Lissafi na arches ga picket shinge
Saka da ake bukata girma millimeters
H - da ƙaramar tsawo na da shinge
Y - matsakaicin tsawo na wani shinge
X - nĩsa a tsakãninsa da cibiyoyin na cikin matsanancin tube
Z - da nisa daga cikin shinge slats
K - Yawan reluwe a sashe
D - A nisa tsakanin da reluwe
Idan tsawo
Y > H
Idan tsawo
Y < H