Metal-Working Apparatus TRIZ Cases

A rotary shaver head structure uses a central coupling element to retain the shaving heads on the base.

A pivoting bladeset with a cam follower adjusts angular position relative to the clipper housing, resolving visibility constraints during fine detail cutting.

A razor handle yoke incorporates a stop element with cam-followers to prevent inadvertent flexing and accidental cartridge release during handling.

Independent resilient lateral tongues enable smooth two-axis pivoting while reducing manufacturing complexity and material usage.

Segmented legs and a rope funnel enable safe fuse opening by managing unexpected movement while keeping device complexity low.

A cutter head assembly uses a guide rod to constrain blade height for consistent cutting length.

A switchblade release mechanism uses a spring and sear to pivot the blade from folded to deployed position.

A circular scrubbing razor uses a curved cutting blade and safety ribs to enable flexible manual shaving.

A food slicing apparatus uses an adjustable upper blade and guard member to slice produce.

A heated utility knife integrates a blowtorch heat source directly below the cutting blade to soften materials during operation.

Distinct tooth roots create multiple cutting lines, reducing motor load and extending clipper life.

An electric hair clipper positions the cutting mechanism at the rear of the housing to enable self-trimming in hard-to-reach areas like the back of the neck.

A rotatable ultrasonic blade cuts food products with high precision and minimal energy consumption.

Snap-fitting mechanisms with flexible hooks and an abutment member prevent shock-induced disassembly of the shaver handle button.

A convertible cutting device uses abutment sections to retain blade positions during conversion between scissor and knife modes.

A cutting blade features a stabilizing fold extending from the axis to the handle to maintain structural rigidity during operation.

A blower system directs an air current to eject gripping margins, eliminating costly retrofitting and maintaining high machine speed.

A transparent plastic guard in a razor cartridge enables visual confirmation of blade position and skin condition during low-light shaving operations.

A rotary lever clamps winding shafts using a switchable axis to amplify pneumatic force, replacing hydraulic aggregates in food film production.

First cantilevers in the cartridge connector pivot the razor cartridge and restore its rest position, enabling easy detachment of the worn blade assembly.

A post-processing device moves its processing unit based on orthogonal position data from an image forming apparatus.

Auxiliary positioning devices align door and body hinges before mounting, eliminating manual adjustments and reducing manufacturing costs.

A monolithic lock mechanism uses a resilient portion to pivot the blade assembly between closed and open positions.

A knife cover opens integrally to expose a blade carrier and peripheral cartridge for spare blade insertion.

A two-stage potato dicer uses a lever mechanism to push food through cutter meshes, reducing hand fatigue during continuous slicing and dicing operations.

A backlight module light guide plate with prismatic structures directs light beams at an optimum incident angle to the brightness enhancement film.

Adjustable gripping members in a fixture assembly retain an acoustic inlet barrel to prevent shifting and ensure precise surface machining accuracy.

Asymmetric blade mass distribution counters transverse vibrations during bevel cutting, maintaining precision in sensitive materials.

Segmented handle and replaceable blade cartridge enable safe blade reorientation without exposing users to the cutting edge while reducing material waste.

A trigger lever block portion with a solid revolution shape extends through a housing to enable precise sensor detection.

Complementary holder patterns stabilize the corrugated knife to prevent solid accumulation and maintain slice accuracy in lattice cutting.

A heating band device softens blister package protrusions, eliminating debris and sharp edges during manual opening.

Segmented beads within the housing gradually release shaving aid, maintaining blade alignment and reducing drag in wet environments.

A longitudinal cutting device integrates a feed unit to convey packaging film directly to the cutting blades.

Bidirectional sliding blades on an adjustable upright cutter resolve low efficiency and fixed angle limitations.

A rotary cutter uses a radial mass damper to absorb transient vibrations within the cutting assembly.

An oval hydraulic inlet port in the tool head reduces stress concentration during broaching, extending operational life.

A blade holder uses a locking mechanism to prevent actuation when the adjusting slide is out of position.

Automated trimming system uses a cutting board positioned between plies to enable precise differential cutting of superjacent material layers.

A hair clipper dial uses a spiral guide groove and boss to balance spring forces, reducing reactive torque on the user.

Gradient thickness and facet abrasion resolve the contradiction between low cutting force and high bending durability in razor blades.

Single-component blade member elastically supported between base and top members restricts contact pressure against skin surface.

A sintered gear tooth portion features a high density area over the flank and bottom land to boost wear resistance.

Wet blasting creates pyramidal recesses on aluminum foil, preventing pit joining during etching and increasing capacitance density.

Segmented hub members detach from the main body via removable joints, allowing non-destructive spoke replacement without damaging structural integrity.

Coanda jet devices redirect water jets to enable precise multi-axis control, reducing robot mass and eliminating reaction moments from propeller reversal.

Integrally molded couplers rotate within barrier passages to prevent gaps between units while resisting propeller wash and jet blast forces.

Folding metal strips onto a main portion creates closed sections that improve stiffness without increasing weight or manufacturing cost.

Roll bending forms slotted bearing sleeves with elastic forming rollers, preserving adhesion promoter integrity and eliminating compression damage.

Segmented ramp assembly mounts adjust to vehicle floor level, resolving torque and space trade-offs for wheelchair accessibility.