Clockwork Cases TRIZ Cases

A method deposits precious metal onto a sacrificial substrate to form a rigid timepiece shell.

Pivoting blocking pieces secure a watch casing ring within the case, eliminating complex machining and specific tool requirements.

Replacing toxic nickel and beryllium with titanium, niobium, silver, and palladium maintains glass-forming ability while enabling massive part production.

Impregnating pre-sintered alumina green bodies with metallic salt solutions achieves sharp color boundaries without compromising mechanical strength.

A watch case bayonet joint uses an elastic fitting tab to generate resisting torque during assembly.

Flexible envelope seals watch case for vacuum treatment, enabling external actuator to close the movement without complex internal mechanisms.

Segmented seal members prevent helium ingress and water accumulation during degassing, resolving airtightness trade-offs in saturation diving watches.

Planar connecting piece with elastic arms transmits axial and rotary movements between offset winding stem parts.

Radial nuts housed in the case middle support removable horns via screws, reducing required thickness and weight.

A scandium-based alloy achieves high hardness and low density through a complex multi-phase microstructure.

A palladium rhodium alloy achieves a very white color for jewelry applications.

Elastic interlocking means lock axial movement of hook heads inside longitudinal cavities for secure wearable band attachment.

A magnetic wristlet attachment device uses integrated magnets to secure a watch bar within a support channel without tools.

Austenized ferritic stainless steel watch component with a mixed layer enhances nitrogen diffusion and magnetic resistance.

Multiple seal members segment the valve path to prevent helium gas transmission and water ingress during saturation diving.

Segmenting the tubular part allows replacing the seal packing without discarding the case band, reducing material waste.

A horological winding stem integrates an axial positioning stop to simplify the setting mechanism.

Indexing elements immobilize a watch case back in a single angular position, resolving manufacturing precision issues while maintaining secure fixation.

Laser welding fuses silicon-based and metal timepiece components directly, eliminating adhesive bonding difficulties and ensuring long-term adherence.

Segmented locking mechanisms allow independent cover access for easy strap changes while maintaining watch stability during manipulation.

Segmented inner and outer covers resolve the trade-off between impact protection and aesthetic versatility.

An elastic member mounted on a resin case step prevents the light transmission member from falling, avoiding complex fixing structures.

Elastomeric case bottom absorbs deformations and reduces torsional stress on the movement during assembly.

Ternary titanium palladium alloy reduces weight while maintaining ductility, eliminating shape memory effects.

An adhesive bonding system replaces mechanical crimping to prevent stone scratches and cracks while enabling diverse gem shapes.

Segmented flexible cap seals guide tube opening without increasing rod friction, resolving water ingress risks under deep diving pressure.

A variable temperature injection mold process protects primer integrity during elastomer overmolding of metal inserts.

Two metal half-shells cover a plastic watch case, hiding the visible seam when turned over.

Nested guide housing sections constrain tapered projections to prevent unintentional detachment while enabling easy switching of exterior members.

A two-band wearable attachment system uses a concealment aperture and guide bed to interlace sizing and retaining bands for secure device mounting.

Auxiliary stem links pull tab to pivot and extract sliding pinion, eliminating friction from traditional riders.

Segmenting the watch crystal into a rigid sapphire element and an elastic polymer skirt resolves the trade-off between scratch resistance and water sealing.

A watch casing ring with angled faces and a screwed tightening element creates radial and axial pressure to secure the movement.

A waterproof wristwatch case uses a radial clamping mechanism to compress an annular gasket against the crystal and side wall.

A titanium nitride sintered body containing nickel, niobium, and chromium forms a gold-colored ornamental component with high hardness.

Hydrophilic microfibers evacuate humidity from elastomeric watch straps, maintaining antibacterial efficacy against friction.

Spring sections compensate dimensional errors to ensure precise movement positioning and reduce manufacturing costs.

Elastic arms replace rigid fixings to absorb shocks and simplify assembly without requiring precise centering adjustments.

A wristwatch external fitting device secures a bezel to the case via a nested locking protrusion and groove.

A pin slides in a groove to lock the watch case back.

Elastic suspension isolates the watch movement inside an outer jacket to absorb impacts and simplify manufacturing.

Elastic stop member reduces wear during repeated mounting by engaging the case band without flexural force on the bezel foot.

A zirconia powder mixture containing vanadium, chromium, and silicon oxides achieves uniform mass coloration during air sintering.

An overmolded gasket bonds to a watch tube outer surface, creating a robust sealing interface without traditional joint planes.

Variable stiffness clamps prevent plastic deformation during impact while maintaining contact between the movement and the watch case.

An elastic damping sleeve isolates the winding stem from lateral pressure, reducing bending stresses on the mechanism.

Segmenting the cover-bezel to rotate independently eliminates complex sliding mechanisms and dirt accumulation in watchcases.

Amorphous metallic foam provides a protective coating layer on fragile substrates through gas injection and rapid cooling processes.

Multi-layer coating with varying hardness enables gradual surface wear on timepieces.

An asymmetrical seal with three lobes reduces axial size while ensuring complete sealing across all positions.