Horizontally supported planar surfaces – Plural related horizontal surfaces – Nested or stacked units
Patent
1979-04-11
1981-03-31
Zugel, Francis K.
Horizontally supported planar surfaces
Plural related horizontal surfaces
Nested or stacked units
108 535, 108109, A47B 4300
Patent
active
042586313
ABSTRACT:
A collapsible shipping rack with removable shelves being sized and configured for having one rack on top of another similar rack when the rack is in either the upright and collapsed position respectively. The rack includes a base, a plurality of substantially identical, normally upright legs connected to the base and each leg including a bottom section with positioning means, a middle section having at least one hinge means, and a top section having positioning means for compatible mating engagement with the bottom section positioning means. Additionally, a plurality of substantially parallel guide means are provided which span the legs for supporting the shelves.
REFERENCES:
patent: 753598 (1904-03-01), Lyon
patent: 1772213 (1930-08-01), Francois
patent: 2354906 (1944-08-01), Bailey et al.
patent: 2699911 (1955-01-01), Chase et al.
patent: 3499398 (1970-03-01), Murray
patent: 3565018 (1971-02-01), Jay
patent: 3665869 (1972-05-01), Howe
patent: 4098409 (1978-07-01), Massey
Malloy John Cyril
Zugel Francis K.
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