Yazaki Corporation

Mizuki Shirai

Hiroki Kondo

Takeshi Kamata

Toshiharu Shimizu

Noriyuki Abe

Daisuke Suzuki

The present disclosure relates to a flat electric wire and a method for manufacturing a flat electric wire. The flat electric wire includes a plurality of conductors arranged in parallel in a width direction and having substantially a same cross-sectional area with each other, resin films provided on one side and the other side of the plurality of conductors in a thickness direction orthogonal to the width direction, and an insulator covering the plurality of conductors together with the resin films. Each of the resin films have a Young's modulus of 2 GPa or more and a film thickness of 200 μm or more.

Flat electric wire and method for manufacturing flat electric wire

A conductor for a busbar electric wire can include a conductive plate material having a substantially rectangular cross-sectional shape and an opening formed on one side in a width direction orthogonal to a longitudinal direction of the plate material. The width direction can correspond to a planar direction of the plate material. A busbar electric wire can include the conductor and an insulating sheath that covers the plate material.

Conductor for busbar electric wire, and busbar electric wire

A shielded electric wire includes one metal pipe and one electric wire having a conductor and an insulator. An outer diameter of the conductor at 25&#xb0; C. is set as a, a coefficient of linear expansion of the conductor is set as &#x3b1;, and a temperature difference between a maximum temperature and 25&#xb0; C. is set as &#x394;t, an outer diameter a' of the conductor after thermal expansion is a&#x2032;=a+&#x3b1;&#xd7;a&#xd7;&#x394;t, and when a wall thickness of the insulator at 25&#xb0; C. is set as b and a coefficient of linear expansion of the insulator is set as &#x3b1;, an insulator wall thickness b&#x2032; after thermal expansion is b&#x2032;=b+&#x3b1;&#xd7;b&#xd7;&#x394;t, and an inner diameter c of the one metal pipe is set to satisfy c&#x2265;a&#x2032;+2b&#x2032;.

Shielded electric wire including a conductor having outer diameter set based on thermal expansion and an insulator having thickness based on thermal expansion and wire harness

An inner conductor of a coaxial cable is electrically connected to a circuit body of a circuit board by means of solder. An outer conductor is electrically connected to a ground body by means of the solder. The inner conductor has a connecting portion connected to the circuit body and a non-exposed portion inside a sheath. A thickness of the connecting portion is equal to or less than 35% of a thickness of the non-exposed portion, and the cross-sectional area of the connecting portion is the same as the cross-sectional area of the non-exposed portion.

Circuit module and method for manufacturing circuit module

A transmission line includes first and second conductor patterns that serve as signal transmission paths, first and second insulating layers that hold the first and second conductor patterns therebetween, and a third conductor pattern that is arranged between the first and second conductor patterns. No signal is transmitted through the third conductor pattern. A relation 0.5w&#x2264;S&#x2264;1.5w and a relation 0.5w&#x2264;S&#x2264;1.5w are satisfied in a range of a relation S&#x2265;2w, wherein S expresses a distance between the first conductor pattern and the second conductor pattern, w expresses a width of each of the first conductor pattern and the second conductor pattern, Sexpresses a distance between the first conductor pattern and the third conductor pattern, and Sexpresses a distance between the second conductor pattern and the third conductor pattern.

Transmission line including first and second signal conductor patterns separated by a third non-signal conductor pattern with specified dimensional relationships there between

An electrical connection method of a printed circuit includes overlapping a base material and a thin member in which a thin conductor is mounted, forming a through hole which passes through the base material overlapped with the thin member in the overlapping and reaches the thin conductor of the thin member, and forming a printed circuit on the base material by a screen printing method using conductive paste. The through hole formed in the forming of the through hole is filled with the conductive paste in the forming of the printed circuit.

Electrical connection method of printed circuit and electrical connection structure of printed circuit

A structure for arranging in a vehicle a planar antenna unit including a planar antenna provided in a roof of a vehicle is provided. The planar antenna unit includes: a planar antenna including an antenna which receives a radio wave from an outside and an amplifier which amplifies the radio wave received by the antenna; and a long line which outputs a radio wave signal amplified by the amplifier. The planar antenna and the line are formed into a sheet-like structure. The line is disposed within a pillar of the vehicle such that a leading end portion of the line extends to a position beyond a lower end of the pillar.

Structure for arranging planar antenna unit in vehicle

A planar antenna assembly includes an antenna and a long transmission line. The antenna is configured to receive a radio wave signal from the outside. The radio wave signal received by the antenna is transmitted through the transmission line. The antenna and the transmission line are formed in a planar shape. The transmission line includes a conductor having a thickness thicker than a thickness of the antenna.

Planar antenna assembly

A wire harness includes a flat shielded cable, a first device connected to one end of the flat shielded cable, and a second device connected to the other end of the flat shielded cable. The flat shielded cable includes a plurality of conductors arranged in parallel, an insulating jacket section that covers the plurality of conductors and has an exposed conductor section which exposes a part of at least one of the conductors, and a shielding member that covers an outer periphery of the jacket section. A signal is transmitted from the first device to the second device through a conductor other than the conductor provided with the exposed conductor section. The at least one of the conductors is connected to a ground at a position between the exposed conductor section and the second device.

Wire harness

A flat shielded cable includes conductors arranged in parallel, an insulating jacket section that covers the conductors and has an exposed conductor section which exposes a part of at least one of the conductors, and a shielding member that covers the jacket section. The conductor is electrically connected to the shielding member via the exposed conductor section. The shielding member has a first layer made of shielding material and a second layer made of binder resin containing metal filler. A D90 particle diameter of the metal filler is 6 &#x3bc;m and a difference between a D10 particle diameter and a D95 particle diameter of the metal filler is 6 &#x3bc;m or more, and the metal filler is contained in the second layer in an amount of 65 wt % or more.

Growing community of inventors

Susono, Japan

Mizuki Shirai