Machine Dynamics Tool
MENG 364 · King Abdulaziz University
Module 1 — 4-Bar Linkage
⎙ Print / PDF
MENG 364 · FALL 2026
Machine Dynamics
Open this week's module →
Module 0 — Mechanism Builder
Module 1 — 4-Bar Linkage
Module 2 — Coupler Point
Module 3 — Force Analysis
Module 4 — Flywheel
Module 5 — Balancing
Module 6 — Gear Trains
Module 7 — Cam Design
Link Lengths
a — Crank
?
cm
b — Coupler
?
cm
c — Follower
?
cm
d — Ground
?
cm
Crank (a)
Coupler (b)
Follower (c)
Ground (d)
Assembly:
Open
Crank-Rocker
Double Crank
Double Rocker
Triple Rocker
Grashof Condition
—
Animation
Input speed ω₂
?
30 rpm
Crank angle θ₂
?
0°
▶ Animate
↻ Reset
🐢
◀ 5°
5° ▶
Live Output Values
θ₃ (°)
—
θ₄ (°)
—
μ (°)
—
ω₃ r/s
—
ω₄ r/s
—
α₄ r/s²
—
Mechanism View
Scroll to zoom · Drag to pan · Double-click to reset
θ₂ = 0°
+ Zoom
- Zoom
100%
⟳ Reset
Transmission Angle μ vs θ₂
Output Angle θ₄ vs θ₂
Output Velocity ω₄ vs θ₂
Output Acceleration α₄ vs θ₂
Diagnostics & Observations