Hitachi Metals, Ltd.

Ricoh Company, Ltd.

Hitachi Cable, Inc.

Masaaki Imahori

Nobuyuki Yamashita

Takahiro Futatsumori

Kazuhiko Tomita

Michiaki Shimizu

Yoshikazu Hayakawa

Shinya Hayashi

Shinji Ito

Kenichi Egami

Masayoshi Nakayama

Takashi Onimoto

Koichi Kato

A rotation detecting device includes a member to be detected, and a sensor section arranged opposite the member to be detected. The sensor section includes two magnetic sensors, each including a detecting portion to detect a magnetic field produced from the member to be detected, with the detecting portions of the sensors being arranged in such a manner as to overlap each other in an opposite arrangement direction of the sensor section and the member to be detected, and a housing provided to cover the sensors together, and including an opposite surface to the member to be detected. The detecting portion of one of the sensors, which is arranged in a side of the sensor section close to the member to be detected, is arranged in such a manner as to be inclined with respect to the opposite surface of the housing.

Rotation detection device

A magnetic detection sensor for being installed at an end of a cable with a pair of signal wires to detect a magnetic field from magnetic poles. The sensor includes a magnetic sensor including a detection section and a pair of lead frames, the detection section including a magnetic detection element for detecting the magnetic field from the magnetic poles, and the lead frames extending from the detection section and configured to output a detection signal of the detection section, a housing portion that houses the magnetic sensor, and a capacitor that is provided separately from the magnetic sensor and is housed in the housing portion. First joining portions respectively joining the pair of lead frames to the pair of signal wires and second joining portions respectively joining the pair of lead frames to a pair of lead wires of the capacitor are located inside the housing portion.

Magnetic detection sensor, rotation detection sensor, and cable with sensor

A wire harness includes first to third electric wires; a braid shield that covers the first to third electric wires; a tube-shaped electromagnetic wave absorber having a through hole that allows the first to third electric wires to be inserted therethrough, the electromagnetic wave absorber absorbing electromagnetic waves emitted from the first to third electric wires; and a resin tape and fasteners that fix the positions of the electromagnetic wave absorber and the braid shield relative to each other. The electromagnetic wave absorber is movable in an axial direction of the first to third electric wires relative to the first to third electric wires as a result of extension and contraction of the braid shield in the axial direction.

Wiring member

A wire harness includes first to third electric wires, a braid shield that covers the first to third electric wires, and a tube-shaped electromagnetic wave absorber having a through hole that allows the first to third electric wires to be inserted therethrough, the electromagnetic wave absorber absorbing electromagnetic waves emitted from the first to third electric wires. The braid shield covers an outer circumferential surface and two axial end surfaces of the electromagnetic wave absorber to restrict movement of the electromagnetic wave absorber in an axial direction. The braid shield satisfies 1&#x2266;n&#x2266;15 and 10&#x2266;m&#x2266;50 where the number of carriers of the braid shield is denoted by n and the number of ends of the braid shield is denoted by m.

An electric wire holding device is composed of an electric wire holding member made of a resin to hold an electric wire, a cylindrical member made of an electrically conductive metal, including an inner surface to be mated around and receive at least a mating portion of the electric wire holding member, and a plurality of protrusions formed around an outer circumference of the at least mating portion of the electric wire holding member for the cylindrical member to be mated therearound. The plurality of protrusions are brought into contact with the inner surface of the cylindrical member.

Electric wire holding device and wire harness

An oil-cooled equipment harness includes a front end to be enclosed in a shielding case of an oil-cooled equipment for connecting to a terminal of a body of the oil-cooled equipment disposed in the shielding case, a wire including a conductor, a sheath including an insulating elastic member on a periphery side of the conductor, and a flexibility, a terminal fitting enclosing a portion of the conductor and a portion of the sheath of the wire, connecting to the conductor, and connecting to the terminal of the body of the oil-cooled equipment, a housing attached to shielding case and enclosing a periphery of the wire a predetermined distance away from the terminal fitting such that the wire is exposed from the terminal fitting, and an oil entry-preventing unit disposed between the wire and the terminal fitting for preventing oil in the shielding case from entering into the conductor.

Oil-cooled equipment harness

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 wire harness includes an electric wire, a conductive metal shield shell housing a portion of the electric wire, a braided shield covering at least a portion of an outer peripheral surface of the shield shell and extending from an end portion of the shield shell in a lead-out direction of the electric wire to cover the electric wire, and an annular member provided on the outer periphery of the braided shield so as to sandwich the braided shield between itself and the shield shell. The annular member includes an extended portion that extends from the end portion of the shield shell along the lead-out direction of the electric wire.

Wire harness and connection structure of shield shell and braided shield

A wire harness includes an electric wire, a braided shield covering the electric wire, an annular electromagnetic wave absorption component that includes a through-hole for inserting electric wire and absorbs electromagnetic wave emitted from the electric wire, and a movement-restricting member for restricting the electromagnetic wave absorption component from moving in a direction of inserting the electric wire in the through-hole.

A cable holder includes a pair of holding members that are relatively moved in a predetermined sliding direction to sandwich and hold a cable therebetween. The pair of holding members each include a plurality of guide planes each parallel to the sliding direction and a plurality of sliding contact surfaces parallel to the sliding direction. One of the pair of holding members is guided in the sliding direction by sliding the sliding contact surfaces thereof on the guide planes of the other holding member. The other holding member is guided in the sliding direction by sliding the sliding contact surfaces thereof on the guide planes of the one of the holding members. The pair of holding members are fixed to each other by a frictional force between the sliding contact surfaces and the guide planes in a state of holding the cable.

Cable holder

A wire holding device includes a seal holding member provided with an insertion hole into which an electric wire is inserted and which is provided with an opening, the seal holding member being configured to be housed in an attachment hole formed on an attachment target, an outer periphery sealing member for sealing a gap between an inner surface of the attachment target inside the attachment hole and the seal holding member, an inner periphery sealing member for sealing a gap between the electric wire and the seal holding member, and a wire holder aligned with the seal holding member along the electric wire. The seal holding member and the wire holder are relatively movable in a circumferential direction of the electric wire. The opening has such a diameter as to allow an end face of the inner periphery sealing member to be seen through the opening.

Wire holding device and wire harness

A connector includes one contact terminal including a contact portion to be in contact with an other contact terminal and a connecting portion to be connected to an electric wire, and a housing including a housing hole formed therein to house the contact portion of the one contact terminal. The one contact terminal contacts with the other contact terminal by inserting the other contact terminal into the housing hole, and the contact portion of the one contact terminal is housed in the housing hole so as to be movable in a direction of intersecting with the insertion direction of the other contact terminal into the housing hole.

Connector and wire harness

A connection structure includes a shield shell enclosing a part of a plurality of wires, a braided shield collectively covering the plurality of wires, a belt-shaped clamping member sandwiching the braided shield between it and an outer surface of the shield shell so as to press the braided shield against the shield shell by a clamping force thereof, and an annular member disposed between the braided shield and the clamping member and having an elasticity to be deformed by the clamping force of the clamping member. The clamping member presses the braided shield against the shield shell through the annular member.

Connection structure between shield shell and braided shield and wire harness

A wire holding device includes a pair of holding members to enclose an electric wire therebetween when the pair of holding members are coupled. The pair of holding members each include an arcuate holding groove to hold the electric wire on an inside surface thereof. An inner surface of the holding groove to contact with an outer peripheral surface of the electric wire is surface-roughened. A surface roughness Ra of the inner surface of the holding groove is greater than that of the outer peripheral surface of the electric wire.

An electrical wire holding device includes a seal retention member having an insertion hole configured to allow an electrical wire to be inserted therethrough, and housed in a mounting hole formed in a mounted member, an outer periphery seal member retained on an outer peripheral surface of the seal retention member, and sealing a gap between an inner surface of the mounting hole and seal retention member, and an electrical wire holding member juxtaposed with the seal retention member along the electrical wire, and having a fixing part configured to retain the electrical wire and fixing the electrical wire to the mounted member. The seal retention member is configured to be relatively movable to the electrical wire holding member.

Growing community of inventors

Hitachinaka, Japan

Masaaki Imahori