characterised by arrangement for exciting

Child Classifications

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• H02K 23/023 CPC only CPC only
• H02K 23/026 CPC only CPC only
• H02K 23/04 having permanent magnet excitation IPC+CPC Available in IPC and CPC
• H02K 23/06 having shunt connection of excitation windings IPC+CPC Available in IPC and CPC
• H02K 23/08 having series connection of excitation windings IPC+CPC Available in IPC and CPC
• H02K 23/10 having compound connection of excitation windings IPC+CPC Available in IPC and CPC
• H02K 23/12 having excitation produced by current sources independent of the armature circuit IPC+CPC Available in IPC and CPC
• H02K 23/14 having high-speed excitation or de-excitation, e.g. by neutralising the remanent excitation field IPC+CPC Available in IPC and CPC
• H02K 23/16 having angularly adjustable excitation field, e.g. by pole reversing or pole switching IPC+CPC Available in IPC and CPC
• H02K 23/18 having displaceable main or auxiliary brushes IPC+CPC Available in IPC and CPC
• H02K 23/20 having additional brushes spaced intermediately of the main brushes on the commutator, e.g. cross-field machines, metadynes, amplidynes or other armature-reaction excited machines IPC+CPC Available in IPC and CPC
• H02K 23/22 having compensating or damping windings IPC+CPC Available in IPC and CPC
• H02K 23/24 having commutating-pole windings IPC+CPC Available in IPC and CPC