ENGINEERING STRUCTURAL BREAKDOWN

Spring System Works in Real Operation
NOTE
  •  ANSI/WCMA A100.1(U.S. Window Covering Safety Standard)
  • CPSC 16 CFR 1260(U.S. Federal Mandatory Cordless Rule)
  • EN 13120(European Child Safety Standard for Window Coverings)
  • AS/NZS 60335.2.97(Australia & New Zealand Safety Standard for Motorized Blinds)

At DOSRON, our cordless systems are engineered to eliminate exposed cords and hazardous loops — reducing strangulation risks at the source. Every architecture is developed in alignment with key global child-safety standards:

  • ANSI/WCMA A100.1(U.S. Window Covering Safety Standard)
  • CPSC 16 CFR 1260(U.S. Federal Mandatory Cordless Rule)
  • EN 13120(European Child Safety Standard for Window Coverings)
  • AS/NZS 60335.2.97(Australia & New Zealand Safety Standard for Motorized Blinds)

Because protecting children is not a feature upgrade.It is the starting point of responsible engineering.

  What is the Cordless Zebra Blinds – Easy Lift Spring System?

The Cordless Zebra Blinds with Easy Lift Spring System is the next generation of window treatments, engineered specifically for the modern, safety-conscious homeowner. It seamlessly combines intelligent design, unparalleled safety, and sophisticated style into a single, user-friendly product.

In simple terms, it’s a high-end window shade that eliminates all hazardous cords. Instead of using outdated cords and chains, it employs an innovative internal spring mechanism that allows you to raise and lower the blind with a gentle, effortless touch. This system is perfectly balanced to make operation smooth and intuitive.

 But it’s more than just its mechanism. The “Zebra” name comes from its unique dual-layer fabric design, featuring alternating sheer and solid bands. This allows for precise control over light and privacy, enabling you to transition from soft, filtered light to complete room darkening simply by adjusting the layers.

Cordless Zebra Blinds - Easy Lift Spring System | Dosron

 R38 Load-bearing capacity of the R38 Zebra blind spring system

Fabric Length
Fabric Length (Unit: ” /CM) A B C D E F G H I G L
36″ 36″ 48″ 54″ 60″ 64″ 72″ 84″ 86″ 96″ Top 40CM rebound force Unit
91.44CM 91.44 121.92 137.16 152.4 162.56 182.88 213.36 218.44 243.84
ITEM Spring Spec. Spring Force
1 0.07*19*4000mm 154 175 200 213 225 234 251 276 280 301 50 g
2 0.08*19*3500mm 212 236 264 279 293 303 322 350 75 g
3 0.09*19*3500mm 272 300 333 350 367 378 400 100 g
4 0.10*19*3500mm 331 362 400 418 437 449 125 g
5 0.11*19*3000mm 436 470 509 529 549 175 g
6 0.12*19*2600mm 570 616 671 698 225 g

Remark:1.The length of the fabric above refers to the length of the single layer of the zebra blind.

2.Select the required spring model and quantity according to the weight of the Fabric and Bottom rail.

Key Characteristics of Cordless Zebra Blinds – Easy Lift Spring System

1. 100% Cordless Design for Ultimate Safety

 Characteristic: Complete elimination of lift cords and chains.

 Benefit (The “So What?”): This is the foremost child-safe and pet-safe feature. It removes the risk of strangulation, making it the ideal and responsible choice for nurseries, kids’ rooms, and any household. This addresses a primary purchasing driver for modern families.

Cordless Zebra Blinds - Easy Lift Spring System | Dosron

 

2. Patented Easy Lift Spring Mechanism

 Characteristic: An internal, precision-calibrated spring system replaces the traditional cord lift.

 Benefit: Provides effortless, one-touch operation. Raise or lower the entire blind with a smooth, gentle motion. It requires minimal force, offering a luxurious and user-friendly experience that is particularly beneficial for large or heavy shades.

Cordless Zebra Blinds - Easy Lift Spring System | DosronCordless Zebra Blinds - Easy Lift Spring System | Dosron

 

3. Dual-Layer Light Control Fabric

 Characteristic: Unique alternating bands of sheer and opaque fabric.

 Benefit: Unparalleled precision over light filtering and privacy. Seamlessly transition from soft, diffused light to complete room darkening by simply aligning the layers. This versatility suits any room’s needs at any time of day.

Cordless Zebra Blinds - Easy Lift Spring System | Dosron

 

4. Streamlined, Modern Aesthetic

 Characteristic: A clean, minimalist design with no external hardware, cords, or clutter.

 Benefit: Enhances any interior decor style—from minimalist to contemporary. The sleek look adds a touch of sophistication and elegance, making your windows a focal point for all the right reasons.

Cordless Zebra Blinds - Easy Lift Spring System | Dosron

 

5. Made-to-Measure Customization

 Characteristic: Available in a wide range of exact custom sizes, fabrics, and colors.

 Benefit: Guarantees a perfect, professional fit for any window, regardless of its shape or size. This ensures optimal functionality and a built-in, high-end look that off-the-shelf blinds cannot match.

Cordless Zebra Blinds - Easy Lift Spring System | Dosron

 

6. Durable & Low-Maintenance Construction

 Characteristic: Built with high-quality, fade-resistant fabrics and a robust spring mechanism.

 Benefit: Designed for long-lasting daily use. The blinds are easy to clean (typically just light dusting or vacuuming) and are built to withstand the test of time, providing excellent long-term value.

Cordless Zebra Blinds - Easy Lift Spring System | Dosron

 

7. Integrated Top-Down Bottom-Up Functionality (Optional on some models)

 Characteristic: The ability to lower the blind from the top or raise it from the bottom.

 Benefit: Maximizes flexibility for light and privacy management. You can let light in from the top while maintaining privacy at street level, a highly sought-after feature for living rooms and street-facing windows.

Cordless Zebra Blinds - Easy Lift Spring System | Dosron

Our Cordless Zebra Blinds VS Traditional Corded Blinds

Feature Our Cordless Zebra Blinds Traditional Corded Blinds
Safety 100% Child & Pet Safe Risk of entanglement and injury
Operation Smooth, Easy Lift Spring Cumbersome cord mechanism
Aesthetics Clean, Modern, Minimalist Cluttered look with dangling cords
Light Control Precise, Dual-Layer Adjustability Often limited to open or closed
Maintenance Easy to Dust and Clean Cords collect dust and grime
Convenience One-Touch Adjustment Requires looping and tying cords

The application scenarios of the cordless zebra curtain

The versatility of our Cordless Zebra Blinds makes them the ideal choice for any space:

  • #
     Living Room & Dining Area:
    Create an inviting ambiance with perfect light control for entertaining guests or enjoying family time. The modern design instantly elevates your main living spaces.
  • #
    Bedrooms:
    Craft your ideal sleep environment. Achieve total blackout for restful nights or filter soft light for a gentle wake-up. The cordless design is especially crucial for nurseries and kids’ bedrooms.
  • #
    Home Office:
    Reduce glare on your computer screen without plunging the room into darkness. Maintain a professional background for video calls while enjoying a comfortable, productive workspace.
  • #
    Kitchen & Bathroom:

    Our moisture-resistant options are perfect for these areas. They offer privacy while being easy to clean from occasional splashes or steam.

     

 

FAQ:

 

Q1: How does the Easy Lift Spring System work?

A: The system uses a robust, internal spring mechanism that counterbalances the weight of the shade. To raise it, gently pull the bottom rail up and release—it will lock securely in place. To lower it, give the bottom rail a slight tug to disengage the lock and guide it down smoothly. It requires no strength and is incredibly intuitive.

 

Q2: Are these blinds truly safe for my child’s nursery?

A: Absolutely. Our blinds are rigorously designed to be 100% cordless, making them fully compliant with the latest child safety standards (like ASTM W-100 and ADA guidelines). They are the recommended choice by safety advocates worldwide for children’s rooms, completely eliminating the risk associated with traditional corded window coverings.

 

Q3: Can I get these blinds for a non-standard sized window?

A: Yes! We specialize in custom-made cordless zebra blinds. During the ordering process, you will provide the exact width and height of your window, and we will manufacture your blinds to those precise measurements for a perfect fit.

 

Q4: How do I clean and maintain my zebra blinds?

A: Maintenance is simple. For routine cleaning, use a feather duster, microfiber cloth, or the brush attachment of your vacuum cleaner. For deeper cleaning, you can gently wipe the fabric with a damp cloth and a mild detergent. Always ensure the blinds are completely dry before operating them.

 

Q5: What is the difference between light filtering and room darkening?

A: This is the key feature of zebra blinds! Our dual-layer fabric allows you to have both.

Light Filtering: Align the sheer and solid layers to let in soft, diffused natural light while maintaining privacy.

Room Darkening: Completely overlap the solid layers to block out the majority of light for enhanced privacy and darkness.

 

Q6: How long does shipping take?

A: As each blind is custom-made for you, please allow 5-7 business days for production. Shipping times then depend on your location and selected method. Typically, orders are delivered within 2-3 weeks from the order date.

 

Company Profile:

 

Xiamen Dosron Technology Co., Ltd was founded in 2014, is located in the beautiful coastal city of Xiamen. It is a high-tech enterprise specializing in the research, development, manufacturing and sales of intelligent motors and control systems for windows.

 

We have a team of 126 professionals dedicated to providing customers with innovative, efficient and reliable motorized curtain lifting system solutions. Our main products include motorized roller shades motor, cordless roller shades spring system, intelligent control switches and remote controls. These products, with their intelligent and lot characteristics, meet the pursuit of convenience, safety and comfort in modern homes. Through continuous technological innovation and R&D investment, our products have been widely used in smart homes, commercial buildings and public facilities.

 

 

Xiamen Dosron Technology Co., Ltd. has a wide range of customers, including curtain manufacturers, wholesalers and smart home brands. Our products and solutions have won recognition in domestic and foreign markets, and have established solid cooperative relationships with many well-known companies, including DRAPER, ALDI, Walmart, Target and National Geographic. We will promote the development of the smart home industry through continuous technological innovation and excellent customer service, and create a more intelligent and comfortable living experience for users. Friends from all walks of life are welcome to visit our company for guidance. We look forward to working with you to create a better future.

Cordless Zebra Blinds - Easy Lift Spring System | Dosron

Cordless Zebra Blinds - Easy Lift Spring System | Dosron

 

Capacity & Drop

R32 spring box Capacity & Drop

Spring Box PN.

Maximum Capacity /g

Support Maximum Drop /inch

Support Maximum Drop /cm

0.07*16*2000

   

0.08*16*2000

   

0.09*16*2000

   

0.10*16*2000

   

0.11*16*2000

   

 

R38 spring box Capacity & Drop

Spring Box PN.

Maximum Capacity /g

Support Maximum Drop /inch

Support Maximum Drop /cm

0.09*16*2000

   

0.10*16*2000

   

0.11*16*2000

   

0.12*16*2000

   

Why Us?

This will help you understand the differences between our products and those currently on the market.

Item

Electric tubular motors for cordless Spring Mechanism Roller BlindVSElectric tubular motors for cordless Spring Mechanism Roller BlindVSElectric tubular motors for cordless Spring Mechanism Roller Blind

Stablity

   

Force compensate

   

Assembly Safety

   

SKU

   

Lifecycle

   

Cost

   

Operation

   

Patents & Certifications

We design and manufacture cordless spring mechanisms and tubular motors for roller shades, honeycomb shades, zebrablinds, and venetian blinds,roman shades and more. Trusted by top international brands, DOSRON delivers scalableOEM/ODM solutions worldwide.

Get in touch

If you are interested in our solutions, please leave us a message. Let us provide a complete solution tailored to your specific situation.

Frequently Asked Question about Dosron

Q1: Is this Cordless Spring Drive suitable for motorized zebra blinds?

No. This system is engineered for manual cordless zebra blinds. Hybrid motor-spring platforms use different control logic.

Q2: How many Spring Boxes should I use?

It depends on measured fabric + bottom rail weight and required drop. Use the selection table to choose model and quantity per Shaft.

Q3: Why is pre-winding required before installation?

Pre-winding stores initial energy so the system enters the intended force band immediately. The Pin locks the pre-tension state.

Q4: Can a stronger Brake solve drift if the spring is mismatched?

Not reliably. The Spring Box defines the force band; the Brake only governs motion within it. Correct selection comes first.

Q5: Can different Spring Box models be mixed on one Shaft?

Yes, but only with proper load calculations to keep force distribution stable across the full travel.

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