OPEN HARDWARE OBSERVATORY

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Small water turbine

This project shows the construction plans for a small 5 kW water turbine based on the research of Dr. Mohammad Durali at MIT. According to the original developm...

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: Practical Action

Smelting Furnace DIY

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: Popular Mechanics No. 297

Snow Sled with 10 hp Outboard Motor

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: Harold W. Grube

Solar Cooker - diameter 1.4m

Based on: https://www.youtube.com/watch?v=joJRrljm30g--

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: OHO

Solar Food Dryer for Vegetables

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: Arnold + Maria Valdez

Solar Water Heater - Capacity 100L

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: OHO

Solar Water Heater with Corrugated Metal Collector

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: Ecotope Group

Solar Water Heater with Serpentine Collector

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: Appropriate Infrastructure Development Group

Solar Wax Melter

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: University of California

Spoked Wheel Jig

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: Practical Action

Spring Scale DIY

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: American Peace Corps

Stand for Inspection Microscope

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: Dan Maloney

Stand for manual drill

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: OHO

Star shaped finger weeder

Consisting of semi-flexible star-shaped fingers which rotate around the plants and are usually mounted on legs which follow the micro-topography of the soil, st...

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: L'Atelier Paysan

Stationary Solar Fish Drier

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: Practical Action

Stationary Solar Fish Drier 37 m2

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: Practical Action

Steel Wire Rim Wheel for Donkey Carts

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: University of Warwick, DTU

Table for Wood Router with Storage Spaces

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: Guido Henn

Tall Bandsaw Rollerboard

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: JTenEyck Woodworker

Test Tube Stand

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: AMERICAN PEACE CORPS

The Kebkabiyah Plough

Light plow for arid soils pulled by donkey or camel, based on traditional models, but with an all-metal structure made from scrap metal.

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: Practical Action

Thickness Sander with 476 mm Width

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: Pat Hawley's

Threadle Pump - Head 3-8 m

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: University of Warwick, DTU

This linkage piece is fitted onto the quick hitch triangle to allow tractor mounted cultivation implements to work up to the end of a bed, when the tractor has...

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: L'Atelier Paysan

Tractor tool bar

With this versatile and easy to use tool-bar, you can acquire a range of essential tools at a low cost. Many tools can be fitted on, from comb weeders, vegetabl...

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: L'Atelier Paysan

Trailer for bicycle based on Carla Cargo design

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: OHO

Tray Dryer Semicontinuous - for Vegetables

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: Practical Action

Tricycle cargo bike

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: Werkstatt Lastenrad

Tube Bender with 20 Ton Jack

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: unknown

Uses in practical experiments and demonstrations 1. To demonstrate that the pressure of a liquid is equal in all directions. 2. To determine the specific gravit...

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: AMERICAN PEACE CORPS

Tubular Plastic Biodigester

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: University of Aarhus

Two Pan Balance - DIY

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: AMERICAN PEACE CORPS

Urbolienne windmill

The Urbolienne, a prototype micro-wind turbine developed by the French design office Aeroseed, generates energy on sites where the wind is irregular and often c...

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: Energinov

VentMon T 0.4 In-line Fan Test Device and Monitor

Design of inline monitor/tester for pandemic ventilators and Overall Strategy for Deployment OSH project

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: Public Invention

Ventilaid breathing device Mk III

A decrease in lung function is noticeable in patients with Covid-19, which results in insufficient oxygen being supplied to the rest of the body. This situation...

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: VentilAid

Vertical Axis Sail Windmill - Diameter 3 m

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: Low Energy Systems

Vibra bed former

The Vibra bed-former is a secondary cultivation tool and a bed former. It’s based on a spring tine cultivator, but also has an adjustable comb weeder and a hydr...

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: L'Atelier Paysan

Vice for drill press

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: OHO

Welding Gun - Multifunctional and DIY

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: Phillip M. Wilson

Well Driling Equipment

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: Vita

Whater Wheel Diameter 2m

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: Youtube - Henry Walker

Engineering drawings detailing how to make a wheelbarrow Consisting of a tray bolted to two handles and two legs, ideal for small/medium loads for the household...

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: Practical Action

The wheel hoe is a hand tool used to weed between rows faster and more efficiently than with other hand held hoes. The wheel hoe is a hand tool used to weed bet...

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: L'Atelier Paysan

White Rabbit is a fully deterministic Ethernet-based network for general purpose data transfer and synchronization. It can synchronize over 1000 nodes with sub-...

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: CERN

Plans and 3d models to build a DIY equipment to pump water using a Savonius turbine and a diaphragm pump. Original design by Brace Research Institute, published...

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: Brace Research Institute

Wind Turbine with Vertical Metal Drum Sails

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: Unknown

Windmill Blades - Diameter 1.5 to 3 m

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: American Peace Corps

Windmill Blades - Diameters 60 to 120 mm

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: American Peace Corps

Winnower Made of Wooden Parts

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: University Eindhoven

Wood Cookstove Singer

   Contains PDF Blueprints: No

   Contains CAD Files: No

License: Vita

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OPEN HARDWARE OBSERVATORY 2020

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