Permanent Magnet Reed Switches TRIZ Cases

Multiple reed sensors with different positions and working distances improve washing machine door-state detection and reduce control errors.

A movable sensor detects whether the dryer filter is installed, helping maintain airflow and prevent hot, humid air discharge.

A movable permanent magnet and flux sensing enable controlled lifting, holding, and release of ferromagnetic workpieces with lower energy use.

Coil springs, magnets, and snap-fit key structures improve tactile feedback while simplifying keyboard assembly and lowering manufacturing cost.

A four-magnet actuator layout boosts magnetic flux detection accuracy while keeping the switch compact and limiting interference.

A master-controlled line sorts, welds, cases, and encapsulates magnetic switch sensors to cut manual handling, waste, and labor cost.

A ring-contact structure lets reed switch contacts close from any magnet approach direction, preventing side-entry contact failure.

Magnetic key retention and integrated spring-magnet keys simplify keyboard assembly while preserving tactile feedback and display visibility.

A coil-based button structure supports housing movement in rollable displays, enabling larger screens without sacrificing compact device size.

Magnetized ferromagnetic legs replace wear-prone contacts and costly permanent magnets, enabling durable switching even in humid environments.

Adjustable permanent magnet positioning lets magnetic couplers switch flux levels for efficient lifting, transport, and destacking of ferromagnetic workpieces.

A magnetized ferromagnetic slider and magnetic sensor replace wear-prone contacts, enabling low-cost switching in humid environments.

A magnetic-field-driven MRE switch creates a protruding hard button feel without high-voltage haptics, improving safety and tactile feedback.

Magnetic flux concentration triggers a pyrotechnic actuator at a set current threshold, enabling compact high-current isolation without large replaceable fuses.

Magnetic flux concentration triggers a pyrotechnic actuator at a set current, isolating high-current circuits with a lower-capacity fuse.

Two annular magnets symmetrically magnetize the reeds, stabilizing ON/OFF states and eliminating spring-based reset parts.

Magnetic field actuation triggers reed sensors to switch underwater electronics on or off without continuous monitoring, reducing battery drain during storage.

A reed switch and permanent magnets detect contactor position to identify stuck contacts and ensure safe load circuit disconnection.

A two-part button assembly sends press signals through the substrate without openings, blocking liquid and debris damage to gaming machine electronics.

A rotatable permanent magnet creates off, partial, and enhanced flux states, enabling precise lifting of different ferromagnetic workpieces.

Sensor feedback and movable permanent magnets adjust magnetic flux for secure ferromagnetic lifting without excessive holding force.

Switch assembly prevents arcing during high voltage transitions by establishing electrical paths before RF energy delivery.

Magnetic field interaction between rotating ring and internal sensors enables manual parameter adjustment without compromising sealed casing integrity.

Alternating polarity magnetic bodies in the actuator optimize field distribution to improve reliability and reduce size.

A float level sensor uses a pivotally connected swing arm to rotate with liquid changes.

A medical switching device uses a capacitive sensor to detect operating objects within a detection space.