PROTECTIVE HEADGEAR WITH ADJUSTABLE AIR SUPPLY

A protective headgear (1) comprising: a protective helmet (20) that defines an interior space (31), that comprises an inward major surface, and that comprises a forward window with a windowpane (27);a head suspension that is connected to the helmet; and an air supply module (50) mounted at least par...

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Bibliographic Details
Main Author FREJD JONAS N A
Format Patent
LanguageChinese
English
Published 08.05.2020
Subjects
DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
FIRE-FIGHTING
HATS
HEAD COVERINGS
HEADWEAR
HUMAN NECESSITIES
LIFE-SAVING
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Summary:A protective headgear (1) comprising: a protective helmet (20) that defines an interior space (31), that comprises an inward major surface, and that comprises a forward window with a windowpane (27);a head suspension that is connected to the helmet; and an air supply module (50) mounted at least partially within the interior space defined by the helmet, wherein the air supply module comprises central, right lateral, and left lateral trunks (53, 54, 55) that are configured so that when the module is mounted within the interior space defined by the helmet, selected central, left and right areasof the inward major surface of the helmet combine with the central, left lateral and right lateral trunks of the air supply module to respectively define a central air supply passage and left and right lateral air supply passages for delivering air to a wearer of the protective headgear, and, wherein the air supply module comprises an external, remote handle (70) that is remotely connected to anair valve that is operative
Bibliography:Application Number: CN201880061697