13 Apr
2018
13 Apr
'18
9:26 p.m.
I am going to guess that it is to make the cutting speed more constant, given that the operator will likely move the cutting arm at a constant angular speed. On Fri, Apr 13, 2018 at 11:19 PM, James Propp <jamespropp@gmail.com> wrote:
Why do paper-cutters have curved blades? Is the usual design intended to optimize something?
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