Yielding Coupling TRIZ Cases

A single engagement element replaces complex link parts to smooth clutch locking and unlocking while blocking reverse torque.

An external clamp tightens the slotted shaft end to maintain coaxiality with the yoke, suppress shaft swing, and reduce steering noise.

A radially movable toothed outer ring self-centers during operation, easing gearbox alignment tolerances while reducing wear and load.

Low-friction thrust bearings and pivoting connector arms let crane carriages move independently, cutting startup force and preventing jamming.

A protruding initial contact surface stabilizes hysteresis torque during break-in, then wears into the main friction surface for consistent transmission.

A spring-coupled link mechanism lets pressing members follow object position changes and maintain stable contact with less slippage.

A stop arrangement lets the inner ring move on the trunnion to cut ACFG forces, ease roller mounting, and support higher torque and deflection.

Double-sided Hirth toothing raises belt pulley decoupler torque capacity without coatings, friction foils, or screw connection changes.

An axially releasable protective boot improves drive shaft joint access while preventing counter-boot loss and closing open safety gaps.

A three-part coupling with ball-head centering and a composite damping tube offsets radial and axial misalignment while limiting high-speed unbalance.

Hydraulic springs let a wind turbine coupling carry high axial loads while preserving low cardanic rigidity and high torsional stiffness.

An enlarged tube end section creates an annular contact surface that shortens the lever arm, cuts coupling load, and extends service life.

Through-holes in a bellows fuse section let an aircraft drive shaft break at a set torque, decouple gearbox loads, and drain oil.

A metal inner ring with a flexible polymer outer edge protects wheel bearings while avoiding boot damage and edge deformation.

Dual-sided bonding with convex and concave tubes evens shear stress in a drive shaft joint, raising torque capacity and fatigue durability.

Integrated bearing surfaces and dual-point curved track contact reduce friction and roller jamming in articulated constant velocity joints.

Intersecting elastic web elements replace friction-based ball joints to enable precise multi-axis motion with less wear and contamination.

Overlapping cage-side projections keep torque balls engaged at high articulation angles, preventing disengagement, cage shear, and torque loss.

A non-conductive torque transfer assembly keeps drive and driven bodies electrically separated while preserving high torque in socket couplers.

A freewheel lets the drive build momentum before engagement, overcoming self-locking friction with lower starting power and smaller actuators.

A nested tube-and-buffer coupling retains damping fragments and keeps torque transmission during failure, improving rail and industrial reliability.

A split base and shaft-mounting member enables precise rotational phase adjustment while preventing long-hole slippage in shaft couplings.

Irregular S-curved coupling teeth with a broad base improve torque transfer, fatigue life, and wear resistance in downhole mud motors.

An offset ball spline and separate boots decouple angulation and axial stroking in a CV joint while cutting size, weight, and grease use.

Curved tang and groove profiles keep constant contact and pressure angles in non-parallel axis couplings, reducing wear under high torque.

A beam-pattern planar torsional spring uses symmetric serpentine links to balance stress, simplify modeling, and keep a central wiring passage.

Phase alignment between preform grooves and the punch set enables stable CV joint track groove forging while reducing forming failures and die breakage.

Alternating groove portions and a larger second-groove arc reduce ball load, suppressing noise and vibration at high joint angles.

Inner and outer housings decouple bending from axial and torsional stiffness, preserving shaft noise and vibration damping.

A holding element between the friction disk and preload spring simplifies torsional damper assembly while keeping wear locations defined.

A ribbed segmented center piece boosts torque transfer while elastic elements absorb shaft offset with lower material use and stable operation.

A frustoconical barrel and symmetrical bellows distribute shaft loads to improve torque transmission, misalignment tolerance, and service life.

A one-piece additively manufactured gimbal joint removes bolts and extra parts while preserving multi-axis motion and fluid communication.

Rolling transfer elements bridge parallel offset shafts to keep 1:1 torque transmission while reducing sliding friction, stress, and package size.

A torsion spring and free-running zone let the pulley lead or lag the rotor, attenuating belt-drive vibration in both motoring and generation.

A series elastic damper with tuned inertia ratio shifts resonance lower, cuts engagement speed, and preserves low-speed vibration damping.

Hinged arms and clearance-tuned bushings help a vehicle joint transmit torque smoothly while easing assembly, reducing noise, and compensating backlash.

A resin gear wall elastically shifts during fastening to create accurate shaft press-fit, reducing vibration, noise, and manufacturing cost.

A movable pressing surface loosens the wedged engaging member, making reverse-lock release easier while still blocking back-driven torque.

Axial-only bearing support and a slotted input coupling position the wave generator without radial over-constraint or eccentric bearing loading.

A strut-mounted idler gear assembly enables counter-rotating propellers with a conventional transmission, cutting losses and easing service.

By limiting operating angle and tuning cage offset, this propeller shaft CV joint reduces size and weight while improving durability and vibration.

A movable coupling and pushing member changes drive output inclination to improve drum force transmission and smooth cartridge mounting.

Overlapping projections and elastic buffers absorb torsional vibration while preserving torque transfer if buffer elements fail.

A deformable coupling absorbs axial center deviation and converts torque into axial force to stabilize friction transmission under external loads.

An elastic boot with integrated restrictors holds CV joint members during handling and assembly without adding separate retention parts.

Ground spring ends create pulley decoupler unbalance; a hub counterweight offsets it to reduce vibration and generator bearing loads.

Small, gradually increasing ball-track opening angles cut reaction forces and friction while keeping cage control stable at low articulation angles.

A segmented metallic-insulating coupling blocks eddy and common mode current paths while preserving high torque transfer and spline wear resistance.

Flat face-to-face torque surfaces replace balls and rollers in a universal joint, cutting wear, backlash, and failure in down-hole drilling.