ongoing ratchet-strapping work

.gitignore

README.md

cad/2020-03-25_bs-sketch.3dm

cad/BS Linear Pinion v14.3dm

cad/BS Linear Pinion v14.step

cad/BS Linear Pinion v32.step

cad/P3 Clamshell v19.f3z

cad/P3 Clamshell v19.step

cad/bs-sketch.3dm

cad/bs_params.csv

log/2020-03-21_cage-out.png

log/2020-03-21_clamshell-cage-close.png

log/2020-03-21_clamshell-cage.png

log/2020-03-24_board-to-machine.jpg

log/2020-03-25_corner-strap.png

log/2020-03-25_endmatter-context.png

log/2020-03-25_endmatter-detail.png

log/2020-03-25_endmatter.png

log/2020-03-25_layup.png

log/2020-03-26_corner.png