Universal impedance power apparatus

A multimpeder as described comprising in combination

• a magnet, said magnet being a permanent magnet having two opposite magnetic poles separated by an air gap, said air gap being traversed by the magnetic field created by said poles, said magnetic field being substantially orthogonal to the faces of said poles,
• an armature movably positioned within said air gap, said armature being equipped with a main coil capable of carrying an alternating current, said main coil being within said magnetic field, said armature and main coil being capable of a translational reciprocating motion, said motion having a direction substantially perpendicular to said magnetic field,
• a spring supporting said armature and resiliently opposing said armature's motion,
• said armature having a mass, and said spring having resilience, said mass and said resilience being selected as to cause said armature-spring system to be maintained at a desired level of vibratory state at the frequency of said alternating current,
• centering means allowing said translational reciprocating motion of said armature, but preventing a motion of said armature parallel to said magnetic field, said centering means maintaining a fixed distance between said armature and said magnetic poles,
• a bridge made of magnetically soft iron, said bridge being at an adjustable distance from said magnetic poles.

A multimpeder as described comprising in combination

• a magnet, said magnet being a permanent magnet having two opposite magnetic poles separated by an air gap, said air gap being traversed by the magnetic field created by said poles, said magnetic field being substantially orthogonal to the faces of said poles,
• an armature movably positioned within said air gap, said armature being equipped with a main coil capable of carrying an alternating current, said main coil being within said magnetic field, said armature and main coil being capable of a translational reciprocating motion, said motion having a direction substantially perpendicular to said magnetic field,
• a spring supporting said armature and resiliently opposing said armature's motion,
• said armature having a mass, and said spring having a resilience,
• said mass and said reslience being selected as to cause said aramature-spring system to be maintained at a desired level of vibratory state at the frequency of said alternating current,
• centering means allowing said translational reciprocating motion of said armature, but preventing a motion of said armature parallel to said magnetic field, said centering means maintaining a fixed distance between said armature and said magnetic poles,
• a second magnet, said second magnet being an electromagnet having opposing magnetic poles separated by an air gap traversed by a magnetic field, said electromagnet having a magnetic coil fed by a variable current, said armature and main coil being partially within said air gap of said second magnet and acted upon by said mgnetic field of said second magnet, said variable current producing the magnetic field of said second magnet, said magnetic field of said second magnet changing the effect of said permanent magnet upon said main coil and armature, said change depending upon the direction and intensity of said variable current, the arrangement of said permanent magnet, electromagnet, spring, and armature making possible a translational motion of said armature within said air gap.

A multimpeder as described comprising in combination a magnet having an air gap between two opposing poles, said air gap being traversed by a magnetic field,

• an armature translationally movable within said air gap in a reciprocating motion,
• a spring resiliently opposing said motion,
• a main coil capable of carrying an alternating current, said coil being an integral part of said armature,
• said magnetic field exerting a force upon said coil and armature,
• centering means maintaining the constancy of distance between said armature and said poles, said centering means not opposing said
• reciprocating motion,
• ferrofluid filling said air gap, said ferrofluid reducing said air gap's magnetic reluctance.

A multimpeder as described comprising in combination

• a magnet, said magnet being a permanent magnet having two opposite magnetic poles separated by an air gap, said air gap being of cylindrical shape and traversed by the magnetic field created by said magnetic poles, said magnetic field being substantially orthogonal to the faces of said poles,
• an armature movably positioned within said air gap, said armature being equipped with a main coil capable of carrying an alternating current, said main coil being within said magnetic field, said armature and main coil beig capable of rotational reciprocating motion, said motion being in a direction substantially orthogonal to said magnetic field,
• a torsion spring supporting said armature and resiliently opposing said armature's motion,
• said armature having an inertia, and said spring having a resilience, said inertia and said reslience being selected as to cause said armature-spring system to be maintained at a desired level of vibratory state at the frequency of said alternating current,
• said torsion spring allowing said rotational reciprocating motion of said armature, but preventing a translational motion of said armature within said air gap.

A multimpeder as described comprising in combination a magnet having an air gap between two opposing poles, said air gap being traversed by a magnetic field,

• an armature rotationally movable within said air gap in a reciprocating rotational motion,
• a torsion spring resiliently opposing said motion,
• a main coil capable of carrying an alternating current, said coil being an integral part of said armature,
• said magnetic field exerting a force upon said main coil and armature,
• feedback means, said feedback means changing said force exerted upon said armature, and also changing the spring constant of said torsion spring.

A multimpeder as described comprising in combination a magnet having an air gap between two opposing poles, said air gap being traversed by a magnetic field,

• an armature movably positioned within said air gap,
• a spring resliently opposing said motion,
• a main coil capable of carrying an alternating current, said coil being an integral part of said armature,
• said magnetic field exerting a force upon said main coil and armature,
• feedback means, said feedback means changing said force exerted upon said armature.