Breathing Masks TRIZ Cases

Porous acoustic insulation material absorbs sound waves through structural ribs, balancing ventilation performance against noise reduction requirements.

Pivot joints lock the angle between headbands to maintain stable force distribution during wear.

A respiratory mask nose region features a support extension extending away from the seal to provide structural stability.

Removing intersecting regions before bending prevents cracks in curved touch-screen panels while maintaining electrode pattern alignment.

An ethylene-vinyl alcohol copolymer enables autogenous bonding between polyamide and silicone, resisting high-temperature water degradation.

A magnetic pass-through controller rotates an in-helmet display via external magnets and a swing arm mechanism.

An elastic tubular device with a silicone inner tube and aramid sheath expands longitudinally to secure an aircraft breathing mask.

A scalable cargo fire-suppression agent distribution system selects a subset of supply source units based on flight conditions to adjust flow rates.

A wearable headgear unit filters ambient air and directs it toward the user's breathing zone.

A nasal mask mouth seal redirects exhaled air through a one-way path to the nasal interface.

Multi-axial rotation of a ball member adapts mask fit to facial shapes while exhaust channels remove gas.

Auxiliary breathing flow channel enables ambient air inhalation in aircraft oxygen masks without triggering regulator activation.

A self-contained powered air filtration headgear integrates a hermetically sealed facial shield and ventilation system for respiratory protection.

A full-face mask incorporates a forehead receiving channel to interface with a safety helmet suspension harness.

Segmenting the storage vessel into a manual bellows reduces apparatus weight while maintaining reliable oxygen supply quality.

Inner pressure detection controls a voice amplifier to activate only during exhalation, preventing noise amplification and reducing power consumption.

A wearable air purification mask integrates edge-mounted light emitting elements to illuminate the user's mouth area.

An adhesive facial mask replaces straps with an elastic carrier layer that bonds a filter to the skin, resolving comfort and fixation trade-offs.

A sensor protection plate prevents moisture contamination and ensures accurate pressure sensing for reliable breathing pattern analysis.

An S-shaped cushion urges a sealing flange outward to maintain an airtight seal despite patient movement and varying facial contours.

A phase dilution demand oxygen regulator supplies pure oxygen during initial inhalation then switches to ambient air via a dilution valve.

Cheek mount supports apply lateral force to stabilize a patient interface device, resolving seal reliability versus user discomfort trade-offs.

A gas mask funnel focuses sound waves onto the speech diaphragm to enhance acoustic transmission.

Processing circuitry in a respirator communication device modifies gain and volume settings based on audible tones, eliminating manual configuration time.

A forehead support uses a spring mechanism to urge movement along a mask frame, resolving complex two-handed adjustment and inclination changes during fitting.

A buckle assembly uses a pivoting hook section with pivot protrusions sliding along guiding grooves to engage a female part.

A buckle assembly uses a release arm and latch tab to provide tactile feedback during strap connection.

Removable head straps attach via connector supports to resolve ear tension and improve fit versatility.

A head-mounted display system delivers multisensory stimuli and adjusts environmental conditions to enhance user comfort during extended use.

Deflecting projections eliminate sharp piercing elements, preventing particulate generation and safety risks during medicament dispensing.

An integrated blower unit reduces neck weight while a curved transparent lens minimizes visual distortion.

A nasal breathing circuit assembly routes exhaled gas through a collapsible reservoir bag to a vacuum source.

Elastic headgear assembly maintains nasal prong and mouth cushion position for secure respiratory therapy sealing.

Segmenting sensors into a removable module adds monitoring capability without permanently increasing device complexity.

A face mask system selects profile geometry parameters from a user facial point cloud to match individual anatomical features.

A nasal mask integrates a piloted exhalation valve to vent CO2-rich gas locally while maintaining therapeutic pressure.

Curved belts with nonplanar junctions adapt to head shapes, preventing gas leakage and reducing compression discomfort.

A contoured yoke support structure transfers protective apparel weight from the head to the torso, lowering the center of gravity and reducing neck strain.

A hybrid oxygen generation system uses ceramic membranes to supply breathable gas for aircraft passengers and crew.

Pre-use setup detects pressure buildup malfunctions in non-hazardous environments, ensuring reliable switching during hazardous conditions.

Acoustic foam attenuates inhalation noise near a breathing mask microphone while preserving voice frequencies, eliminating mechanical adjustments.

A ducted breathing apparatus directs exhaled air through a dedicated channel to minimize cross-contamination and improve filtration efficiency.

A helmet breathing mask assembly uses an actuator and flexible connector to reposition the mask relative to the shell.

Segmented air cleaners move toward the frame to resolve contradictions between airflow efficiency and component retention during size adjustment.

Segmented power and filter modules mount on a safety helmet to reduce head weight while maintaining full mobility.

Piezoelectric yarn in a darted mask generates antibacterial potential via mechanical movement, avoiding drug absorption risks.

A manual lung ventilation device uses a nasal interface and flexible chamber to deliver air.

Segmented filter caps allow sterilization of the mask body while discarding consumables, reducing logistics costs and sealing challenges.

Elastic cylindrical valve element eliminates securing components, reducing manufacturing complexity while maintaining reliable sealing performance.

A breathing apparatus relocates the breath monitoring sensor to the fan unit, separating it from exhaled air particulates.