Lexicon
Hinges

_____________________________________________________

A hinge is a device for holding together two parts such that one can swing relative to the other, typically having two interlocking metal leaves held by a pin about which they pivot.

(Collins Dictionary of the English Language)

Drawings by Frank Gaylard from: Fisher, Roger C. 1992. Visual Lexicon of the South African Dwelling. Cape Town: Unibook. p, 25.