Plug Valves TRIZ Cases

An air delivery device applies fluid pressure pulses to the mouth cavity using controlled airflow occlusion and vibration.

Hydraulic lifting separates the plug from its seat before rotation, eliminating mechanical wear and ensuring reliable operation under high thermal loads.

Cover employs segmented posts and hook portions to fixate faucets securely while allowing easy detachment for maintenance.

Dual chamber orifice fitting uses an eccentric plug member to form a fluid tight seal without grease.

Segmented wedge seals and PTFE liners prevent lubricant contamination while enabling in-field O-ring replacement.

Axial spring preload on a curved sealing ring ensures uniform contact pressure, resolving leakage risks from non-uniform force distribution.

A valve assembly with a rotatable shutter adjusts cooling liquid flow rate based on angular position.

Lattice insert parts calm turbulent water flow to reduce noise generated by plastic hydro-block resonances.

Merges two sealing portions into one unit to simplify mounting and prevent fluid leakage from the tube connection.

A ball valve design with a drain opening and metallic thread allows controlled depressurization without additional fittings.

A quick change check valve system uses adapters and a collar mechanism to enable tool-free removal and installation of check valves.

Segmentation and nesting principles enable DIY installation of remote control on manual valves without disrupting water flow.

A valve uses a cam device to vary spacing between the sealing member and movable member during rotation.

Spring seats interlock to apply axial force, preventing weight-induced misalignment and leakage in vertical rotary valves.

A cylinder valve assembly integrates fill-dispense, on-off control, and overpressure relief subsystems within a single compact body.

A rotary fluid selection valve merges multiple channels into a single assembly to simplify parallel sample handling.

A hollow ball valve uses a thermoplastic outer layer on a metal core to reduce friction and wear.

Rotating shielding plates replace solenoid plungers to boost response rates and enable high-speed pickup of heavy paper sheets.

A ball valve design distributes pressure drops across multiple components to reduce shear-induced noise and cavitation.

A top-mounted reverse osmosis faucet assembly uses a toggle bolt for above-counter installation.

A multi-shutoff valve device uses steam barriers to maintain aseptic separation between fluid conduits.

An ultrasonic shut-off valve measures flow rate without moving parts, eliminating mechanical complexity and reducing pressure loss in building installations.

Segmenting the plug body and trunnion via a keyed dovetail fit enables distinct material choices while maintaining structural integrity.

Segmented flow channels in the control plate reduce device complexity while enabling precise fluid rate adjustment.

A rotatable valve body uses a spherical seal to regulate coolant flow in electric vehicle battery packs.

An angled partition in a T-shaped passage divides viscous and fluid components of non-Newtonian liquids to resolve asymmetrical distribution defects.

External handle and display enable flow presetting without actuator removal, resolving cramped space access issues.

Segmented chambers reflect acoustic energy to disrupt sound waves, reducing noise amplitude without restricting fluid flow rates.

A resilient member applies force to a coated face seal piston, reducing friction and leakage in thermal management valves.

A ball valve seat assembly directs fluid through a secondary passage to maintain life-sustaining flow when the main valve is closed.

Channel switching members in a module base direct fluid paths, reducing control valve volume and maintenance complexity.

Dynamic pressure adjustment reduces heat generation and energy consumption during idle periods.

A stemless ball valve uses a planetary gear assembly to amplify torque from magnetic cartridges.

A spherical throttle element mates with an annular gasket to regulate fluid flow in cryogenic systems.

A magnetic valve uses coupled magnets to rotate spools for fluid control.

A fluid valve seal combines a graphite core with a thin metallic sheath to create a resilient sealing surface.

A liquid condition sensor circuit detects ultrasonic signal changes to monitor cleaning tank levels and dissolved gas concentrations.

Segmented elastic anti-leakage member transitions from linear to surface contact, maintaining sealing integrity under low temperatures and high pressures.

An integrated ball valve tap interrupts fluid flow without shutting down the pipeline, enabling downstream equipment maintenance.

A valve cage supports the sealing element to prevent sagging into the valve member opening.

An integrated oxygen regulator combines pressure and volume control within a single housing to stabilize gas flow.

A ceramic plug head assembly uses a frustroconical sleeve to apply radial compressive stress.

A lead-free plumbing fitting uses a welded cover element to join the body while maintaining low thermal conductivity.

Integrated elastic seal compensates for wear and maintains pressure, resolving complexity issues in rotary valve assemblies.

A brass shut-off valve uses an integral abutment stop to constrain shutter rotation within a compact one-piece body.

A rotating valve member modulates cooling air distribution between flow paths, resolving precision and complexity trade-offs in turbine engines.

A vulcanized rubber sealing body and holding body surrounded by a deep-drawn metal shell provide structural support for tilting armature valves.

Segmented chambers in the pump isolate flow segments to maintain volumetric precision despite elevation changes.

A spherical obstructer valve integrates a rotating turbine rotor to convert fluid kinetic energy into mechanical work.