Contracting/Expanding Measuring Chambers TRIZ Cases
- Non-Uniform Wobble Plate Foam Pump for Customizable Foam Density
See how a non-uniform wobble plate with varying wing thickness adjusts liquid-to-air ratios in
- Fluid Pump with Dual-Sound Whistle for Compliance Monitoring
See how a fluid dispenser generates two distinct sounds through temporally separated air blasts
- Beverage Container Cap Attachment for Sequential Tastant Dispensing
See how a cap attachment with tube, liquid container, and restrictor enables sequential dispens
- A refillable fluid dispenser apparatus with improved dosing
See how a rotating pressure cap and leaf-spring piston mechanism enable precise dose control an
- Withdrawal-Stroke Piston Pump for Foam and Mist Dispensing
See how a dual-chamber piston pump discharges liquid and air on the withdrawal stroke to produc
- Fluid Dispenser Cam Mechanism for Touch-Free Dosage Adjustment
See how an adjustable cam surface enables dosage adjustment without disassembly, preserving loc
- Attachment for a beverage container
See how a cap-and-tube attachment dispenses concentrated tastant before beverage to enhance tas
- Fluid Pump with Multi-Sound Whistle for Compliance Monitoring
See how a fluid pump generates temporally separated sounds using pressurized air and segmented
- Multi-Lumen Foam Dispenser to Prevent Breakdown During Inactivity
See how a multi-lumen dispense passage separates air and liquid until mixing at the nozzle, pre
- Rotating keyed dispensing cartridge system
See how asymmetric key elements and keyways limit cartridge compatibility by shape, size, and r
- Feed drive mechanism, dispenser including feed drive mechanism, customizing dispensing system including dispenser, and feed drive method in feed drive mechanism
See how a single drive gear selectively meshes with multiple feed tubes to reduce motor count a
- Fluid Dispenser Cam Adjustment for Touch-Free Dosage Control
See how an adjustable cam surface enables dosage changes without disassembly, maintaining lock-
- Manual Fluid Dispenser with Self-Powered Discharge Measurement
See how manual dispensers generate electrical energy from activation motion to measure fluid vo
- Fluid Dispenser Cam-Based Dose Adjustment for Full Pump Retraction
See how a cam-based intermediary positions the pump at different extended points before actuati
- Fluid Pump with Multi-Sound Air Whistle for Compliance Monitoring
See how a fluid pump uses multiple air-driven sound generators with timed operation to create d
- Piston-Based Volumetric Dispenser for Cost-Effective Fluid Dosing
See how a piston-seated dispensing chamber replaces complex pump mechanisms to enable precise f
- Fluid Dispenser Reflux Mechanism to Prevent Cooking Oil Waste
See how a reflux mechanism allows excess cooking oil to flow back from the metering compartment
- Manual fluid dispenser with electrical generator
See how a manual dispenser converts user activation into electrical energy via piezoelectric ge
- Liquid product pump devices, systems, and methods of using the same
See how a pump with a skirt-enclosed receiving tube extracts 98% or more of liquid contents fro
- Modular Overtube Adapter System for Cost-Effective Pump Customization
See how a segmented mold with replaceable slides enables cost-effective overtube design variety
- Bulk Dispenser with Dual-Chamber Segmentation for Laundry Appliances
See how a segmented bulk dispenser uses separate storage and dispensing chambers to simplify ma
- Ozone Foam Dispenser Using Manual Power Generation
Manual pump motion generates power for corona ozone production and foam dispensing, avoiding batteries while supporting disinfection and fluid tracking.
- Push-Button Dispensing Closure for Viscous Product Dosing
A movable piston, dosing chamber, and vent path enable controlled dispensing and recharging of viscous products without leakage.
- Liquid Measuring Container With Diaphragm-Guided Dispensing
A threaded rod and movable diaphragm set a precise liquid volume, then dispense it through a bottom outlet without separate measuring cups.
- Keyed Dispensing Cartridge Coupling for Precise Piston Alignment
Complementary key elements and keyways block incompatible cartridges while automatically aligning the piston and actuator for reliable dispensing.