From: Optimization of the flexural rigidity of a concentric pipe used in transmitting rotation for arc-shaped forceps
\(\mathrm{O B_1}\) (mm)
38
a (mm)
1.6
e (mm)
1.8
c (mm)
0.3
\(\mathrm{B_1 B_2}\) (mm)
31
2.0
1.0
0.4
\(\mathrm{B_2 B_3}\) (mm)
57
1.4
0.5
\(\varepsilon \) (mm)
1.25