The present invention is a safety boot having LED warning lights for use in low visibility environments, wherein the LED lights having a particular light flashing pattern and high light intensity to be seen in hazardous environments, such as subway tunnels, mine shafts and in other low visibility conditions, and further having a sender/receiver warning signal to warn an approaching vehicle or machine.
SAFETY BOOTS WITH MULTI LEVEL SAFETY FEATURES
2015-08-27
Patent
Electronic Resource
English
IPC: | A43B Charakteristische Merkmale des Schuhwerks , CHARACTERISTIC FEATURES OF FOOTWEAR / B60Q ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL , Anordnung von Signal- oder Beleuchtungsvorrichtungen, deren Einbau oder Halterung oder deren Schaltkreise bei Fahrzeugen allgemein |
NTRS | 1995
NTRS
|NTIS | 2022
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