DIFF Subgroup
H02P 25/16 characterised by the circuit arrangement or by the kind of wiring
Introduced: January 2006
Full Title
Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details > characterised by the circuit arrangement or by the kind of wiring
IPC and CPC are identically structured here. All 6 subcodes exist in both systems.
IPC defines codes here since 2006.
Child Classifications
Navigate with arrow keys, Enter to open
- H02P 25/18 with arrangements for switching the windings, e.g. with mechanical switches or relays since 2006 +4 CPC IPC+CPC Available in IPC and CPC
- H02P 25/22 Multiple windings; Windings for more than three phases since 2006 IPC+CPC Available in IPC and CPC
- H02P 25/24 Variable impedance in stator or rotor circuit since 2006 IPC+CPC Available in IPC and CPC
- H02P 25/28 using magnetic devices with controllable degree of saturation, e.g. transductors since 2006 IPC+CPC Available in IPC and CPC
- H02P 25/30 the motor being controlled by a control effected upon an AC generator supplying it since 2006 IPC+CPC Available in IPC and CPC