Metal-Working Apparatus TRIZ Cases

Discrete cylindrical pegs restrict fore-and-aft blade motion, reducing deflection and skin irritation.

A rotary electric shaver uses a universal main body to drive interchangeable heads for skin comfort and deep shaving.

Dynamic telescoping enclosure resolves the contradiction between safety beam containment and ease of operation by allowing vertical adjustment.

A gravity-telescopic handle holder extends and retracts a blade using gravitational force for simple one-handed operation.

Rotating holding parts on a bottom receiving plate allow manual removal of the plate to resolve operability bottlenecks in dual-conveyor stage exchange.

A handheld grooming device features a pivoting trimmer head that adjusts blade orientation to match curved body surfaces.

Segmenting the blade from the reusable frame reduces waste while inversion guides installation away from user hands.

Embedding razor blades in transparent adhesive protects cutting edges while maintaining product visibility and simplifying structure.

Scissors with separate palm and finger rests distribute cutting force across the hand, eliminating finger pain and wrist strain during hard material cutting.

Movable razor cartridge comb pivots to retract guard, clearing obstruction for longer hairs during trimming operations.

A razor cartridge integrates a metallic heat dissipating strip with a resistive heating element to warm the skin.

A tapered stationary guard blade moves perpendicular to a reciprocating cutter blade to enable continuous cutting length selection.

Segmented hammer heads create negative pressure zones to hold soft oil seals without deformation during press-fitting operations.

A scissors design with a removable razor cartridge inserted from the finger ring end.

Folding means mounted on knife holding device ensures constant distance to cutting plane for precise slice folding.

Aligning eccentric transmission engagement with the cutting plane eliminates overturning torque, reducing hair pulling and wear.

A sensor monitors operational parameters of a personal care appliance head to detect wear patterns.

A machine tool functional assembly positions workpieces via a movable carrier to enable multi-axis machining operations.

Rotating partial stacks on a single guillotine machine eliminates long material travel paths and reduces periphery requirements.

Forward and backward facing blades in the cartridge allow bidirectional shaving, reducing skin irritation and preventing hair re-entry into the skin.

Merging the grip and connector reduces manufacturing complexity while the elastomeric surface increases friction for secure cartridge retention.

Nested collapsible reservoir and one-way valve prevent contamination while ensuring complete fluid dispensing without air ingress.

Distributing cutting forces across multiple synchronized stations reduces vibrational energy and blade wear while maintaining consistent perforation quality.

A cutting knife protrusion creates a gap to inhibit water-induced adhesion between the blade and guidance track.

Guide frame decouples outer member coupling from spring urging force to prevent deformation during assembly.

Offset aperture arrays on razor blades create overlapping cutting zones to eliminate gaps between effective shaving areas.

An integrated cutting blade in a suppressor body separates replacement wipes from a substrate, eliminating the need for separate tools during field maintenance.

Integrated heating mirror merges planing and melting phases to reduce energy consumption and eliminate large beads that impair pipe flow.

Elastomeric element biases pivoting razor blade unit toward rest position, eliminating cumbersome pusher follower mechanisms that increase device complexity.

A strip material undergoes thickness reduction and simultaneous pressing to create beveled surfaces on razor blade edges.

A shaver head spaced from the handle creates a gap around the support structure.

A roller assembly clamps and drives tape while a cutter executes precise cuts based on rotation signals.

A punching apparatus detects punch die mounting to update maintenance information stored in the die memory via a CPU reception unit.

A rotatable blade holder shifts cutting blades between positions using a biasing member for secure retention.

Rigid support ribs constrain inner cutting elements to reduce friction and heat generation while preventing hair clamping in electric trimmers.

An upper edge indentation on the knife blade provides a safe, blunt contact point that resolves the trade-off between cutting sharpness and user safety.

A depilatory device lid opens in a direction intersecting the head part reciprocation trajectory.

Integral resilient arms bias a pivoting razor cartridge, eliminating springs to reduce device complexity while maintaining stability.

Rotating storage zones move slices away from moving blades, preventing operator exposure while maintaining continuous slicing operations.

Control system automates blade repositioning to eliminate manual handling risks during service operations.

A sleeve removal tool uses opposing fastening members to grip a thin sleeve flange for extraction.

Vibration motor moves washers through retaining bin and discharge chute to resolve manual kitting errors and repetitive motion injuries.

A servomotor drive synchronizes a dividing element with a cutting blade to maintain precise product positioning during high-speed slicing operations.

C-brackets join a pallet deck with bottom-deck members to increase load-bearing capacity while managing manufacturing complexity.

A trigger knife uses gear racks and gears to convert rotational trigger movement into linear blade extension.

A pin array aligns with z-channels to apply compressive force on the preform, preventing surface deformations during matrix densification.

A two-step flanging method forms metal gainers to improve final part dimensions.

A tubular sleeve reinforces a twist beam axle to increase torsional stiffness while reducing local stresses at the interconnection.

Low-moisture polymer grilles prevent condensation on adjacent panels, reducing weight and transportation costs compared to metal alternatives.