DIFF Main Group
H01C 3/00 Non-adjustable metal resistors made of wire or ribbon, e.g. coiled, woven or formed as grids
Introduced: September 1968
Title
Titles differ between systems:
IPC: Non-adjustable metal resistors made of wire or ribbon, e.g. coiled, woven, or formed as grids
CPC: Non-adjustable metal resistors made of wire or ribbon, e.g. coiled, woven or formed as grids
Full Title
Full titles differ between systems:
IPC:
Non-adjustable metal resistors made of wire or ribbon, e.g. coiled, woven, or formed as grids
CPC:
Non-adjustable metal resistors made of wire or ribbon, e.g. coiled, woven or formed as grids
Of 7 combined children, 6 exist in both systems.
1 codes are CPC-only extensions.
2 shared codes have differing titles between IPC and CPC.
Child Classifications
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- H01C 3/02 arranged or constructed for reducing self-induction, capacitance or variation with frequency IPC+CPC Available in IPC and CPC
- H01C 3/04 Iron-filament ballast resistors; Other resistors having variable temperature coefficient IPC+CPC Available in IPC and CPC
- H01C 3/06 Flexible or folding resistors, whereby such a resistor can be looped or collapsed upon itself since 1974 IPC+CPC Available in IPC and CPC
- H01C 3/08 Dimension or characteristic of resistive element changing gradually or in discrete steps from one terminal to another since 1974 IPC+CPC Available in IPC and CPC
- H01C 3/10 the resistive element having zig-zag or sinusoidal configuration since 1974 IPC+CPC Available in IPC and CPC
- H01C 3/14 the resistive element being formed in two or more coils or loops continuously wound as a spiral, helical or toroidal winding (H01C3/02 - H01C3/12 take precedence) since 1974 IPC+CPC Available in IPC and CPC