| 摘要 |
<p>Provided is a battery pack in which a secondary battery is easily and reliably housed in a housing case. A battery pack is provided with a box-shaped secondary battery housing case (800) configured from a lower case (100) and an upper case (200), and a secondary battery (300) that is housed. A roof insertion piece (226) of the upper case (200) is inserted in contact with the lower side of a roof plate part (116) of the lower case (100), an upper side insertion piece (240) of the upper case (200) is inserted in contact with the front side of a back sidewall (114) of the lower case (100), and a lower side insertion piece (150) of the lower case (100) is inserted in contact with the front side of a back sidewall (224) of the upper case (200). Consequently, the secondary battery (300) is housed in the secondary battery housing case (800).</p> |
