Servomotor Components TRIZ Cases

A thermally coupled communication passage warms the load pressure passage, improving variable displacement pump response during warm-up.

Pressure-switched valve control in the sensing oil passage stabilizes pump discharge, prevents hunting, and avoids precision throttling.

A sampling-line temperature sensor lets the controller correct solenoid valve signals and keep hydraulic actuator flow control accurate as fluid temperature changes.

Internal channels and flow-control valves in one hydraulic block cut external connections, reducing leak points and simplifying installation.

By merging the valve and manifold into one structure, this case cuts assembly time, lowers leak risk, and supports modular fluid delivery.

A tethered hydraulic piston pump moves between abrasive-material reservoirs while a compressible sleeve cuts pulsation and wear.

Internal spool supply passages replace notch-limited flow paths, raising hydraulic oil delivery to actuators while improving hysteresis.

Multiple venting resistances let a pneumatic piston adapt deceleration to load and orientation, reducing jolts and shocks.

A tapered spool passage balances fine oil flow control with spool rigidity while limiting air bubble buildup and erosion.

A shared optional hydraulic valve adds a larger return opening for breaker use, cutting back pressure without extra selection valves or piping.

Partial thread engagement with a securing device sets the hydraulic valve operating point precisely while reducing machining and assembly effort.

An integrated check valve inside the slide body relieves residual pressure with fewer parts, reducing valve size and assembly effort.

Form-fit sections and movable clamps enable quick, fault-free coupling of a single-use valve block to a reusable drive mount.

Integrated overcenter and overpressure valves enable one fluid delivery to complete both strokes while smoothing reversal and limiting pressure peaks.

Motor torque is reused to pre-adjust pump pressure before valve opening, preventing axis movement and simplifying hydraulic load holding control.

Redirects contaminated exhaust air from a pneumatic actuator to a hidden outlet, protecting internal parts and preventing exterior soiling.

A switchable valve distribution block feeds multiple lifting actuators through one controllable valve, cutting lines, controls, and failure points.

A movable valve switches return-line flow between pump supply and tank discharge to maintain pressure and reduce cavitation in hydraulic actuators.

An accumulator and coordinated control valves damp load oscillations in work machines, improving stability and allowing higher operating speeds.

A rotating pressurizer assembly concentrates centrifugal force to create adjustable thrust in multiple directions without contact or friction.

Auxiliary pressure from a third oil passage speeds check valve closure when the electric oil pump stops, preventing oil backflow.

A dual-spring steel-ball valve vents air at low chamber pressure differences, reducing leakage and preserving steering sensitivity.

Pre-adjusting motor output before valve reopening matches cylinder pressure, preventing axle movement and cutting servo power use.

A bypass valve adds a parallel fluid path to handle asymmetric actuator flow, cutting main valve size, weight, and instability.

A pilot-operated valve opens reservoir flow when hydraulic flow exceeds a threshold, enabling faster cot lifting without excessive cylinder pressure.

Integrally formed manifold and valve sections reduce fasteners, leaks, and assembly time while supporting scalable fluid delivery modules.

Electronic proportional valves and a parallel flow path simplify hydraulic control, cutting valve complexity and system size.

Face-contact fluidic modules replace fixed valve blocks with customizable, sealed flow routing that cuts piping and improves chromatography flexibility.

A tilted internal conduit layout cuts hydraulic load losses while helping a monoblock excavator valve resist overpressure and leaks.

Segmented piston diameters and optimized grooves lower contact pressure, resist clogging, and extend hydraulic hammer piston life.

Independent meter-in and meter-out valve control manages regenerated return flow to balance actuator speed and thrust in combined operation.

A bypass line routes pressurized fluid around the tilt valve so auxiliary attachments keep receiving flow during simultaneous lift and tilt operation.

A smaller second flushing valve passage increases pressure drop for quicker valve switching and more responsive swing deceleration.

A differential proportional valve replaces multiple mould-control valves to simplify oil paths, improve stopping precision, and cut energy use.

A differential proportional valve replaces multiple mould-control valves to simplify oil paths, improve precision, and cut energy use.

Mode-based bleed-off valve control preserves smooth manual excavator operation while preventing flow shortages during automatic control.

Separate throttling and unloading paths stabilize hydraulic buffering, cutting pressure impact, energy loss, and heat buildup.

Asymmetric inflow and outflow control edges restrict cylinder outflow under pulling loads, cutting hydraulic energy losses in wheeled loaders.

Dynamic deviation and flow force estimation improve hydraulic valve stroke control accuracy without relying on static spool equilibrium.

Bypassing and splitting pump flow lets a scissor lift hold precise low-speed lifting control without running the hydraulic pump below its safe speed.

Built-in throttle and pilot check valves in head and rod covers control cylinder speed while reducing external parts and machining complexity.

A load-sensing priority valve splits pump flow between steering and implements to suppress shocks, preserve control, and cut hydraulic energy loss.

A bellows rubber cylinder replaces sliding seals to pump fluid without contact friction, extending consumable life and preserving fluid purity.

Pump flow and pressure switch valve paths to supply multiple vehicle fluid consumers with fewer parts, less weight, and simpler control.

Dynamic differential-pressure control adjusts valve opening during swing-stick interlocking to preserve swiveling power and stable cylinder flow.

A self-holding pneumatic valve lets the bobbin creel complete its lift after brief actuation, then auto-depressurizes the cylinder.

A spool-poppet valve uses higher-pressure feedback and a lead-out pressure chamber to shut quickly and keep load spikes off the pump source.

A check valve manifold lets subsea regulator outlet pressure bleed back to supply, enabling gate valve actuator closure in mixed-pressure circuits.

Segmented outlet ports and triangular notches let the rotor vary open area progressively, improving low-flow pressure control and metering.