Liquid Resistance Brakes TRIZ Cases

Oil-sealed laminae and a regulating unit control toilet seat falling speed, cutting noise and rust while keeping damper production simple.

An inclined valve support face expands the exposed area, raising fluid pressure to shift the valve body smoothly into closing.

A step-motor shock absorber adjusts washing machine damping in real time to handle unbalanced drum loads, cut vibration, and save energy.

A clutch-driven vane and fluid chamber provide controlled opening resistance with free closing rotation, while fitting tight spaces and enabling 360° travel.

A floating mounting with bearing and guide surfaces keeps damper gears aligned, reducing binding, drift, and tolerance-related wear.

An elastic valve mounted on the rotational wing controls one-way fluid flow to improve braking torque accuracy and valve durability.

A variable-stiffness tension spring spreads stress around the reversing structure to reduce breakage and extend pull arrangement life.

Staggered oil holes and a T-shaped unidirectional member enable easy lifting, controlled closing, and stronger toilet seat cover damping.

A rotating latch and damper keep drawer slides engaging across varying mounting widths while reducing slamming damage and preserving slide travel.

Rotational acceleration triggers retarder activation before full chamber fill, cutting braking delay and improving vehicle speed control.

A reversible oil pump switches from spray to immersion cooling, keeping EV motor parts cooled even at low speed or standstill.

A magnetic field raises drive-train fluid viscosity on demand, giving power tools rapid motor braking without separate mechanical brakes.

Non-circular magnetizable particles wedge under a controlled field, raising torque and power density in compact magnetorheological brakes.

Opposite-polarity magnetic elements split and redirect flux to cut elastic return in a magnetic hysteresis brake without added bulk.

When brake circuit pressure fails at speed with the parking brake applied, sensors trigger retarder braking to shorten heavy-vehicle stopping distance.

Non-round magnetic particles form wedge-like engagement in a small brake gap, boosting torque density while keeping basic torque low.

Selective cooling-circuit switching disconnects the drive unit before descent so the auxiliary brake can run hotter and brake effectively.

Hydraulic channels and segmented brake parts create adjustable damping on the robot joint output side to bear torque and isolate impacts.

By reversing an oil pump between dual sumps, coolant can accumulate in the motor cavity for immersion cooling at low speed or standstill.

Using fluorine oil as the dispersion medium reduces MR fluid degradation in compact rotational torque transmission and extends stable operation.

A shared cooling circuit is switched before descent so the auxiliary brake can run at higher coolant temperature without overheating the drive unit.

A spring-loaded rotor varies the viscous shear gap to hold sprinkler speed steady while reducing seal wear and water intrusion.

A spring-biased rotor varies the viscous shear gap to hold sprinkler speed steady across pressure changes while reducing shaft movement and seal wear.

Fluid loops, check valves, and a pressure regulating valve replace friction braking to stop resonance and extend duty cycle with passive heat dissipation.

An integrated sealing structure lets magnetorheological fluid volume changes be absorbed, maintaining stable torque without extra flexible parts.

A magnetorheological gap coupling adjusts furniture drive torque by magnetic field, reducing friction wear while improving damping and reliability.

Magneto-rheological braking and cable stroke sensing add dynamic load and speed waveforms for evaluating whole-body sport movements.

Dynamic MR brake control changes cable resistance by stroke and direction, enabling sport-like 3D training without restricting movement.

A separate MRF brake confines dense MR fluid to control hydraulic torque and pressure without adding recirculating fluid weight or contamination.

Electrorheological fluid and electrode-controlled rotor disks vary cargo roller braking force by load, reducing skidding and roller wear.

Electrorheological fluid and electric-field control vary brake roller force by cargo weight to prevent skidding, flat spots, and wear.

Thermal expansion pistons manage heat and fluid volume in a viscous rotary nozzle retarder, extending bearing and seal life with less maintenance.

A gas-filled magnetorheological brake with a sealing lip cuts basic torque while preserving strong haptic braking in compact rotary controls.

A two-stage pre-throttle assembly balances soft damping characteristics with better valve stability and faster switching in pilot-controlled dampers.

A hybrid brake-motor steering input adds end stops and resistive torque while enabling return-to-center, command following, and active force-feel.

A bypass flow path and pressure drop brake a rotary implement faster while routing heated hydraulic fluid through a cooler to prevent overheating.

Coils in the housing and a stepped magnetic shaft raise MR fluid resistance, delivering adjustable braking torque in a compact rotary brake.

An isolated MRF brake controls hydraulic motor torque and flow while keeping ferromagnetic particles out of the recirculating fluid.

Multiple magnetic poles and resistance discs expand MR fluid acting area, raising torque density in a compact controllable rotary brake.

A flow-sensitive trigger keeps the hydraulic motor running during reduced flow and applies braking only after complete flow shutdown.

Electro-rheological braking adjusts roller force to cargo weight, preventing skidding and flat spots while maintaining control.

A variable-volume piston chamber absorbs viscous fluid expansion in rotary nozzle retarders, protecting shaft seals and extending service life.

Separate coil paths and mixed magnetic housing sections curb off-state torque while keeping bidirectional MR actuator mass and size low.

An outer-edge torque-increasing disc structure boosts MR fluid shearing force in a compact electromagnetic brake without sealed chambers or permanent magnets.

A viscous brake and centrifugal mass smooth spindle torque and speed, reducing backlash and improving interrupted-cut surface quality.

A magnetorheological door damper holds its set damping state without continuous power, balancing low energy use with emergency door opening.

A movable rotor, impeller thrust, and spring balance vary the shear gap to keep sprinkler speed stable without shaft axial movement.

Sensors and electromagnets detect crank-angle torque variation early and vary flywheel drag to cut pump drivetrain vibration and wear.

A magnetorheological brake in the BOP stack detects overspeed tubulars and dissipates momentum before hydraulic rams are damaged.

Air-compression braking in conveyor rollers limits pallet speed quietly, avoiding wear, overheating, and uncontrolled acceleration.

A removable friction brake and interchangeable nozzle help rotary sprinklers maintain throw distance, spray uniformity, and easier top servicing.

A flywheel mass and brake smooth spindle torque and speed fluctuations, improving machining quality and extending tool life.

An adjustable speed brake controls bowl-scroll differential speed in a decanter, improving solid-liquid separation as slurry conditions change.

Magnetorheological clutch torque control boosts manual brake response and force modulation to help prevent wheel lock and excessive spin.

A cooling system routes retarder thermal energy to a fuel cell stack via a heat exchanger.