Apparatus for lifting and positioning construction material

Details Apparatus for lifting and positioning construction material Apparatus for lifting and positioning construction material

1987-03-30

1988-06-07

Paperner, Leslie J.

Material or article handling

Apparatus for moving material to a position in the erection...

212261, 212265, 414680, 414734, B66C 2304

Patent

active

047493240

ABSTRACT:
There is provided an apparatus for lifting and positioning construction material such as building logs. The apparatus includes a frame having a pair of interconnected parallel beams. A pair of large fixed axis wheels are attached to one end of the frame while a pair of smaller swivelable wheels are connected to the other end of the frame. A winch is connected to a beam which extents over the frame at various elevations. A grasping mechanism is attached to the winch for holding the construction material.

REFERENCES:
patent: 2389872 (1945-11-01), Ruger et al.
patent: 2846188 (1958-08-01), Pierce
patent: 3298154 (1967-01-01), Behr et al.
patent: 3667632 (1972-06-01), Tidswell
patent: 3757484 (1973-09-01), Williamson et al.
Air Technical Industries Brochure 6464-B; Air Technical Ind., 7501 Clover Ave., Mentor, Ohio, 44060; copyright 1979.

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