Nuts TRIZ Cases

A segmented nut uses a rotating sleeve to release segments for quick removal.

Segmented collar sections distribute clamping force to prevent chipping damage during bolt installation.

Interior die slots in the insert repair damaged fastener threads, preventing backing out and maintaining thread integrity without increasing torque.

Deformation elements transmit perpendicular forces to fasten the insert into a slab recess, eliminating cumbersome assembly operations.

Partial toothing on anchor rail free legs engages locking elements securely, resolving stability loss during fastening and repositioning.

A magnetic and threaded attachment system secures a treatment member to a shaft using detents and spring-biased balls.

Merging the driver and adjustment components into one unit eliminates separate assembly steps while maintaining reliable tolerance compensation.

Protrusions on the helical thread compress material to prevent fastener backout in thin metal and wood joints.

A removable plastic insert seats within a fastener head recess to provide direct tool access, preventing damage during removal from coated surfaces.

Segmented threaded rods and bearing collars enable accessory attachment without drilling holes that compromise sheet tightness.

Fourier series optimized conical screw threads create surface contact to distribute load and reduce plastic deformation.

Segmented filling members with female threads allow technicians to extract components from counterbores, resolving repair difficulties.

A curable mounting dome hardens on a component to form a stable structure for fastener insertion, eliminating complex surface preparation steps.

Segmenting the rivet portion with axial slits reduces joining load while preventing rotation and boosting connection strength.

Spring elements bias the anchoring element against flanges, preventing disengagement and ensuring stable engagement.

A separation fastener assembly uses a sleeve-shaped retaining element to hold the nut in place during normal operation.

A one-piece metal insert uses a radially pushed bottom wall to close the longitudinal passage after tapping.

A fastening element uses a through-opening engagement means to transmit torque from a setting bit.

Pre-imprinted sheet metal creates complementary shaping in attached functional elements, eliminating costly rotation features on the component.

Cantilevered pawls on a lock nut engage radially extending teeth on a washer to prevent vibration loosening while allowing quick installation.

Optimized austenitic alloy reduces nickel content while maintaining elevated temperature strength through parameter changes.

A threaded fastener cap uses integral projections to constrain segment rotation within the cavity.

Elastic tongues engage threads through axial insertion, eliminating helical screwing and boosting pull-out resistance.

A self-countersinking screw head features underside pockets that receive fibrous material to mechanically lock the fastener in place.

A fastening device uses flexible tabs that bend inwardly during screwing to expand the interference surface and improve element retention.

Threaded spacer caps seal electrical enclosures against wall surfaces, preventing water ingress while enabling single-person installation.

Textured hanger surfaces prevent bushing slippage and eliminate costly masking processes during assembly.

Segmented lock rod sections engage a tapered locking member channel to eliminate wobbling in vehicle hitch assemblies.

A bonding stud conforms to cage nut holes to provide electrical grounding within data center cabinets.

A conical clip with an S-shaped fold provides tool-free fastening for screw insertion.

Angled collar crests control material flow during installation, preventing hex key failure and over-strain while maintaining reliable locking integrity.

Trapezoidal crushing parts and radial protrusions at the bolt tip peel nut coatings completely, securing conductivity without high fastening torque.

A swaging tool forms indentations in a retaining plate collar to lock a rotating nut for centering bearing compartments.

A fastening device uses a washer relief portion to enable elastic deformation under bending loads.

Segmented anchoring and locking members prevent pull-out in osteoporotic bone without complex aiming guides.

Segmented plastic nut retainers hold short nuts to eliminate long threaded bolts, reducing installation complexity and cost.

A threaded screw and nut assembly locks stripping tool parts at a fixed distance, preventing breakout element protrusion during transport.

Laser welding high-carbon beads into recesses provides hardness for concrete while preserving corrosion resistance.

A driver tool forms a counterbore in a cover board while inserting a mechanical fastener to a pre-established depth.

A hub nut secures a planetary transmission main bearing unit axially while receiving a rotation seal.

A rivet nut with a U-shaped annular groove accommodates folded rivet sections within the sheet metal thickness range.

Acrylic resin coatings with silicone and graphite reduce driving force into hard lumber while maintaining holding power.

Extraction of threaded engagement from molded resin eliminates surface read conditions while maintaining prevailing torque resistance.

A moldable wire thread insert features a radially extending fastening flange for secure anchoring within component material.

Friction-fit sheet metal chair secures structural nut without welding to preserve integrity and ensure concrete coverage.

Segmenting the shank into opposing thread configurations prevents material displacement and volcanoing during fastening of dense composites.

Segmented shank regions prevent settlement in thick sheet metal, ensuring positive locking without expensive ridges.

An elastomeric insert with biasing fingers shifts within an oversized aperture to accommodate misalignment and manufacturing variations.

Nested canted coil springs apply continuous elastic force against ridged screw heads to eliminate vibration play and secure fixation.