Yielding Coupling TRIZ Cases

An elastic link lets a reverse-input blocking clutch shift smoothly from locked to unlocked while preserving input-side torque controllability.

Localized main and auxiliary pressing portions increase clamp-boot friction to stop slippage and lubricant leakage under temperature distortion.

Axles carry axial and radial loads while a small surface gap and damping ring reduce friction, wear, and noise under angular misalignment.

Multiple pin-groove couplings let barrel plate ports track sleeve openings, reducing tipping torque, friction, wear, and speed limits.

Internal locking and pivoting clamps secure the ball shaft inside the base, preventing external removal of mounted electronics.

Variable ball-track curvature raises opening angle where needed to keep cage control and torque transmission stable across articulation ranges.

A threshold torque coupling disengages dual drill bits across changing rock layers and alters fluid flow to prevent overload and tool damage.

A perpendicular elastic coupling element enables radial and axial displacement while keeping axial stiffness independent of transmitted torque.

Austempering a medium-carbon CV joint cage replaces quenching to deliver uniform hardness and ductility while reducing cracks, deformation, and cycle time.

A thin flexible membrane coupler absorbs radial and axial misalignment in EPS gearbox assembly while preserving torque transfer and low hysteresis.

A dovetail protrusion and matching recess simplify drive shaft to input shaft assembly, enabling secure robotic coupling with less manual alignment.

Offset radial segments accommodate shaft misalignment, limit stress and wear, and prevent incorrect coupling assembly.

A modular sterndrive coupler uses a splined chromoly shaft, polyurethane dampers, and a wear indicator to restore torque capacity and field repairability.

Non-rotating trunnions and a locking assembly stop bearing cap spin and yoke ear spreading under drivetrain torsional loads.

Guide portions in the spring seats limit centrifugal coil spring shift, reducing hysteresis torque, noise, and damping loss without added parts.

A linked engaging element redirects clutch loads radially, enabling smoother unlocking while preserving torque transmission efficiency.

A friction element and counter surface boost clamping during actuation to prevent slip while still allowing clutch wear compensation.

Selective induction heating hardens trunnion journal and connection units while avoiding spline deformation, reducing assembly errors and cost.

A dual ball-and-socket wrist transmits equal rotation through angled joints while keeping cable tension stable for precise end effector control.

3D-printed multi-axis joints let surgical staplers articulate through trocar-sized spaces while preserving precise drive motion and simpler assembly.

Repositioning the coupling hub within the bearing support zone improves rotor dynamics, tolerates misalignment, and enables higher shaft speed.

Axially movable helical spline couplings and opposing springs absorb torque fluctuations during vessel engine acceleration and deceleration.

A metal-core elastomer flex coupling uses bushings to tune bending stiffness while preserving axial, torsional, and vibration damping between shafts.

Pre-compressed subordinate springs keep hub-flange gaps stable, limiting rotational wobble and idling noise in a torsional damper.

Adjustable pressure in a hollow friction coupling limits torque while compensating wear to keep drive assemblies reliable and easy to maintain.

Floating torque transfer elements and spherical ball interfaces keep thrust surfaces engaged during shaft misalignment, reducing wear and stress.

An axially compliant seal tube separates forward and rear bore compartments while absorbing vibration and thermal expansion to reduce seal wear.

A limiting portion and controlled clearance keep the inner roller off rolling-element edges, restraining compelling force and improving joint durability.

Separate housing, base, and hardened inserts cut tripod joint manufacturing cost and complexity while preserving raceway durability.

A suspended V-shaped torsion spring with X-shaped end hinges cuts fretting fatigue, hysteresis, and part count in personal care drive trains.

Elastic members and an intermediate transmission member absorb spline backlash impacts, reducing reverse-rotation noise in electric power steering.

Separated shaft parts with spline connections enable easier steering shaft assembly and longer crash telescoping with less steering wheel intrusion.

Heated molds form partial outer-surface grooves in a drive shaft to improve misalignment flexibility while limiting stress concentration.

A filtered coupling and viscoelastic bushing module cut motor and gear vibrations while preserving torque transfer in home-automation actuators.

Continuous diameter changes along the shaft improve axis-shift flexibility and vibration behavior while preserving torsional stiffness.

Recesses in the outer hub engage shaft-side protrusions to transmit torque reliably while avoiding costly transitional connection parts.

Ultrasonic resonance calibrates the plastic sliding sleeve in steering shaft assemblies, cutting thermal energy use, cycle time, play, and noise.

A nested viscoelastic filtering module cuts axial and radial vibration and noise without increasing electromechanical actuator length.

A wrap spring clutch and vacuum actuator engage the pump only when vacuum drops, cutting energy use while protecting torque transfer.

A two-disc elastic coupling buffers external load fluctuations before they reach the motor, helping prevent breakage without enlarging the actuator.

Ball-bearing CV joints with prongs and housing chambers transfer torque and thrust under angular offset while reducing drilling vibrations.

Variable friction damping driven by torsion spring load helps an alternator decoupler control vibration without hindering overrun speed changes.

A locking clutch module diverts backdriving torque and decouples the output shaft under impact to protect active aerodynamics actuators.

Shaped filler edges on adjacent composite strips prevent ply gaps and resin pockets, improving damage tolerance in non-uniform thickness zones.

Hydraulic advance and retard chambers directly move a piston plate to phase engine gears without levers, improving control and fluid-supply reliability.

Curved contact geometry and a resilient member shrink universal socket size while preserving torque transmission and rotational range.