Silo breather bag

Details Silo breather bag Silo breather bag

1982-02-26

1984-03-06

Price, William

Foods and beverages: apparatus

Miscellaneous

Container

220 85B, 383903, A01F 2522, B65D 3010

Patent

active

044347120

ABSTRACT:
A breather bag having a partial torus or weiner-like configuration is fabricated from four panels of flexible material. One of the panels is a side panel extending from one end of the bag to the other end along the inner concave curvature of the bag. The side panel also defines, at each end of the bag, a generally convex end surface. An offset dart seam may be provided in each convex end surface.

REFERENCES:
patent: 1928640 (1933-10-01), Boardman
patent: 2899884 (1959-08-01), Herbruck
patent: 3158188 (1964-11-01), Esty
patent: 3193058 (1965-07-01), Ebbinghaus
patent: 3568588 (1971-03-01), Kudeck
patent: 3888288 (1975-06-01), Hickle et al.
patent: 4135443 (1979-01-01), Warren
patent: 4177844 (1979-12-01), Kuss et al.

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