Pedal-powered mulcher: the pedal drive
Channel: Jan Przysiezniak
Date: 27/10/2022

Lots of info, lots of shiny metal, lots of mulch, on the road to nerdition.

CHAPTERS
0:00 - Intro
0:12 - Blades
1:20 - Pedal drive frame
2:00 - P. D. mechanism
3:25 - Male coupling
5:04 - Female coupling and double cardan joint
6:37 - P. D. chain tensioner
6:57 - Structural joints with slack
7:43 - Hand wheel
9:12 - Outlet extension
9:32 - Tow handle
9:45 - Field tests
10:32 - Flywheel cogs
11:42 - Mulch!
11:52 - Problems
12:21 - Good blades
12:39 - Chain works hard
13:10 - More mulches
13:45 - Yields
13:55 - Extro

Initial test of principle:   https://www.youtube.com/watch?v=xvAimbEI-LQ
Prototype field test:   https://www.youtube.com/watch?v=SOBmVeKn9os
A short one about the chop unit:   https://www.youtube.com/watch?v=EiPHCqMMpkU

...and if you find this device too complicated, you might like these:
https://www.youtube.com/watch?v=UfBjUX4TUso
https://www.youtube.com/watch?v=XFGbx7uYGdY
https://www.youtube.com/watch?v=YejwyWtn2O0