Extended-stroke reciprocating motor

Claim 1

AN OSCILLATING MOTOR COMPRISING; SPACING STATOR MEMBERS, EACH OF SAID STATOR MEMBERS INCLUDING PARALLEL POLE PIECES, THE RESPECTIVE POLE PIECES OF SAID STATOR MEMBERS BEING IN SUBSTANTIAL ALIGNMENT WITH AIR GAPS THEREBETWEEN, AT LEAST ONE SLOT IN EACH POLE PIECE FORMING A PLURALITY OF TEETH, THE SLOTS AND TEETH OF RESPECTIVE ALIGNED POLE PIECES BEING IN ALIGNMENT AND THE WIDTH OF THE SLOTS BEING SUBSTANTIALLY EQUAL TO THE WIDTH OF THE TEETH, AN ARMATURE INCLUDING SEPARATE ARMATURE SEGMENTS OF AT LEAST ONE TOOTH PITCH IN WIDTH LOCATED IN EACH AIR GAP BETWEEN ALIGNED POLE PIECES, THE CENTER LINE SPACING OF SAID ARMATURE SEGMENTS DIFFERING FROM THE CENTER LINE SPACING OF SAID POLE PIECES BY THE WIDTH OF ONE TOOTH, MEANS TO ESTABLISH A UNIDIRECTIONAL MAGNETIC CIRCUIT OF ESSENTIALLY CONSTANT MAGNITUDE THROUGH SAID ALIGNED POLE PIECES AND SAID SEGMENTS, SAID ARMATURE SEGMENTS BEING SO POSITIONED RELATIVE TO SAID TEETH AS TO MAINTAIN IN RELUCTANCE OF ESSENTIALLY CONSTANT MAGNITUDE BETWEEN THE POLES AND THE