Metal-Working Apparatus TRIZ Cases

A cutting device uses a common upper knife bridge to perform edge trimming, blank separation, and special punching in a single pass.

A foldable manual food-slicing apparatus uses a pivotable food-guiding platform to transition between cutting and storage positions.

Thermoplastic elastomer cover layers on rigid bodies prevent head separation while providing grip security in wet conditions.

Primary pivot axes positioned between shaving tracks and rotation centers reduce pressure peaks while maintaining full contact during contour following.

An urging push-up member facilitates smooth support frame removal in electric razors, resolving friction issues during blade block detachment.

A rod assembly moves an ejectable component between retracted and extended configurations using a biasing member.

Tiltable lid elements tilt via torque to release lubricant and lift for skin stretching, reducing nicks and cuts without increasing friction.

Flexible elastomer fins deflect and contact adjacent fins to maintain traction on wet shaving razor handles.

Segmented joint jig with guide plates forms metal plate members into cylindrical shapes, enabling efficient elbow-shaped spiral duct production.

An angled placing surface in the blade head orients hair at a defined angle, eliminating flat cuts and splitting while improving handling.

Varying blade thickness and exposure positions resolves the trade-off between shaving comfort and blade durability in razor cartridges.

A stop pin connects to the blade and engages the chassis surface to eliminate longitudinal play in deployed double action knives.

An elastic member secures the shaver cartridge through a snap-fitting mechanism, eliminating direct finger contact with blades during replacement.

A disposable razor integrates a foam reservoir within a flexible support body that deflects to follow skin contours during shaving.

A thrust rivet gun uses a screw and nut hinge to pivot handles, driving a movable mount that actuates the nozzle for direct force transmission.

Thermal oxidation forms a chromium oxide layer on the razor blade side, preventing electrochemical corrosion between the blade and inter-blade guard.

A steel belted conveyor trimmer uses scissor action to cut dried cannabis flowers.

A rivet gun handle assembly features a detachable cylinder system with a protruding top cover for interchangeable pneumatic components.

Longitudinally spaced guideways with bearing balls reduce friction and heat generation while maintaining accurate tip-to-tip alignment.

A shaving coupling mechanism uses a pivotable first element and a movable second element to secure cartridge attachment.

Contoured blade pocket detents secure utility knife blades, preventing accidental removal while maximizing exposed cutting edge length.

A folding knife handle uses a rotating locking cap to pivot side members laterally for blade removal.

A razor cartridge separates moisturizing and lubricating portions to optimize surface area ratios for skin contact.

Segmented housing and horizontal translation resolve bulky footprint trade-offs while preserving doughnut shape integrity.

Plenum-based lubrication reduces friction between rotating knife and stationary anvil, extending blade life during high-speed web cutting.

Pneumatic cylinders adjust tensile force at the cutting blade, resolving contradictions between blade positioning and film damage during tubular web separation.

Cutting machines trim tapered decorations with extraction tools that remove waste, preventing overlap and jamming during forming.

Elongate caliber bars adjust punching pressure across intermediate die regions using modular clamping connections.

A machine tool adjusts rotation speed based on geometry data to control pulse overlap during ultra-short pulse laser ablation.

Segmented axial chambers enable parallel slicing, resolving the contradiction between high productivity and complex device structure.

A pneumatic delay unit applies adjustable negative pressure to constrain interleaver strip transport movement.

Rotating blade reciprocates via cam mechanism to prevent fiber welding and improve cut quality.

A shaving razor demonstration method uses fluorescent dye to visualize lubrication patterns on paper sheets under ultraviolet light.

Dynamic velocity profiles adjust sheet speed based on aspect ratio, eliminating crashes and increasing throughput.

A perforation determiner guides a cutter to singulate unit dose blisters from variable cards.

Eccentric coupling mechanism translates rotary drive shaft motion into eccentric blade movement for precise trimming.

A convex base body supports a rotatable insert blade to strip pre-insulated pipe layers.

A catch pivot prevents blade ejection by positioning its free end closer than the blade thickness, resolving safety risks from loosened rotors.

Projections on the skin contact element reduce blade load and skin irritation while maintaining cutting efficiency.

Alternating long and short teeth on the moving blade distribute cutting load across multiple points, preventing blade stall during rapid feed rates.

A stabilizing paddle prevents meat lifting during rotation, ensuring uniform slice thickness and reducing defect rates.

A blade-holder head integrates a segmented lubrication circuit with a coiled tube to deliver fluid directly to the rotating cutting end.

Elongated resilient skin contacting element with flexible projections stretches skin and aligns hairs perpendicular to the blade.

A cutting device uses image data to adjust blade position across a conveyor for precise food portioning.

An electrically-conductive knife triggers notifications upon substrate contact to guide installer cutting technique.

Flow drilling forms integrated pipe sockets to eliminate weld leaks and reduce microbial contamination risks.

Localizing the R′—O—C phase in the surface layer portion prevents grain boundary oxidation while preserving coercivity in the central portion.

Plastic deformation aligns aluminum alloy crystal orientation before forging to establish favorable Schmid factors for enhanced structural integrity.

A vehicle wheel connecting ring features segmented contact portions that enhance structural rigidity and handling performance.