Clutches TRIZ Cases

A hollow tubular shaft paired with wear-resistant drive elements cuts transmission weight while preserving fatigue and wear resistance.

A hollow shaft and segmented drive-unit layout cut transmission weight while preserving fatigue and wear resistance for demanding use.

A radial oil channel feeds lubricant from the fixed housing to rotating splines, overcoming centrifugal limits and reducing wear.

An internal bore and outlet orifices route shared oil to the gearbox spline, improving lubrication, cooling, and shaft durability.

A hydraulic cylinder, valve, and actuator limit and damp shifter or clutch motion to give automatic transmissions faster, manual-like control.

An adjusting ring with grooves, seals, and lubrication protects escalator bearings from dirt and moisture, easing removal after service.

Brake-held shaft torque monitoring estimates the clutch slipping point when a gearbox speed sensor fails, enabling accurate gear engagement.

Direct control rod torque sensing with a torsional spring and Hall sensors flags tail rotor bearing degradation before seizure and cuts inspection time.

An external sensor housed in a tubular end fitting detects steering bellows leaks early without obstructing flow or compromising sealing.

Output speed feedback and clutch pressure modulation damp transmission shaft oscillations, reducing vehicle shudder without mechanical dampers.

Half shells clamp both shafts with radially inward force to transfer torque by friction, avoiding pin shear and pump or motor unmounting.

A torque-limited clutch and offset gear let autonomous steering hand over smoothly to manual control while preserving backup steering capability.

Elastic spring engagement in tooth gaps and annular grooves cuts rattling noise and keeps the brake assembly centered and backlash-free.

Radial inward oil feed uses centrifugal force to lubricate serrated shaft-hub connections more reliably while cutting oil use and space demand.

A hollow pinion shaft lets the intermediate shaft pass through, cutting coupling parts and simplifying rail vehicle assembly and maintenance.

Outer-diameter U-shaped disks welded into a smooth coupling cut weight and manufacturing complexity while protecting critical areas.

Pressure-triggered valve actuation holds clutch pressure and hydraulic tightness while cutting pump energy use in hybrid drivetrains.

Skipped teeth and a matching cutout prevent false engagement in torque tube and bell crank assembly, reducing misalignment damage.

A coaxial recess in the fork-side shaft end shields the sensor from dirt and fluids while preserving fork shaft strength and service access.

Skipped teeth and cutouts in a Hirth coupling prevent one-tooth torque tube misassembly and fastener shearing during vane assembly.

Biased spring-pin coupling members absorb spline backlash to cut noise, vibration, and wear while still allowing disassembly.

A pre-travel clutch inspection uses potentiometer feedback to prevent link collision damage while keeping the drive system compact.

A chambered splined coupling uses pump-fed hydraulic oil flow to prevent grease loss, reduce wear, and support compact vertical assemblies.

A conductive interface between the CV joint outer race and flange improves heat transfer without enlarging contact areas or complicating assembly.

Non-circular inner ball tracks and sub-30° alignment offset hardening distortion, cutting ball play to improve NVH and joint life.

An annular spring in a toothed shaft-hub brake connection removes radial play to suppress rattling noise during speed fluctuations.

Accumulator pre-charging and check valves keep clutch pressure stable while lowering system pressure and pump energy use.

A flexible shaft-rotor coupling lets steer-by-wire systems pass end stops without sticky peak torque, improving steering feel and control.

A rigid retainer with an axial elastic element absorbs shaft misalignment and thermal expansion while preserving precise exhaust-valve positioning.

Heterogeneous spring members and a cantilever absorber isolate motor and lead screw vibration in HUD drive modules while cutting weight and cost.

A check ball and spring cap balance oil pressure so the clutch regulator valve shifts faster while maintaining added engine power.

A seal ring nested in a Hirth coupling groove blocks process fluid ingress, limiting corrosion and centrifugal-force damage in compressor rotors.

Internal grease channels feed lubricant directly to ball-joint sliding surfaces, cutting wear, blocking dirt ingress, and extending service intervals.

A cantilever absorber and heterogeneous springs cut motor and torsional vibration in HUD drive modules while reducing absorber weight and cost.

Two separate H-bridge supply voltages keep the rail decoupling actuator in a safe return state and allow uncoupling only on request.

Closed-loop hydraulic pressure control uses shaft speed ratio feedback to smooth PTO clutch engagement and compensate for wear-related jerks.

Spring elements let one pulley lock into notched tube ends or compress flush for smooth tubes, cutting part variants and storage cost.

A resilient three-ball pin coupling compensates worm shaft misalignment, absorbs vibration, and limits backlash in steering torque transmission.

A multilayer aramid-braided hose and angled connector geometry keep transmission oil lines sealed under high pressure, temperature swings, and vibration.

Dynamic clutch engagement based on working equipment state helps a wheel loader recover from excavation stalls and keep moving efficiently.

Output speed sensing and targeted clutch pressure modulation damp transmission shaft oscillations and reduce vehicle shudder without mechanical dampers.

Vibration sensing, demodulation, and FFT isolate slip-clutch impulses on a corn header for more accurate detection in noisy harvesting conditions.

Sequential damping stages and a centering bearing raise torsional stiffness with load while sealing spring grease and resisting axial and radial forces.

An integrated cap cleans debris from the drive shaft while protecting the transmission opening and oil seal ring during assembly.

A polymer-coated metal driver uses a compressible interference fit to eliminate backlash and running noise without lubrication.

Wireless torque mapping lets a processor replace mechanical clutch feedback with configurable alerts and motor control in multi-speed power tools.

A split dorsal and front seat structure cuts torsional damper mass and manufacturing cost while preserving spring support and pivot function.

A split wheel body and hollow sleeve replace keyed shaft grooves, securing wheel position while improving sealing and cleanability.

A metal dorsal part paired with a synthetic frontal part cuts torsion damper seat weight and cost while preserving high-torque operation.

Dynamic clutch torque control lets a limited-slip differential adapt to road conditions while preserving the natural feel of a mechanical LSD.