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A wall opening with glazing lines and a swing arc.
Also known as: Side hung window symbol, Opening casement symbol
On an architectural plan a casement window is drawn as parallel lines across a wall opening with an arc showing the sash swinging outward or inward on side hinges.
Denotes a window whose sash is hinged at the side and swings open.
Contexts: Technical drawing
Uses the same arc convention as a door, so a plan reader learns one device and applies it to both.
Contexts: Technical drawing
A thin opening in the wall crossed by two or three parallel lines, with an arc extending from one jamb.