Be used for portable circulation respiratory device of deep mine

The utility model discloses a be used for portable circulation respiratory device of deep mine, including expiration hose, spout, flow display, cushion, universal wheel, pull rod, suction hose, braces, manometer, handle, shell, backplate, front bezel, respiratory mask, face guard bag, lamp pearl, ph...

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Bibliographische Detailangaben
Hauptverfasser:	ZHAO JIWEI, DUAN XUHAN, CAO YUKUN, PU JIANGYONG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING DEVICES, APPARATUS OR METHODS FOR LIFE-SAVING FIRE-FIGHTING FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMSTHEREOF HEATING HUMAN NECESSITIES LIFE-SAVING LIGHTING MECHANICAL ENGINEERING STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHERARTICLES, NOT OTHERWISE PROVIDED FOR WEAPONS
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