Schuler pendulum

instrument

Written by

The Information Architects of Encyclopaedia Britannica

Last updated

July 13, 2026

Quick Summary

The Schuler pendulum is a specialized instrument used in some inertial guidance systems. Its unique characteristic is that when vertically suspended, it maintains alignment with the local vertical, even when the suspension point experiences acceleration parallel to the Earth's surface. This property allows it to serve as a stable internal vertical reference, which is crucial for navigation systems that operate during movement. Unlike simple pendulums used in clocks, the Schuler pendulum's application is in maintaining orientation rather than timekeeping.12

Summary created from Britannica articles using AI. AI can make mistakes, so verify using Britannica articles.

2 Britannica Sources

Ask Britannica AI about this topic

Britannica doesn't have a full article on this topic, so we've curated a list of our relevant coverage.

pendulum
Another type is the Schuler pendulum. When the Schuler pendulum is vertically suspended, it remains aligned to the local vertical even if the point from which it is suspended is accelerated parallel to Earth’s surface. This principle of the Schuler pendulum is applied in some inertial guidance systems to…
Read More
Another type is the Schuler pendulum. When the Schuler pendulum is vertically suspended, it remains aligned to the local vertical even if the point from which it is suspended is accelerated parallel to Earth’s surface. This principle of the Schuler pendulum is applied in some inertial guidance systems to…
Read More