A CLEANING APPARATUS AND CLEANING SYSTEM
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United States of America Patent
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Issued Date -
Aug 22, 2024
app pub date -
Jun 8, 2022
filing date -
Jun 9, 2021
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Abstract
An unmanned cleaning apparatus for cleaning structures such as buildings, more specifically windows on buildings includes a carriage, a cleaning element rotatably mounted on the carriage, at least a pair of support arms, at least a pair of electric ducted fans, a motor that in use is operable remotely to rotate the cleaning element about its horizontal axis across the surface to be cleaned, and a spray boom that is mounted on the carriage. A cleaning system includes the unmanned cleaning apparatus as described and a portable winching member.
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