DEVICE TO UNLOAD MAIN BEAM OF BRIDGE CRANE SUPERSTRUCTURE Russian patent published in 2004 - IPC

FIELD: mechanical engineering; lifting and transportation machinery.

SUBSTANCE: proposed device has tension wire ropes passing over lower part of corresponding main beam of bridge crane superstructure and wire rope tensioning device. Said wire ropes are secured with arrangement around end beams of bridge crane superstructure and are laid over lower part of each main beam through protective linings. Some of linings are located in middle of beam superstructure. Wire ropes are connected at one side by turnbuckle and at other side are connected with tension pickup.

EFFECT: improved reliability and revealing of critical deformations of main beam.

2 dwg