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A device for operating flexible elements includes a rotating drum around which flexible elements are wound to be advanced, a container of the drum equipped with a series of rubber rollers which hold the flexible elements in adherence with the outer surface of the drum and which has a longitudinal sl

A device for operating flexible elements includes a rotating drum around which flexible elements are wound to be advanced, a container of the drum equipped with a series of rubber rollers which hold the flexible elements in adherence with the outer surface of the drum and which has a longitudinal slot which permits passage of the flexible elements from the inside to the outside of the container, and a moving guide for the flexible elements positioned across the drum and which moves with reciprocating movement and facilitates winding or unwinding of the flexible elements on or from the drum.

대표청구항 ▼

A device for the operation of at least one hose containing a liquid under very high pressure, in particular for cleaning internal surfaces of tubes of a tube nest, comprising: a) at least one hose; b) a rotating drum around which the at least one hose is wound, forming one coil; c) a belt inserted o

A device for the operation of at least one hose containing a liquid under very high pressure, in particular for cleaning internal surfaces of tubes of a tube nest, comprising: a) at least one hose; b) a rotating drum around which the at least one hose is wound, forming one coil; c) a belt inserted on each of at least one outer edge of said drum; d) a container of said drum equipped with a series of contiguous rollers which are in contact with said belt, said belt causing said rollers to rotate, said belt being an elastomeric substance having a thickness assuring contact with said rollers wherein said rollers hold said at least one hose in adherence with an outer surface of said drum, said container having a transverse aperture which permits passage of said at least one hose between an inside and an outside of said container; e) a moving guide for said at least one hose positioned transversely to said drum, said moving guide moving with transversely reciprocating motion and aiding in winding and unwinding said hose onto and off of said drum; and f) a motor for driving the drum and for moving the moving guide in a mutually coordinated manner.