan Sullivan

There is provided a power-supplying device and an assembly method thereof. By causing a first-turning member, which locks with an one end of a coil spring by a first-locking section, and a first support, which locks with the other end thereof by a second-locking section, to rotate relative to each other in the direction that is opposite to the biasing direction, and causing an engaging part and an engaged part to be in an engaged state by engaging with each other, thereby, maintaining the state where the initial biasing force is being imparted to the first turning member, is enabled, and the first support and a second support member are easily assembled to each other to make a turning member be supported, and thus, assembly properties can be made enhanced.

Power-supplying device and assembly method of power-supplying device

An automatic transmission includes a main transmission and an auxiliary transmission. The auxiliary transmission includes an auxiliary-transmission-side planetary gear mechanism, a first clutch, and a second clutch. The auxiliary-transmission-side planetary gear mechanism is provided between a pair of main-transmission-side planetary gear mechanisms, and a part of the auxiliary-transmission-side planetary gear mechanism is located within the main transmission. The first clutch fixes rotation of a sun gear of the auxiliary-transmission-side planetary gear mechanism. The second clutch connects a ring gear of the auxiliary-transmission-side planetary gear mechanism with the sun gear.

Automatic transmission

Thermally annealed superparamagnetic core shell nanoparticles of an iron-cobalt alloy core and a silicon dioxide shell having high magnetic saturation are provided. A magnetic core of high magnetic moment obtained by compression sintering the thermally annealed superparamagnetic core shell nanoparticles is also provided. The magnetic core has little core loss due to hysteresis or eddy current flow.

Superparamagnetic iron cobalt alloy and silica nanoparticles of high magnetic saturation and a magnetic core containing the nanoparticles

A protector includes a main body formed with an accommodation part by a bottom wall part and side wall parts, a lid body mounted on the main body to cover the accommodation part, and a flange part that extends along a longitudinal direction of the main body with a gap at an upper portion in parallel with an outer surface of at least one of the side wall parts of the main body. A plurality of engagement holes are provided at a lower portion of the flange part. A plurality of engagement claws that are provided on at least one edge part of the lid body are locked with engagement edge parts of the engagement holes when the plurality of engagement claws are inserted into the gap between the flange part and the side wall part which faces the flange part with the gap.

Protector

Provided is a compressed powder core that can suppress a decrease in the inductance even when a high magnetic field (of greater than or equal to 40 kA/m) is applied to the compressed powder core while suppressing an iron loss and a decrease in the strength of the compressed powder core. The compressed powder coreA has soft magnetic particlesA and aluminum nitride layersA formed on the surface layers of the respective soft magnetic particlesA. The compressed powder coreA has a ratio of the first differential relative permeability &#x3bc;'L to the second differential relative permeability &#x3bc;&#x2032;H satisfying a relationship of &#x3bc;&#x2032;L/&#x3bc;&#x2032;H&#x2264;6, and has a magnetic flux density of greater than or equal to 1.4 T when a magnetic field of 60 kA/m is applied. The soft magnetic particles of the compressed powder coreA contain Si in the range of 1.0 to 3.0 mass % and have, when analyzed using XRD, a peak area ratio Sal/Sfe of greater than or equal to 4%, the peak area ratio Sal/Sfe being the ratio of the area Sal of a peak waveform derived from AlN to the area Sfe of a peak waveform derived from Fe.

Compressed powder core, powders for compressed power core, and method for producing compressed powder core

A gear assembly wherein transmission efficiency is enhanced by a simple treatment is provided. The gear assembly includes a plurality of gears to transmit torque of a prime mover to an output member. Tooth surfaces of a first gear rotated at a highest speed are individually finished into a plateau surface, and a parameter representing a surface roughness of each of the plateau surface is smaller than those of the tooth surfaces of the other gears.

Gear assembly

A powder magnetic core having excellent specific resistance or strength. The powder magnetic core has soft magnetic particles, first coating layers that coat the surfaces of the soft magnetic particles and include aluminum nitride, and second coating layers that coat at least a part of the surfaces of the first coating layers and include a low-melting-point glass having a softening point lower than an annealing temperature for the soft magnetic particles. The first coating layers including aluminum nitride are excellent in the wettability to the low-melting-point glass which constitutes the second coating layers and suppress diffusion of constitutional elements between the soft magnetic particles and the low-melting-point glass of the second coating layers. The powder magnetic core can stably exhibit a higher specific resistance and higher strength than the prior art owing to such a synergistic action of the first coating layers and second coating layers.

Powder magnetic core, powder for magnetic cores, and methods of manufacturing them

A soft magnetic member is formed such that, when a differential relative permeability in an applied magnetic field of 100 A/m is represented by a first differential relative permeability &#x3bc;'L, and when a differential relative permeability in an applied magnetic field of 40 kA/m is represented by a second differential relative permeability &#x3bc;&#x2032;H, a ratio of the first differential relative permeability &#x3bc;&#x2032;L to the second differential relative permeability &#x3bc;&#x2032;H satisfies a relationship of &#x3bc;&#x2032;L/&#x3bc;&#x2032;H&#x2264;10, and a magnetic flux density in an applied magnetic field of 60 kA/m is 1.15 T or higher.

Soft magnetic member, reactor, powder for dust core, and method of producing dust core

A power supply device includes a rotation retainer including an inlet horizontally guiding the electrical wire one end of which is connected to the vehicle, and an outlet communicating with the inlet and to draw out upwardly the other end of the electrical wire, the rotation retainer being arranged horizontally pivotally in the slide door to retain the electrical wire movably, a biasing member configured to bias the rotation retainer in a predetermined rotational direction, wherein the electrical wire includes a bending portion to be bent in an L-shape between the inlet and the outlet, and a guide portion to be wired nearer the outlet than the bending portion, and wherein the guide portion is arranged in a natural state in which the guide portion is not twisted, or a twisted state in which restoring force is generated in a same direction as a biasing direction of the biasing member.

Power supply device

There is employed an arm power supply device in which a first arm is rotatably and axially supported to a base member having one harness fixing portion, a second arm having the other harness fixing portion is rotatably and axially supported on a rotation tip side of the first arm, the first arm includes an enclosure portion forming a slit through which a wire harness is inserted, and the wire harness passes from the base member to the slit and is wired over the second arm. The enclosure portion includes an inclined wall to guide the wire harness derived in a bent shape from the second arm to be in contact with the inner surface.

Arm power supply device

Provided is a harness bending regulation member to be attached to a flexible harness protective tube, including: a high rigid unbendable portion into which an electric wire is inserted; and a bendable portion projecting in an axial direction of the unbendable portion from a tip end of one side of the unbendable portion, the bendable portion regulating a bending of the harness protective tube in a curved shape. The harness protective tube is routed from an oscillating member on a side close to a fixing structure to another oscillating member closer to a slide structure, the harness bending regulation member is placed inside of a harness holding tube on the side of the fixing structure, and the bendable portion is placed toward the slide structure along an inner surface of the harness protective tube.

Harness bending regulation member and harness routing structure using the same

A Ravigneaux planetary gear device includes a long pinion gear and a short pinion gear. A tooth of each of the long pinion gear and the short pinion gear has an end surface with curvature from an inner circumference side toward an outer circumference side of each of the long pinion gear and the short pinion gear and toward a center in a tooth width direction.

Ravigneaux planetary gear device

An objective of the present invention is to provide a power-supplying system that can restrain an increase in size thereof with a spring equipped therewith. A first end of a rolling spring projects inwardly, and a first locking section is formed on a primary shaft of a turning member, the primary shaft being disposed inside the rolling spring so that the turning member can engage with the rolling spring at the inside of the rolling spring, thereby restraining an increase in size thereof.

Power-supplying system

The invention includes: powder preparation step of obtaining magnetic core powders by mixing, of magnetic powders with thermosetting resin powders in hot state; powder filling step of filling the obtained magnetic core powders into a die; a compaction step of compacting magnetic core powders; and compact heating step of heating, compacts to the elevated temperature state at which the thermosetting resin hardens after compaction.

Method of producing powder magnetic core and method of producing magnetic core powder

An iron powder for dust cores is provided which can be formed into a dust core having a high resistivity and having a low iron loss without degrading the mechanical strength. The iron powder for dust cores includes an iron powder and an oxide film on the surface thereof, wherein the oxide film is composed of a Si-based oxide in which the ratio of Si to Fe satisfies Si/Fe&#x2267;0.8 on an atomic number basis.

Iron powder for dust cores

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Toyota, Japan

Daisuke Okamoto