Battery case for electric vehicle
US7997368B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Mar 24, 2009 |
| Grant date | Aug 16, 2011 |
| Priority date | — |
| Expiry date | Oct 14, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/70
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A battery case for containing therein battery modules includes a tray member, cover member, and seal member. The seal member is applied to a joint part between the tray member and cover member. Insert members made of metal are embedded in the resin of the tray member. Each of the insert members is provided with an embedded bolt a threaded part of which protrudes upward, and embedded nuts. The battery case is provided with first fastening sections and second fastening sections. In the first fastening section, a nut member is screwed onto the embedded bolt from above the cover member. In the second fastening section, a bolt member is screwed into the embedded nut from above the cover members.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.