H01M 10/42 Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells (H01M10/60 takes precedence)
Introduced: July 1974
Title
Titles differ between systems:
IPC: Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
CPC: Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells (H01M10/60 takes precedence)
Full Title
Full titles differ between systems:
Secondary cells; Manufacture thereof > Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
Secondary cells; Manufacture thereof > Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells (H01M10/60 takes precedence)
CPC subdivides this area 3x more granularly than IPC with 9 additional codes.
9 codes are CPC-only extensions.
4 shared codes have differing titles between IPC and CPC.
IPC defines codes here since 1974.
Child Classifications
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- H01M 10/44 Methods for charging or discharging (circuits for charging H02J7/00) since 1974 +5 CPC IPC+CPC Available in IPC and CPC
- H01M 10/46 Accumulators structurally combined with charging apparatus (circuits for charging H02J7/00) since 1974 +1 CPC IPC+CPC Available in IPC and CPC
- H01M 10/48 Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte (constructional details of current conducting connections for detecting conditions inside cells or batteries, e.g. details of voltage sensing terminals, H01M50/569) since 1974 +4 CPC IPC+CPC Available in IPC and CPC
- H01M 10/52 Removing gases inside the secondary cell, e.g. by absorption (vent plugs or other mechanical arrangements for facilitating escape of gases H01M50/30) since 1974 +2 CPC IPC+CPC Available in IPC and CPC