Yielding Coupling TRIZ Cases

An axially shifting splined diaphragm coupling transmits torque while accommodating misalignment and reducing cyclic stress and wear.

PCD bearing surfaces paired with catalyst-containing metal joints reduce graphitization, wear, and failure under high loads and temperatures.

A deflectable yoke feature blocks pinch bolt access until the pinion shaft reaches the correct axial position, preventing misassembly and extra inspection.

Spherical concave torque surfaces and a separate spring housing reduce axle stress, wear, and alignment loss in universal joints.

Integrated composite flange plates handle angular and axial tolerances while reducing corrosion risk, weak interfaces, and part count.

Wedge-driven yoke arm expansion centers the cross shaft before cup bearing press-fit and caulking, reducing axial gap, noise, and torque variation.

A cylindrical central connector uses spherical concave surfaces and a separate spring opening to reduce wear, misalignment, and axle breakage.

A reversible saddle lets one driveline coupler fit square, round, or triangular shafts quickly in the field without shims or extra variants.

Axial compliance in a gas turbine bore seal tube limits wear and binding from vibration and thermal expansion while keeping hub compartments separated.

A curing adhesive eases shaft insertion into the wheel bearing, then raises friction after curing to boost CV joint torque transmission.

Radial spring restrictors built into the drive coupling and relay member keep detachable-unit couplings aligned without added parts or size.

Rigid plastic caps with a bearing-supported rotating structure cut wear in double Cardan joints while preserving cross-shaft rotation.

A bearing-shaft damper assembly stabilizes cam rolling contact, cuts friction from roller clearance, and improves torque transmission and assembly.

A spring-biased coupling and regulator replace direct gear drive to keep developing roller rotation uniform and simplify cartridge engagement.

A vacuum-actuated wrap spring clutch engages the vehicle vacuum pump only when conduit pressure drops, cutting energy use without electronics.

Hinged plates and a bolt-driven clamp compress flexible couplings uniformly for easier installation and removal without overstressing.

Pivoting, sliding rigid linkages transfer torque across angular, radial, and axial offsets while elastomeric damping reduces stress and vibration.

Hot forming defines jointed shaft functional surfaces directly, removing cold calibration to cut cycle time, cost, and process complexity.

An oscillating ring gear keeps the bicycle chain aligned during gear shifts and high torsion, cutting friction, wear, and frame stress.

A flywheel-mounted flange keeps the combine header knife driveline stable while making the universal joint lighter and easier to service.

A lock pin and snap-ring mechanism secures a CV housing to a transaxle, then releases it for repair without sacrificing torque transfer.

A sliding sleeve and stop member reroute dual-pipe makeup loads to the outer drive shaft, protecting inner shaft bearings from axial damage.

A double centered universal joint at the wheel end cuts package space while needle roller bearings support torque, axial travel, and service life.

A strain wave gear set and resilient coupler multiply steering torque in tight spaces while damping oscillations for small vehicles.

A cambered gear coupling lets modular power tools transmit torque while tolerating axial misalignment and different module lengths.

Two ball track types let a constant velocity joint keep high torque transfer at large deflection angles while reducing frictional losses.

A flexible and rigid ring isolation module decouples the actuator housing from the torque support to cut motor and gearbox noise.

A locking bearing and clutch cog divert backdriving loads, then decouple the output shaft under excess torque to protect active aerodynamics actuators.

An inward-inserted elastic snap ring lets engineers verify shaft engagement from outside and helps prevent pull-out during assembly.

A pressed-member clutch structure controls engaging-element forces to block reverse torque while allowing easy release from locked states.

Variable inner track center lines and spherical cage guidance even out ball stress at higher deflection angles in compact vehicle CV joints.

Elliptical track transitions create a restoring moment that limits roller tipping in tripot joints, preventing locking, wear, noise, and vibration.

A friction-based clamping mechanism boosts force transfer during clutch actuation while allowing relative movement for wear compensation.

A wedge member and dual followers replace steel balls to tune contact pressure while blocking reverse torque in vehicle seat actuators.

Shifting the balls' center of gravity off the joint center plane improves force distribution and cuts internal friction at large articulation angles.

A threshold-activated additional damper lets transmission torsion damping shift from single to parallel spring action for wider oscillation control.

An elastic member bridges assembly gaps in a reverse input blocking clutch to suppress output looseness, noise, and positional deviation.

An axially shifting splined diaphragm coupling handles angular and axial shaft mismatch while reducing cyclic stress, axial force, and maintenance.

A movable coupling engages the driving shaft directly to keep developing roller rotation uniform and simplify cartridge mounting.

Elastic flexure elements replace bearings to deliver ±16° multi-axis rotation while supporting 1,000 lbf loads without wear or lubrication.

Axial protruding portions let stopper cutouts extend circumferentially, widening torsion angle and improving rotational fluctuation attenuation.

A splined telescoping shaft balances tool clearance and bending stiffness while allowing controlled collapse to prevent buckling in crashes.

A flexible shaft and coupling layout compensates intermittent torque changes, cuts engine packaging, and improves overspeed response.

A split flange coupling uses resilient elements and alternating fasteners to handle larger misalignment without lubrication or contamination.

Pivoting, radially movable engaging elements help a reverse input blocking clutch shift smoothly from locked to unlocked while maintaining torque blocking.

A spline hub and shaft with a housing pin lets the steering column stow for easier entry while preventing wheel rotation.

Combined gasket and radial seal members let grid coupling seals be replaced without hub removal, reducing damage risk and maintenance time.

Resilient retaining arms lock into a circumferential groove to secure splined axle and propeller shaft joints without tools or high force.

A U-shaped rotor drive key dovetails with the wheel boss and uses axial fasteners to resist loosening from heat cycling and vibration.

A stub shaft with added bearings and a torsional coupler stabilizes gear mesh and absorbs shock in rear-installed marine propeller shafts.