Spray Nozzles TRIZ Cases

Dual pistons sweep down cosmetic contents to prevent waste, resolving the trade-off between manufacturing cost and complete product exhaustion.

A flag mushroom cup nozzle assembly generates oscillating sheet sprays via intersecting fluid jets.

A sprinkler assembly uses a rotating nozzle mechanism to spray water across the target area.

A water spray gun uses a switch part engaging with positioning portions to enable one-handed operation and multi-stage flow adjustment.

A fire suppression nozzle delivers fluid via a radial spray pattern with low discharge angles to minimize aircraft contact.

Shielding device creates a mini-environment around the nozzle tip to maintain stable partial pressure of dispense chemicals.

An angled nozzle maintains high temperature and pressure to remove contaminants from hard-to-reach gas turbine areas.

An isolated inner bellows chamber uses pressurized gas to control coating pressure, eliminating pump-induced shear damage and moisture contamination.

A pressurized ophthalmic dispenser uses a piston element to move liquid through segmented outlets for controlled drop or nebulized release.

Curved capture nozzle housing end matches O-ring radius to prevent misalignment and leakage during fire hydrant installation.

A spindle flow nozzle uses a convergent outlet wall to concentrate supersonic fluid jets.

Segmented flow channel assemblies enable rapid cleaning and reduce maintenance costs while preserving sealing performance in fluid micro-injection devices.

A supersonic atomizer uses an annular de Laval gap to accelerate gas flow for liquid droplet generation.

A paint sprayer nozzle tip uses a rotating guard member to adjust the spray pattern orientation.

Pressurized fluid actuates the nozzle needle through a sealed diaphragm, resolving spring preload conflicts that limit actuation speed.

Segmented dispenser head keeps the discharge opening fixed while a movable actuation handle operates the valve, resolving delivery precision issues.

An integrated valve design merges liquid and air shut-off functions into a single piston mechanism, eliminating separate valves to reduce device complexity.

A nozzle unit integrates two dispensing nozzles for reactive mixture application.

A firefighting nozzle uses a compressible member to adjust inner diameter while fluid flows.

Radial distribution arms expand cross-sectional coverage to eliminate gas channeling and improve catalytic conversion uniformity.

A flow-adjustable shower unit adjusts water flow by rotating a movable baffle against a fixed baffle to resolve inconsistent pressure across storeys.

An inverted pushbutton directs spray vertically to eliminate skin contact and recover excess juice via an intermediary blotter.

A showerhead segments water flow into hollow cone, full cone, and flat fan nozzles to discharge mixed droplet sizes.

An internal electromechanical element stabilizes the capillary in a hybrid droplet generator nozzle, resolving vibration-induced formation errors.

Segmenting the chain into a dedicated receptacle prevents mechanical damage and flow obstruction during bubble curtain deployment.

A fire protection device employs a deflector assembly with tines to achieve uniform water distribution, resolving non-uniform coverage in horizontal zones.

Segmented non-galvanized bars with quick-release junctions allow tool-free sprayer reconfiguration, reducing clogging and downtime.

An integrated magnetic circuit reduces manufacturing complexity while maintaining efficiency in a compact fuel injector.

Segmented main housing and rotating carrier resolve spacing contradictions, enabling 25 cm and 50 cm configurations without duplicating nozzle bodies.

Laser ablation forms precise orifice geometries in polymeric microfluidic substrates.

A saddle seal assembly combines a metal sleeve with an elastic cylindrical seal to form a continuous sealing structure.

Segmented nozzle geometry reduces mass accumulation of particles above 200 nm by breaking surface tension through specific protrusion spacing.

A cutting jet receives an interfering medium to reduce speed and energy density after nozzle exit.

Hand-held spray dispenser uses manual pressurization to force liquid and air through a turbulence chamber for atomization.

Radial expansion of an elastic sleeve absorbs impact energy during closure, reducing rebound and adhesive wear in internal combustion engine fuel injectors.

Thermal tubing detects container fires and triggers suppression, preventing rapid spread while avoiding aircraft recertification requirements.

A spray nozzle attachment uses a flexible tube and ramped sleeve to adjust spray patterns.

Segmenting the atomizer body into two moldable portions resolves manufacturing complexity while maintaining precise atomization performance.

Equal-length communication paths ensure uniform pressure and synchronized discharge timing across linearly arranged holes, reducing coating variations.

A handheld oral rinsing nozzle delivers controlled water streams through integrated flow settings for targeted cleaning.

A dynamic adjustment mechanism alters the outlet opening size to vary texture patterns and reduce propellant waste during aerosol dispensing operations.

A swirl inducer shapes fluid into a continuous dome jet, resolving low-pressure spray issues and preventing nozzle clogging.

A fuel injector assembly uses a backleak chamber and O-ring seal to separate the injector body from the cap.

A retractable spray shield uses a quadrilateral linkage to deploy a flaccid liquid barrier film from a clam-shell storage tube.

A substrate drying method uses intersecting gas streams to form a liquid film removal region and induce Marangoni convection.

Segmented nozzles deliver hydration to insects without accumulating water that causes pupal drowning or microbial contamination.

Deformable elastomer mats prevent legionella formation by actively expelling residual water from shower heads.

A boom-mounted texturing brush applies surface patterns to uncured concrete while dual spray bars deposit curing chemicals onto bristles and the textured finish.

A shower nozzle design divides internal space into small spaces with uniform channel resistance to ensure consistent backflow and stable pulsation.