Hitachi Cable, Inc.

Hitachi Metals, Ltd.

Shinya Hayashi

Sachio Suzuki

Yuta Kataoka

Hideaki Takehara

Kunihiro Fukuda

Jun Umetsu

Takahiro Futatsumori

Katsuya Akimoto

Naoki Futakuchi

Takanori Komuro

Tomoya Kuji

Hiroyuki Ito

Yukio Ikeda

Hirotaka Eshima

Yoshikazu Hayakawa

Tomoyuki Murayama

Naofumi Chiwata

Ken Okuyama

Masaaki Imahori

Hisashi Tate

Naoya Toyoshima

Kazuhisa Takahashi

Minoru Oikawa

Hiroshi Sakaguchi

Takashi Hattori

A connector for being attached to a power-supply unit including a switching element and for mating with a mating connector of a wire harness, the connector including a connecting terminal including an end portion connected to an output terminal in a casing of the power-supply unit, a housing fixed to the casing and enclosing at least a portion of the connecting terminal, a current sensor enclosed in the housing so as to detect a magnetic field generated by an electric current flowing through the connecting terminal, and a signal line for transmitting an output signal of the current sensor.

Connector for power-supply unit with a signal line

A current detection structure includes a plurality of busbars arranged in parallel, and a plurality of magnetic detection elements each provided for corresponding one of the plurality of busbars so as to measure a strength of a magnetic field generated by a current flowing through the corresponding busbar. The plurality of magnetic detection elements are mounted on a single circuit board.

Current detection structure

A vehicle composite cable includes a pair of power wires for supplying a current to an electric parking brake unit that generates a braking force after stopping a vehicle, a first signal line including a twisted pair wire transmitting a first electrical signal during when the vehicle is in motion, a second signal line including a twisted pair wire for transmitting a second electrical signal also during when the vehicle is in motion, and a sheath collectively covering the pair of power wires and the first and second signal lines. The first and second signal lines are not covered with a shield conductor, and the first signal line is separated from the second signal line by the pair of power wires.

Vehicle composite cable and vehicle composite harness

A connector for being attached to a power-supply unit including a switching element includes a connecting terminal including an end portion connected to an output terminal in a casing of the power-supply unit, a housing fixed to the casing and enclosing at least a portion of the connecting terminal, a current sensor to detect a magnetic field generated by an electric current flowing through the connecting terminal, and a signal line for transmitting an output signal of the current sensor. The signal line includes an extension region with a predetermined length from one end on a side of the current sensor. The extension region extends in a direction orthogonal to a direction of electric current flowing through the connecting terminal.

Connector

A wire harness includes a plurality of electric wires, a first wire holding portion for holding one of both end portions of the plurality of electric wires, a second wire holding portion for holding another of the both end portions, and an annular electromagnetic wave absorption component arranged between the first and second wire holding portions so as to absorb electromagnetic wave radiated from the plurality of electric wires. The electromagnetic wave absorption component includes a through-hole for inserting collectively the plurality of electric wires such that the plurality of electric wires are inserted through the though-hole and are thereby bundled together.

Wire harness

A connector includes a first terminal housing that houses a first connecting terminal(s) and is attached to a device as an attached object thereof, and a second terminal housing that houses at least a portion of a cable(s) including a second connecting terminal(s) at an end portion thereof. The first connecting terminal(s) and the second connecting terminal(s) come into contact with each other and form a contact point(s) when the first terminal housing is fitted to the second terminal housing. The two terminal housings are fitted in a direction crossing an extending direction of the cable(s) that extends from the second terminal housing. The second terminal housing further includes a fixing means on a cable side with respect to the contact point(s) so as to fix a portion housing the cable(s) to the device or another member integrally fixed to the device.

Connector and wire harness

A connector includes a first terminal housing that houses a first connecting terminal, and a second terminal housing that houses at least a portion of a cable including a second connecting terminal at an end portion thereof. The first and second connecting terminals contact with each other and form a contact point when the first and second terminal housings are fitted each other. The two terminal housings are fitted in a direction intersecting with an extending direction of the cable. The first and second terminal housings include a first fitting portion and a second fitting portion, respectively. The connector further includes a fitted-state maintaining member that is configured so as to be fitted to both the first and second fitting portions by being slid along a direction perpendicular to the fitting direction of the two terminal housings after the two terminal housings are fitted to each other.

A wire harness includes a plurality of wires, and a connector including a housing for holding end portions of the plurality of wires. The housing includes an airtight block that includes a resin, an insertion hole formed thereon for inserting the plurality of wires, a flow channel in communication with the insertion hole to flow a molten resin therethrough for resin-sealing a gap between the insertion hole and the plurality of wires, and a melting section to be the molten resin being integrally formed with the flow channel. The gap between the insertion hole and the plurality of wires is resin-sealed such that an ultrasonic vibrator relatively moving with respect to the airtight block is brought into contact with the melting section, and the molten resin melted from the melting section by heat generated by vibration of the ultrasonic vibrator is poured into the gap.

Wire harness and method of manufacturing the same

A method of manufacturing a wire harness including a plurality of wires and a connector with a housing. The method includes arranging the plurality of wires in an insertion hole of an airtight block of the housing to have a gap between the plurality of wires and an inner surface of the insertion hole, supplying a molten resin having a fluidity into the gap through a flow channel in communication with the gap, and solidifying the molten resin inside the space to resin-seal the gap between the insertion hole and the plurality of wires. The supplying of the molten resin is conducted such that a tool for melting a solid resin member is attached to the airtight block, the resin member is melted by applying an ultrasonic vibration while being pressed against the tool, and the molten resin obtained by the melting is poured into the flow channel.

Method of manufacturing wire harness

A connector includes a first terminal housing for housing a plurality of first connecting terminals aligned, a second terminal housing for housing a plurality of second connecting terminals aligned, a plurality of insulating members aligned and housed in the second terminal housing, a resin molded body provided in the second terminal housing, and an insulating member assembly formed by assembling the plurality of insulating members. The resin molded body includes at least one pair of restricting protrusions in order to restrict expanding movement of the insulating member assembly in the lamination direction when inserting the first connecting terminals into a gap between the second connecting terminals and the insulating members. The insulating member assembly includes a terminal protecting member to interfere with a rim of the first terminal housing to prevent the first terminal housing from being erroneously inserted into the gap.

A connector includes a first terminal housing for housing plural first connecting terminals aligned, a second terminal housing for housing plural second connecting terminals aligned, plural insulating members, a connecting member for collectively fixing and electrically connecting the plural first connecting terminals and the plural second connecting terminals at each contact point by pressing the plural first connecting terminals and the plural second connecting terminals. The connecting member includes a ring-shaped support fixed to the first terminal housing and a pressing portion an upper part of which is inserted into a hollow formed inside the ring-shaped support so as to be pivotally supported by the support. The pressing portion is configured to turn relative to the support by turning the upper part of the pressing portion and to move relative to the support with the turning of the pressing portion in a vertical direction.

A connector includes a first terminal housing for housing a plurality of first connecting terminals aligned, a second terminal housing for housing a plurality of second connecting terminals aligned, a plurality of insulating members that are aligned and housed in the first terminal housing, a connecting member for collectively fixing and electrically connecting the plurality of first connecting terminals and the plurality of second connecting terminals at each contact point by pressing one of the plurality of insulating members adjacent to the connecting member, and an insulating member assembly including the plurality of insulating members assembled such that the plurality of insulating members are each restricted from moving in a fitting direction thereof, and moving in a width direction perpendicular to a lamination direction of the laminated structure and to the fitting direction.

A connector includes a first terminal housing for housing a plurality of first connecting terminals aligned, a second terminal housing for housing a plurality of second connecting terminals aligned, a plurality of insulating members aligned and housed in the first or second terminal housing, and a connecting member for collectively fixing and electrically connecting the plurality of first connecting terminals and the plurality of second connecting terminals at each contact point by pressing the plurality of first connecting terminals and the plurality of second connecting terminals. The connecting member includes a ring-shaped support fixed to the first terminal housing, a rotating portion an upper portion of which is inserted into a hollow formed inside the ring-shaped support so as to be pivotally supported by the support, and a pressing portion to move in a vertical direction relative to the rotating portion by turning the rotating portion.

A connector includes a first terminal housing for housing a plurality of first connecting terminals aligned, a second terminal housing for housing a plurality of second connecting terminals aligned, a plurality of insulating members aligned and housed in the first or second terminal housing, and a plurality of device side connecting terminals each integrated with the plurality of first connecting terminals at a base end side of the plurality of first connecting terminals, and electrically connected to a device to which the first terminal housing is attached. The plurality of device side connecting terminals are each plate-shaped and each include a surface parallel to a lamination direction of the laminated structure and to a fitting direction of the first and second terminal housings. The first terminal housing includes a terminal block for holding the plurality of device side connecting terminals to be aligned in the lamination direction.

A connector includes a first terminal housing for housing three first connecting terminals aligned, a second terminal housing for housing three second connecting terminals aligned, a plurality of insulating members that are aligned and housed in the second terminal housing, and a connecting member for collectively fixing and electrically connecting the three first connecting terminals and the three second connecting terminals at each contact point by pressing one of the plurality of insulating members adjacent to the connecting member. The three first connecting terminals and the three second connecting terminals are each arranged in a form of a triangle when viewed in the fitting direction.

Growing community of inventors

Hitachi, Japan

Shinya Hayashi