Plug Valves TRIZ Cases

A variable orifice rotary valve controls gas flow through tapered cutouts and rotational alignment.

A spring-biased actuating mechanism uses a locking member to hold an actuator drive in place until seismic sensors trigger release.

An integrated valve seat within the ball body utilizes piston effect techniques to maintain sealing contact with the bore.

A drain valve features a rotatable angled outlet that controls fluid flow while allowing independent tubing orientation adjustments.

A shielding plate intercepts liquid particles in semiconductor process pipes before they reach the pressure control valve.

Segmented resilient elements in a switching drum seal prevent transport tangling and simplify assembly while maintaining sealing contact.

A rotatable actuator switches discrete air channels to adjust the effective cross-section of an air dryer flow path.

Segmented housing protects the motor from moisture to prevent short-circuit damage in electric valves.

Flexible oblong collet members engage rectangular shafts to eliminate lost motion during torque reversal in rotary valves.

A through-hole plug uses a flared nut to compress an elastomeric body into a mushroom shape for secure installation.

A valve uses a rotatable ball segment seal to interrupt fluid flow.

A ball valve uses a dynamic sealing configuration with a ramped surface and spring-biased o-ring to adjust sealing force based on pressure conditions.

An asymmetrically machined sphere blocks flow while permitting expansion relief through a dedicated outlet.

Direct actuation of a rotatable drum eliminates linkage play and control hysteresis in adjustable valves.

Segmenting the valve member into a hollow sphere and cylindrical sleeve resolves crushing resistance versus manufacturing cost.

Integrating the sealing surface and bearing elements into one rotatable unit reduces component count while minimizing uneven seal stresses.

Radial biasing of a thin-walled metal sealing member prevents bulging and reduces leakage in regulating valves.

A ball valve sleeve with a racked channel interfaces with a gear to enable coaxial rotation and two-hand operation.

A spray gun connector uses a one-way valve to equalize pressure in the paint container during gravity feed operation.

Radial keyways and coupling cavities in the valve body allow the bonnet to twist open, preventing damage to seats during repair.

A rotatable valve structure houses a movable ball check to enable bidirectional fluid flow control within the assembly.

A PTFE seal incorporates spiral-shaped recesses to impart elastic deformability for fluid valve applications.

Notch sets and annular recesses create multiple turns in the fluid flow path, managing pressure drops to prevent cavitation and erosion damage.

A regulating valve obturator uses a biasing pin to maintain radial sealing force against the housing wall.

Integrated internal conduits connect fluid pressure outlets to a differential pressure sensor on the valve body exterior.

A metering purge valve integrates fuel control and anti-coking purging in a single assembly.

Silicon-copper alloy piping components maintain mechanical strength at elevated temperatures while eliminating lead content.

A z-valve folds vanes into a compact shape to minimize obstruction in elevated rail pipes.

A solenoid valve opens fluid flow when a light switch activates, using wireless signals to link electrical control with plumbing.

Inverting standard geometry, a protrusion on the hard valve body bites into the soft seat to prevent rotation while reducing processing labor time.

An outer actuator sleeve drives a connecting member to rotate the closure ball, isolating torque forces from high internal fluid pressure.

A rotary valve handle integrates a pivotable locking member biased by a torsion spring to latch into a top flange notch.

Internal chambers regulate air flow via adjustable orifices, eliminating external dip tubes and needle valves for precise sewage transport.

An integrated drill cleans the orifice while restricting gas flow, reducing bleed rates by 70%.

A recessed seal extends beyond a body bore to contact a closure surface for reliable sealing in high pressure flow devices.

Tungsten carbide coatings on the thrust plug distribute contact stresses to prevent disc binding and extend valve lifespan.

A disposable dental valve uses a rotatable sealing body to align its bore with the lumen for secure vacuum connection.

Horizontal rotation of a spherical plug reduces torque requirements and cavitation damage in high-pressure fluid control systems.

Articulating shutters respond to respiration pressure changes, eliminating lag and reducing wearer fatigue.