A battery module includes a housing and battery cells disposed in the housing, each of the battery cells including two terminals. The battery module also includes bus bar cell interconnects including a first material, where each bus bar cell interconnect is configured to electrically couple two adjacent battery cells via an electrical coupling with a first terminal of one of the adjacent battery cells and a second terminal of the other adjacent battery cell, where at least one of the first and second terminals includes the first material. The battery module includes welds, each weld being disposed at a corresponding welding point to directly couple one of the bus bar cell interconnects with the corresponding at least one terminal including the first material. Each welding point is accessible for welding from a position above the battery cells when the interconnects are disposed over the battery cells.

The present subject matter relates to a battery module for use in a vehicle. The battery module may include a housing, a plurality of battery cells disposed within the housing, and solid state pre-charge control circuitry that pre-charges a direct current (DC) bus that may be coupled between the battery module and an electronic component of the vehicle. Furthermore, the solid state pre-charge control circuitry may include solid state electronic components as well as passive electronic components.

A battery module includes a housing, a plurality of battery cells disposed in the housing, and a printed circuit board (PCB) assembly disposed in the housing. The PCB assembly includes a PCB and a shunt disposed across a first surface of the PCB. A second surface of the shunt directly contacts the first surface of the PCB, and the shunt is electrically coupled between the battery cells and a terminal of the battery module.

A panel according to an embodiment includes a translucent layer arrangement and a battery cell embedded at least partially into the translucent layer arrangement.

A battery module includes a lower housing and a plurality of battery cells. The plurality of battery cells are electrically coupled together to produce a voltage. A lid assembly is disposed over the battery cells and is coupled to the lower housing. The lid assembly includes a lid and a plurality of bus bar interconnects mounted on the lid. A printed circuit board (PCB) assembly is disposed on and coupled to the lid assembly, and the PCB assembly includes a PCB. A cover is disposed over and coupled to the lower housing to hermetically seal the battery module.

A battery module includes a housing, a plurality of battery cells disposed in the housing, and a printed circuit board (PCB) assembly disposed in the housing. The PCB assembly includes a PCB and a shunt disposed across a first surface of the PCB. A second surface of the shunt directly contacts the first surface of the PCB, and the shunt is electrically coupled between the battery cells and a terminal of the battery module.

Various embodiments are described herein for an electrode assembly for a battery and a method of making the electrode assembly. The electrode assembly comprises an active material layer having a recess formed therein at an outer surface of the active material layer, the recess extending from a side facet of the active material layer toward an interior portion of the active material layer; a current collector layer supported on and in electrical contact with the outer surface of the active material layer; and a tab element supported partially within the recess and in electrical contact with at least one of the active material layer and the current collector layer, the tab element being adapted to provide an electrical connection for the electrode assembly.

The present disclosure provides an embodiment of an integrated structure that includes a first electrode of a first conductive material embedded in a first semiconductor substrate; a second electrode of a second conductive material embedded in a second semiconductor substrate; and a electrolyte disposed between the first and second electrodes. The first and second semiconductor substrates are bonded together through bonding pads such that the first and second electrodes are enclosed between the first and second semiconductor substrates. The second conductive material is different from the first conductive material.

To provide an electrode roll capable of preventing lowering of production efficiency due to active material particles that have fallen. An electrode roll (600) in which a sheet-like electrode base material (500) which is subjected to cutting to be an electrode used for an electrochemical element is rolled, including a resin cylindrical member (200) having a peripheral surface (220) with a predetermined width, a flexible film (400) to be attached/detached with respect to the peripheral surface, and the sheet-like electrode base material (500) wound on the flexible film (400).

An electrode block includes: an electrode group having a stacked structure with a positive electrode, a negative electrode, and a separator interposed between the positive electrode and the negative electrode; lid members disposed on two ends of the electrode group in the stacked direction; and a first holding member attached to outer surfaces of the electrode group and lid members. The first holding member is electrically connected to a first electrode which is one of the positive electrode and the negative electrode, and is not electrically connected to a second electrode which is the other one of the positive electrode and the negative electrode. Further, holes in the electrode group and lid members form a through hole, and a second holding member is attached to the through hole. Thus, the electrode block is fabricated. Then the plurality of electrode blocks is housed in an outer jacket in a stacked manner, and a current collector is inserted into the through hole. Thus, a layered cell is fabricated.