Multi-tunnel electric motor/generator
AssigneeLinear Labs, Inc.
InventorFred E. Hunstable
Life of this patent
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Abstract
Disclosed are various embodiments for a new and improved electrical motor/generator, specifically a motor/generator comprising: a plurality of coils radially positioned about a coil assembly, a plurality of magnetic tunnels forming a relative rotational path for the coil assembly, wherein the all of plurality of magnets forming each magnetic tunnel have like poles facing inward toward the interior of the magnetic tunnel or facing outward away from the interior of the magnetic tunnel such that each magnetic field of any magnetic tunnel is of an opposite polarity to the magnetic field of an adjacent magnetic tunnel.
Claims11
An electric motor/generator comprising:
- a rotatable magnetic toroidal cylinder positioned about a longitudinal axis, the magnetic toroidal cylinder comprising at least:
- a first tunnel segment comprising:
- a first rotor portion, comprising an outer magnetic cylinder wall portion having a longitudinal length,
- a second rotor portion, comprising an inner magnetic cylinder wall portion,
- a third rotor portion, comprising a first magnetic side wall portion having a first radial length and defining a first circular slot portion,
- a fourth rotor portion, comprising a second magnetic side wall portion having a second radial length,
- wherein the first rotor portion, the second rotor portion, the third rotor portion, and the fourth rotor portion, are positioned to form an interior cavity and have their like magnetic poles facing the interior cavity,
- wherein the longitudinal length of the outer magnetic cylinder wall portion is greater than the first radial length of the first magnetic wall portion or the second radial length of the second side wall portion,
- an adjacent tunnel segment comprising:
- a fifth rotor portion comprising a second outer magnetic cylinder wall portion having a second longitudinal length,
- a sixth rotor portion comprising a second inner magnetic cylinder wall portion,
- a seventh rotor portion comprising a third magnetic side wall portion having a third radial length and defining a second circular slot portion,
- an eighth rotor portion comprising a fourth magnetic side wall portion having a fourth radial length,
- wherein the fifth rotor portion, the sixth rotor portion, the seventh rotor portion, and the eighth rotor portion form a second interior cavity have their like magnetic poles facing away from the second interior cavity and,
- wherein the longitudinal length of the second outer magnetic cylinder wall portion is greater than the third radial length of the third magnetic wall portion or the fourth radial length of the fourth side wall portion,
- a stator comprising a stationary coil assembly positioned about the longitudinal axis and within the magnetic toroidal cylinder, the coil assembly including
- a core at least partially positioned within the first interior cavity and the second interior cavity,
- a plurality of radial teeth extending longitudinally and radially from the core to form a plurality of slots between the radial teeth,
- a plurality of coils positioned within the slots,
- the rotatable magnetic toroidal cylinder is adapted to rotate relative to the coil assembly,
- a stationary frame portion comprising:
- an extension ring adapted to extend through the first and second circular slot portion to couple to the coil assembly;
- a stationary end support plate coupled to the extension ring,
- a rotating frame portion comprising:
- a back iron support coupled to the rotatable magnetic toroidal cylinder,
- a rotating hub coupled to the back iron support.
Dependencies are inferred from the claim text.