Lift Valve TRIZ Cases

Pressure equalization bores in pot pistons utilize medium pressure to assist coil springs, reducing actuation effort and minimizing media flow energy loss.

Switching valve merges leakage detection with steam sterilization, reducing structural complexity while maintaining sterility.

A spring ring valve seat articulates within an annular recess to create a tight seal under high pressure.

An annular ring covers the valve seat during operation, extending lifespan to 9-12 months and preventing powder accumulation.

A copper alloy valve uses welded press connections to join prefabricated housing components for fluid-tight assembly.

A butterfly valve seat cover minimizes movement via a radial alignment rib positioned within a body groove.

Locking ring grooves attach the seat post-coating, preventing corrosion and enabling seat replacement without masking.

A resonant electromagnetic measurement system determines valve position using a transmission arrangement, a movable resonator, and receiving electronics.

A double seat valve employs a flow divider to create negative pressure, preventing cleaning agent leakage onto seals.

A double-seat valve uses a throttle gap and deflection surface to guide seat cleaning flow into the outflow bore.

A valve disc with peripheral thickening maintains constant flow area to reduce losses.

Threaded connection aligns the stem while an adjacent weld prevents rotation, solving misalignment issues in incompatible materials.

A multi-piece flow control apparatus uses a sleeve to secure a valve plug tip and insert via compressive force.

Curved seat ring geometry distributes stress to reduce actuator torque and extend service life.

A composite butterfly valve housing uses short and long fiber layers to deliver high strength and low weight.

A plug head assembly uses an annular retention sleeve and clamp portions to secure a ceramic plug head against thermal expansion forces.

An adjustable sleeve valve modifies fluid mixture ratio through axial sleeve positioning within a sealed housing.

Dual discs on a common shaft prevent environmental contamination during separation, eliminating complex cleaning requirements.

An intermediary third valve minimizes turbulence and leakage during cleaning by preventing direct fluid entry into the leakage chamber.

A double seat valve uses an annular flow barrier to segment the leakage chamber and reduce internal pressure.

Threaded adhesive bonding joins a ceramic plug tip to a steel support member, eliminating high-temperature brazing costs and reducing thermal stress.

A spring-loaded O-ring seated in an annular groove eliminates inconsistent sheet stock finishes and labor-intensive assembly for accurate liquid metering.

A dual-element coaxial valve regulates blowing fluid flow and pressure using a single pressure source.

Integrated throttling openings manage pressure variations to prevent emissions and ensure stable distillation operation.

S-shaped curved track converts limited spindle rotation into rapid axial translation, resolving accuracy issues in tap status indication.

A thrust plate recess holds a wear-resistant coating to reduce friction and prevent binding under high vibration.

A seat ring retainer secures the valve seat using a threaded connection to minimize installation torque.

An annular sealing ridge on the valve seat compresses radially inward to prevent fluid leakage between the disc and body.

Segmenting the inner surface with a chemically resistant seal allows fiber-reinforced plastic rigidity while preventing chemical degradation.

A shut-off valve with a Z-shaped height offset in the valve seat directs flow straight through the housing.

A split coupling with a resilient member connects a metal valve stem to a ceramic member, preventing tensile damage from thread engagement.

Segmented guide sleeves enable quick seat replacement without special tools, resolving maintenance time losses.

A multilayer wear plate reduces friction in sliding valve components.

A resin flow rate control apparatus uses a stopper mechanism to regulate rod rotation and prevent axial thrust on the valve seat.

A uniflow steam engine design with pressure-actuated inlet valves and oil-free piston seals.

A micro-valve seat integrates a guide region to direct the valve ball movement and maintain precise sealing geometry.

Variable passageway cross-section prevents sealing deformation and leakage in sterilized liquid storage applications.

Integrating intermediate notches with reinforcing ribs allows aluminum plates to withstand hammer blows while maintaining compact size.

Disk valve routing connecting paths within housing parts eliminates external attachment parts, reducing device complexity while maintaining sealing integrity.

Segmented valve plate with a radially outward lip reduces actuation torque while maintaining tight sealing performance.

Displacing the valve rod by a partial stroke cleans areas near the seal while maintaining sealing contact, reducing abrasive wear.

A conical drive shaft and elastic spring element create a secure, non-rotatable connection between the valve disc and actuator.

A double seat valve uses an elastic rod seal to form a continuous annular gap for cleaning the tubular shaft.

Airfoil-shaped spokes reduce pressure build-up and backsplash during valve cleaning cycles.

Composite seal design resists pull-out forces under vacuum while maintaining inner sealing contact, eliminating split metal rings.

Homogeneous Ni-based superalloys eliminate galvanic corrosion between forged stems and cast bushes, preventing oxide film buildup.