An element-side connection terminal (40) extending from a power conversion circuit unit (16) includes a first connection terminal portion (40A) that extends in a direction intersecting a direction of extension of a counterpart-side connection terminal (38); and a second connection terminal portion (40B) that is bent at a point before the first connection terminal portion (40A) reaches the counterpart-side connection terminal (38) in a direction to intersect the direction of extension of the counterpart-side connection terminal (38) such that the second connection terminal portion (40B) is provided with elasticity and is in an elastic contact with the counterpart-side connection terminal (38) at an angle. A tip end side (38T) of the counterpart-side connection terminal (38) and a tip end side (40T) of the second connection terminal portion (40B) are electrically joined.

Provided is a connector-mounted board manufacturing method for manufacturing a connector-mounted board, the connector-mounted board including a circuit board, on which a terminal and an electronic component are mounted, and a connector housing attached to the terminal. The connector-mounted board manufacturing method includes: executing a mounting process of mounting the terminal and the electronic component on the circuit board; and executing an attaching process of attaching the connector housing to the terminal after the mounting process has been executed.

A terminal-equipped electric wire includes a terminal to be electrically connected to a connection target member, and an electric wire to be connected to the terminal by ultrasonic joining. The terminal includes a joint portion to be connected to the electric wire, a connection portion to be connected to the connection target member, and a plating layer on a surface of the terminal. The connection portion has an uneven shape on at least a part of a surface thereof. When the terminal-equipped electric wire is connected to the connection target member, an insulating coating of the plating layer covering at least a part of the surface of the connection portion is broken.

An electric energy transmission joint and a preparation method therefor. The electric energy transmission joint includes an electric energy transmission copper part, an electric energy transmission aluminum part (9), and an aluminum wire (3). The electric energy transmission copper part includes a fixer (1) for connection with an electric consumption device, and a connector (2) for connection with the electric energy transmission aluminum part (9). A first through hole is provided inside the electric energy transmission aluminum part (9), and a second through hole is provided inside the connector (2). An aluminum conductive core (4) exposed by stripping an insulation layer (5) from a front end of the aluminum wire (3) is inserted into a cavity formed by the connection of the first through hole and the second through hole. The electric energy transmission aluminum part (9) is connected to the aluminum wire (3) by crimping. The electric energy transmission copper part has the advantages of light weight, fast production, and reduced production cost.

An electric energy transmission joint and a preparation method therefor. The electric energy transmission joint includes an electric energy transmission copper part, an electric energy transmission aluminum part (9), and an aluminum wire (3). The electric energy transmission copper part includes a fixer (1) for connection with an electric consumption device, and a connector (2) for connection with the electric energy transmission aluminum part (9). A first through hole is provided inside the electric energy transmission aluminum part (9), and a second through hole is provided inside the connector (2). An aluminum conductive core (4) exposed by stripping an insulation layer (5) from a front end of the aluminum wire (3) is inserted into a cavity formed by the connection of the first through hole and the second through hole. The electric energy transmission aluminum part (9) is connected to the aluminum wire (3) by crimping. The electric energy transmission copper part has the advantages of light weight, fast production, and reduced production cost.

Prior to insertion into the recess of a crimping region, the axial ends of the plurality of electrical strands of the cable are fixed with a clamping tool so that the axial ends of the plurality of electrical strands protrude axially out of the clamping tool and the ends of the plurality of strands protruding axially from the clamping tool are sheared off in the transverse direction with a cutting tool so that a closed end face is produced at the axial end of the strands. The axial end of the plurality of electrical strands is inserted into the recess and the plurality of strands are welded to the contact piece by melting the closed end face arranged in the recess by radiation energy of a radiation directed onto the end face.

A method of assembling a water-in-fuel sensor assembly. The method includes an initial step of providing a housing that has a recess, at least one pin located within the housing, a circuit board, and at least one terminal configured for engaging the at least one pin. The method also includes forming a board-mounting subassembly by coupling the at least one terminal to the circuit board. The method also includes positioning the board-mounting subassembly within the housing by engaging the at least one terminal with the at least one pin such that the board-mounting subassembly is disposed within the recess of the housing.

A method for joining a cable to a connector includes: providing an electrically conductive fusible conductor joining material which has a lower melting point than that of at least one inner conductor of the cable and/or at least one contact of the connector; bringing an end of the connector to an end of the cable such that at least one inner conductor of the cable and at least one contact of the connector are opposite one another and the fusible conductor joining material is present in between; and heating the cable and/or the connector from the outside such that the heat penetrates into an interior of the at least one heated cable or the connector so the fusible conductor joining material melts and electrically connects the at least one inner conductor of the cable and the contact of the connector to one another.

An electrical connector including an insulating body, a plurality of terminals disposed in the insulating body, a first shell sheathing the insulating body to form an insertion space for connecting to another electrical connector, and a second shell superposed on the first shell is provided. The first shell has at least one first soldering leg adjacent to the insertion space, and the second shell has at least one second soldering leg away from the insertion space.

An electrical connector including an insulating body, a plurality of terminals disposed in the insulating body, a first shell sheathing the insulating body to form an insertion space for connecting to another electrical connector, and a second shell superposed on the first shell is provided. The first shell has at least one first soldering leg adjacent to the insertion space, and the second shell has at least one second soldering leg away from the insertion space.