April Production Run

Introduction

We have produced 4 tractors, 4 CEB Presses, 9 Power Cubes, and 3 Soil Pulverizers in the OSE Production run of 2011 - from April to Sep. 2011. A documentary by Channel 21 from Berkeley - The Open Source Ecologist - and a piece by Land Rover Magazine also came out of this:

See blog posts:

• June 1 Production Run Update - [1]
• August - Channel 21 from Berkeley, California - does a small documentary - The Open Source Ecologist
• September - End of Production Run Report - [2]

Links

• April_2011_Production_Run_Balance_of_System
• April_2011_Production_Run_Hydraulics_BOM
• April_2011_Production_Run_Bolts_BOM
• April_2011_Production_Run_BOM_Combined_Cut_List_Collapsed
• April_2011_Production_Run_BOM_Combined_Cut_List
• April 2011 Production Run BOM

Tools

• [1] Magnectic Drill, $480
• [1] Stamford 3-phase generator, 24kW, 2-bearing - [3] $1420
• [1] Hobart MegaMig 450 welder, $500 used
• [1] Hobart 200A welder, $300 used
• [1] 3-phase wall plug - frikkin' $60 - I wish I had a 3D printer
• [1] Digital Tachometer - [4] $14
• [1] Morse 4 Live Center for Lathe
• [1] 1-3/8" drill bit for wheel shafts
• [1] hydraulic motor for direct 1800RPM generator drive - [5]

Tractor

Frame

• Frame proper
• Wheel mounting plates
• Cylinder mounting plates

Wheels

• Shafts
• Bearings
• Couplers

Hydraulics

• Valves
• Hoses
• Cylinders
• Cylinder pins
• Hydraulic motors

Seat and Safety

• Safety harness
• Seat
• Top grate

Power Cube

Hydraulics

• Pump
• Filter
• Strainer

Engine

• Engine
• Coupler
• Throttle cable
• Muffler

Electrical

• Battery
• Starter switch

CEB Press

Controller

• solenoid drivers
• Arduino
• breakout shield
• Fuse holder
• Connectors
• Box
• Safety plug

Sensors

• PVC
• Encapsulant
• Hall sensor
• Wire
• Magnets

Structure

• Sheet metal
• Rebar
• Angle
• Eyes
• Legs
• Feet
• Drawer
• Press plate
• Chamber closure
• Magnet mounts

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