Fluid Gearings TRIZ Cases
- Torque Converter Thrust Washer With Integrated Fluid Flow Paths
A plastic thrust washer combines axial load support with three fluid passages to separate chambers and cut torque converter part complexity.
- Double Diaphragm Spring Engagement for Torque Converter Coasting
Two diaphragm springs work in series to raise coasting thrust for lockup clutch engagement while limiting drive-condition hysteresis and torque.
- Lock-Up Clutch Sealing Gap for Torque Converter Cooling
A controlled sealing gap redirects hydraulic fluid along lock-up clutch friction surfaces to improve cooling without added converter complexity.
- Centered Lock-Up Clutch Assembly for Torque Converter Vibration Control
A centered hub, bearings, and torsional damper cut torque converter vibration and assembly complexity while preserving lock-up efficiency.
- Rotational Damper Spring Layout for Backlash and Vibration Reduction
Alternating spring contact points support both rotating members, reducing circumferential backlash and vibration despite alignment errors.
- Torque Converter Lock-Up Clutch Assembly Without Seal Ring Heat Damage
Crimped rivets replace projection welding in a torque converter lock-up clutch, preserving seal rings while maintaining strong fixation.
- Hydraulic Torque Converter Winch Layout for Stable Dynamic Compaction
A modular torque-converter winch layout enables stepless torque and speed change while reducing pressure fluctuation and maintenance difficulty.
- Torque Converter Lock-Up Damper Stopper Retention Structure
An axially sandwiched output member keeps the lock-up damper stopper from disengaging, preserving twisting angle regulation and torsional damping.
- Three-Pass Torque Converter Layout Without a Forged Pilot Hub
A seal plate and separate apply chambers remove the forged pilot hub, simplifying three-pass torque converter flow control and clutch engagement.
- Flexible Torque Converter Clutch Plate Without a Hub
A slotted clutch plate connected to the turbine shell removes the hub, simplifies bonding and machining, and maintains lock-up torque transfer.
- Torque Converter Pilot Flow Plate for Hubless Cross-Flow
A stamped pilot flow plate replaces the cross-flow hub, cutting torque converter cost and complexity while maintaining pressure-chamber fluid routing.
- Torque Converter Seal Plate Cross-Flow Without Hub Drilling
Integrated seal plate flow paths replace cross-drilled hubs, cutting torque converter cost and complexity while maintaining clutch chamber fluid control.
- Three-Pass Torque Converter Flow Paths Without Cross-Drilled Hubs
A seal plate and flow plate create separate clutch pressure paths in a three-pass torque converter, cutting hub cost and cross-drilling complexity.
- Torque Converter Lock-Up Weld Joint for Low-Distortion Piston Support
Butt welding the oil chamber plate to the sleeve cuts heat distortion and bead formation while preserving joint strength in piston support areas.
- Integrated Turbine Lock-Up Clutch for Simpler Torque Converters
A turbine-integrated lock-up clutch removes the hub, simplifying apply and cooling flow paths while cutting torque converter cost and complexity.
- Torque Converter Clutch Piston Positioning for Smoother Lock-Up
A mechanical positioner pre-positions the torque converter clutch piston to speed lock-up and reduce vibration and noise during drive-coast transitions.
- Polymeric Torque Converter Turbine Assembly Without Brazing
Polymeric shell elements joined by welding or adhesive bonding simplify torque converter turbine assembly while maintaining strength and damping torsional vibration.
- Torque Converter Clutch Assembly With Integrated Fluid Diversion
A single connector links the dam plate, piston plate, and fluid diversion plate to cut welding steps while preserving four-pass lock-up clutch function.
- Torque Converter Cross-Flow Chambers With Simpler Clutch Fluid Routing
Press-fit chamber surfaces and through-bores simplify lock-up clutch fluid routing in a torque converter while reducing component cost and complexity.
- Launch Damper Clutch Plate for Lower Hysteresis Torque
A unitary clutch plate merges the clutch drum and damper input members to allow larger springs, more angular travel, and lower transmission noise.
- Torque Converter Flow Control Assembly for Stable Clutch Apply
A through-bore flow control assembly regulates pressure between apply and release chambers for repeatable torque converter clutch engagement.
- Three-Pass Torque Converter With Integrated Turbine Clutch Control
Separate first, second, and third pressure chambers give an integrated turbine clutch finer engagement and disengagement control with lower complexity.
- Hydrodynamic Coupling Pressure Control With Swirl Retarding
Swirl blading retards pressure-medium rotation to balance piston-side pressures and enable clean clutch engagement in a compact coupling.
- Torque Converter Clutch Seal Plate for Two-Pass Flow Control
A reed-valve seal plate manages two-pass clutch apply and release flow, cutting torque converter complexity while preserving controllability.
- Two-Pass Torque Converter Seal Assembly for Controlled Clutch Apply
A spring-loaded seal assembly meters flow between apply and release chambers to stabilize piston plate movement during clutch closure.
- Transmission Input Shaft Geometry for Seal-Safe Torque Converter Assembly
A stepped input shaft aligns through the bush before seal contact, preventing seal ring damage during torque converter assembly.
- Centered Lock-Up Clutch Layout for Smoother Torque Converter Coupling
Hydraulic passages and a centered lock-up clutch smooth torque transfer while reducing vibration, noise, and energy loss in torque converters.
- Torque Converter Stator Side Plate Attachment Without Weakening
Anti-rotation tabs and staking lock the side plate to the torque converter stator while avoiding material removal that can cause cracking.