Plant husbandry – Stand for holding a plant or growing medium receptacle
Patent
1984-04-18
1986-01-21
Hafer, Robert A.
Plant husbandry
Stand for holding a plant or growing medium receptacle
47 42, A47G 700
Patent
active
045650284
ABSTRACT:
A stand for holding a tree or pole provided with a plurality of loop springs adapted automatically to accommodate tree trunks or poles of various diameters. The stand includes a plurality of stepped ribs below the springs, to secure a tree trunk or pole of a plurality of diameters, the springs and ribs together acting to hold a tree or pole in a secure, vertical position. Secondary, optional securement means are also provided by way of pivoting cams, in the event that the tree being supported is unusually heavy or large. The stand is effectively self-adjusting, to accommodate tree trunks and poles of a wide diameter range. The stand further incorporates a unitary water reservoir of commodious capacity.
REFERENCES:
patent: 2014896 (1935-09-01), Hollander
patent: 2867398 (1959-11-01), Rose
patent: 2891747 (1959-06-01), Steede
patent: 3322909 (1967-02-01), Glassman
patent: 3524280 (1970-08-01), McKinnon
patent: 3582028 (1971-06-01), Purdy
patent: 4261138 (1981-04-01), St. George Syms
Ava Tech International Ltd.
Hafer Robert A.
Lewis Bradley M.
Schaffer Murray
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