From Muscle Energy TRIZ Cases

See how a self-contained pull string drive module with bayonet fastening detaches from the lid,

Bidirectional door-handle rotation is converted by one-way clutches into electrical power for access control, reducing battery maintenance.

Harvesting upper-leg motion through flexible tension members generates discreet wearable power and reduces reliance on external battery packs.

A helical drive converts push-pull human motion into generator torque, using bearings and tuned pitch angles to improve output efficiency.

Harvests upper-leg motion through cuffs and crank arms to generate electricity, extending mobile and wearable device battery life discreetly.

Animal muscle power drives gears and a generator to cut non-renewable energy use, with diesel backup for reliable output.

Upper-leg motion drives a flexible-shaft generator that discreetly charges mobile devices while reducing reliance on bulky external batteries.

A ratchet-driven magnet disk and variable reluctance sensors turn breathing motion into regulated DC power without external power or control circuitry.

A ratchet-driven rotary generator boosts respiration energy harvesting by using variable reluctance sensors and regulated DC output without external power.

A reciprocating rack and multiple pinions sustain hand-powered charging even after gear damage, improving portable emergency power reliability.

A hub and pivoting arm let users crank or twirl a compact generator to produce emergency power without heavy batteries or complex controls.

Damping sleeves bridge gaps and absorb oscillations, reducing noise while maintaining mechanical strength.

A pendulum-suspended drive roll intermittently contacts an animal floor mat, preventing skewing and reducing operating disturbances.

A generator coupled to a door via a flexible member captures kinetic energy from the sweep.

An energy harvesting apparatus absorbs mechanical motion from human joints to generate electrical power through a controlled generator.

An inverted rocker pivot below the treadle axis reduces friction and weight while maintaining stability in a human-powered irrigation pump.

Looping a magnetic circuit through an excitation coil boosts inductance, doubling current intensity without increasing device size or copper costs.

A wearable generator uses a suspended magnet moving across multiple coil planes to harvest energy from diverse human movements.

A generator linked to the running belt converts mechanical energy into electrical power to provide adjustable resistance without external electricity.

Power amalgamation circuit combines outputs from multiple triboelectric generators to overcome unpredictable charge polarity and strength.

A heated shoe uses a micro-motor to convert kinetic energy into electric power for its internal heater.

A hydraulic amplifier converts small prosthetic limb motion into larger mechanical displacement to drive an electrical generator.

A servo-controlled exercise apparatus adjusts generator output to match user work requirements and grid parameters.

A multi-resonator electromechanical transducer up-converts ambient vibrations to drive electrostatic components for energy harvesting.

Segmented fluid tanks in a footwear sole recover walking energy, resolving low conversion efficiency limits.

A self-powered treadmill transforms kinetic energy into electricity to drive its own motor and adjust belt speed.

Movable floor modules convert user kinetic energy into electricity to power interactive lighting, increasing visitor awareness of energy consumption.

A power generating device converts pedestrian movement into electrical energy through electromagnetic induction to illuminate LED lights.

A single motor-generator with a joint selector switches between knee and ankle connections, reducing metabolic cost by eliminating multiple generators.

Dynamic torque control synchronizes with joint motion phases to improve efficiency and reduce user discomfort.

A tolerance compensation sleeve bridges gaps between the drive unit and frame walls, reducing mechanical loading and vibration transmission.

A soccer ball integrates a pendulum and electric generator to convert kinetic motion into stored electrical energy.

Continuous coupling eliminates engagement mechanisms that increase complexity, enabling reliable power generation during ambulation.

Pivoting tracks and a flywheel buffer environmental force variations to protect generator reliability.

A bicycle generator device mounts to the frame and drives power from the crankshaft via an annular input member.

Bidirectional ball screw converts knee rotary motion to linear and back to rotary drive for generator input.

Fluid-driven magnetic piston converts walking motion into electrical energy, replacing fragile piezoelectric systems with a robust hydraulic mechanism.

A kinetic energy conversion system harvests ambient motion using a ratcheting mechanism and biasing elements to drive a resonant electrical generator.