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From OHO - search engine for sustainable open hardware projects
Press for Water Filters
Contains PDF Blueprints: No
Contains CAD Files: No
License: Factory Startup Manual
Bicycle Luggage Carrier for LPG Gas Cylinder
Contains PDF Blueprints: No
Contains CAD Files: No
License: Practical Action
Wood Router Table - Size 560 mm
Contains PDF Blueprints: No
Contains CAD Files: No
License: Robert E. Reedy
Santa Cruz Solar Collector
Contains PDF Blueprints: No
Contains CAD Files: No
License: National Center for Appropriate Technology
Handcart - Height 1220 mm
Wikipedia: A hand truck, also known as a dolly, stack truck, trundler, box cart, sack barrow, cart, sack truck, two wheeler, or bag barrow, is an L-shaped box-m...
Contains PDF Blueprints: No
Contains CAD Files: No
License: Unknown
Two Pan Balance - DIY
Contains PDF Blueprints: No
Contains CAD Files: No
License: AMERICAN PEACE CORPS
Scale Made with a Flat Spring
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
Juice Press with 12 to 20 Ton Jack
Contains PDF Blueprints: No
Contains CAD Files: No
License: Saftstrasse, Germany
Parabolic Solar Cooker with Aluminium Reflector
Contains PDF Blueprints: No
Contains CAD Files: No
License: Aarhus University, Denmark
Thickness Sander with 476 mm Width
Contains PDF Blueprints: No
Contains CAD Files: No
License: Pat Hawley's
Seed Cleaner - for Repeated Seed Sorting
Contains PDF Blueprints: No
Contains CAD Files: No
License: The Real Seed Collection Ltd
Homemade Concrete Mixer – 250 Watts
Contains PDF Blueprints: No
Contains CAD Files: No
License: Popular Science
Motorized Hacksaw with 186W motor
Contains PDF Blueprints: No
Contains CAD Files: No
License: Carl S. Bates
Scooter with Fat-tire with 6 hp Engine
Contains PDF Blueprints: No
Contains CAD Files: No
License: unknown
Vertical Axis Sail Windmill - Diameter 3 m
Contains PDF Blueprints: No
Contains CAD Files: No
License: Low Energy Systems
Ferrocement Tank - 3500 Gallons
Contains PDF Blueprints: No
Contains CAD Files: No
License: E. H. Robinson
Bandsaw Wheel - Diameter 12 inch
Contains PDF Blueprints: No
Contains CAD Files: No
License: John A. Hoffmann
Tall Bandsaw Rollerboard
Contains PDF Blueprints: No
Contains CAD Files: No
License: JTenEyck Woodworker
Threadle Pump - Head 3-8 m
Contains PDF Blueprints: No
Contains CAD Files: No
License: University of Warwick, DTU
DIY Compound Microscope
Contains PDF Blueprints: No
Contains CAD Files: No
License: American Peace Corps
Snow Sled with 10 hp Outboard Motor
Contains PDF Blueprints: No
Contains CAD Files: No
License: Harold W. Grube
Sawdust Stove Made with a 20 L Tin Can
Contains PDF Blueprints: No
Contains CAD Files: No
License: Vita
Tubular Plastic Biodigester
Contains PDF Blueprints: No
Contains CAD Files: No
License: University of Aarhus
Rope Pump with Depth Adjustable
Contains PDF Blueprints: No
Contains CAD Files: No
License: Appropedia
Pit for Waste Disposal in Rural Areas
Contains PDF Blueprints: No
Contains CAD Files: No
License: World Health Organization
Power Thresher for Rice and Wheat
Contains PDF Blueprints: No
Contains CAD Files: No
License: Practical Action
Welding Gun - Multifunctional and DIY
Contains PDF Blueprints: No
Contains CAD Files: No
License: Phillip M. Wilson
Sand Blasting Machine Made of 6 Inch Pipe
Contains PDF Blueprints: No
Contains CAD Files: No
License: Channing B. Mould
Rice Threshing Machine - Pedal Driven
Contains PDF Blueprints: No
Contains CAD Files: No
License: Vita
Drill Press for Heavy Duty - Size 232 mm
Contains PDF Blueprints: No
Contains CAD Files: No
License: Popular Mechanics
Manual Fuel Briquette Press
Contains PDF Blueprints: No
Contains CAD Files: No
License: Practical Action
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
Floating Dome Biodigestor
Contains PDF Blueprints: No
Contains CAD Files: No
License: Appropriate Infrastructure Development Group
Cabinet Food Dryer
Contains PDF Blueprints: No
Contains CAD Files: No
License: Brace Research Institute
Solar Food Dryer for Vegetables
Contains PDF Blueprints: No
Contains CAD Files: No
License: Arnold + Maria Valdez
Table for Wood Router with Storage Spaces
Contains PDF Blueprints: No
Contains CAD Files: No
License: Guido Henn
Charcoal Filter for Drinking Water DIY
Contains PDF Blueprints: No
Contains CAD Files: No
License: WHO, InternationalReference Center for Community Water Supply
Stand for Inspection Microscope
Contains PDF Blueprints: No
Contains CAD Files: No
License: Dan Maloney
Solar Wax Melter
Contains PDF Blueprints: No
Contains CAD Files: No
License: University of California
Press to produce homemade vegetable oil
Contains PDF Blueprints: No
Contains CAD Files: No
License: Joshua & Kaia Tickell
Hand Operated Winnower
Contains PDF Blueprints: No
Contains CAD Files: No
License: Tropical Products Institut
Hammer Mill for Corn Processing
Contains PDF Blueprints: No
Contains CAD Files: No
License: Apt Abatec
Engineers Level - practical and resistant
Contains PDF Blueprints: No
Contains CAD Files: No
License: Thomas E. Riley
Electric Saw for Small Metal Works
Contains PDF Blueprints: No
Contains CAD Files: No
License: copyright
Brick Making Machine CETA-RAM - for soil bricks
Contains PDF Blueprints: No
Contains CAD Files: No
License: Centro de Experimentación en Tecnología Apropiada
Blacksmiths Bellows
Contains PDF Blueprints: No
Contains CAD Files: No
License: University of Technology LAE Papua New Guinea
Axial Flow Turbine 25kW
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
Hydraulic Ram for Pumping Water
Contains PDF Blueprints: No
Contains CAD Files: No
License: Practical Action
Batch Tray Dryer for foods
Contains PDF Blueprints: No
Contains CAD Files: No
License: Practical Action
Pipe and Roller Axle for Ox Carts
Contains PDF Blueprints: No
Contains CAD Files: No
License: University of Warwick, DTU
Hay Manger for Rabbits
Contains PDF Blueprints: No
Contains CAD Files: No
License: Christian Veterinary Mission
Fish Dryer Smoker
Contains PDF Blueprints: No
Contains CAD Files: No
License: International Labour Office
Steel Wire Rim Wheel for Donkey Carts
Contains PDF Blueprints: No
Contains CAD Files: No
License: University of Warwick, DTU
Woodworking bench with carpentry vice
Contains PDF Blueprints: No
Contains CAD Files: No
License: Practical Action
Convertible Bicycle Trailer for people - with shock absorber
Contains PDF Blueprints: No
Contains CAD Files: No
License: Practical Action
Optical Micrometer DIY
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
Baby Incubator Simple and Effective
Contains PDF Blueprints: No
Contains CAD Files: No
License: Practical Action
Tray Dryer Semicontinuous - for Vegetables
Contains PDF Blueprints: No
Contains CAD Files: No
License: Practical Action
Stationary Solar Fish Drier
Contains PDF Blueprints: No
Contains CAD Files: No
License: Practical Action
Fish Dryer-Smoker made with Metal Drum
Contains PDF Blueprints: No
Contains CAD Files: No
License: International Labour Office
Homestead Cart
Wikipedia: A hand truck, also known as a dolly, stack truck, trundler, box cart, sack barrow, cart, sack truck, two wheeler, or bag barrow, is an L-shaped box-m...
Contains PDF Blueprints: No
Contains CAD Files: No
License: Unknown
Safe and Sturdy Shelter
Rabbit hutch with a good level of security, protecting the rabbits from predators.
Contains PDF Blueprints: No
Contains CAD Files: No
License: University of Ghana
Wooden Handcart
This wheelbarrow can be made in one day and costs very little, it is capable of moving up to 500 pounds of material with relative ease, because the load is dire...
Contains PDF Blueprints: No
Contains CAD Files: No
License: unknown
Tube Manometer
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
Single Pan Balance
Single pan balance, made of affordable materials, practical for laboratory students and general purpose uses.
Contains PDF Blueprints: No
Contains CAD Files: No
License: AMERICAN PEACE CORPS
Bee Smoker
DIY bee smoker, built with easy-to-locate materials
Contains PDF Blueprints: No
Contains CAD Files: No
License: Garden Way Ressearch
Goat Milking Parlor
Goat milking station, easy to build, retractable in case of short parlor stalls.
Contains PDF Blueprints: No
Contains CAD Files: No
License: Rodale Press
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