Electric Switches TRIZ Cases

Parallel magnetizing coil drives arc into extinction chamber, resolving low-current breaking inefficiency in electromechanical circuit breakers.

Molding a shell part over the base creates a nested retention structure that prevents loose connections in electronic device slide switches.

Segmented selector parts extend the linear regulation range while reducing load losses by over 10%.

An electromechanical relay prevents uncontrolled motor restarting after power interruptions in handheld tools.

Removable spacer alters vertical key stroke length within a modular keyboard switch assembly.

A mobile arc-stopping screen moves with the contact arm to break electrical arcs during switching operations.

Notch portions in the base plate allow membrane sheets to cover exposed silver areas, suppressing visibility of the base material through structural gaps.

Segmented fused tap design eliminates cable re-termination requirements, reducing installation time and power outages in underground distribution systems.

Rear interlock mechanism allows frontal motorization while reducing panel thickness through nested control pins.

A hybrid switch merges an SPDT relay with power monitoring circuits into a standard wall plate format.

Segmented plate-like fixed contact support insulating substrate simplifies brazing jigs and controls flatness, improving electromagnetic contactor productivity.

A pushbutton switch integrates a finger biometric sensor with a movable mounting frame to detect authentication data.

A relay controller manages excitation current through pull-in and holding phases to reduce power consumption.

Segmented permanent magnets create a closed magnetic circuit that concentrates flux at contacts, reducing leakage and cost.

Axial engagement walls on movable plates resolve width stability trade-offs in compact lever switches.

A game controller operator uses separate detecting bodies to capture rotational and translational motion along orthogonal planes.

A sealing member with a raised part compressed by a holder against a standing wall creates a liquid-tight seal around an electronic device button.

A miniature circuit breaker trip mechanism uses a latching member catch to limit lever travel and integrate the signal flag.

A resilient snap hook locks insulating housing parts together at narrow sides.

A radially deformable clamping piece pivots on a support ring to maintain uniform gap widths between the switch rocker and cover frame.

A nested waterproof sheet pocket reduces orthogonal size while maintaining reliability.

Merged switching finger reduces parts while preventing wear and sparks through rotational motion on busbar contacts.

A sealed hinge-type electromagnetic relay sandwiches movable and fixed contacts with permanent magnets to generate magnetic fields that extend arcs.

Permanent magnets in a single arc chamber drive electrical arcs for bi-directional DC switching, reducing device size and cost compared to separate chambers.

A time delay circuit pre-charges main capacitors to battery voltage before full power connection.

Insulator bases electrically isolate switch assemblies from the driver air bag assembly, reducing manufacturing cost and assembly complexity.

A switch design closes through holes in the first molded resin with a second molded resin to prevent solvent permeation during reflow soldering.

Parallel shafts and obstructive disks within a lever operated receptacle physically align to prevent accidental energization or unplugging.

Perpendicular anchor member embeds into insulating case wall, preventing detachment under high pressing forces.

Segmented passive control element with magnetic detection resolves menu complexity and information overload in vehicle displays.

A brake switch assembly uses two Hall devices with distinct magnetic thresholds to control cruise and lighting functions.

A self-centering tactile thumb joystick uses a resilient member to bias a puck inwardly against a touch screen surface.

A fluid pump uses a magnet and float to activate pressurization, solving low gravity-fed pressure without continuous energy consumption.

Interchangeable extension rings on a base unit match three stucco depths, eliminating the need for multiple box sizes and large substrate holes.

Segmenting the device into standardized modules reduces production complexity while maintaining adaptability.

A circuit breaker integrates two micro switches within its shell to reduce volume and facilitate installation.

A release lever displaces a latching unit via an elastic arm to separate the switch unit, resolving narrow interval access issues in densely fitted panels.

Segmented contact regions enable distinct engagement sequences to reduce arcing damage and extend contact life.

A partition wall inside the containing chamber restricts arc movement to maintain higher voltage.

Alignment ribs and pins secure key-mats to the keyboard PCB, resolving assembly tolerance gaps that degrade button spacing accuracy.

A switching apparatus links latching position to actuating coil power supply.

A switch interlock device uses a trip member and cam mechanism to physically link adjacent switches for break-before-make operation.

Segmenting the contactor into standardized and customizable modules reduces manufacturing complexity while maintaining device reliability.

An elongated roller consolidates multiple control functions into a single element, resolving the trade-off between device complexity and ease of operation.

A detachable switch bezel covers an intensity adjustment actuator to enable post-installation conversion from a standard electronic switch to a dimmer.

A switchgear control apparatus determines reclosing time based on AC voltage and current data to suppress surge voltage during reconnection.

A dual-member rotary switch assembly with polymeric support discs and segmented contact pairs enables precise galvanic connections across multimeter terminals.