Material or article handling – Apparatus for moving material to a position in the erection... – Boxlike building module manipulating means
Patent
1981-12-21
1984-10-02
Paperner, Leslie J.
Material or article handling
Apparatus for moving material to a position in the erection...
Boxlike building module manipulating means
269 71, 414589, 414744R, 414749, E04G 2114
Patent
active
044745192
ABSTRACT:
A movable frame slidably supported on a mobile chassis, pivot points on each of opposite sides of the movable frame, a pair of extendable members pivotally mounted at one end to each of said pivot points, the other ends of each extendable member being pivoted at spaced points on the chassis and means for individually and independently actuating the extendable members to position the movable frame about the top side of the chassis. The movable frame can rotatably support a load-carrying table and polytetrafluoroethylene plates may be used as bearing surfaces between the chassis and the movable frame and the movable frame and the rotatable table.
REFERENCES:
patent: 3409158 (1968-11-01), Lull
patent: 3524556 (1970-08-01), Miller
patent: 3779399 (1973-12-01), Shigeno et al.
patent: 4324302 (1982-04-01), Rabinovitch
Paperner Leslie J.
Thomas Bruce K.
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