A method for contacting components in electric systems in a bonded manner, including providing a plurality of components having contact elements for making electric contact, contacting the components via the contact elements in order to generate a current path, and generating a flow of current in the current path in order to bond the contact elements via the thermal energy produced in the current path.

A method for contacting components in electric systems in a bonded manner, including providing a plurality of components having contact elements for making electric contact, contacting the components via the contact elements in order to generate a current path, and generating a flow of current in the current path in order to bond the contact elements via the thermal energy produced in the current path.

An apparatus for providing an electrical connection to at least one electrical component comprising a first busbar, a second busbar, wherein during the electrical operation the first busbar and the second busbar have a different potential with respect to one another and are arranged parallel to one another, a first insulation element and a second insulation element. The first insulation element and the second insulation element overlap in part in an axial direction but are arranged spaced from one another in the radial direction at least in part between the first busbar and the second busbar. In addition, at least the first busbar has a contacting means for providing an electrical contact to an electrical component, wherein the second insulation element is arranged in the region of the contacting means.

A battery module including a plurality of battery cells, a first chassis, and a connection member. The battery cells are aligned in a first direction. The first chassis includes a plurality of first compartments in which the battery cells are housed one by one, and at least one second compartment that is partitioned in the first direction. The connection member includes a body that is housed in the second compartment, a pair of connection terminals that is mounted on a first face of the body and is electrically connectable to the electrodes of the battery cells via a conductive member. The first face faces in a second direction intersecting with the first direction, and a conductor that extends across the pair of connection terminals.

An assembly set for assembling a carrier framework for a stack of battery cell blocks is provided. The assembly set includes a first frame beam, a second frame beam, and a Z-shaped busbar. The Z-shaped busbar includes: a positive plate configured for connecting to positive terminals of battery cells of a first battery cell block; a negative plate configured for connecting to negative terminals of battery cells of a second battery cell block; and a connection plate connecting the positive plate and the negative plate. The Z-shaped busbar is fastened to the first frame beam and the second frame beam.

A fusing system for a brick of lithium ion battery in a battery module is provided where the fusing system has a combination of low-voltage fuses and a high-voltage fuse. The low-voltage fuse can have one or more fusing elements in a springy spiral configuration or a straight configuration with the fuse element encapsulated.

A power storage device includes a plurality of power storage modules laminated in a first direction via a conductive plate. A plurality of power storage modules include a plurality of laminates including each of the plurality of laminated electrodes, and a sealed body provided on each side surface of a plurality of laminates. The plurality of laminates are restrained in the first direction by a restraining member in a state of being laminated via the conductive plate. The sealed body includes a main body portion covering each side surface of the plurality of laminates, protruding portions protruding in the width direction intersecting the first direction with end portions of the main body portion as base ends, and at least one deformation suppressing portion protruding from the protruding portion in the first direction and forming a protruding shape.

A power storage component module includes power storage components and a bus bar connecting the power storage components to one another. At least one positioning boss is provided on an electrode included in the power storage components. The at least one positioning boss protrudes upward. The at least one positioning boss includes a base end and a distal end having a diameter less than a diameter of the base end. At least one through hole opens in the bus bar. The bus bar is placed on the at least one positioning boss and a hole edge of the at least one through hole is disposed around the at least one positioning boss between the base end of the at least one positioning boss and the distal end of the at least one positioning boss in a vertical direction.

In an embodiment, a plurality of energy storage devices arranged in a first direction, an adjacent member sandwiched between the energy storage devices, a holding member that holds the energy storage devices and the adjacent member, an insulating member sandwiched between the energy storage devices and the holding member, a bus bar, and a bus bar holding member that holds the bus bar and is arranged along the plurality of energy storage devices are provided, in which the bus bar holding member has an elastic deformation portion, and the elastic deformation portion abuts on one of the adjacent member and the insulating member, and presses the bus bar holding member against the other of the adjacent member and the insulating member.

In an embodiment, a plurality of energy storage devices arranged in a first direction, an adjacent member sandwiched between the energy storage devices, a holding member that holds the energy storage devices and the adjacent member, an insulating member sandwiched between the energy storage devices and the holding member, a bus bar, and a bus bar holding member that holds the bus bar and is arranged along the plurality of energy storage devices are provided, in which the bus bar holding member has an elastic deformation portion, and the elastic deformation portion abuts on one of the adjacent member and the insulating member, and presses the bus bar holding member against the other of the adjacent member and the insulating member.