Patent
1975-05-30
1977-08-23
Blix, Trygve M.
49464, 49465, 52196, B65G 6538
Patent
active
040434656
ABSTRACT:
There is disclosed a silo door system designed to adapt older silo constructions for automated unloading, or to be employed as a general door system, if desired. The system includes a number of apertured panel sections clamped to the silo wall in aligned relationship, with door members for selectively closing said apertures. In addition, there is disclosed a double arm unloader chute positioning apparatus for maintaining alignment of an unloader discharge chute with the apertures in the panel sections.
REFERENCES:
patent: 1286300 (1918-12-01), Hames
patent: 1311366 (1919-07-01), Wiederholdt
patent: 1380831 (1921-06-01), Nelson et al.
patent: 3048946 (1962-08-01), Hawk et al.
patent: 3248833 (1966-05-01), Sklar
patent: 3698575 (1972-10-01), Koser
Gaylord Richard S.
Rutten James B.
Rutten Peter T.
Therrien Gordon G.
Blix Trygve M.
Frankfort Charles E.
Railoc Company, Inc.
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