Dispensing Apparatus TRIZ Cases

See how a movable closure member with seal and valve maintains contact with the receptacle surf

See how a spool-based dispenser distributes pillow napkins to prevent dirt and oil contaminatio

See how an elastic ring or folded spring creates a hard point in the button travel, preventing

See how sensor-driven lift mechanisms replace spring systems to maintain laundry at consistent

See how a container with a deployable pastry bag merges mixing and dispensing to reduce mess an

See how an extended fin seal covers a scored tear line and resealable strip, enabling single-ha

See how a piston assembly with sealing connection enables gravity-driven dispensing while minim

A biased diaphragm valve opens under normal lip pressure to mimic open-cup drinking while keeping the cup spill-proof when not in use.

Helical rods on a segmented conveyor screw keep candy, tea, or nuts feeding at a steady rate as container fill level changes.

A contoured pouch holder with side support and a secured opening limits squirting while helping children empty food pouches cleanly.

An electroactive polymer membrane replaces motor-driven pumps to cut dispenser power use and size while maintaining touchless fluid dispensing.

An integrated gasket combines liquid sealing and venting in a pivot beverage cap, cutting assembly cost and avoiding small detachable parts.

A reverse-oriented annular seal fixes where opening starts, creating a stable outflow path that reduces residual contents and discharge scatter.

An elastic inner membrane and ball-bearing suction tube help bottles dispense leftover soap, shampoo, and other liquids without shaking.

A bottom push vent opens on demand to admit air from below, speeding molded food release while preserving shape in thermoformed containers.

A rotating cap drives the sealing member downward to mix separated contents in one container, simplifying use and avoiding visible residue.

Rotor pockets and dual apertures use gravity to orient randomly loaded capsules consistently, simplifying beverage machine feeding.

A three-part sponge holder compresses the bath sponge, drains soiled water into a lower compartment, and helps prevent leakage and bacterial growth.

A two-contact lever actuator varies mechanical advantage through the stroke to dispense thick fluids while keeping user force within ADA limits.

A contoured container supports the pouch, controls messy top discharge, and keeps remaining food easy for children to access.

A removable sealed compounding module isolates beverage ingredients from moving parts, preventing cross-contamination and reducing cleaning between uses.

A sealed disposable compounding module keeps pharmaceuticals away from moving parts while allowing translational and rotational mixing with minimal cleaning.

A clamped inlet tube and separable spacer keep the pump at a defined distance, easing dispenser assembly and later disassembly for reuse.

A convex sliding lever pair keeps mechanical advantage rising through most of the stroke, making liquid dispensing easier with less user force.

Resilient latches lock removable tool containers into a base unit, improving secure storage, organization, and separate carrying.

Rotating or offset-folding an interfolded tissue clip cuts wall pressure and tearing, enabling up to 30% more sheets in upright dispensers.

A segmented slot aperture and connecting channel let users grasp moist sheet products while reducing fallback, double pull, and streaming.

A spindle retainer and spring-loaded cam package ferrules in counted alignment, reducing shipping damage and enabling reliable single-worker loading.

A resilient crimped tube lets the mouthpiece switch between stowed leak restriction and easy dispensing for cleaner drink transport.

A contoured holder supports the pouch, controls food flow at the top opening, and stores the cap separately to reduce mess.

An automatically retracting butter dispenser accepts standard sticks and simplifies direct application to foods and hot surfaces.

Radially preloaded plastic spring fingers hold the closure piston in place, replacing metal springs to cut dispenser complexity and injury risk.

Curved flexible arms and a bias hump let this wall-mounted shaft holder accept easy insertion while maintaining secure retention.

A removable compounding module keeps nutraceutical ingredients away from moving parts, preventing cross-contamination without repeated cleaning.

A three-part latched housing encloses an IV fluid bag on a support pole to improve transport security, bag retention, and patient privacy.

Partly curved walls and leaf-shaped ends expand printable area while preserving stackability for rectangular wipe stacks.