Browse Prior Art Database

ELECTRO-OPTICAL TILT AND MOVEMENT SENSOR

IP.com Disclosure Number: IPCOM000006550D
Original Publication Date: 1992-Aug-01
Included in the Prior Art Database: 2002-Jan-14

Publishing Venue

Motorola

Related People

Authors:
John O'Brien

Abstract

The device utilizes a light-emitter eg LED housed together with a light detector. The assembly is mounted vertically above a transparent bead containing a liquid with a light-reflecting surface, such as mercury or a mirrored float.