Plug Valves TRIZ Cases

See how a cartridge-type ball valve merges refrigerant passages into the housing to eliminate s

See how a rotatable valve body with dual expansion grooves integrates multiple expansion functi

See how a preassembled connection housing, shaft, and spherical control surface insert as one u

See how merging heat exchanger and valve assemblies into a unified refrigerant module reduces a

See how pressure and valve-position sensors replace direct flow sensors to determine flowrate i

See how a rotational valve body eliminates linear movement space in refrigerant piping plates,

See how a four-way ball valve uses three sealing seats and one unsealed high-pressure inlet to

See how a sealing ring holder with pre-assembled valve element and elastic sealing rings enable

See how pressure differential and valve stem displacement measurements replace direct flow sens

See how elastic abutting assemblies and positioning grooves enable tactile gear-based firepower

See how a segmented gear switch with discrete positioning structure simplifies plug valve desig

See how integrating the rotation stop into the housing bore eliminates external components, red

See how a six-port valve merges expansion, check, and direction control into one component to r

See how pressure and displacement sensors replace direct flow sensors in HVAC valves, enabling

See how a rotatable ring with O-rings eliminates anaerobic sealants, reduces assembly space, an

See how a single O-ring sealing element enables valve rotation to compensate for pressure chang

See how a thickened lip portion on the seal member prevents rapid wear and catching during inle

See how a segmented L-shaped housing design with conical geometry reduces material usage and as

See how two three-way expansion valves enable multiple heat management modes—cooling, heating,

See how magnetic coupling enables wall-embedded valve control without surface penetration, pres

See how a reversible plug-type valve with opposing ports enables right-hand or left-hand plumbi

See how a unified expansion tank assembly merges isolation valves, tees, and mounting brackets

See how a rotatable valve body replaces linear movement in refrigerant pipe units, eliminating

See how asymmetric handle stops and opposing plug seals enable reversible isolation valve opera

See how a two-stage rotating lid prevents unintended opening, while an integrated pumping unit

See how a two-stage rotating lid prevents unintended opening during carrying while a detachable

See how a flange-coupled valve actuator uses segmented assembly and seal rings to fit standard

See how a pre-assembled spherical control surface unit inserted through a single opening reduce

See how a dual-valve tee with primary and secondary ports enables Schrader valve core removal a

See how separating flow switching from flow regulation using a 3-way changeover valve and dedic

See how merging plug and proportional valves into one body maintains dual sealing structures wh

See how a four-way valve uses air passage structure and high-pressure medium to press the seali

See how a motorized discharge valve with microprocessor control automates limescale removal in

See how a single valve element with throughlet and expansion recess enables bidirectional refri

See how a tapered closing member with local thickness variation reduces pressure forces, enabli

See how a balancing valve integrates a second through-hole by-pass passage to enable maintenanc

See how a 3/2-way expansion valve merges cutoff and expansion functions into one element, reduc

See how a continuously rotatable valve core with flexible sealing reduces wear and leakage whil

See how a manual gas valve uses an internal spring at constant installed height to maintain sta

See how a multipath ball valve merges multiple valve functions into one housing to reduce refri

See how concentric outflow and return conduits with heat exchange eliminate static water volume

See how a compact cylindrical valve with two integrated valve elements enables independent heat

See how a plug valve with change-over switch and driving mechanism enables automatic fire contr

See how a dual-valve tee enables Schrader valve core removal and replacement in HVACR systems w

See how a piston plug valve integrates stop, metering, and check functions to reduce valve coun

See how a modular valve cartridge with bayonet fixing enables remote water control and easy mai

See how a nested bypass conduit with varying cross-sections enables pressure equalization in mu

See how an internal spring with constant installed height applies consistent force to the valve

A nested pressure regulator beneath the ball shutter cuts valve length while maintaining stable flow and temperature control in HVAC systems.

A bypass recirculation path drives depurated coolant back through passage ducts to remove lubricant residues and prevent contamination.

An arcuate Hall sensor array and rotating magnetic source enable precise off-axis valve position and flow rate detection without contact.

Pressure feedback from multiple plant sections adjusts the check element to keep conditioning plant flow aligned with reference values.

Opening grooves and a sleeve protrusion shape the required flow curve while balancing valve rod pressure and improving sealing stability.

A sliding adapter and O-ring seal let a shower bar fit different wall thicknesses and pipe positions without stressing the water supply pipe.

Differential-pressure elastomer seals replace metal springs and interference fits to cut valve torque, wear, and leakage.