Electric Switches TRIZ Cases

A segmented force-transmitting element distributes activation regions across opposite housing sides to enable multi-angle user access.

A hybrid AC circuit breaker uses an IGBT and mechanical bypass switch to manage electrical loads.

Metal coating on the plastic sleeve prevents fungal growth in slots while preserving thermal conductivity for reliable PTC thermistor operation.

Automated tap changer setting eliminates manual connection errors by using nonvolatile memory to store normalized positions after motor drive reversal.

Housing protrusions physically block fingers from pressing the direction-control switch, resolving inadvertent activation risks during one-handed operation.

An electronic switch structure uses inverse parallel silicon controlled rectifiers to manage current flow and extinguish arcs.

Flexible membrane seals gaming input device housing against foreign contaminants, preventing operational failures and costly maintenance.

A rotating lever slides the housing to separate interlock terminals first, preventing sparks during vehicle power circuit disconnection.

A solenoid drive circuit uses a predetermined delay to energize the load after switch contact stabilization.

PLC-controlled discharge automation eliminates manual timing calculations, stabilizing cover opening response rates.

A rotating cam converts linear pressing motion into rotation via a spacer, allowing stable switching when the input direction is tilted.

A linear slide switch actuator regulates motor speed while eliminating separate on-off switches to simplify rotary tool operation.

A conductive dome structure integrates electrical pathways into the keyboard mechanism, resolving space constraints while preserving tactile feedback.

A sleeve uses a pre-compressed spring to exert upward elastic force, keeping the button centered within the housing.

A semiconductor integrated circuit detects switch states using main and sub-voltages to enable continuous monitoring across different ignition conditions.

A one-piece control panel with independent push buttons eliminates assembly tolerance gaps in flush-mounted electrical switches.

An integrated safety pin engages a slide power switch recess to block unintentional activation and conserve battery power.

Dual clutch plates enable quick engagement with circuit breakers while integrated tag holders organize labels for clear visibility.

A mechanical interlock prevents arc elimination body movement in closed states by blocking handle rotation via a movable pin, reducing arc accident risks.

Modular base adapters accommodate diverse switch geometries while transparent housings reveal position status to prevent accidental manipulation.

A graphene conductive membrane deflects under pressure to activate a switching element, eliminating mechanical wear in high-pressure environments.

A two-wire switching circuit manages inrush current using a triac and latching relay with turn-on delay control.

A plated component stepped portion holds an electrically conductive spring body against a substrate ground connecting portion.

Integrating the actuator and housing eliminates separate keycaps, reducing component count while maintaining environmental sealing.

Segmenting control into independent electromagnetic actuators reduces maintenance complexity while enabling synchronized operation of multiple cut-off blocks.

Varying button mounting orientation on a shared parts set produces both snap-action and slow-switching modes, reducing manufacturing complexity.

Tesla valve arrangement in compensating channels restricts return airflow, suppressing push-up collision noise while maintaining smooth dome deformation.

Deforming an arcing horn into contact support orifices eliminates crimping access issues while preventing volume increase.

A back-injection process creates a plastic-metal composite control key with a precise, web-free symbol gap.

A hybrid switchgear uses a spiral semiconductor assembly to reduce electrical arcs during operation.

An electromagnetic relay integrates a plastic insulating layer between the yoke and coil.

Segmented electrode patterns create periodic insulation states in rotary pulse switches to prevent static electricity accumulation on movable contacts.

Adjustable electrical box housing slides on a stanchion mount to enable flush wall trimming.

A silicone compression gasket seals side keys against liquid ingress while maintaining non-binding sliding movement and tactile feedback.

Resilient pieces move within insertion slots to generate audible clicks, resolving the trade-off between quiet operation and user input accuracy.

A hybrid switch uses a semiconductor device to control the timing of a mechanical contact.

A pin coupled to the release lever maintains the unlatched position of an installation switch device.

Pre-arranged time point selection distributes instant opening commands to prevent uneven contact erosion and extend service life.

A tiltable operation device uses a cam system and elastic members to dynamically adjust actuation force through user-initiated push-button interactions.

Dynamic locking means in the receiving device prevent axial displacement when rotated, resolving the trade-off between secure storage and ease of operation.

Microfabricated springs and cams bias components into alignment, enabling micrometer precision without complex assembly equipment.

An acute-angle displacement portion amplifies distance changes in a force-sensing apparatus, resolving waterproofing and input reliability trade-offs.

A hybrid contactor uses series-parallel mechanical and solid-state switching elements to manage high-power AC and DC circuits.

An intumescent coating expands upon heat exposure to form a protective char layer on plastic electrical boxes.

A moving contactor design synchronizes relay contacts via a displaceable portion.

Segmenting the case protects the permanent magnet from foreign substance contamination while maintaining an effective magnetic field for rapid arc extinction.

Integrated magnetic yoke design redirects arcs into a dedicated chamber, preventing contact erosion and re-ignition during short circuit events.

A protection circuit discharges signal line capacitance to ground before relay switching.

An interlocking device uses magnetic attraction to prevent simultaneous closure of electrical circuit breakers.