WO2025003504 - VALVE UNIT AND METHOD FOR ELECTROLYTE FILLING OF BATTERY CELL POUCH HOUSING
National phase entry is expected:
Publication Number
WO/2025/003504
Publication Date
02.01.2025
International Application No.
PCT/EP2024/068412
International Filing Date
29.06.2024
Title **
[English]
VALVE UNIT AND METHOD FOR ELECTROLYTE FILLING OF BATTERY CELL POUCH HOUSING
[French]
UNITÉ DE SOUPAPE ET PROCÉDÉ DE REMPLISSAGE D'ÉLECTROLYTE D'UN BOÎTIER DE POCHE D'ÉLÉMENT DE BATTERIE
Applicants **
CELLFORCE GROUP GMBH
Jopestraße 14
72072 Tübingen, DE
Inventors
GRÄF, Jürgen
72072 Tübingen, DE
Priority Data
23182289.1
29.06.2023
EP
Application details
| Total Number of Claims/PCT | * |
| Number of Independent Claims | * |
| Number of Priorities | * |
| Number of Multi-Dependent Claims | * |
| Number of Drawings | * |
| Pages for Publication | * |
| Number of Pages with Drawings | * |
| Pages of Specification | * |
| * | |
| * | |
International Searching Authority |
EPO
* |
| Applicant's Legal Status |
Legal Entity
* |
| * | |
| * | |
| * | |
| * | |
| Entry into National Phase under |
Chapter I
* |
| Translation |
|
Recalculate
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Quotation for National Phase entry
| Country | Stages | Total | |
|---|---|---|---|
| China | Filing | 1209 | |
| EPO | Filing, Examination | 6055 | |
| Japan | Filing | 597 | |
| South Korea | Filing | 575 | |
| USA | Filing, Examination | 2710 |
Total: 11146 USD
The term for entry into the National Phase has expired. This quotation is for informational purposes only
Abstract[English]
The invention relates to a valve unit (10), which is configured for electrolyte injection, comprising a fluid port (11) for connecting an electrolyte source and comprising a joining portion (12), wherein the joining portion (12) comprises at least two surfaces (21, 22) which are configured for connecting at least one layer of a battery cell housing (101), and comprising at least one fluid channel (13), wherein the at least one fluid channel (13) is protruding through the fluid port (11) and the joining portion (12), characterized in that the fluid channel (13) is repeatedly openable and closeable and the fluid port (11) comprises a locking portion (14) at its outer surface. Furthermore, the invention relates to a manufacturing state battery cell (110) and to a method (50).[French]
L'invention concerne une unité de soupape (10) configurée pour l'injection d'électrolyte, comprenant un port de fluide (11) pour connecter une source d'électrolyte et comprenant une partie de jonction (12), la partie de jonction (12) comprenant au moins deux surfaces (21, 22) configurées pour être reliées à au moins une couche d'un boîtier d'élément de batterie (101), et comprenant au moins un canal de fluide (13), ce canal de fluide (13) faisant saillie à travers le port de fluide (11) et la partie de jonction (12), et comprenant au moins un canal de fluide (13), caractérisé en ce qu'il peut être ouvert et fermé à plusieurs reprises et que le port de fluide (11) comprend une partie de verrouillage (14) au niveau de sa surface externe. En outre, l'invention concerne un élément de batterie en état de fabrication (110) et un procédé (50).