Abstract: A wiring module is attached to a plurality of power storage elements and includes an FPC, a reinforcing plate attached to the FPC, and a protector for holding the FPC and the reinforcing plate. The FPC is electrically connected to electrode terminals of the plurality of power storage elements. The reinforcing plate has an attachment surface to which the FPC is attached. The protector is provided with a mounting recess where the reinforcing plate is mounted. The mounting recess includes a plurality of side surface portions for suppressing displacement of the reinforcing plate in a direction that is perpendicular to a plate thickness direction of the reinforcing plate and an engaging portion for engaging an end portion of the attachment surface and suppressing displacement of the reinforcing plate in the plate thickness direction.

Abstract: A wiring module that is attached to a plurality of power storage elements, including: a circuit board; an electric wire; and a protector configured to hold the circuit board and the electric wire, wherein a conductive path is routed on the circuit board, and the conductive path includes a connection land that is electrically connected to an electrode terminal of a power storage element among the plurality of power storage elements, an electric wire land that is connected to one end of the electric wire, and a fuse portion provided between the connection land and the electric wire land.

Abstract: A wiring module including a flexible printed wiring board to be electrically connected to a plurality of power storage elements, wherein the flexible printed wiring board includes: a base film that has insulating properties and has a first surface and a second surface; an adhesive layer that has adhesive properties and is stacked onto the first surface of the base film; a conductive path that is stacked onto the first surface of the base film using the adhesive layer; and a coverlay that is stacked onto the first surface of the base film using the adhesive layer, and covers the first surface of the base film and the conductive path, the conductive path has a fuse portion forming a part of a circuit and having a smaller cross-sectional area than another part of the conductive path, and a resin portion that includes a synthetic resin with insulating properties.

Abstract: A substrate, a diaphragm, and a piezoelectric actuator are laminated in this order in a first direction, the diaphragm includes a first layer containing silicon as a constituent element, a second layer disposed between the first layer and the piezoelectric actuator, and containing any one or both of at least one metal element selected from the group made of chromium, titanium, aluminum, tantalum, hafnium, and iridium, and silicon nitride, as a constituent element, and a third layer disposed between the second layer and the piezoelectric actuator and containing zirconium as a constituent element, and a fourth layer containing any one or both of at least one metal element selected from the group made of chromium, titanium, aluminum, tantalum, hafnium, and iridium, and silicon nitride, as a constituent element is provided on the third layer on a piezoelectric actuator side.

Abstract: An external connection bus bar to be connected to a storage element group having a plurality of storage elements and having an output electrode terminal for outputting electric power to an external circuit includes a main body portion to be connected to the output electrode terminal, an external connection terminal to be connected to an external circuit, and a circuit board connection portion to be soldered to a bus bar land provided on the circuit board. The external connection terminal is provided between the main body portion and the circuit board connection portion.

Abstract: A wiring module is a wiring module that is attached to a plurality of power storage elements, and includes: a busbar that is connected to electrode terminals of the plurality of power storage elements, an electric wire, and a circuit substrate that connects the busbar and one end of the electric wire, a conductive path is routed on the circuit substrate, and the conductive path includes: a busbar land connected to the busbar, an electric wire land connected to the electric wire, and a fuse portion provided between the busbar land and the electric wire land.

Abstract: A wiring module is to be attached to multiple power storage elements. The wiring module includes a busbar connected to electrode terminals of the multiple power storage elements, a circuit board connected to the busbar with solder, and a protector configured to hold the busbar and the circuit board. The protector includes a busbar arrangement surface on which the busbar is disposed and a board arrangement surface on which the circuit board is disposed. The board arrangement surface and the busbar arrangement surface are perpendicular to each other.

Abstract: An improved lens unit can be used in an in-vehicle camera or the like, in a condition where a forefront lens is exposed to the outside for a long time. Here, the resin lens within the lens unit has an improved durability at a high temperature. The lens unit has a plurality of lenses arranged side by side with the optical axes thereof aligned with each other. The lenses include glass lens and resin lens. The lens closest to the object is a glass lens which is closest to the object side and is coated with an ultra-hard film. Resin lenses each have a high temperature resistant reflection preventing film. The lens is a combined lens in which a lens and a lens are bonded together, and is then covered with a high temperature resistant reflection preventing film after bonding.

Abstract: An electric cable includes a terminal, and a manufacture method thereof is to suppress shedding of wire strands from a core wire. The electric cable with terminal includes an end of an electric cable connected to the terminal. The electric cable includes a core wire that is a bundle of a plurality of wire strands. The terminal includes a connection portion in which the core wire is exposed at the end of the electric cable. The core wire is placed on the connection portion including a welded portion that is to be ultrasonic welded to the connection portion. The welded portion includes a high compression portion in which the core wire is compressed, and a low compression portion in which a position that is closer than the high compression portion to the end of the core wire is compressed at a compression lower than that of the high compression portion.

Abstract: An improved lens unit can be used in an in-vehicle camera or the like, in a condition where a forefront lens is exposed to the outside for a long time. Here, the resin lens within the lens unit has an improved durability at a high temperature. The lens unit has a plurality of lenses arranged side by side with the optical axes thereof aligned with each other. The lenses include glass lens and resin lens. The lens closest to the object is a glass lens which is closest to the object side and is coated with an ultra-hard film. Resin lenses each have a high temperature resistant reflection preventing film. The lens is a combined lens in which a lens and a lens are bonded together, and is then covered with a high temperature resistant reflection preventing film after bonding.

Abstract: A battery wiring module is attached to a battery cell stack including a plurality of battery cells stacked and including electrode leads, to electrically connect the plurality of battery cells with each other. The battery wiring module includes: busbars having a plate shape; a flexible printed circuit board including board-side connection portions; and a protector holding the busbars and the flexible printed circuit board. The busbars include main bodies connected to the electrode leads, and busbar-side connection portions connected to the board-side connection portions. In the protector, the main bodies of the busbars, and the flexible printed circuit board are arranged perpendicularly to each other.

Abstract: A metal member-welded structure includes: a Cu member; an Al member; and a welded portion formed by melting and solidifying each of materials of the Cu member and the Al member. The Cu member includes a Cu-based material containing Cu as a main component. The Al member includes an Al-based material containing Al as a main component and a plating layer that covers a side of the Al-based material, the side being close to a surface of the Cu member. The welded portion includes a sea-island structure in a vicinity of the surface of the Cu member. The sea-island structure includes: a plurality of island portions containing pure Al, and a sea portion interposed among the island portions. The sea portion has a eutectic structure having: a phase of an intermetallic compound of Cu and Al; and a phase of pure Al.

Abstract: A wiring module is attached to an electricity storage element group including a plurality of electricity storage elements aligned. The wiring module includes: a plurality of busbars connected to electrodes of the plurality of electricity storage elements; and an insulating protector that is insulating, holds the plurality of busbars, and is attached to a case containing the electricity storage element group. The insulating protector has a positioning portion engaging with the case.

Abstract: A wiring module is to be attached to a battery cell stacked body in which a plurality of battery cells having an electrode terminal and being elongated in a front-rear direction are arranged in a horizontal direction, and is electrically connected to the battery cells, the wiring module including: a bus bar that is connected to the electrode lead; an FPC that is connected to the bus bar and extends in the front-rear direction; and a protector that holds the bus bar and the FPC, wherein the FPC includes: a plurality of extension parts that extend in the front-rear direction; an intersection part that extends in the horizontal direction; and a bending part, the extension parts are respectively coupled to two end portions of the intersection part in the horizontal direction, one of the extension parts includes the bending part in the vicinity of the intersection part.

Abstract: A wiring module is attached to a plurality of power storage elements, and includes: a flexible printed circuit board; and a protector holding the flexible printed circuit board, wherein the flexible printed circuit board includes a base film, a plurality of conduction paths that are disposed on a surface of the base film, and a connector that has an opposing surface opposing the surface of the base film and that is connected to the plurality of conduction paths, the plurality of conduction paths and electrode terminals of the plurality of power storage elements are electrically connected, the connector includes connection portions that are connected to the plurality of conduction paths, and at least some of the plurality of conduction paths are routed from the connection portions through a space between the surface of the base film and the opposing surface of the connector.

Abstract: A battery wiring module is to be attached to multiple battery cells being long in a front-rear direction and including electrode leads at front ends and rear ends of the multiple battery cells to electrically connect the multiple battery cells. The battery wiring module includes a first busbar module to be attached to a front section of the multiple battery cells and a second busbar module that is a separate component from the first busbar module and to be attached to a rear section of the multiple battery cells. The first busbar module includes first busbars that are to be connected to the electrode leads protruding frontward from the multiple battery cells, a first flexible printed circuit board that is to be connected to the first busbars, and a first protector that holds the first busbars and the first flexible printed circuit board.

Abstract: A connection module attachable to a power storage element group formed by lining up a plurality of power storage elements is provided with a bus bar (connection member) that extends in a vertical direction and is connected to electrode terminals, an insulating protector having a holding portion that holds the bus bar, and a cover that covers the bus bar. The cover is provided with an intake port and an exhaust port positioned above the intake port, and a ventilation passage through which air can flow in the vertical direction is formed between the cover and the holding portion, the ventilation passage being in communication with the intake port and the exhaust port, and the bus bar is arranged inside the ventilation passage.

Abstract: A connection module according to the present disclosure is a connection module 20 attached to a power storage element group 90 in which a plurality of power storage elements 91, each having an electrode terminal 93, are arranged, and includes a connection member, an insulation protector 50, a wire, and a terminal. The connection member is connected to the electrode terminals 93. The insulation protector 50 is assembled with the power storage element group 90 in a state where the connection member and the wire are accommodated therein. The terminal is capable of being connected to the connection member in a state in which the terminal is connected to an end of the wire. The insulation protector 50 includes a terminal holding part 80. The terminal holding part 80 removably holds the terminal in a state before the terminal is connected to the connection member.

Abstract: An electric cable includes a terminal, and a manufacture method thereof is to suppress shedding of wire strands from a core wire. The electric cable with terminal includes an end of an electric cable connected to the terminal. The electric cable includes a core wire that is a bundle of a plurality of wire strands. The terminal includes a connection portion in which the core wire is exposed at the end of the electric cable. The core wire is placed on the connection portion including a welded portion that is to be ultrasonic welded to the connection portion. The welded portion includes a high compression portion in which the core wire is compressed, and a low compression portion in which a position that is closer than the high compression portion to the end of the core wire is compressed at a compression lower than that of the high compression portion.

Abstract: A metal member-welded structure includes: a Cu member; an Al member; and a welded portion formed by melting and solidifying each of materials of the Cu member and the Al member. The Cu member includes a Cu-based material containing Cu as a main component. The Al member includes an Al-based material containing Al as a main component and a plating layer that covers a side of the Al-based material, the side being close to a surface of the Cu member. The welded portion includes a sea-island structure in a vicinity of the surface of the Cu member. The sea-island structure includes: a plurality of island portions containing pure Al, and a sea portion interposed among the island portions. The sea portion has a eutectic structure having: a phase of an intermetallic compound of Cu and Al; and a phase of pure Al.