The present disclosure provides a structural member for a vehicle. The structural member comprises a plurality of finned spar members interlocked with one another, wherein each of the finned spar members include a main body, a plurality of web members extending from a flange, a circuit board formed on the main body, and a bus bar formed on the main body, wherein a compartment is formed between adjacent web members, each compartment being sized to receive a battery.

Disclosed is a disassembling tool for a secondary battery. The disassembling tool includes a first rotation member configured to be rotatable and to allow a nut to be coupled thereto; a connection shaft coupled to the first rotation member; a second rotation member coupled to the connection shaft to transmit a rotational force to the connection shaft; and a housing, in which the connection shaft is disposed. The housing is inclined with respect to a virtual horizontal line parallel to a ground surface.

A battery module includes: a plurality of battery cells which have positive electrode tabs and negative electrode tab formed at both ends thereof, respectively, wherein the plurality of battery cells are stacked; a first bus bar assembly having first bus bars to which the positive electrode tabs and the negative electrode tabs located at one end of the battery cells are connected; a second bus bar assembly having second bus bars to which the positive electrode tabs and the negative electrode tabs located at the other end of the battery cells are connected; and a sensing unit which is connected to any one bus bar of the first and second bus bars to detect states of the battery cells.

A battery pack includes a pack case having a predetermined accommodation space, a plurality of battery modules accommodated in the pack case and having a plurality of battery cells stacked on each other, at least one partition isolation member disposed to compart the plurality of battery modules in a direction parallel to a stacking direction of the plurality of battery cells, a plurality of bus bar members configured to electrically connect the plurality of battery modules, a plurality of relay units connected to the plurality of bus bar members, and an outer resistor unit connected to the plurality of relay units and provided at one inner side of the pack case.

An energy storage apparatus includes an energy storage unit including an energy storage device, the energy storage apparatus including a substrate unit including a substrate electrically connected to the energy storage unit and a substrate accommodating unit accommodating the substrate, the substrate unit being attached to the energy storage unit. The substrate accommodating unit includes a gripping unit to grip the energy storage apparatus.

An energy storage apparatus includes an energy storage unit including an energy storage device, the energy storage apparatus including a substrate unit including a substrate electrically connected to the energy storage unit and a substrate accommodating unit accommodating the substrate, the substrate unit being attached to the energy storage unit. The substrate accommodating unit includes a gripping unit to grip the energy storage apparatus.

An implantable medical device comprises a housing, a circuit board structure arranged within in the housing and comprising at least one flexible section, an electronic module comprising at least one electronic component arranged on the circuit board structure, and an energy storage device for providing electrical energy for operation of the implantable medical device. The energy storage device is a solid-state battery mounted on the circuit board structure. An energy generation device connected to the energy storage device is a secondary cell, wherein the energy generation device is configured to convert patient energy to electrical energy for charging the energy storage device.

An implantable medical device comprises a housing, a circuit board structure arranged within in the housing and comprising at least one flexible section, an electronic module comprising at least one electronic component arranged on the circuit board structure, and an energy storage device for providing electrical energy for operation of the implantable medical device. The energy storage device is a solid-state battery mounted on the circuit board structure. An energy generation device connected to the energy storage device is a secondary cell, wherein the energy generation device is configured to convert patient energy to electrical energy for charging the energy storage device.

A battery assembly includes: a circuit board; at least one clamping component disposed on the circuit board; and at least one conductive component inserted into the at least one clamping component so as to be electrically connected to the circuit board through the at least one clamping component. In an embodiment, the battery assembly further includes a bracket having a first accommodating groove, the circuit board being accommodated in the first accommodating groove. The at least one clamping component is located on a side of the circuit board away from a bottom of the first accommodating groove.

A battery assembly includes: a circuit board; at least one clamping component disposed on the circuit board; and at least one conductive component inserted into the at least one clamping component so as to be electrically connected to the circuit board through the at least one clamping component. In an embodiment, the battery assembly further includes a bracket having a first accommodating groove, the circuit board being accommodated in the first accommodating groove. The at least one clamping component is located on a side of the circuit board away from a bottom of the first accommodating groove.