Patent ID: 6250484
Filing Date: 2001-06-26
Classification: B66C

Abstract:
A monorail hoist comprising:a single support beam; anda hoist assembly includinga frame suspended from and supported for movement along said beam, said frame including a pair of side members, and said frame further including a support member which is transverse to said beam and which extends between said side members;a hoist drum supported on said frame, said hoist drum extending between said side members of said frame;a hoist motor for rotating said drum, said hoist motor being supported on said frame;a hoist rope wound around said hoist drum;a device for engaging a load, said device being coupled to said hoist rope for vertical movement in response to rotation of said hoist drum;a counterweight mounted on said support member for balancing said hoist assembly, said counterweight being slidable along said support member while said hoist drum is suspended from said beam; anda locking device for holding said counterweight in place in any desired location along said support member.