Patent ID: 6801877
Filing Date: 2004-10-05
Classification: C07K,G01H

Abstract:
A method of collecting machinery maintenance data from machines, comprising:providing a portable computer comprising a processor, memory, battery, and external interface, providing an analog machine activity sensor for collecting machinery maintenance data from one or more machines, during battery-powered operation of said portable computer, collecting first data relating to operation of a machine at a first time, from said analog machine activity sensor, via said external interface, into said memory of said portable computer, during battery-powered operation of said portable computer, collecting second data relating to operation of said machine at a second time separate from said first time, from said analog machine activity sensor, via said external interface, into said memory of said portable computer, and retrieving said first and second data from said memory of said portable computer to said processor of said portable computer and using said processor to analyze said first and second data by comparing said first and second data for changes indicative of machinery maintenance needs.