Diaphragm Valves TRIZ Cases

Axially driven valve spindle couples to a pressure member via a plug connection and embedded fastener.

A membrane design embeds a data storage device within the elastomeric material to enable tool-free separation of electronic components.

Symmetric inlet holes cancel moments on the main valve body, preventing inclination caused by uneven inlet pressure.

Staggered third plate vent holes reduce flow path resistance and increase total area, maintaining high gas flow rates.

Alternating fluid passages prevent stagnation and freezing without heating energy, ensuring reliable conductivity measurement.

A single-piece tap merges an elastic pushbutton with the support body to simplify assembly and lower manufacturing costs.

A diaphragm-sealed valve plunger uses a resilient middle element to compensate for temperature variations.

Constant cross-sectional flow channels reduce pressure loss while integrated housing clamps the membrane without screws, simplifying maintenance.

An integrated casing eliminates bolt assemblies in a pneumatic control valve, reducing component count while maintaining diaphragm sealing integrity.

Segmenting the valve into a disposable molded insert resolves maintenance conflicts while ensuring reliable media isolation.

Single-layer rubber diaphragm with a staircase-patterned annular ridge distributes clamping stress to prevent crack formation.

An anchor part encircles the diaphragm peripheral edge to prevent substrate separation during repeated operation, ensuring reliable fluid control.

A movable sealing disc with a biasing element maintains constant compressive load on fluid valve diaphragms, preventing buckling during thermal expansion.

Inward flange retainer secures seat holder to prevent plastic deformation and enable easy replacement.

Replacing electromagnets with piezoelectric actuators generates high compressive forces while minimizing energy consumption for reliable tube blocking.

A plural-part dry strap valve opens at predetermined pressures to release gas from sealed packages.

Internal cam lobes pivot pinch arms to seal the tube, reducing wear and extending service life.

Multiple through holes in the membrane close sequentially under pressure to regulate fluidic resistance, preventing overdrainage in medical delivery systems.

A fluid controller stem adjustment mechanism converts rotational handle input into precise vertical movement using a guided movable body.

A locking assembly secures a drainage catheter tension member using a pivotable cam arm and connector interface.

An elastomeric membrane tab embeds an RFID chip between vulcanized layers, shielding data from oil contamination while maintaining readability.

Projections on the main channel prevent negative pressure from pulling flexible closing elements shut, ensuring consistent secondary channel flow.

A multiple action fluid evacuation system uses a processing module to collapse an inner flexible conduit and transfer working fluid into a receiving reservoir.

Radiation treatment modifies modified polytetrafluoroethylene diaphragms to reduce particle generation in semiconductor valves.

A conical elastomeric sleeve expands against a rigid cage when inlet pressure rises, narrowing the flow passage to maintain steady fluid output.

A pilot-operated solenoid valve uses a common passage block with internal and external exhaust paths sealed by metal balls.

An eccentrically arranged double magnet directs pressure medium ducts obliquely to reduce connection diameter.

Spherical seat curvature matches the diaphragm profile, reducing clamping force requirements and lowering manufacturing costs.

Dynamic flow control prevents gas breakout and turbulence during carbonated beverage dispensing, maintaining consistent pour quality.

An elastically compressible pad distributes pinching force across pipe passage and edges, preventing edge pulling away while maintaining reliable obturation.

A continuous process deposits anti-adhesive agents on coated fabric sheets to form and seal tight pockets during vulcanization.

Air tube regulates liquid flow through a dosing spout by correlating open time with fluid viscosity to dispense precise doses and track inventory.

A pneumatic pinch valve uses compressed air to drive a piston and pressing piece against a fluid tube for flow interception.

Adjusting the stem travel of a direct diaphragm manual valve minimizes flow coefficient variations to improve gas flow rate control accuracy.

A plastic valve uses a pivoting side guide and bifurcated top to release tubing without complex tools.

A pneumatic inflatable barrier shields workers from falling debris in cement plant ducts, eliminating complex assembly and permanent modifications.

A diaphragm valve uses a tapered pressing adaptor to maintain the spherical shape of the outer edge.

Disposable plastic piston and flexible membrane firing valve reduce wear while maintaining seal durability.

A solenoid-driven pinch valve uses a spring to bias the movable iron core, displacing the plug to clamp the conduit.

A valve uses a diaphragm to dynamically adjust barrier fluid back pressure based on external product pressure variations.

External squeezing of elastomeric tubing eliminates complex internal valves, reducing manufacturing complexity and contamination risks during cleaning.

A moving isolation airtight seal gasket separates the solenoid device from the base, preventing aromatic agent residues from contaminating internal components.

Pulse laser ablates safety rupture discs to create precise non-through cuts without mechanical contact.

Segmented diaphragms with redundant ring actuation prevent blocking in unmanned systems, ensuring reliable ballast release under harsh environmental conditions.

Door-triggered automatic clamping prevents free flow and false alarms during pump disengagement.

Cam-driven pinch valve reduces motor torque while preventing ink spillage during printhead decoupling.

A pilot solenoid valve uses a flat cover communication path to link the back chamber with the pilot unit for compact fluid control.

A diaphragm valve seat depression retains foreign substances to prevent seal damage and ensure reliable fluid control.

Sequential valve activation segments flushing operations to limit peak flow rate variance and reduce energy consumption.