A method connects an electrical device (10), which has a tubular metal sheath (13) with protruding electrical conductors and contact sections (11, 12) connecting to contact sections (21, 22) of electrical conductors (23, 24) of a connection cable (20) by an insulating element (40, 140) that has receptacles (41, 42, 43, 44, 141, 142, 143, 144). The respective contact sections (11, 21, 12, 22) overlap one another or are adjacent to one another in the contact area (45, 48, 145, 148), and establish an electrical connection (51, 52) between the respective contact sections (11, 21, 12, 22). The electrical connection (51, 52) is established through an opening (46, 47, 49, 50, 146, 147, 149, 150), which forms an additional access to the contact area (45, 48, 145, 148). An electrical device (10) is provided with receptacles with the opening, which forms an additional access to the contact area.

A battery module includes a plurality of pouch-type secondary batteries arranged to be stacked in at least one direction, each secondary battery having an electrode lead, and a bus bar made of an electrically conductive material and bonded to at least two electrode leads of corresponding secondary batteries to electrically connect the corresponding secondary batteries to each other. Each bonded electrode lead may be configured to protrude from the corresponding secondary battery in a front and rear direction, and at least one of left and right side surfaces of each bonded electrode lead may be bonded to the bus bar.

The electric brake motor unit has: a motor; a connector having a connector terminal; a first section extending in a first direction and having a first contact portion electrically connected to the connector terminal; a second section extending in the first direction and having a second contact portion electrically connected to a motor terminal; and an intermediate section extending in a second direction intersecting with the first direction between the first section and the second section. The electric brake motor unit is provided with: a bus bar in which the first section, the intermediate section, and the second section are connected in a crank shape; and a motor bracket mounted on the motor and having two positioning portions that are mutually separately positioned with a space through which the intermediate section passes and are used for positioning the intermediate section in the first direction.

Provided are a coil device that considerably reduces the man-hours and the cost for manufacturing, and a motor-driven valve and a solenoid valve including such a coil device. The terminal end of the magnet wire is fixed to a conducting terminal by swaging and/or fusing at a distal-end binding part for binding the terminal end of the magnet wire.

According to one embodiment, a printed wiring board includes a wiring board, a connector part, a connection pad provided between the wiring board and the connector part and connected with the connector part with a solder material and a guide groove provided in the wiring board to be continuous to the connection pad, to guide a portion of the solder material from the connection pad.

A connection assembly is provided and includes a first conductor, a second conductor and a friction stir welded connection connecting the first conductor and the second conductor, with the second conductor having a bundle of conductor wires. The friction stir welded connection is provided by a friction stir welding tool having a pin connecting a front side of the second conductor pressed onto the first conductor along a connecting direction between the first conductor and the second conductor.

The sensor unit (40) includes a case (41) having a bottom surface (41a); a sensor element (42) including a sensor element main body (421) and a power supply terminal (42a); and a power supply bus bar (44) including an inclined part (44d). An end on one side of the power supply terminal (42a) is electrically connected to the sensor element main body (421). The case (41) further includes a terminal passage part (412a). In a state where the power supply terminal (42a) passes through the terminal passage part (412a), an end on the other side of the power supply terminal (42a) is in contact with the inclined part (44d) and the terminal passage part (412a) is in contact with a side surface of the power supply terminal (42a), so that movement of the power supply terminal (42a) in a direction away from the bottom surface (41a) is restricted.

A bus bar module includes a plurality of bus bars that connects a plurality of unit cells of a battery assembly constituted by the unit cells, a plurality of electric wires that are welded to surfaces of the bus bars, and an electric wire router that is made of insulating resin and includes bus bar reception portions provided side by side in an array direction of the unit cells, wherein each of the bus bar reception portions includes an opening portion that is formed to be opposed to a back surface of a corresponding one of the bus bars in accordance with a connection portion with a conductor of a corresponding one of the electric wires, and an electric wire tip holding portion that holds the vicinity of a welding portion of the conductor.

A connector includes: an insulating body having a bottom surface facing a circuit board; and multiple first terminals and multiple second terminals. Each of the first and second terminals has a fixing portion fixed to the insulating body and a soldering portion bending and extending from the corresponding fixing portion and exposed out of the bottom surface of the insulating body. The first and second soldering portions are soldered to the circuit board in a surface mounting manner respectively, and are arranged in four rows in a transverse direction. The first soldering portions are distributed in two outer rows. The second soldering portions are distributed in two inner rows. A bottom surface of each first soldering portion has a lowest point. The lowest points of the first soldering portions in the two outer rows define a plane, and the second soldering portions are located above the plane.

A terminal-equipped electric wire includes a terminal and an electric wire. The terminal includes a conductor bonding part and a sheath supporting part. The electric wire includes a conductor formed of a plurality of strands and a sheath covering the conductor such that the conductor is exposed to a predetermined length. The conductor exposed from the sheath is bonded to the conductor bonding part, and the sheath is supported by the sheath supporting part and is fixed in the terminal. The sheath supporting part is in a state where there is no permanent distortion with respect to a state when the terminal is present alone.