Support for a grain bin floor

Static structures (e.g. – buildings) – Three-way corner construction – Barrier resting on top of vertical structures; e.g. – walls

Reexamination Certificate

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Details

C052S192000, C052S302200, C052S636000, C454S182000

Reexamination Certificate

active

07845129

ABSTRACT:
A floor support for a grain bin floor made from a sheet of galvanized steel. The support having an upper flange or rail that extends upwardly from an upper shelf and is interposed between notches. A plurality of columns that extend downwardly from the upper shelf to a base to provide added stability to the support. A bend in the support which allows the support to stand upright without the need for additional supports.

REFERENCES:
patent: 1604151 (1926-10-01), Dornier
patent: 2047990 (1936-07-01), Carswell et al.
patent: 3272480 (1966-09-01), Sukup
patent: 3283459 (1966-11-01), Beranek et al.
patent: 3426445 (1969-02-01), Steffen
patent: 4137682 (1979-02-01), Trumper
patent: 4281489 (1981-08-01), Kallestad et al.
patent: 4282694 (1981-08-01), Mead
patent: RE31368 (1983-09-01), Trumper
patent: 4557086 (1985-12-01), Liefer et al.
patent: 4604842 (1986-08-01), Sukup
patent: 4619085 (1986-10-01), Carroll et al.
patent: RE33358 (1990-10-01), Sukup
patent: 5107644 (1992-04-01), Hanig et al.
patent: 5417028 (1995-05-01), Meyer
patent: 6026932 (2000-02-01), Comp
patent: 7487621 (2009-02-01), Grossman et al.
patent: 2006/0090413 (2006-05-01), Grossman et al.
L & J Industries, Inc. Letter to Grain Dealers with Attachments, Dec. 1997.
Sukup Manufacturing Compnay, “Bin Floors”.
L & J Industries, Inc., FREE-FLOW Heavy Duty Grain Bin Floor Supports.

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