The battery pack includes cylindrical battery and battery holder configured to dispose cylindrical battery in the predetermined position. Battery holder includes holding tube configured to internally accommodate cylindrical battery and cover outer circumfe...

The waterproof structure of a connector includes fixed member provided with connector insertion port and a plurality of screw insertion ports, connector including a connector body and flange part, screw receiving member disposed facing a second surface of ...

The present invention suppresses a temperature rise of a battery cell due to a bus bar plate connected to first and second lead plates. In battery system in which a plurality of battery cells A included in battery block are connected in series as well as i...

A secondary battery cell can be fixed to a battery holder with high reliability. Battery pack includes a plurality of secondary battery cells and battery holder including a plurality of storage tubes that respectively hold the plurality of secondary batter...

Spring back is suppressed with a simple configuration. An electric device includes lead plate including bent segment bent along bend line, circuit board electrically connected to bent segment of lead plate, and holder that holds lead plate. Holder includes...

A battery pack is provided which is capable of exhausting high-pressure gas from a desired position of a case. Battery pack includes: one or more secondary battery cells each of which includes an outer covering can with a safety valve; outer covering case ...

A fuse element of a SCP is reliably fusion-cut with a simple circuit configuration to interrupt an electric current. In a power supply equipped with a battery unit, a control circuit () is configured to control turning on and off of a switch () configured ...