TROLLY

A trolley is disclosed. The trolley according to the embodiment of the present invention comprises: a wheel; a body; a screw shaft; and a brake apparatus. The wheel rolls in contact with a rail, and the body supports the wheel and has a holding part to hang an object. The screw shaft part is rotatio...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	HONG, YOUN GYUN, HUR, JONG HAENG, JOO, SEONG HO
Format:	Patent
Sprache:	eng ; kor
Schlagworte:	ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL CRANES HAULING HOISTING LIFTING LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS,WINCHES, OR TACKLES PERFORMING OPERATIONS PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OFVEHICLES TRANSPORTING VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES VEHICLES IN GENERAL
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Beschreibung
Zusammenfassung:	A trolley is disclosed. The trolley according to the embodiment of the present invention comprises: a wheel; a body; a screw shaft; and a brake apparatus. The wheel rolls in contact with a rail, and the body supports the wheel and has a holding part to hang an object. The screw shaft part is rotationally supported on the side of the body and is extended to the inside of the rail from the side of the body. The brake apparatus has a pressure unit to put or release pressure on or from the inner surface of the rail by using the rotation of the screw shaft.