Conveyors – chutes – skids – guides – and ways – Skidways
Patent
1975-11-21
1977-09-13
Oresky, Lawrence J.
Conveyors, chutes, skids, guides, and ways
Skidways
193 35MD, 198485, B66F 906, B65G 4700
Patent
active
040476251
ABSTRACT:
A platform for supporting the load and adapted in use to be inclined to the horizontal at one angle at the infeed position and inclined to the horizontal at another angle at the discharge position; it is provided with an apparatus for changing the inclination of the platform during its elevation from the infeed position to the discharge position with a low friction surface on the platform and provided by ball castors. A pneumatic ram for elevating the platform and load from the infeed position to the discharge position and for lowering the platform from the discharge position to the infeed position is provided with the pneumatic ram being attached to the platform by the cooperation of a ball carried on the ram and a ball socket on the underside of said platform. It has a device preventing infeed of a load other than when the platform is in the infeed position; and apparatus preventing discharge of a load other than when the platform is in the discharge position.
REFERENCES:
patent: 1525870 (1925-02-01), Lee
patent: 1708761 (1929-04-01), Horbath
patent: 1849385 (1932-03-01), Sekulski
patent: 1877934 (1932-09-01), Milbrath
patent: 1949964 (1934-03-01), Keller et al.
patent: 2368192 (1945-01-01), Bishop et al.
patent: 2548767 (1951-04-01), Brest
patent: 3011665 (1961-12-01), Wise
patent: 3361280 (1968-01-01), Traver
patent: 3583588 (1971-06-01), Royal, Sr.
Oresky Lawrence J.
Winter Lawrence J.
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