Metal-Working Apparatus TRIZ Cases

A pivoting hair collector housing maintains a sealed collection chamber while the cutting element oscillates to follow body contours.

A stamp cutting device uses a pivoting mechanism to extend and retract the blade for ergonomic operation.

Segmented upper and lower blade parts press sheet material to correct width deviations, improving position accuracy without increasing processing time.

Bent reinforcement portions increase blade supporting portion rigidity, preventing deformation during welding and pressing to maintain shaving comfort.

Distance sensors verify minimum thread engagement before hydraulic pressure build-up, ensuring connection safety while automating data documentation.

Segmented knife assemblies and adjustable impeller paddles increase throughput while maintaining slice quality in large-diameter centrifugal slicers.

Pre-trimming irregular logs with uniform length eliminates non-orthogonal cuts and material waste in downstream cutting-off machines.

A spherical envelope on an elastic pin allows the blade assembly to pivot and adapt to skin contours, reducing cut risks while maintaining secure attachment.

A razor cartridge uses thermoresponsive polymer pores to switch between closed and open conformations for controlled lubricant discharge.

Concave slotted rollers orient strawberries for precise automated calyx removal, reducing fruit damage from aggressive mechanical grasping.

Cam surfaces with controlled clearance gaps reduce manufacturing costs while maintaining deployment reliability.

Relocating latches away from grip areas prevents inadvertent detachment while spring-biased covers block accidental blade exposure.

Three-axis pivoting ringlets reduce finger strain and arthritis risk by adapting dynamically to hand movements while maintaining structural stability.

A hair cutter cover slides along the body housing to expose cutters for direct rinsing access.

A folding utility knife uses a longitudinally movable blade locked by indexing notches to expose variable cutting edge lengths.

Elastic body supports rotating blade assembly during skin contact while restraining vibrations to eliminate abnormal sounds from loose clearances.

A folding knife locking mechanism uses a spring-biased bar engaging pivot post grooves to secure the blade.

A rivet guide head uses an elongated pin and elastomeric bias to deflect laterally during the drive stroke.

A cam gear mechanism drives stripping and blanking tools with high-speed precision, resolving synchronization complexity and component wear.

A spherical actuation button moves the razor cartridge arm assembly while providing a comfortable finger rest area.

A cutting device uses a rotating cover member to shield the blade within an integrated handle structure.

A film cutting device moves blades via a linear actuator against a pressure plate, resolving jagged edge and automated retrieval bottlenecks.

Pushing-in force rotates non-round core into ring hole to prevent embossing disruption.

Planar registration surfaces on knife holders eliminate curved machining complexity while maintaining slice thickness precision for large product processing.

Dual laser scanners map irregular food surfaces while a floating belt prevents deformation, resolving shape distortion issues during slicing.

Elastic deformation of curtain blinds provides automatic positioning within a fixing plate, eliminating manual adjustment time and reducing cutting damage.

A tape layup system uses torque transmission to rotate an uptake spool and collect backing material from tackifier tape.

Segmented counter-cutting bar with openings shifts cutting position to resolve label length compatibility issues without device conversion.

Segmented radial channels deliver focused water jets to cutting knives, reducing water consumption by 63% while maintaining cleaning effectiveness.

An eccentric transmission coupling element engages within the cutting plane to eliminate overturning torque and reduce friction between blades.

A shaving blade cartridge clip uses a through hole to secure cutting blades within the housing structure.

Chain frame sensor detects mounted status to limit stop plate movement, preventing collisions with the chain frame during mode switching.

An embedded monitoring unit in rotary cutting drums transmits real-time temperature and vibration data to prevent equipment wear.

A dual knife food cutter stores each blade inside the opposing handle for compact, safe storage.

A pivoting hair trimmer head uses a biased stop to secure the cutting unit, resolving uncontrolled ejection risks while enabling easy cleaning access.

A shaving device uses a magnetic pivot mechanism to rotate the blade cartridge and switch cutting surfaces.

Thermal cutting replaces dangerous mechanical propulsion to safely release incapacitated passengers from entangled safety belts.

A laser cutting assembly replaces mechanical blades to produce bottle top capsules with higher precision and speed.

Merging the carriage guide and motor housing into one extruded profile reduces construction complexity while maintaining precise blade alignment.

Suspended spine-grip transport eliminates page sagging and caught products during format changes, enabling high-cycle output with straight cuts.

A disposable utility knife features a hollow handle with a slidable blade shuttle for accessing two cutting edges.

A pull-type cutter uses a side-by-side lever configuration to rotate a cutting edge relative to handle arms.

Optimized lubricant ratios in soft magnetic powder increase compact density, improving magnetic permeability while enabling complex shape formation.

EDM cuts tungsten carbide plates into annular blanks, bypassing costly compression molds to enable complex multi-material ring designs.

Compresses preformed half-shell cross-sections to increase wall thickness, eliminating springback for precise welding.

A cold spray system deforms metal particles into flattened shapes to increase bulk density.

Offset fins use non-offset lateral surfaces to boost connection strength, preventing breakage during transport while maintaining heat exchange performance.

A core-shell magnetic material uses a composite inorganic coating to protect metallic particles from environmental degradation.

Replacing steel pulleys and clutches with a magnetic alloy plastic composite reduces compressor weight by 0.8 kg while maintaining clutch operation reliability.