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Power Springs for Hose Reels and Cord Reels

Power springs are commonly used in hose reels, cord reels, and cable reels to store rotational energy and provide controlled retracting torque. In a reel mechanism, the spring must rewind the hose or cable smoothly without creating excessive pull force, sudden snap-back, or unreliable return movement. Power springs, also called spiral springs in many reel applications, are suitable for compact rotary return systems. They can

Custom Springs for Smart Locks and Access Control Devices

Custom springs are used in smart locks and access control devices to support latch return, rotary reset, cover movement, button feel, positioning, and compact mechanical control. These products combine electronics with small moving parts, so the spring must fit limited space while keeping the user operation smooth and reliable. Shenzhen Leading Spring provides custom spring solutions for compact mechanisms, including constant force springs, power springs,

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