OneLink™

A Universal Connector for the New Space Economy

Refuel. Upgrade. Transport. All with one robust, reusable connection.

OneLink is the all-in-one solution for the emerging In-Space Servicing, Assembly and Manufacturing (ISAM) ecosystem. Its revolutionary design combines a mechanical linkage strong enough for in-space transportation with interfaces for refueling, data, and power transfer, enabling unprecedented mission flexibility and satellite resilience.

  • Sustainable Deployment Designed for multiple servicing, refueling, and repositioning missions.
  • Modular Upgrades – Standardized connections allow for seamless, incremental satellite upgrades.
  • Misalignment Correction – Actively absorbs misalignment errors, making it ideal for autonomous robotic docking.

Deployable In-Space Capture Mechanism

A diverse solution for RPOC missions.

As in-space servicing and logistics grow, the need for a reliable and affordable capture system is critical. Enduralock’s Deployable In-Space Capture Mechanism provides a simple, robust, and reusable solution for a wide range of on-orbit missions. Our design prioritizes rapid fabrication at a low cost with simple, reliable mechanisms. This approach delivers mission-ready versatility without the high cost and complexity of traditional systems, capable of capturing satellites and orbital debris.

  • Rapid & Cost-Effective  Achieved through a simple design using 95% COTS materials and simple fabrication techniques, eliminating the need for costly robotic arms.
  • Mission-Ready Versatility Scalable design provides a large range of motion to capture various object sizes, accommodates both cylindrical and rectangular shapes.  
  • Robust & Reliable Capture – Features a simple, high-reliability deployment method with only 3 actuators. The system is 100% reversible/detachable and will not damage the client satellite.  

Enabling In-Space Assembly

Securely install fasteners in zero-G environments.

Traditional methods to secure fasteners, such as safety wire, are not compatible with autonomous robotic systems, and in-space installation is complicated by off-axis alignment, varying structure orientations, and thermal extremes. Enduralock has developed a breakthrough solution: a robotic end effector that seamlessly integrates with our mechanically locking fasteners and self-aligning nut plates to enable in-space assembly.

  • Zero-G Retention Disc Holds fasteners securely within the end effector in a weightless environment, ensuring precise placement and installation.
  • Self-Aligning Nut Plates – Engineered to engage off-axis bolts and self-align during tightening, making them ideal for robotic installation where perfect alignment isn’t guaranteed.
  • Indexable Rotating Drum Magazine – A prototype fastener magazine system that delivers sequential fasteners for uninterrupted robotic operation.

Mechanically Locking, Vibration Resistant Fasteners

Eliminate Safety Wire.

Often overlooked as commodity items, fasteners’ reliability and attributes are essential in critical applications.  Our patented fasteners provide a revolutionary locking solution that eliminates the need for labor-intensive safety wiring or cotter pins, surviving 10x the aerospace vibration testing standard.

  • Improve Assembly Time Install over 300 Enduralock fasteners in the time it takes to install 10 with safety wire.
  • Reusable and Reversible – Easy removal and reuse with standard hex socket versus cutting of permanent bolts.
  • Extreme Environment Performance – Withstands extreme vibration and temperature changes while maintaining lock.

The Anchor for Robotic In-Space Assembly

Autonomously compensate for robotic misalignment

In-space robotic assembly is compromised when a bolt and nut plate are not perfectly aligned. Enduralock’s Self-Aligning Nut Plate solves this challenge, featuring a spring-loaded nut element that is axially and radially floating. This design allows the nut plate to engage an off-axis bolt and self-align during robotic tightening, making it the ideal solution for autonomous construction in orbit.

  • Robotic Misalignment Compensation Accommodates up to 30° of angular bolt misalignment, enabling our robotic end effector to successfully engage fasteners even when off-axis.
  • Critical FOD Reduction – Enables the use of a fixed-position bolt retaining ring, reducing the risk of binding or breaking rings that can cause dangerous Foreign Object Debris (FOD) in a zero-G environment.
  • Designed for In-Space Modularity – With a minimum of 25 reusability cycles, the nut plates are ideal for in-space maintenance, modularity, and structure repurposing.
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