Escalator step with removable demarcation inserts

Each edge of ribbed escalator tread and riser(5:6)are each provided with exposed two ridges forming a channel to removably receive a demarcation strip having a top face ribbed pattern matching that of the tread and riser and an integral raised edge to ride flush against the balustrade skirt the sepa...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: HOLMES, TERRY, ROBIBERO, VINCENT P, SMITH, MELANIE J
Format: Patent
Sprache:eng ; fre ; ger
Schlagworte:
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Beschreibung
Zusammenfassung:Each edge of ribbed escalator tread and riser(5:6)are each provided with exposed two ridges forming a channel to removably receive a demarcation strip having a top face ribbed pattern matching that of the tread and riser and an integral raised edge to ride flush against the balustrade skirt the separate lengths provided on the step and riser are interlocked together and provided are releasable locking arms to securely lock the strips in position