In graphonomics, Axial pen force is the component of the normal pen force that is parallel to the pen. It is dependent upon pen tilt. In the special case of a perfectly vertical orientation of the writing instrument the axial pen force equals the normal pen force.
Famous quotes containing the words pen and/or force:
“With this pen I take in hand my selves
and with these dead disciples I will grapple.
Though rain curses the window
let the poem be made.”
—Anne Sexton (1928–1974)
“When we can drain the Ocean into mill-ponds, and bottle up the Force of Gravity, to be sold by retail, in gas jars; then may we hope to comprehend the infinitudes of man’s soul under formulas of Profit and Loss; and rule over this too, as over a patent engine, by checks, and valves, and balances.”
—Thomas Carlyle (1795–1881)