Patent ID: 8613427

Claim:
A hoist assembly for overhead lifting, the hoist assembly comprising: an upwardly extending attachment member including a downwardly depending shank having a polygonal cross sectional shape; a hoist body coupled to the downwardly depending shank; and a plate positioned between the upwardly extending attachment member and the hoist body and defining a first circular aperture that matingly receives the polygonal shank and a second polygonal aperture laterally spaced from the first circular aperture, the plate is moveable between a first position in which the polygonal shank extends into the first circular aperture and a second position in which the polygonal shank extends into the second polygonal aperture, wherein rotation of the attachment member with respect to the plate is permitted when the plate is in the first position and rotation of the attachment member with respect to the plate is inhibited when the plate is in the second position.