Mountable hoist

Details Mountable hoist Mountable hoist

1974-12-20

1976-04-20

Blunk, Evon C.

Elevator, industrial lift truck, or stationary lift for vehicle

Stationary lift for roadway vehicle or required component...

Having specific drive means for support

182145, 187 11, 248230, B66B 918

Patent

active

039512363

ABSTRACT:
A hoist having an outer principal channel post and an inner secondary channel member, longitudinally movable therewithin, the secondary channel member being moved by a winch and cable and being adapted to travel longitudinally beyond the upper end of the principal channel post to allow heavy items to be elevated to a position in abutting relationship to, for example, a ceiling or roof. The hoist can be easily mounted to either the inside or the outside of a conventional pipe scaffolding to provide for the raising and lowering of building materials.

REFERENCES:
patent: 464900 (1891-12-01), Schwannecke
patent: 936911 (1909-10-01), Klaus
patent: 1235943 (1917-08-01), Smith
patent: 1501991 (1924-07-01), Giudice
patent: 1773030 (1930-08-01), Connely
patent: 1981938 (1934-11-01), Anderson
patent: 2122908 (1938-07-01), Collins
patent: 2761574 (1956-09-01), Harlan
patent: 3213574 (1965-10-01), Melbye
patent: 3276546 (1966-10-01), Slais
patent: 3313376 (1967-04-01), Holland

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