Metal-Working Apparatus TRIZ Cases

A punching device uses a non-compressible ejecting unit to move cutout portions from the die part.

A second disc creates an initial incision that guides the first disc to complete cuts through thick cardboard, eliminating multi-step processing.

A hair clipper cutting set uses a gradient dust groove to prevent hair particles from sticking in the drive mechanics.

A foldable cartridge razor uses an elastic neck to enable three-axis deformation for even shaving contact.

Dual thermal sensors monitor heating element temperature to prevent skin burning while maintaining efficient heat delivery.

Polymeric tongues connect rotating bands to eliminate uneven wear and reduce weight on the counter-die cylinder.

Compressive pressing separates tacky materials like EVA without deformation, eliminating incomplete shearing and reducing production wastage.

A utility knife slider mechanism repositions along the handle to release a blade cover from an extended position over the blade assembly.

Adjustable clamping gaps reduce blade friction and scorching, improving yield rates in fibre roll processing.

A ceramic or glass razor blade uses a single-bevel design and chemical strengthening to improve durability.

A utility knife cartridge uses a carrier to move blades between storage compartments without manual handling.

Spherical protrusions on scissor arms create a protective space that prevents finger injury while maintaining cutting efficacy.

Interlocking linking elements bias into a locked orientation to retain the blade open, resolving reliability versus complexity trade-offs.

Clamping control unit locks knife to sheath shell using stop block engagement, eliminating precise unfastening steps for rapid separation.

An inclined rotating arm guides the blade through the tube, preventing fraying and reducing mechanical complexity.

A large-diameter bread slicer knife uses a variable thickness profile to minimize friction and adhesion forces during cutting.

A hair clipping device directs pressurized airflow over cutting blades to capture debris.

A seat belt cutter uses a rotating cover to embed and protect a double-edged blade along the restraint strap.

A dual-blade cutting device combines a revolving blade and compressive blade to shear tape-like fabric materials.

An arcuate micro-blade shaving accessory trims hair in hard-to-reach rounded facial areas by adapting to natural skin contours.

An asymmetric hair-guiding element creates distinct skin penetration profiles across rotational directions.

Frequency analysis of plug support bar load values detects stick-slip precursors to prevent dimensional defects and cracks.

A pivotable shaving head frame adjusts its angle to follow skin contours.

A utility knife blade holder incorporates a restriction means to prevent accidental detachment during operation.

Handle through-holes channel washing water to the cartridge rear surface, clearing debris from narrow blade intervals.

A hot wire cutting machine uses intersecting wires stretched on an offset pivot frame to produce orthogonal cuts in polystyrene insulation panels.

A perforating apparatus uses a rotating cylinder with a shaped anvil and a moveable flex blade to create precise lines of weakness in web materials.

A folding knife lock uses a biased actuator and detent to secure the blade tang, reducing friction wear between contact surfaces.

Dynamic pull roll torque adjustment synchronizes with cutoff knife cycles to maintain uniform web tension during sheet cutting operations.

Sensors detect water flow and orientation in a smart shaver system, enabling feedback that reduces unnecessary water consumption during rinsing.

Intermediary nosing isolates the blade from unintended materials while rotation control enables versatile cutting angles.

Segmented pallet components allow vertical adjustment of leveling legs to lift an ATM, eliminating heavy lifting equipment during installation.

An elastically movable element pushes against a tensioned strip during cutting and returns to protrude beyond the blade, preventing paper sticking and jamming.

A double-ended razor with an arched handle positions blades at opposite angles to allow alternating pressure application during shaving.

A movable tray adjusts guide positions to align oversized papers, resolving misalignment issues in binding machines.

Segmented rulers on a folding support strip align cutting edges to prevent thermal bridges caused by inexact insulation cuts.

Integral elastic protrusions replace separate spring fingers, eliminating debris entrapment and simplifying shaver head construction.

An adjustable shear design repositions the handle relative to the blade, resolving contradictions between device complexity and ergonomic fit.

Cryogenic freezing stiffens flexible fibrous preforms, allowing precise water jet cutting and eliminating deformation during injection mold positioning.

A manually operable cutter device uses a rotatable blade driven by a friction wheel to cut flexible sheet material along straight or curved paths.

Segmented radial ports and universal blade cavities enable efficient waste removal from thin materials without increasing structural complexity.

A folding knife handle uses a non-circular locking element to secure the blade pivot between side portions.

A rotating slicer knife adjusts its cutting gap by measuring motor idle torque before contact with the caliber guide.

Inner corner grooves redistribute material to reduce outer radii, resolving brittle tab deformation and delayed sensor readings.

A tire fitting tool moves parallel to the wheel axis while the rim rotates perpendicularly along a sensed contour.

A vehicle frame structure uses an energy absorption pocket to absorb frontal impact energy through controlled deformation of side frame under-members.

Segmented die geometry with curved guides stabilizes folded band-shaped metal wires, resolving arrangement inconsistencies during bonding.

Sheet metal C-arm segments with a cast coupling unit reduce weight while maintaining structural stability, enabling heavy payloads on compact robot brackets.