OPEN HARDWARE OBSERVATORY
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 Filter press.png
Press for Water Filters
 
   Contains PDF Blueprints: Yes

   Contains CAD Files: Yes
License: CCBYSA40


 Press to produce homemade .png
Press to produce homemade vegetable oil
 
   Contains PDF Blueprints: Yes

   Contains CAD Files: Yes
License: CCBYSA40


 Lhh rdfap radial-drill-made-from-auto-parts 0001.jpg
Radial Drill made from Auto Parts
 
   Contains PDF Blueprints: Yes

   Contains CAD Files: Yes
License: CCBYSA40


 Safe study Shelter.png
Raised Hutch of 3.5 m2
Rabbit hutch with a good level of security, protecting the rabbits from predators.
 
   Contains PDF Blueprints: Yes

   Contains CAD Files: Yes
License: CCBYSA40


 Rice threshing Machine.png
Rice Threshing Machine - Pedal Driven
 
   Contains PDF Blueprints: Yes

   Contains CAD Files: Yes
License: CCBYSA40


 Rocket .png
Rocket Bread Oven
 
   Contains PDF Blueprints: Yes

   Contains CAD Files: Yes
License: CCBYSA40


 Rope Pump with Depth Adjustable .png
Rope Pump with Depth Adjustable
 
   Contains PDF Blueprints: Yes

   Contains CAD Files: Yes
License: CCBYSA40


 Safe study Shelter.png
Safe and Sturdy Shelter
Rabbit hutch with a good level of security, protecting the rabbits from predators.
 
   Contains PDF Blueprints: Yes

   Contains CAD Files: Yes
License: CCBYSA40


 Oho sbm sand-blasting-machine 0000.jpg
Sand Blasting Machine Made of 6 Inch Pipe
 
   Contains PDF Blueprints: Yes

   Contains CAD Files: Yes
License: CCBYSA40


 Ncat ssc Santa-Cruz-Solar-Collector 0001.jpg
Santa Cruz Solar Collector
 
   Contains PDF Blueprints: Yes

   Contains CAD Files: Yes
License: CCBYSA40


Sawdust Stove Made with a 20 L Tin Can
 
   Contains PDF Blueprints: Yes

   Contains CAD Files: Yes
License: CCBYSA40


 Apc sts strapping-scale 0000.jpg
Scale Made with a Flat Spring
 
   Contains PDF Blueprints: Yes

   Contains CAD Files: Yes
License: CCBYSA40


 Seed Cleaner .png
Seed Cleaner - for Repeated Seed Sorting
 
   Contains PDF Blueprints: Yes

   Contains CAD Files: Yes
License: CCBYSA40


 Single Pan Balance.png
Single Pan Balance
Single pan balance, made of affordable materials, practical for laboratory students and general purpose uses.
 
   Contains PDF Blueprints: Yes

   Contains CAD Files: Yes
License: CCBYSA40


 Small Composting Box.png
Small Composting Box
 
   Contains PDF Blueprints: Yes

   Contains CAD Files: Yes
License: CCBYSA40


 Smelting Furnace DIY.png
Smelting Furnace DIY
 
   Contains PDF Blueprints: Yes

   Contains CAD Files: Yes
License: CCBYSA40


 Snow Sled with 10 hp .png
Snow Sled with 10 hp Outboard Motor
 
   Contains PDF Blueprints: Yes

   Contains CAD Files: Yes
License: CCBYSA40


 Solar Wax Melter.png
Solar Wax Melter
 
   Contains PDF Blueprints: Yes

   Contains CAD Files: Yes
License: CCBYSA40


 Wheel Jig.png
Spoked Wheel Jig
 
   Contains PDF Blueprints: Yes

   Contains CAD Files: Yes
License: CCBYSA40


 Spring Scale DIY.png
Spring Scale DIY
 
   Contains PDF Blueprints: Yes

   Contains CAD Files: Yes
License: CCBYSA40


 Stand .png
Stand for Inspection Microscope
 
   Contains PDF Blueprints: Yes

   Contains CAD Files: Yes
License: CCBYSA40


 Solarfun0001.png
Stationary Solar Fish Drier
 
   Contains PDF Blueprints: Yes

   Contains CAD Files: Yes
License: CCBYNCSA40


 Solarfun0001.png
Stationary Solar Fish Drier 37 m2
 
   Contains PDF Blueprints: Yes

   Contains CAD Files: Yes
License: CCBYNCSA40


 Steel Wire Rim Wheel for Donkey Carts.png
Steel Wire Rim Wheel for Donkey Carts
 
   Contains PDF Blueprints: Yes

   Contains CAD Files: Yes
License: CCBYSA40


 Table .png
Table for Wood Router with Storage Spaces
 
   Contains PDF Blueprints: Yes

   Contains CAD Files: Yes
License: CCBYSA40


 Ew-tbr tall-bandsaw-rollerboard 0001.jpg
Tall Bandsaw Rollerboard
 
   Contains PDF Blueprints: Yes

   Contains CAD Files: Yes
License: CCBYSA40


 Test Tube Stand .png
Test Tube Stand
 
   Contains PDF Blueprints: Yes

   Contains CAD Files: Yes
License: CCBYSA40


 The Kebkabiyah Plough.png
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: Yes

   Contains CAD Files: Yes
License: CCBYSA40


 Thickness Sander with 476 mm Width.png
Thickness Sander with 476 mm Width
 
   Contains PDF Blueprints: Yes

   Contains CAD Files: Yes
License: CCBYSA40


 Threadle Pump .png
Threadle Pump - Head 3-8 m
 
   Contains PDF Blueprints: Yes

   Contains CAD Files: Yes
License: CCBYSA40


 Semi .png
Tray Dryer Semicontinuous - for Vegetables
 
   Contains PDF Blueprints: Yes

   Contains CAD Files: Yes
License: CCBYSA40


 Oho tbj tube-bender-with-20-ton-jack 0001.jpg
Tube Bender with 20 Ton Jack
 
   Contains PDF Blueprints: Yes

   Contains CAD Files: Yes
License: CCBYSA40


 Tube Manometer .png
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: Yes

   Contains CAD Files: Yes
License: CCBYSA40


 Common scale.png
Two Pan Balance - DIY
 
   Contains PDF Blueprints: Yes

   Contains CAD Files: Yes
License: CCBYSA40


 Welding Gun.png
Welding Gun - Multifunctional and DIY
 
   Contains PDF Blueprints: Yes

   Contains CAD Files: Yes
License: CCBYSA40


 Well Driling Equipment.png
Well Driling Equipment
 
   Contains PDF Blueprints: Yes

   Contains CAD Files: Yes
License: CCBYSA40


 Water.png
Whater Wheel Diameter 2m
 
   Contains PDF Blueprints: Yes

   Contains CAD Files: Yes
License: CCBYSA40


 Well Barrow.png
Wheel Barrow
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: Yes

   Contains CAD Files: Yes
License: COHL12


 Uk wtd wind-turbine-with-vertical-metal-drum-sails 0001.jpg
Wind Turbine with Vertical Metal Drum Sails
 
   Contains PDF Blueprints: Yes

   Contains CAD Files: Yes
License: CCBYSA40


 Windmill Blades.png
Windmill Blades - Diameters 60 to 120 mm
 
   Contains PDF Blueprints: Yes

   Contains CAD Files: Yes
License: CCBYSA40


 Router.png
Wood Router Table - Size 560 mm
 
   Contains PDF Blueprints: Yes

   Contains CAD Files: Yes
License: CCBYSA40


 Chicken House 01.png
Wooden Chicken Coop with Built-In Nesting Boxes
 
   Contains PDF Blueprints: Yes

   Contains CAD Files: Yes
License: CCBYSA40


 Wooden Handcart.png
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: Yes

   Contains CAD Files: Yes
License: CCBYSA40


 Wooden and metal nest box for rabbits.png
Wooden and metal nest box for rabbits
Another version of the rabbit nest box, with metal edge protection
 
   Contains PDF Blueprints: Yes

   Contains CAD Files: Yes
License: CCBYSA40


 Woodworking bench.png
Woodworking bench with carpentry vice
 
   Contains PDF Blueprints: Yes

   Contains CAD Files: Yes
License: CCBYSA40


 Fh flp A1 fertile-landscapes-plow.png
Fertile Landscapes Plow
Franck Chevallier has developed a open source subsoiler which is designed to be able to be built by local metal workers using readily available materials. In 20...
 
   Contains PDF Blueprints: No

   Contains CAD Files: No
License: CCBY40


 Thumb screw press.png
Screw Press
 
   Contains PDF Blueprints: No

   Contains CAD Files: No
License: COHL12
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