People · researcher

Jacob Perkins

1766–1849 · Engineering

Known For

Patented the vapour-compression refrigeration cycle in 1834 — the cycle in every fridge and heat pump — and built one, though nobody bought it.

machine

Open on the People shelf — the interactive card, the filters, and everything alongside it.

From the Researchers database in Notion, last edited 2026-08-16. This page is the row, rendered by the build; nothing on it is written by hand.