Apparatus of protection fire spread using cable support tray

The present invention relates to a fire spread preventing device of a cable tray for fire fighting installed in an apartment house. The fire spread preventing device of a cable tray for fire fighting installed in an apartment house comprises: a moving unit (10) made of a first sliding plate (11), a...

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Bibliographische Detailangaben
1. Verfasser:	SEO JUNG HAK
Format:	Patent
Sprache:	eng ; kor
Schlagworte:	ALARM SYSTEMS BLASTING CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ELECTRICITY ENGINEERING ELEMENTS AND UNITS FIRE-FIGHTING GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS GENERATION HEATING HUMAN NECESSITIES INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINEDOPTICAL AND ELECTRIC CABLES OR LINES JOINTS OR FITTINGS FOR PIPES LIFE-SAVING LIGHTING MEANS FOR THERMAL INSULATION IN GENERAL MECHANICAL ENGINEERING ORDER TELEGRAPHS PHYSICS PIPES SIGNALLING SIGNALLING OR CALLING SYSTEMS SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING THERMAL INSULATION IN GENERAL WEAPONS
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