<s>
CoreXY	B-Device
is	O
a	O
technique	O
used	O
to	O
move	O
the	O
printhead	O
of	O
a	O
3D	O
printer	O
or	O
the	O
toolhead	O
in	O
CNC	O
machines	O
in	O
the	O
horizontal	O
plane	O
.	O
</s>
<s>
Other	O
Cartesian	O
3D	O
printers	O
which	O
do	O
not	O
use	O
the	O
CoreXY	B-Device
technique	O
most	O
commonly	O
also	O
use	O
two	O
motors	O
for	O
the	O
xy-plane	O
,	O
but	O
where	O
one	O
motor	O
is	O
independently	O
responsible	O
for	O
movement	O
along	O
the	O
x-axis	O
,	O
and	O
the	O
other	O
independently	O
responsible	O
for	O
movement	O
along	O
the	O
y-axis	O
.	O
</s>
