Dynamo-Electric Gears TRIZ Cases

See how a magnetic transmission replaces rigid mechanical connections in milk heaters, enabling

Controllable DC field coils modulate magnetic flux in a magnetic gear to cut eddy losses while preserving transmission torque at high speed.

Repulsive permanent magnets replace coil-driven electromagnets to deliver high torque with lower weight and a thin motor footprint.

Rotating magnet pairs transfer angular momentum into platform impulse, enabling bidirectional spacecraft thrust without fuel mass or plumbing.

Phased rotor indexing and gear offsets smooth output torque and cut gear cyclic stress, improving durability in multi-rotor electric machines.

A trapezoidal secondary magnet layout boosts eddy current braking torque while limiting flux leakage and unwanted drag in non-braking mode.

Phased rotor indexing spreads torque peaks across gears, cutting ripple and cyclic stress to improve durability and lower gear cost.

Mechanically linked generator rotors use a CVT to buffer grid demand swings while keeping the turbine at efficient operating speed.

Electromagnets in a cycloidal gear stator dynamically control magnetic coupling to transmit rotational power through an offset cam mechanism.

A differential arrangement uses integrated electrical machines to dynamically distribute torque between output elements.

A dual rotor switched reluctance machine transfers torque between rotors via a shared stator without windings on the rotors.

A magnetic gearbox transmits torque via sequential magnetic linkage between gears without physical contact.

Non-magnetic composite support structures hold magnetic pole pieces to resist radial pull and torsional forces without disrupting flux.

A geomagnetic induced current device couples an 11 kilowatt motor to a reversible generator for flexible AC power.

An electromagnetic magnetic gear uses winding arrangements to generate adjustable pole-pair flux for torque transmission.

A rotary electric machine unit shifts stator coils to improve drive motor acceleration and power generator torque ripple.

Segmented pole pieces with narrower retaining portions stabilize components against turbulence, reducing energy loss in geared coupling.

Electric motor verge mower replaces hydraulic drive, using coolant fluid to cool generator and variator for reduced pollution.

A magnetic coupling apparatus transmits drive via repulsive forces between peripherally arranged magnets on rotating members.

Magnetic gearing replaces mechanical gears to multiply low-frequency motor speed, eliminating viscous losses in long-distance subsea power transmission.

A planetary gearbox uses magnetic orbital rollers to drive the mechanism without a planet carrier.