Abstract: The control of the switches S21 to S28 of the DC/DC converter 120 includes a first mode in which all of the switches S21 to S28 of the DC/DC converter 120 are OFF and a plurality of second modes in which at least one of the switches S21 to S28 of the DC/DC converter 120 is ON, and when switching from the first mode to one of the plurality of second modes, a dead time Td is not provided between the first mode and the one of the plurality of second modes.

Abstract: A method of manufacturing a wire harness having an electric wire and a protection tube covering, one end side of the electric wire being provided with a large-dimension portion greater than an inner dimension of the protection tube, including shaping the electric wire protection tube made of shape-memory polymer into a tube shape; expanding the protection tube by heating to a temperature equal to or higher than a glass-transition point such that the inner dimension of the protection tube becomes larger than the large-dimension portion; cooling the protection tube to a temperature below the glass-transition point and solidifying the protection tube; passing the large-dimension portion and the electric wire inside the protection tube; and reheating the electric wire protection tube to a temperature equal to or higher than the glass-transition point such that the electric wire protection tube is restored to the inner dimension obtained after the step of shaping.

Abstract: A bus bar includes members made from a conductive material and consecutively arranged to form a plate shape defining a wiring pathway. The members adjacent to each other have connection surfaces at which the members adjacent to each other are connected to each other by laser joining. The members adjacent to each other include at least one tolerance buffer between the members adjacent to each other. In the at least one tolerance buffer, the connection surfaces of the members adjacent to each other have different widths.

Abstract: A steering apparatus includes: a steering shaft coupled to a center of a steering wheel and movable in a front-rear direction of a vehicle; a steering shaft cover covering the steering shaft and allowing the steering shaft to be movable therein; and a protector attached to the steering shaft cover and allowing a part of a wire harness to be inserted and accommodated therein, the wire harness being a plurality of electric wires bundled and routed along the steering shaft. The wire harness positioned in the protector is routed in a state where the plurality of electric wires are unbundled and scattered.

Abstract: A transmission device includes an RF signal generation unit, a pulse signal generation unit, a coupling unit, a linear driver, and a light-emitting element. The RF signal generation unit generates an RF signal to be modulated by a carrier wave. The pulse signal generation unit generates a pulse signal. The coupling unit couples the RF signal and the pulse signal to each other and generate a superimposed signal. The linear driver amplifies the superimposed signal and generate an amplified signal. The light-emitting element converts the amplified signal to an optical signal and generate a superimposed optical signal. The pulse signal generation unit generates the pulse signal in such a way to satisfy fr=n×fs, where fr is a carrier wave frequency of the RF signal, fs is a first frequency being a reciprocal of a modulation speed of the pulse signal, and n is a natural number.

Abstract: 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 ?m or more.

Abstract: An illumination control device includes a first acquisition unit that acquires color information and brightness information, a first storage unit that stores duty ratios of a red light emitting element, a green light emitting element, and a blue light emitting element for each piece of color information, a second storage unit that stores a reference duty ratio for each piece of brightness information, a second acquisition unit that acquires the duty ratios of the red, green and the blue light emitting elements corresponding to the color information, a third acquisition unit that acquires the reference duty ratio corresponding to the brightness information, a calculation unit that calculates the output duty ratios by multiplying the duty ratios by the reference duty ratio, and an output unit that outputs the pulse signals with the output duty ratios to the red, green and the blue light emitting elements.

Abstract: A grommet includes: an engagement body; a first cylindrical body; a second cylindrical body; a first partition wall; a second partition wall; a holding part fixed together with a wiring material; and a pair of projection parts projected from an inner wall of the first partition wall. The first cylindrical body and the first partition wall are deformed in a pulling direction of the wiring material in a loaded state. An end part of the projection part is disposed, to be opposed to an inner peripheral surface on an inner side in the radial direction with respect to a groove bottom of an engagement groove of the engagement body, and acts pressing force on an inner peripheral surface of the engagement body from an end part due to displacement caused by deformation from an inner peripheral part side of the first partition wall in the loaded state.

Abstract: A braided part connection structure includes a conductive braid and a conductive member electrically connected and fixed to the braid and made of a conductive plate material. The conductive member includes a braid joining portion. The braid joining portion includes, at a part of the conductive member in a longitudinal direction of the conductive member, a plurality of openings formed at intervals with each other along a direction intersecting the longitudinal direction and a welded portion defined by two adjacent openings of the plurality of openings. The braid joining portion is provided on the braid in an overlapping manner and the welded portion is laser-welded onto the braid.

Abstract: A foil peeling apparatus includes an electric wire gripping unit configured to grip a multi-core electric wire including wire members linearly arranged in parallel, a foil covering the wire members, and a sheath covering the foil, the sheath being peeled off at a tip end portion of the electric wire such that the foil is exposed. The foil peeling apparatus further includes: a wire member space forming unit configured to be pressed against an exposed portion of the foil between the wire members so as to form a space between the wire members; a foil cutting unit configured to be abutted against the exposed portion of the foil corresponding to the space formed between the wire members so as to form a cut in the foil; and a foil removal unit configured to open the foil from the cut, and cut the foil which has been opened.

Abstract: An installation structure of a temperature sensor includes a measured object support provided with an installation section, a guide section, and a measured object support section configured to support a measured object; and a temperature sensor provided with a guided section engaged with the guide section of the measured object support, and installed in the installation section of the measured object support by moving in a predetermined direction relative to the measured object support in a manner along one predetermined outer surface of the measured object while engaging the guided section with the guide section.

Abstract: There is provided a connector including: a sacrificial pressing surface that is provided in a second housing and is a flat surface formed at an end portion on a side opposite in an insertion direction of the second housing. When an external force acts on the second housing in a temporarily assembled state in which the second housing is more shallowly fitted to a first housing than in a fully assembled state and a locking portion is not locked to a locked portion, the sacrificial pressing surface is configured to cause a pressing force to act in a direction in which a contact area of the locked portion with respect to the locking portion is larger than that in a case in which the second housing is pressed in the insertion direction.

Abstract: A voltage detection unit includes a voltage detection terminal including a first portion configured to be conductively connected to a detection target and a second portion, a housing having a plate shape and including a terminal accommodating concave configured to accommodate the voltage detection terminal, a cover configured to be engaged with the housing at a temporary locking position at which the cover does not cover the first portion of the voltage detection terminal accommodated in the terminal accommodating concave and at a final locking position at which the cover covers the first portion and an electric wire conductively connected to the voltage detection terminal at the second portion and configured to, when the voltage detection terminal is accommodated in the terminal accommodating concave, be drawn out from the housing.

Abstract: A connector unit includes a first connector, a second connector and a seal member to be interposed therebetween. The first connector includes a fitting portion having a distal end portion. The second connector includes a fitted portion. A thickness of the fitting portion is reduced at the distal end portion with an inner peripheral surface of the distal end portion being recessed. The fitted portion includes an attachment portion to which the seal member is to be attached and a housing portion. When the first connector and the second connector are fitted to each other, the distal end portion is accommodated in the housing portion, and the seal member performs sealing between the fitting portion and the fitted portion by being sandwiched between the attachment portion and a portion of the fitting portion, the portion being provided further in a second direction than the distal end portion.

Abstract: A terminal assembly structure according to one or more embodiments includes: a terminal having a crimp portion configured to crimp and connect to a core wire of an electric wire and a fastening portion configured to be fastened by a fastening member; and a holder having a base configured to mount the terminal when fastening the terminal to the holder. The holder has a plurality of ribs extending in a fastening direction of the fastening member and arranged around the fastening portion of the terminal when the fastening portion is set and positioned onto the base.

Abstract: A head-up display device includes an image display device that outputs display light of an image; a mirror having a reflecting surface that reflects the display light toward a reflecting portion, and an input shaft; a motor that has an output shaft located on an extended line of the input shaft, and rotates the output shaft; a transmission member that has a cylindrical fitting portion to which the input shaft is press-fitted and a coupling portion coupled with the output shaft and transmitting output torque of the motor from the output shaft to the input shaft; a holding member that holds the motor; and a first spring that is interposed between the holding member and the transmission member, and imparts, to the transmission member, a biasing force oriented to bring the mirror close to the output shaft.

Abstract: A wire harness attachment structure for a vehicle seat capable of being flipped up from a usage position where the vehicle seat is disposed on a floor to a storage position where the vehicle seat is disposed along a standing wall portion of a vehicle body, includes: a rotation shaft that couples the vehicle seat to the standing wall portion; a guide member including a pair of wall portions arranged to face each other in an axial direction of the rotation shaft, and being partly opened in a radial direction between the wall portions; and a wire harness that electrically couples the vehicle seat and the vehicle body. A portion of the wire harness is disposed between the wall portions and does not come into contact with a member other than the wall portions when the vehicle seat is flipped up from the usage position to the storage position.

Abstract: A connector includes a housing to be assembled to a wall portion of a box-shaped body, a bus bar having a fastened portion disposed inside the wall portion and is to be connected to a terminal fitting by fastening using a bolt, and a nut held by the housing with a gap between the nut and the fastened portion into which the terminal fitting is capable of being inserted and engaged with the bolt to fasten the fastened portion and the terminal fitting inserted into the gap together.

Abstract: An interior lighting for vehicle includes a housing installed in an interior of a vehicle and including a radar-wave-transmittable portion configured to transmit radar waves and including a light transmittable part in the radar-wave-transmittable portion, a light emission unit installed in the housing and configured to emit visible light and configured to illuminate the interior of the vehicle by the emitted visible light coming out from the housing through the light transmittable part, and a radar unit installed in the housing and configured to emit radar wave and configured to detect a presence of a person in the interior of the vehicle by the radar wave transmitted from the radar-wave-transmittable portion.