Lead-In/Lead-Through Insulators TRIZ Cases
- Air-Cooled Through-Wall Bushing Using Pressure-Driven Ventilation
A pressure difference across the wall drives cooling air through the bushing channel, improving heat removal near current limits without fans.
- Crystallized Glass Joint Structure for Exhaust Insulation Stability
A crystallized glass joint extends creepage distance and limits porosity to maintain electrical insulation under exhaust heat and moisture.
- Branch-Covering Grommet Structure for Easier Wire Harness Winding
Multi-directional winding pieces and cutouts reduce tape winding effort on small-diameter wire harness branches while maintaining sealing and sound insulation.
- Composite Electrical Bushing Insulation for Contamination Resistance
A thermoplastic bushing with a chemically bonded elastomer cover improves hydrophobic insulation while reducing material use and breakdown risk.
- Composite Bushing Structure for Creepage and Contamination Control
A thermoplastic core with a silicone elastomer cover extends creepage length and resists contamination in liquid-insulated bushings.
- Liquid-Insulated Bushing With Internal Ribs for Leakage Control
Internal reinforcing ribs and a thermoplastic body cut material use while improving insulation, leakage resistance, and cleanability.
- Removable Bushing Flange With Localized Chamfer Filling
Localized filler in a sealed chamfer space secures a bushing flange while allowing removal and reuse despite core diameter variation.
- Pass-Through Element Protector Structure for Hidden Wire Damage Prevention
A metal casting and slotted plate enclose hidden wires or pipes in walls to block damage from later drilling or fastener insertion.
- Pass-Through Element Protector With Embedded Teeth Fastening
A metal enclosure with a toothed end plate protects hidden wires and pipes by anchoring into wall supports before drywall conceals them.
- Pressure-Driven Ventilation in Air-to-Air Bushings for Cooling
A wall pressure difference drives airflow through a bushing channel, improving cooling near current limits without fans or compressors.
- High-Voltage Feedthrough Electrode Layout for Compact Field Control
Axially extended electrode elements shift potential and equalize fields, shortening high-voltage feedthrough insulation while cutting weight and stress.
- Pt-Ni Hermetic Feedthrough Seals for CTE Stress Control
A Pt-Ni pin alloy and tailored glass-ceramic sealing profile balance CTE and compressive stress to prevent cracking and preserve hermeticity.
- Insulator Shed Tip Curvature to Reduce Corona Discharge
A non-circular shed tip with a larger end radius lowers electric field intensity, helping prevent corona discharge without added material cost.
- Modular Cable Feedthrough Sealing for Vibration-Secure Mounting
A threaded locking feedthrough secures modular cable seals in separating elements, improving adaptability and mounting stability under vibration.
- Feedthrough Insulator Field Control for Clean-Air Dielectric Strength
Field-controlling coatings or admixtures reshape the electric field in feedthrough insulators, raising dielectric strength in clean air.
- Wire Connector With Central Tab And Ribs For Multi-Cable Grip
A wire connector uses a hinged central tab and interior ribs to grip cables securely without damaging insulation.
- Explosion-Proof Cable Bushing With Interference-Fit Bearing Block
A cable bushing uses a metal tube secured in a bearing block via interference fit to ensure reliable signal transmission.
- High-Voltage Feedthrough Sealing Groove Relocation
Relocating the sealing groove to the winding support eliminates complex machining of the hardened insulating body, reducing production costs and damage risk.
- High-Voltage Feedthrough Sliding Contact for Thermal Stress
A helical spring sliding contact accommodates thermal expansion in high-voltage feedthroughs, preventing tensile failure of connecting metal strips.
- High-Voltage Bushing Current-Collecting Member for Surge Management
A low-resistivity current-collecting member distributes surge currents across the field-grading layer surface area.
- High Voltage Bushing Moisture-Tight Enclosure Design
Single-piece molded housing eliminates O-ring seals, preventing moisture ingress and extending bushing service life.
- High Voltage Bushing Insulation with Silicone Filled Recess
Silicone filled recesses in high voltage bushings eliminate protective gas or oil requirements, reducing design complexity and manufacturing costs.
- High Fidelity Feedthrough Using Nonmagnetic Alloy Seals
Replacing magnetic steel with matched nonmagnetic alloys eliminates signal distortion and power loss in high power radio applications.
- Multi-Material High-Voltage Insulator Threaded Interface
Threaded mechanical interfaces join PEEK and MACor insulator sections without epoxy, eliminating joint weaknesses that cause electrical breakdowns.
- High-Voltage Bushing Moisture Barrier Design
A high-voltage bushing incorporates a moisture diffusion barrier within the condenser core to prevent water penetration.
- Thermoplastic Bushing with Epoxy Filler for Insulation
Epoxy filler fills the space between a thermoplastic shell and conductor, preventing discharges caused by gas leakage.
- High Voltage Bushing Conductor Stiffening
A hollow conductor uses a fiber reinforced polymer supporting part to increase structural rigidity.
- High Voltage Bushing Field Gradient Arrangement
Segmenting the field gradient arrangement into a condenser core and shielding layer reduces component weight while maintaining reliable voltage grading.
- Electrical Feedthrough Asymmetric Conductor Sealing
A tapered electrical conductor resolves the contradiction between connection quality and sealing reliability in high-density feedthroughs.
- Internal Electrical Fitting for Tool-Free Box Cable Connection
An electrical fitting with snap rings secures cables inside a box without tools.
- Self-Modulating Seal for Bushing Insulator Integrity
A self-modulating seal adjusts shape and pressure to maintain fluid tightness between bushing components.