| 摘要 |
<p>A battery unit comprising a battery (2), and a battery encapsulation (3), comprising first and second encapsulation parts (4, 5) joined by a weld along a weld zone (14), the battery (2) being located in the encapsulation (3). The battery (2) comprises a recess (11) extending along the weld zone (14), such that a heat insulating space (12) is formed between the battery (2) and the encapsulation (3) along the weld zone (14).</p> |
