H: line   thick thick thick right
V: line   thick thick thick down from H.center 
R: spline thick thick thick from H.center then right 35.5% up 35.5% then up 32.5% then up 10% left  until even with H.center then left  1%
L: spline thick thick thick from H.center then left  35.5% up 35.5% then up 32.5% then up 10% right until even with H.center then right 1%

# Rough relative proportions cribbed from https://commons.wikimedia.org/wiki/File:Ankh-symbol_cubic.svg
# Tweaks in the shape towards the top