🛠️ Invention or technique

Round hull for ice (Fram, by Colin Archer)

Casco redondeado para el hielo (Fram, de Colin Archer)

Date
1892 · confidence high
Place
Larvik, Vestfold, Norway
Credited to
Colin Archer, at Fridtjof Nansen's request
Field
Movement

What it is

A rounded, heavily strengthened oak hull that rises above the pack ice instead of being crushed. It allowed Fram to drift with the Arctic ice and later carry Amundsen to Antarctica.

What it led to

  • polar ships able to winter in the ice
  • Fram's drift and scientific Arctic exploration
  • hull design for ice navigation

Links

Sources✓ verified 2026-11-06