Closed Casings TRIZ Cases

See how a sloped rim and protrusion labyrinth seal deflects fluid away from console electrical

See how a fireproof cover and bracket enclose the circuit board in a sealed cavity to contain h

See how a sled-and-housing enclosure uses low-friction skids and segmentation to enable frequen

See how a connecting component with dual-part design fixes elongated ATX and FLEX power supplie

A hidden clip-and-receiver structure lets set-top box covers attach and detach without screws, alignment effort, or access holes.

A sliding locking member replaces screws to secure an electronic housing bottom cover while speeding assembly and disassembly.

A release fixture disengages multiple enclosure clips in one motion, enabling fast access to internal parts without screws or handling damage.

A spring leaf and elastic latch secure a removable cover without screws, cutting assembly time, disassembly effort, and fastening cost.

Internal fixing posts join the front, middle, and back frames to keep the LCD front surface smooth without extra cover parts.

Z-shaped connecting links and tabs let sheet metal housing parts assemble tool-free while maintaining mechanical stability and EMI sealing.

An internal sliding release tool lifts a flexible snap member, enabling hidden housing disassembly without external tool openings.

A removable sled with low-friction skids gives electronics enclosures easy internal access while preserving stable, repeatable reassembly.

Flexible arm portions press protrusions to adapt to component height variation, stabilizing antenna-board spacing and radar characteristics.

A laser-welded metal housing joint uses a spaced seal and transition section to maintain tightness, stability, and compact packaging.

A weakened limit member breaks under fault pressure to open a relief gap, preventing housing rupture and improving electrical device safety.

Multiple smaller covers divide a flameproof housing opening, easing assembly and device access while maintaining explosion protection.

A movable cover and plug interlock keeps the load connection protected, blocks accidental insertion, and allows controlled servicing access.

A double-injection battery cover uses elastic hook fastening to prevent accidental separation while allowing tool-free removal.

A rotatable support frame lets wall-mounted keypads stay level even when the wall box is installed at an angle.

Recessed upper and lower SSD casing sections fit multiple electrolytic capacitors in limited space while supporting standby power and heat dissipation.

An integrated fastening wall shields a rear connector in tight front-compartment mounts, improving attachability and collision protection.

Matching recessed and protruded positioning parts align panel and housing holes for easier screw assembly without increasing display size.

A U-shaped slot, segmented metal frame, and dual radiators enable multi-band 5G Sub-6G coverage with better impedance matching.

A 3D metal-glass network in a mullite-containing wiring board strengthens substrate bonding while preserving mechanical strength and low signal loss.

Central-side fasteners let the cover bend at unfastened edges, opening a discharge gap that relieves explosion pressure without detachment.

A grounded conductive pattern overlaps the camera module to absorb antenna radiation, reducing EMI and protecting wireless performance.

A resilient M-shaped spring clip joins housing parts, boosts grip as parts engage, and maintains EMC/ESD shielding across gap variations.

A clad housing uses a corrosion-resistant outer metal and hardened flux barrier to keep electrolytes off the lighter interior metal.

Internal and external cover threads replace multiple screws and sealants to enable compact, repeatable waterproof enclosure assembly.

A detachable wall mount with guide grooves and snap-fit joining keeps the signboard secure while simplifying battery replacement and maintenance.

Integrated heat-conducting sheets move heat through sealed thin electronics shells, reducing heat buildup, shutdown risk, and battery damage.

A hardened flux melt interface in a clad housing keeps electrolytes on the outer metal, preventing galvanic corrosion while enabling lighter enclosures.

A driven lift and elevation assist let a display panel retract into furniture or appliances while controlling lowering speed for stable image display.

Sliding clamping members and a trigger button simplify ceiling or wall installation while adding inductive anti-theft removal alerts.

A rotating shaft and shim lock replaces manual pin-header plugging, speeding LED display box assembly while keeping connections secure.

Heat shaping, cooling, low-temperature tempering, and room-temperature stamping reduce bubbles and porosity in magnesium alloy housings.

A slider and stop surface retain the screw during disassembly, preventing loose metal parts from causing short circuits in electronic housings.

A segmented insulating layer creates a cleaner gap under the inertial sensor, reducing trapped particles, temperature hysteresis, and bias error.

Stub-and-groove engagement on the screw head blocks reverse rotation, keeping electronic casings fastened under vibration and impact.

Riveting grooves and projections join segmented phone middle-frame parts to reduce CNC waste, simplify processing, and improve efficiency.

A rail-and-bracket mount uses automatic locking and actuator release to protect electronics from impact and moisture while enabling fast removal.

A motorized latch cradle mounts on vertical or horizontal surfaces, securing handheld controllers without tether cables while keeping charging access.

Beam welding and gas-evacuated die casting create aluminum electronics housings with fewer pores, lower cost, and fluid-tight sealing.

A rail-mounted bracket uses automatic locking and safety actuators to enable fast removal while maintaining attachment security and moisture protection.

A spring-backed snap connector removes housing play and blocks release under vibration, creating a permanent joint that can be opened only with a tool.

Infrared-transparent housing sections enable sealed implant communication with higher data rates, lower interference, and no moisture-prone cable apertures.

A bracket-supported pre-compressed spring presses an SMT power amplifier against a heat sink to improve thermal contact and withstand vibration.