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US 2019/0322295 A1Published application
Transit cleaning unit
OwnerRichard William Lewis, IIinventor
Life of this patent
Estimating the term…
Abstract
Transit Cleaning Unit is able to clean the walls, overhead, insulators third rail covers and flooring of the subway systems in a minimum amount of time. It provides an effective means of providing a clean environment for the benefit of the customers.
Claims3
1-20. (canceled)
The Transit Cleaning Unit uses 5,000 P.S.I. hot water pressure to remove the harmful dirt that gathers in the tunnels of the rail transit system.
Transit Cleaning Unit is powered by existing third rail power.
Dependencies are inferred from the claim text.