Sweeping machine
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United States of America Patent
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Nov 25, 2014
Issued Date -
N/A
app pub date -
Aug 19, 2009
filing date -
Sep 9, 2008
priority date (Note) -
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Abstract
A method of operating a sweeping machine, including a battery, a positioning receiver, a battery charge monitoring system and a computer, and having a cleaning and a transport mode of operation The method comprising the steps of: a) providing the computer with the location of a charging station, b) using the positioning receiver to provide the computer with the location of the sweeping machine, c) using the computer to provide an estimate of an amount of energy required to drive the sweeping machine from its location to the charging station in the transport mode, d) using the battery charge monitoring system to provide the computer with the amount of energy remaining in the battery, e) using the computer to compare the estimate with this amount of energy, and f) providing an operator notification when the amount of energy remaining in the battery falls below a predetermined amount of the estimate.
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