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I need a compact, manually operated hydraulic release system that pairs seamlessly with adjustable gas springs used indoors. The goal is to let an operator engage or disengage spring force smoothly, with precise control and zero external power. Key objectives • Design a hydraulic circuit and actuator that interfaces directly with standard adjustable gas-spring ports. • Specify all components—cylinders, seals, valves, hoses, fittings—suitable for a clean, climate-controlled environment (no weather-proofing required). • Provide 3D CAD files, detailed engineering drawings, and a bill of materials so the design can be fabricated in-house. • Include clear assembly and maintenance instructions along with recommended fluid type, fill volumes, and bleeding procedure. • Deliver basic stress/pressure calculations verifying safe operation at the gas spring’s rated limits. Preference & constraints • Control must remain fully manual: lever, handwheel, or foot pedal solutions are all acceptable as long as actuation effort stays low. • Space is limited around the mounting point, so the mechanism should be as slimline as practical. • I’ll be integrating this into an existing frame—mounting brackets should use common fastener sizes (M6–M10). Success criteria • Complete drawing set ready for machining/assembly. • Parts list available from mainstream suppliers. • Operation tested virtually (or with a simple prototype) to confirm smooth, leak-free release under load. Experience with gas springs, hydraulic hand pumps, and CAD packages like SolidWorks or Inventor is highly valued. If you can take this from concept to a build-ready design, I’m ready to get started right away.
Project ID: 40420381
19 proposals
Remote project
Active 9 days ago
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19 freelancers are bidding on average $1,199 USD for this job

With years of experience in drafting and 3D modeling - particularly in the mechanical and engineering realm, - our professional team at SYNCCAD is well-equipped to tackle your project. We've spearheaded numerous projects requiring the precise skillset you're looking for: designing intricate mechanical systems compatible with adjustable gas-springs, with zero room for error since everything hinges on design accuracy. This makes us an excellent fit for your task. Our multi-disciplinary expertise does not just rest in the theoretical. With all our strength from drafting and complex 3D modeling, we finally stretch our talents to the practical by ensuring that every design we produce can be built to its highest functionality. This includes furnishing you with a full drawing set ready for machining/assembly and a detailed parts list obtainable from mainstream suppliers. SYNCCAD isn't just about delivering quality work; we want to form lasting relationships with our clients. Thus, beyond supplying efficient CAD services, reliable delivery, and revisions support, if you choose us for this project, we can guarantee you've found a long-term CAD partner who can jumpstart your ideas into reality. Let's get this hydraulic release system design rolling!
$1,125 USD in 7 days
7.2
7.2

Hi, This is a smart use of hydraulics—you don’t need force multiplication, you need precise, leak-free metering. I can design a compact manual release module that interfaces cleanly with adjustable gas springs and fits tight spaces. Concept A closed micro-hydraulic circuit that controls the gas spring’s valve via: Mini master cylinder (hand lever/knob/foot pedal) Metering/needle valve for smooth, proportional release Check valve + quick shutoff for instant lock (no creep) Low-profile slave actuator (poppet/plunger) matched to the gas-spring port Optional quick-connect for serviceability Key design points Low actuation effort: leverage + small-bore cylinder; tune stroke vs force Zero drift: high-quality seals (FKM/NBR), lapped seat in needle valve Clean environment: PTFE-lined hoses, compact fittings, minimal fluid volume Mounting: slim bracket set (M6–M10), adjustable alignment for different springs Fluid: low-viscosity hydraulic oil (ISO VG 10–22) for smooth indoor operation Deliverables 3D CAD (SolidWorks/STEP) + detailed drawings (GD&T where needed) Hydraulic schematic and component specs (cylinder, valves, seals, hoses) BOM from mainstream suppliers (Parker, SMC, Festo equivalents) Assembly + fill/bleed procedure and maintenance notes Calculations: pressure, seal loads, safety factors vs spring rating Optional quick prototype layout for validation Timeline Concept + first CAD: 2–3 days Full package: 7–10 days Best regards,
$1,500 USD in 20 days
6.5
6.5

As a seasoned Mechanical Engineer, with a specialism in Design and over a decade's experience in numerous areas relevant to your project, I am confident I can create the ideal Manual Hydraulic Gas Spring Release to fit your needs precisely. Throughout my career, I have worked with various industries establishing proficiency in mechanical designs, 3D CAD including SolidWorks which suits your preference. I have extensive experience dealing with design constraints and achieving optimum results within those parameters. This will be invaluable as we work to create a slimline design for your space-limited frame. Regarding your preference for manual control, I guarantee an actuation solution that maintains an alluringly low actuation effort. Moreover, my knowledge of fastener sizes ensures mounting brackets will use commonly available components while also guaranteeing robust and secure installation. Your project promises exciting challenges that I would be thrilled to tackle while demonstrating my proficiency in hydraulic hand pumps and stress calculations. A reliable professional with excellent communication skills prepared to take this project from concept through to a build-ready design on time leaving no room for oversight or error - that's me!
$750 USD in 10 days
6.3
6.3

Hi there, I would be happy to assist with your manual hydraulic gas spring release mechanism design. With expertise in mechanical design, FEA, and actuation systems, I can develop a reliable and manufacturable solution tailored to your application. Approach: Study load requirements, stroke, and mounting constraints of the gas spring system Design manual release mechanism (lever / push-button / cable / hydraulic actuation) based on usability and space constraints Integrate valve actuation system to control locking/unlocking of gas spring safely � Dictator Develop CAD model with proper tolerances, ergonomic operation, and durability considerations Perform basic FEA for critical components and ensure smooth actuation without failure Optimize design for manufacturing and assembly Deliverables: Complete 3D CAD model (SolidWorks / STEP) 2D manufacturing drawings with tolerances Mechanism concept with working explanation Basic stress/functional validation report Assembly guidelines Timeline: To be determined after discussing project scope. Budget: Open to negotiation based on complexity. Looking forward to collaborating on this project. Let’s connect to discuss further. Best regards, Arati M.
$1,125 USD in 7 days
6.3
6.3

Can you share the specific system requirements like how many valves and what cylinders lead controlled? I can show the preliminary layout free of charge, to ensure we are on the same page. My past work is available at my bio link designcenter3d.in. Here is more about me: A mechanical/Industrial designer with the strong sense of professional ethic. I possess skills to convert an idea into a functional design. I am strong at technical concept design, feasibility study, product research, engineering design, CAD, aesthetics, ergonomics, DFMA, Rendering, Animations etc.
$2,500 USD in 7 days
6.7
6.7

Hello, I can design a reliable manual hydraulic gas spring release system that is safe, practical, and ready for real-world application. I understand you need a controlled release mechanism that ensures smooth operation, user safety, and durability, with proper force management and ease of use. I will deliver detailed design concepts, mechanical drawings, and guidance on components and assembly, ensuring the system is functional, manufacturable, and efficient. I am a Top Verified Freelancer and ensure fast, high-quality results for time-sensitive tasks. We can discuss your load requirements, use case, and constraints further over chat. Portfolio: [https://www.freelancer.in/u/CreativeDesign50](https://www.freelancer.in/u/CreativeDesign50) Thank you for your time and consideration. Best regards, Kirandeep Kaur
$750 USD in 3 days
6.0
6.0

As an industrial design engineer deeply proficient in both Autodesk Fusion 360 and SolidWorks, I wholeheartedly believe I am your ideal partner for this vital project. My primary goal is to create holistic, innovative solutions that address every nuanced aspect of a problem. This has enabled me to leverage my extensive experience with product design and development processes, advanced knowledge in 3D modeling and parametric design, as well as my fluency with your sought-after CAD packages. Beyond the strong alignment of my skills with the project's requirements, my focus has always been delivering build-ready designs, which includes all requested functionalities like CAD files (such as STEP, IGES, STL), technical drawings, assembly documents and bill of materials (BOM). My work philosophy is rooted in strategic collaboration and delivering precisely what the client needs. To ensure longevity and low-maintenance qualities for your compact hydraulic release system within your climate-controlled environment, I am meticulous about materials selection and manufacturing methods. Given the praise-worthy nature of this project, I'm ready to get started right away! Together, we can create a manual hydraulic gas spring release system that not only interfaces seamlessly with adjustable gas springs but also provides operators with smooth, precise control – just as you’ve envisioned it.
$1,500 USD in 7 days
3.6
3.6

I am submitting my proposal for the Manual Hydraulic Gas Spring Release project with a clear, goal-oriented approach based on SMART principles. My objective is to design a reliable and user-friendly release mechanism that ensures controlled and safe operation of the gas spring system. Within a defined timeline of 8–10 weeks, I will deliver a fully functional design that meets specific performance criteria such as smooth actuation, consistent release force, and long operational life. Each stage—concept development, design validation, and prototyping—will be guided by measurable benchmarks to ensure steady and trackable progress. From a technical perspective, I will develop a robust mechanical and hydraulic interface that integrates seamlessly with the gas spring assembly. The design will prioritize safety, durability, and ease of use, incorporating high-quality materials and precise tolerances to ensure optimal performance under varying loads and environmental conditions. I will also include features such as ergonomic manual control, leak-proof sealing, and corrosion-resistant components. Testing will involve load simulations, cycle testing, and failure analysis to ensure the system performs reliably and meets all required standards.
$750 USD in 7 days
4.5
4.5

Hey there, I’m excited about your project to create a compact manual hydraulic release system for adjustable gas springs. With extensive experience in designing hydraulic circuits and actuators compatible with standard gas spring ports, I’m confident in delivering a slimline assembly optimized for tight spaces with low actuation effort. I’m proficient in SolidWorks and Inventor, ensuring detailed 3D CAD models, engineering drawings, and a clear bill of materials featuring mainstream components. Plus, I’ll provide assembly and maintenance instructions, fluid specs, and stress calculations to guarantee safe, smooth operation. Let’s get this concept through virtual testing and ready for fabrication quickly. I can have the complete design package ready within 14 days. What is the typical maximum load or pressure rating of the gas springs you plan to use, to tailor the hydraulic circuit accordingly? Best regards,
$1,250 USD in 23 days
0.0
0.0

Yenimahalle, Turkey
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Member since May 5, 2026
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