Clutches TRIZ Cases

Different oil-pressure patterns for forward and reverse clutch engagement cut shifting shock and keep marine propulsion transitions smooth.

A pressure-regulated clutch enables low-speed slip control, reversal, and braking without power converters or separate friction brakes.

A ratio-tuned rolling-element and seal layout keeps a universal joint bearing compact while preserving sealing and high load capacity.

Helically wound attenuation strips with elongate protrusions create an interference fit that absorbs driveshaft NVH and shifts resonance frequencies.

Spring-loaded actuation sheets in a gearbox switch shaft rotation direction efficiently while keeping the forward/reverse mechanism compact.

Output shaft rotation and angular acceleration are used to calibrate clutch torque precisely without complex external calibration hardware.

Inductively powered rotating electronics send torque and speed data wirelessly, improving coupling monitoring without added wiring.

A partitioned pipe inside a shaft oil passage splits flow into two paths, maintaining oil discharge at downstream channels for reliable lubrication.

A radially nested torque limiter inside a multi-flange damper cuts spring wear, controls torque peaks, and keeps drivetrain inertia low.

A single elastic element presses paired friction faces to axially position three rotary elements, cutting parts while stabilizing torque.

A segmented driveshaft cover mounts to the shaft or yoke without touching the joint, containing grease and simplifying repair and maintenance.

Centering rings and an adhesive chamber align a carbon fiber driveshaft insert, prevent delamination, and improve torque transfer under load.

An aluminum modular connector uses a profiled socket, screws, and adhesive to cut shaft weight while improving torque transfer and resisting delamination.

A ring-shaped modular connector uses profiled seating, screws, and Schnorr washers to join carbon or aluminum tubes while limiting delamination.

Selective carburization hardens universal joint bearing surfaces to resist wear while preserving ball cage toughness under high stress.

A nested dual coupling with a connecting shaft cuts rail drivetrain space while improving support span and axial and angular misalignment compensation.

Angle-dependent spring contact regions vary axial force paths to deliver low and high friction torque in a compact torsional damper.

A low detection current after actuator deactivation confirms driveline clutch position and prevents unexpected connected or disconnected states.

An intermediate member creates an annular space that traps press-fit swarf, keeping the damper hub and flange rotating smoothly.

Opposed holding geometries in an elastomer shaft absorber create high radial pressing force for axial fixation without extra fastening sleeves.

Alternating inner and outer folds let this torque coupling handle shaft misalignment while reducing friction, dynamic stress, and assembly difficulty.

Brake pedal input is used to learn clutch control curves, reducing driver workload while preventing jerking, overload, and reverse rolling.

A polymer-coated metal driver uses a compressible interference fit to eliminate coupling clearance, running noise, wear, and lubrication.

A segmented coupling and assembly tool support radial insertion and locking, enabling torque transfer despite rotary misalignment.

An axially nested torque limiter inside the damper limits excessive torque while avoiding radial size growth in hybrid vehicle drivetrains.

A control device temporarily raises engine speed from clutch slip and load conditions to prevent stalling during vehicle starting or reversing.

A biased thrust washer and journal bearing create friction damping between nested shafts to reduce torsional vibration and speed fluctuation.

A torsion element and magnetic Hall sensing detect crankshaft torque magnitude and direction without adding bulky transmission hardware.

Embossed roller-carrier ends hold rollers without grease, preventing hydraulic fluid contamination and simplifying assembly.

L-shaped shaft slots and a snap-on collar let conveyor scroll modules lock in place for faster cleaning, replacement, and hygienic debris removal.

A curved inlet opening replaces scoops and baffles to drive spiral gas flow in a coupling guard, improving rotor cooling at lower cost.

Alternating inner and outer folds let this annular coupling transfer torque under misalignment while reducing friction, weight, and assembly complexity.

Directly comparing input and output shaft encoder positions detects clutch slippage more accurately and reduces false control-surface alerts.

Output shaft speed sensing detects baler clutch disengagement in dusty conditions, enabling faster control response and fewer jam-related stops.

Chamfered groove inlets create more ball insertion space, shortening cage windows and improving joint assembly without losing load capacity.

A separate cylinder isolates seal clearance from outer sleeve expansion, reducing oil leakage and seal tilting in a compact hydraulic coupling.

Placing the buffer device on the far side of the drive target simplifies elastic element replacement while preserving torque transfer and shock absorption.

A retention lip mechanically locks a tuned propeller shaft damper against axial loads, preventing dislodgment and underbody noise.

Hydraulic actuators and wedge-driven expansion lock bull gears to a crankshaft without keys, improving synchronization while reducing stress.

Back-EMF standstill detection enables motor reversal to disengage the clutch, reducing drive stress and manual effort during freewheeling.

A controlled-gap tolerance ring deforms during installation to prevent shipment entanglement while preserving easy interference-fit assembly.

A single control plate with dual sliding portions shortens axial length while enabling stable, direction-dependent hysteresis torque in vehicle dampers.

Integrated oil channels and rotor end openings use centrifugal flow to lubricate and cool the shaft toothing while saving space and weight.

Sealant-filled pores in a friction coating let a shaft coupling seal against leakage while avoiding added seal rings, weight, and complexity.

A reset position profile opens and closes the hydraulic orifice to limit clutch pressure fluctuations and reveal actuator degradation.

Output shaft speed feedback adjusts clutch pressure to damp transmission oscillations, reducing shudder without a mechanical damper.

A targeted coolant supply cools the rolling mill gear spindle engagement region while limiting coolant scatter onto nearby equipment and rolled material.

A second pretensioning element keeps damper rollers in contact at low torque, reducing slippage, rattling, wear, and vibration.

Elastic damper elements in a rolling mill adapter-flange junction absorb axial loads before they reach the motor, improving reliability and bearing sizing.

A biasing member holds the parallel pin against the groove wall and shaft hole to stop micro movement, improving torque transfer and reducing noise.