Electrography/Magnetography TRIZ Cases

Segmented imaging sections receive directed airflow to reduce temperature differences and prevent color misregistration in compact apparatuses.

A saw-tooth shaped carriage surface redirects incident light away from the sensor to resolve accuracy loss when reading thick documents.

A detachable protection cover shields the developing roller during transit.

An integrated positioning member routes air to exhaust ozone, reducing apparatus volume without separate ducts.

A dual wiper blade cleaning system prevents oxidized imaging oil stripes on a photoconductive surface, maintaining charging uniformity.

A polyester resin with specific dihydric phenol residues enhances electrophotographic photoreceptor durability.

A cantilevered contact arm bridges a rotatable shaft and conductive bushing to establish electrical conduction.

A toner container screw conveys collected material using alternating forward and reverse sections to ensure uniform filling.

A photoconductor undercoat layer incorporates a urea compound to enhance metal oxide particle dispersion within the binder resin matrix.

Auto-zeroing during sampling phases removes DC offset and flicker noise from the accumulation circuit.

A dual-sided cooling device uses a heat sink and heat pipe roller to cool recording media in image forming apparatuses.

Dynamic voltage switching on the applicator brush removes toner particles, reducing wear and extending photoconductive drum life.

LED feedback in key caps confirms input accuracy without requiring users to shift gaze from the input device.

An extraction system removes vapor from the sheet path, preventing wetting and visible steam during high-speed duplex printing.

A charging bias supply circuit generates a second voltage to prevent positive discharge during recovery mode.

Removable separation member fixes cartridge position during transport, preventing accidental contact and simplifying the main body structure.

A movable driver coupler engages a power driver to transfer energy and drive the cartridge during operation.

A polyurethane cleaning blade member removes toner deposits through controlled friction coefficients derived from specific material properties.

A division management unit tracks page counts for image forming devices using identification units to detect user divisions.

A partition cabinet isolates a server unit from image forming heat and vibration, ensuring stable operation through physical segmentation.

A noise reducing structure uses multiple resonance tubes extending in different directions to absorb sound waves and reduce leakage.

A tetrafunctional charge transport molecule crosslinks with a hexafunctional urethane resin to form a protective overcoat layer on organic photoconductor drums.

A printer climate control system uses an economizer heat exchanger to pre-cool incoming air and reheat treated air.

Optimized polycarbonate copolymer composition enhances wear resistance and solution stability for electrophotographic photoreceptors.

Combining monomeric and dimeric fluorenone derivatives prevents thermal diffusion cracks while maintaining solubility for stable film formation.

A drum cartridge positions its memory chip on the side surface rather than the leading end to simplify component integration.

Opposing rotation between the brush and collection roller prevents toner reattachment to the photoconductor while extending blade life.

Applying sealing material within a recessed frame portion maintains sealing properties while suppressing blade contact pressure variations.

A swing plate guides developing cartridge installation into a drum unit, maintaining positional precision between the roller and photosensitive drum.

A pivoting cartridge design positions the image carrying member against an intermediate transfer body using a biasing urging member.

Modified polyester resins improve abrasion resistance by incorporating aromatic rings while maintaining solubility through aliphatic chains.

A multilayer electrophotographic photoreceptor employs a non-halogen organic solvent with a boiling point of 140°C or more in its charge transport layer.

An arcuate slit portion reduces rigidity of holding and supporting components to absorb mechanical vibrations, preventing pitch anomaly defects.

A storage unit records cumulative page counts during non-billing mode execution to enable accurate usage tracking.

A separator isolates reused toner from fresh supply, preventing contamination and downsizing the apparatus.

A guide constrains the primary electrode movement to prevent sliding against the main-body electrode, ensuring stable power supply to the cleaning roller.

Segmented lubricant supply and removal units manage photoreceptor surface coating to prevent toner adhesion fogging in white images.