Home▸Physics & Mechanics▸The Haunted Door: Hinge Creak Resonance

The Haunted Door: Hinge Creak Resonance

2D top-down stick-slip friction model of a door hinge — dry metal-on-metal friction winds up and releases, exciting the hinge's own resonant frequency to produce a real creak.

Physics & Mechanics2DModerate60 FPS📱 Mobile-adapted⇄ 3D version

Details

CategoryPhysics & Mechanics

RenderingCanvas 2D

DifficultyModerate

Target FPS60

ControlsSliders for auto-swing speed, hinge lubrication, rust/wear level, hinge stiffness, and door mass/size, plus an auto-swing toggle, a creak-sound toggle, and a reset button. Drag the door itself to swing it by hand, drag empty space to pan, and scroll to zoom.

stick-slip-frictionresonanceacousticsphysicshalloween

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A top-down, simplified single-degree-of-freedom model of real stick-slip friction at a door hinge pin, driving the hinge bracket's own damped resonance to produce the creak.

⚙ Under the hood

2D top-down stick-slip friction model of a door hinge — dry metal-on-metal contact winds up and releases, exciting the hinge bracket's own resonant frequency to produce the creak.

stick-slip-frictionresonanceacousticsphysicshalloween

2D · HTML5 Canvas 2D · 60 FPS target · runs fully client-side, no install