Power Ladder

Work Doc

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CAD

Part Library

• 

  v4 Winder. - FreeCAD -[[File:v4dirkwinder.FCStd] - STL - File:V4dirkwinder.stl.

• 

  v4 Motor. - FreeCAD -[1] - STL - File:V4dirkmotor.stl

Specifications

• 2-3 bundles 80 lb each of roofing shingles makes for 240 lb requirement
• 200-400 lb typ [2]. 400 lb typ [3], 250 lb [4], 500 lb [5]
• 250 lb ladder attachment [6]
• Type 1A ladder - 300 lb. [7]

2x6 Hoisting

• Lumber Weight Calculator sez 45 lb for 14' 2x6 treated.
• 150 lb gets us 3 at a time.
• Type 1A ladder [8]

Options

• $2.3k - [9]
• $3.5k - [10]. With wired controller.

DIY

• Ladder + winch for $100?
• 2 speed winch, 550 lb at 33 fpm - [11]
• 2 speed winch, 33 fpm - $120 - [12]
• Harbor freight winch - 1 ton - [13] - lends itself well to a cordless drill drive by screwing on an adapter.