Yielding Coupling TRIZ Cases

Concave bottom curvature in cardan shaft teeth retains lubricant and distributes contact pressure, reducing wear during high torque transmission.

Buffer portions in the worm shaft coupling absorb inertial forces to prevent uncontrollable movements that generate noise.

Grooved pins and sliding dowels remove shear-prone bolts, reducing maintenance in mining machinery.

A universal joint jaw design featuring a coaxial through hole enables efficient broaching operations.

Segmented transmission elements distribute axial loads and eliminate stress concentrations that destroy shrink-fit roll bodies.

A cable mechanism uses a threaded stud to adjust tension for supporting building structures.

An integrated elastic gear module houses the spring inside the gear structure, reducing actuator volume and improving rigidity without separate components.

Recessed indentations in the torque converter cover reduce axial extent and distribute stress concentrations for improved mechanical efficiency.

Screw nut mechanism transitions sliding joint to rigid connection, resolving torsional rigidity trade-offs during steering column assembly.

An oscillating coupling adjusts position between mismatched shafts to eliminate backlash noise while maintaining smooth torque transmission.

Twisted elliptical convex and concave members align centroids to eliminate backlash and minimize corner damage during photoreceptor drum rotation.

Pivoting seats with optimized arc angles prevent ejection and reduce shocks in torsion damping devices operating above 1200 rpm.

A connecting member with resilient arms and restricting portions enables a rotational force receiving member to swing freely within a defined angle range.

Replacing PEEK with polyamide composites and adding reinforcing ribs minimizes shrinkage defects during injection molding.

A U-shaped clamp yoke uses a slot extending through the base aperture to create controlled elasticity in the metal structure.

Segmented oval grooves guide eight balls to maintain concentricity, preventing telescoping while enabling large angular movement.

A split boot design uses a zipper closure along the axial seam to simplify installation and reduce repair time.

A tripod joint roller bore uses cylindrical and constricted sections to pivotably retain journals while limiting axial displacement.

A coupling device with spherical heads and grooves accommodates motor misalignment in electric power steering systems.

A universal joint uses coaxial cylindrical bands joined to torsion bars that transmit rotational motion through elastic deformation.

Segmented spring sets and turbine inertia counteract engine vibrations transmitted to the transmission.

Spline couplings and U-joints eliminate bolted flanges in aircraft torque tube assemblies, accommodating wing flexing while maintaining structural integrity.

Radial expansion of a retaining member secures shaft splines against misalignment vibrations while simplifying pinion shaft assembly complexity.

A composite driveshaft incorporates a virtual hinge to accommodate axial changes while transmitting torque.

A centrifugal clutch mechanism switches between locked and unlocked states based on rotational speed to manage power transmission dynamics.

Isolator bushings absorb engine firing pulse vibrations in damped primary drive sprockets, eliminating complex axial compensators.

A radially expanding spring clutch moves rolling members between shaft grooves and outer surfaces to transmit torque.

Elastomer-coated noncircular shaft ends fill clearance gaps to reduce rotational noise while maintaining wear resistance.

An axially displaceable bushing secures the meshed components, simplifying assembly and reducing device complexity compared to multi-screw fastening.

Offset internal spline driving surfaces enable compatibility with multiple external hub splines, resolving adaptability versus complexity trade-offs.

Counter-rotating helical gears neutralize extreme gyroscopic forces during rapid turns, balancing torque distribution and extending bearing life.

Mechanical locking mechanism prevents gear reversal in miniature drives, eliminating freewheeling diodes and reducing manufacturing costs.

Secondary loop bundles fastened to support arrangements reduce axial space requirements while enhancing torque transmission capacity.

Segmented coupler arms with a shock absorber transmit high torque while self-centering shafts to prevent failure under extreme loads.

A hybrid torque transfer system splits rotorcraft shaft torque between a universal joint and a trunnion-driven path to achieve constant velocity rotation.

A universal joint bearing uses needle roller sets of different lengths to produce multiple width variations from a limited inventory.

A coupling assembly uses rotationally fixed bushings to eliminate nuts and increase torque density.

A lock-up device float member restricts radial movement of elastic members to transmit torque.

A vehicle transmission uses an intermediary gear to transfer torque from an electric motor while isolating the clutch unit.

Radially inward protruding keys expand sliding surface area in scroll compressor Oldham rings, reducing contact pressure and preserving housing strength.

An elastic bearing bush base applies axial pretension through convex pin end faces, reducing friction while maintaining steering precision.

A tubular shaft coupling guard uses detachable upper and lower portions to provide complete circumferential coverage around the rotational mechanism.

An integrated boot assembly eliminates external seals and vents, preventing lubricant leakage and contamination while reducing manufacturing complexity.

A telescoping handlebar brace with a compressible rubber insert absorbs impact shock through controlled extension.

A clutch disc assembly featuring a universal damper with an interchangeable hub.

Ball bearing protrusions replace sliding hinges to reduce friction and wear, ensuring stable pivoting motion.

A double cardan yoke joint uses inward flanges and a single axial weld to transmit torque while reducing assembly complexity.

Pins and rings shift to relieve twisting, preventing compression leakage caused by mismatched orbiting radii between fixed and orbiting scrolls.

Plastic bearing components replace metal sleeves in the articulating joint, resolving fatigue wear issues that shorten service life.

An intermediate interposed member with spaced axial projecting portions eliminates collision noise while radial projecting portions absorb brush vibration.