🛠️ Invention or technique

Innerspring mattress

Colchón de muelles

Date
1871 · confidence medium
Place
Germany
Credited to
Heinrich Westphal
Field
Tools

⚠️ Disputed: the sources disagree.

What it is

A mattress with a core of steel coils covered in padding and fabric that conforms to the body and airs better than wool, horsehair or straw ones. It displaced mattresses stuffed with plant and animal fillings.

Wikipedia attributes the innerspring mattress to Heinrich Westphal in 1871 without giving a town, and earlier US spring-bed patents exist (1850s-1860s); date and place are uncertain.

What it led to

  • more hygienic, durable mattresses
  • James Marshall's pocketed spring mattress (1899)
  • the sleep industry with box-spring beds and latex and foam mattresses
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Sources✓ verified 2026-11-06