DEVICE FOR PREVENTING COLLISION OF CRANE BY MKCROWAVE

PURPOSE:To monitor a trouble upon stoppage of receiver by alternatively intermittently synchronizing the transmitting output of each transmitter with commercial power frequency with transmitter and receiver for applying a microwave for each two ceiling cranes.

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Bibliographische Detailangaben
Hauptverfasser:	SHIMADA TADASHI, SATOMI KEISUKE
Format:	Patent
Sprache:	eng
Schlagworte:	CRANES ENSURING THE SAFETY OF RAILWAY TRAFFIC GUIDING RAILWAY TRAFFIC HAULING HOISTING LIFTING LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS,WINCHES, OR TACKLES PERFORMING OPERATIONS PHYSICS RAILWAYS SIGNALLING TRAFFIC CONTROL SYSTEMS TRANSPORTING
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Beschreibung
Zusammenfassung:	PURPOSE:To monitor a trouble upon stoppage of receiver by alternatively intermittently synchronizing the transmitting output of each transmitter with commercial power frequency with transmitter and receiver for applying a microwave for each two ceiling cranes.