Overview
We are commissioning a new, modern, and modular rope clamp and leash system designed to replace traditional hardware-based rope terminations with a refined, functional, and highly adaptable solution.
The goal is to develop a two-piece clamping system that securely grips rope ends while offering a modular connection interface for a variety of attachments such as clips, carabiners, ID plates, and tracking devices.
Designers will reimagine this everyday piece of hardware into a sleek, durable, and production-ready product suitable for both CNC machining and injection molding.
Winning designers will receive follow on work directly with the company as we continue to build out the modular system. This is intended as an initial design fit assessment and will result in a direct contractual design opportunity for the right designer.
Design Objectives
Create a next-generation rope clamp that:
• Is compact, strong, and minimal in size and form.
• Uses two interlocking halves to compress and secure rope ends.
• Incorporates internal gripping geometry (spikes, teeth, ribs, or equivalent) for maximum holding strength.
• Supports modular attachments through interchangeable connection interfaces.
• Is aesthetically refined, modern, and rugged enough for field or consumer use.
Rope Specifications
• Must accommodate rope diameters from 3/8” (9.5mm) up to 10mm.
• The design should minimize bulk while ensuring strength and secure retention under tension.
Technical & Functional Requirements
• Must pass both static and dynamic load tests suitable for leash and tether applications.
• Compatible with CNC machining (aluminum or titanium) and injection molding (advanced polymer such as PA12, PEEK, or reinforced nylon).
• The clamping mechanism may use:
• Screws (stainless, titanium, or equivalent)
• Tab lock, slide lock, or screw lock (end-cap screws, not standard machine screws)
• Tool-based or toolless methods of secure closure.
• May include magnet-assisted connections for modular accessories or inserts.
• Internal design must securely grip rope without cutting or damaging fibers.
• The design must be modular, allowing optional attachment inserts such as:
• Carabiner or clip connectors.
• Identification plate (dog tag style).
• Housing for Apple AirTag or similar tracker.
Aesthetic Direction
Designs should be:
• Sleek, modern, and rugged.
• Lightweight and functional, with minimal form factor.
• Ergonomically refined with smooth exterior lines.
• Visually consistent with premium outdoor, climbing, or tactical hardware.
• Avoid the look of generic plastic or industrial utility fittings.
Materials & Manufacturing
• Polymers: Engineering-grade thermoplastics suitable for injection molding (glass-reinforced nylon, PA12, PEEK, or similar).
• Metals: CNC-machined aluminum or titanium versions.
• Hardware: Stainless or titanium fasteners; all corrosion-resistant materials.
• Must be designed for efficient mass production, with minimal part count and assembly steps.
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Modularity Requirements
The design should support a unified form factor with optional modular accessories such as:
• Carabiner adapters (example: Frog clip style).
• Threaded or magnetic modules for ID or AirTag integration.
• Snap-in or twist-lock modules for alternate leash or tether uses.
Designers are encouraged to explore magnetic or mechanical hybrid locking systems for secure and intuitive attachment.
Submission Requirements
• 3D CAD files: STEP, IGES, or STL format.
• Renderings: At least 3 high-quality renderings from different angles (one exploded view required).
• Short concept description: ≤250 words explaining design logic, materials, and assembly.
• Optional: animation or short video demonstrating modular attachment concept.
Evaluation Criteria
Design submissions will be judged based on the following weighted factors:
• Functionality & Strength (30%)
Must securely hold rope under both static and dynamic load conditions. Strength, reliability, and real-world usability are top priorities.
• Modularity & Innovation (25%)
Quality, simplicity, and originality of the modular attachment system. Designs should enable intuitive and secure connection of accessories.
• Aesthetics & Ergonomics (20%)
Clean, modern, and balanced design with attention to form, proportion, and tactile feel. Should look refined and feel purposeful.
• Material & Manufacturing Feasibility (10%)
Must be practical for both CNC machining and injection molding processes. Preference given to efficient geometries and minimal part count.
• Ease of Assembly (10%)
Simple, intuitive assembly with minimal tools or steps required. Toolless or low-tool concepts are encouraged.
• Presentation Quality (5%)
Clarity, completeness, and quality of renderings and CAD models. Submissions should clearly communicate intent and functionality.
“What I Don’t Want”
To ensure design focus and manufacturability:
• ❌ No bulky or oversized clamps.
• ❌ No adhesives or friction-only retention systems.
• ❌ No complex multi-part assemblies that complicate production.
• ❌ No sharp edges or visible internal grip elements once assembled.
• ❌ No proprietary or specialty tools required for installation.
• ❌ No designs that risk rope fiber damage or misalignment under load.
Prototype & Sample Conditions (Winning Bid Requirement)
• The winning designer must produce or coordinate a functional prototype.
• Material: polymer (3D print) or metal (CNC).
• Must demonstrate full rope clamping function and at least one modular attachment.
• Prototype must be delivered for physical testing and fit evaluation.
• Prototype cost can be reimbursed or included in total award value.
• Intellectual property and production rights will be negotiated post-selection. Attribution will be given to the designer.
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