Product Announcements:
Motion and Controls

LENO specializes in precision-machined custom mechanical components. Advanced CNC, rigorous QC, and full-process manufacturing ensure reliability for industrial applications. Read more...

LENO's locking devices create precise, keyless connections between shafts and components. Ensure perfect alignment, eliminate backlash, and simplify maintenance. Ideal for automation, robotics, and high-precision machinery. Request a free design guide today. Read more...

Two-piece stainless steel split shaft couplings deliver zero-backlash power transmission with 2850Nm torque capacity. Quick-install design protects shafts while ensuring precision alignment. Read more...

LENO’s black-anodized aluminum sprockets combine lightweight durability with corrosion resistance for high-efficiency power transmission. Available in ANSI/ISO standards with customizable bores, keyways, and tooth profiles—ideal for applications where weight savings and performance are critical. Read more...

Explore the main types of wave springs, including multi-turn and single-turn designs, along with their manufacturing methods and applications in bearings, automotive systems, electronics, and mechanical seals. Read more...

Wave springs provide controlled compression force in significantly reduced axial space. Ideal for compact assemblies requiring precise load control and vibration damping. Read more...

Nested wave springs are specialized springs designed to provide higher load capacity in a compact space. By stacking multiple wave spring layers within a single spring coil, nested wave springs can achieve a greater load-carrying capability than traditional wave springs. Read more...

Plastic battery pack vent valve designed for electric vehicle battery enclosures, providing pressure equalization and waterproof protection (IP66–IP69K). The vent helps prevent seal failure, condensation, and contamination, improving reliability and service life of battery systems. Read more...

MILVENT powertrain vents provide robust protection with dual mounting, MILVENT filtration, and oil-aerosol pre-filters for reliable performance in harsh automotive environments. Read more...

Explosion-proof battery pack vent valve with pressure equalization, moisture protection, and IP66/IP67/IP68 sealing for EV battery systems and energy storage applications. Read more...