The disclosed invention utilizes deformable gaskets configured to form a seal which slides through the grooves and across the tops of escalator and travelator treads and using evacuation cleaning components as either a complete escalator and travelator tread cleaning machine or an accessory device configured to operate with an existing vacuum carpet evacuation apparatus. The disclosed gaskets in combination with evacuation and spray nozzle manifolds connected by escalator and travelator groove passages form a basic embodiment of the disclosed tread engagement assembly. In certain embodiments, the disclosed apparatus utilizes certain components of carpet evacuation equipment in combination with the disclosed v for cleaning escalator and travelator treads, including both the risers and treads of the escalator and travelator.
Escalator and Travelator Tread Cleaning Device and Method
05.11.2020
Patent
Elektronische Ressource
Englisch
IPC: | B65G TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS , Transport- oder Lagervorrichtungen, z.B. Förderer zum Laden oder Abladen / B66B Aufzüge , ELEVATORS / B08B Reinigen allgemein , CLEANING IN GENERAL / A47L DOMESTIC WASHING OR CLEANING , Waschen oder Reinigen im Haushalt |
ESCALATOR AND TRAVELATOR TREAD CLEANING DEVICE AND METHOD
Europäisches Patentamt | 2019
|Cleaning device for track traffic escalator tread bottom plate
Europäisches Patentamt | 2021
|NOZZLE FOR COLLECTING SEWAGE FOR CLEANING OF ESCALATOR TREAD
Europäisches Patentamt | 2020
|STEP-TREAD LIFTING DETECTION DEVICE OF ESCALATOR AND ITS INSTALLATION METHOD
Europäisches Patentamt | 2021
|