CRANE RAIL FOR TUBULAR CRANE TRACKS Russian patent published in 2000 - IPC

FIELD: materials handling facilities; cranes. SUBSTANCE: rail head "a" arranged in lock of two arms "b" and "c" of arch and designed for taking up vertical action P of crane main wheel. Each arm steplessly changes into foot "d" following the surface of tube. Foot "d" located above terminates in longitudinal bend "e" designed for connection with parallel rail by adjusting stud. Foot "d" located below has side head "f" designed for taking up horizontal action T of crane guide rollers. Both feet are connected with tubular crane beam, for instance, by friction joint with use of hollow rivets with driven-in core. EFFECT: provision of reliable fastening of rail on tubular crane beam, reduced material usage. 2 dwg