Printed Circuit Assembling TRIZ Cases

Protrusions on the substrate wall partition the opening to prevent component contact and short circuits while maintaining positional stability.

A metal mask confines solder to intended areas while preventing stress concentration and deformation at elevated temperatures.

Differentiating side and end surface roughness on a conductor post resolves the trade-off between resin adhesion strength and solder wetting quality.

Separate moving and pressing heads prevent holding unit deformation during pushing operations, maintaining positional accuracy.

Main support connector integrates printed circuit boards for centralized electrical supply and signal routing in automotive lighting modules.

A plastic holding clip creates a suction engagement point on electronic coils.

A battery pack protection circuit module integrates a positive temperature coefficient element directly onto the printed circuit board to manage electrical safety.

Laser warpage measurement during solder reflow prevents head-in-pillow defect escapes by sorting products before latent field failures occur.

Vacuum annealing eliminates interface voids in solder bumps, extending electromigration lifetime from 260 to 1250 hours.

Applying a reducing agent to base metal surfaces eliminates noble metal coatings, enabling reliable low-temperature pressure sinter connections.

Curved shroud covers ground conductor to reduce crosstalk and improve signal integrity in high-speed connectors.

Standardized modular substrates with universal mounting holes resolve the fragility of benchtop prototypes while enabling reliable real-world deployment.

A scraping mechanism cleans the squeegee to prevent material drips and maintain print quality.

An insulating member with lower elasticity than the core layer absorbs contraction stress, preventing warpage during manufacturing of embedded component PCBs.

A non-conductive resistor support assembly mounts load resistors using apertures and recesses to secure components without soldering.

A planar support frame matches bump height to create positive-fit contact with the component chip bottom surface.

Glass reinforcing layers counteract warpage from embedded components, enabling finer wiring integration.

A component information reading unit extracts individual electronic component data from packaged arrays to enable precise manufacturing control.

A flexible printed wiring substrate uses a branch structure to fold bodies and distribute stress.

Segmented support units trap conductive particles to stabilize alignment of circuit members on narrow wiring intervals.

Flexible circuit board soldered to insulating member with non-conductive underfiller encapsulant.

Inkjet printing applies conductive metal layers to recess surfaces, reducing material waste and cost compared to vacuum deposition methods.

Insulating layer protrusions support connection pads to prevent cracking from thermal stress concentration at lower corners.

Corner hollows segment the substrate to distribute thermal stress, reducing warpage and z-height while maintaining electrical performance.

An overmolded electronic module integrates SMT shield wall components to provide electromagnetic shielding within the circuit board structure.

Fixed parallel separating strips remove excess solder via surface tension, preventing bridges at fine pitches while simplifying maintenance.

Forming a control circuit layer directly on a bezel flat region eliminates the substrate, reducing thickness and assembly cost.

A display system integrates a conductive face on the screen with a support structure to establish electrical grounding through direct contact.

An encapsulating sealing layer covers the flexible circuit board and bonding area to prevent driving chip pin breakage during substrate separation.

Sidewall wiring extends from the substrate surface to directly contact embedded components, reducing package volume while increasing wiring density.

Conductive tracings on the mirror substrate replace circuit boards, reducing assembly complexity and electromagnetic interference.

Automatic SMD fitment devices place plug inserts with planar contact surfaces onto circuit board panels for precise alignment.

Matching base plating metal with conductor pads eliminates composition differences that cause instability in bump connections.

Incremental thermal cycling forms a gold-solder mixture wicked to a screen, reducing thermal shock damage during gold removal.

Segmented fixing pins with protruding latches engage stopper blocks in the base body to resolve alignment difficulties during assembly.

Guard ring and notch configuration intercept leakage currents in surface mount smoke detectors, maintaining signal fidelity while lowering manufacturing costs.

A shorted surface mount passive component couples terminals to ground signals on a multi-layer substrate.

Insulating layers cover external electrodes of a multilayer body, preventing short-circuiting caused by component movement during solder reflow.

A conducting bridge covers a non-metallized hole on a single-sided printed circuit board to enable electrical contact from the opposite side.

Magnetic field gradients position patterned functional blocks on substrate receptors, reducing agglomeration and improving registration accuracy.

A reflow soldering apparatus issues a timed alarm before circuit board discharge to prevent retrieval errors.

A flexible substrate bends to align a waveguide for precise optical component mounting.

Affixed barriers segment the circuit board to reduce potting compound usage while maintaining environmental protection.

A protruding guide body intercepts external objects before they strike a touch-sensitive component, preventing contact damage while maintaining simple mounting.

A display device integrates alignment marks into contact pad grooves to minimize visible features on the substrate.

An interposer joins an electronic component to form a sub-assembly inserted into a circuit board aperture.

Protection film overlaps bonding areas to shield signal lines from external stress and prevent disconnection.

A thermosetting adhesive mixed with solder particles bonds electronic components to substrate electrodes during reflow heating.