Heat-sealing machine, heat-sealing method, embossing method, work pressing machine and workpiece
US6877216B2 · kind B2 · utility
19Cited by
4References
26Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 26, 2001 |
| Grant date | Apr 12, 2005 |
| Priority date | — |
| Expiry date | Jan 11, 2022 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/53139
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A polymer battery module (2) provided with tabs (4) is put in a package (5) and an open end part of the package (5) is heat-sealed by a heat-sealing machine (10). The heat-sealing machine (10) is provided with a pair of sealing heads (10a, 10b) respectively having sealing surfaces (12). The sealing surfaces (12) of the sealing heads (10a, 10b) are provided with recesses (11) in parts thereof corresponding to the tabs (4) of the polymer battery module (2) contained in the package (5) as located in place between the sealing heads (10a, 10b) for heat-sealing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.