Precision Tension Springs in Foldable Smartphones

Exploring how micro spring technology drives innovation in mobile devices

Internal mechanism of foldable phone

Core Mechanical Component Integration

Demonstrates the coordinated layout of tension springs with precision components like gears and screws in foldable devices, showcasing micron-level machining requirements.

High Precision Fatigue Resistant Compact Design
Spring assembly in actual configuration

Force Distribution Analysis

Shows spring deformation details in assembled state through handheld perspective, simulating real-world force scenarios during screen unfolding.

Elastic Deformation Lightweight Structural Optimization
Internal structure positioning

Strategic Positioning Design

Reveals the precise location of springs within the device body, showcasing their multiple roles as structural buffers, tension maintainers, and circuit connectors.

Multi-functional Precise Positioning Signal Integration

Technical Performance Metrics

100,000+ cycles
Folding Test Life
±0.01mm
Dimensional Tolerance
<5%
Elasticity Decay Rate
0.5-1N
Uniform Tension Maintenance

Technological Innovation Value

Though small in size, precision tension springs play a crucial role in ensuring durability and user experience in foldable devices. Through precise mechanical design and material optimization, they address core challenges in foldable screen technology, providing essential support for continuous innovation in consumer electronics.