Plant husbandry – Receptacle for growing medium – Saucer
Patent
1979-02-14
1980-09-30
Bagwill, Robert E.
Plant husbandry
Receptacle for growing medium
Saucer
47 67, 220 85H, 2151005, 2483461, D 7 45, A01G 902
Patent
active
042247640
ABSTRACT:
A securable container and tray combination comprising an open top container; a tray; a first set of a plurality of camming means on a lower portion of the container; and a second set of a plurality of camming means attached to the tray; wherein said first and second sets of camming means are adapted such that when the container and the tray are placed in contact and twisted the camming means of the container and the camming means of the tray will slide one upon the other to cause a wedging action that secures the container and the tray.
REFERENCES:
patent: D153715 (1974-08-01), Landers
patent: D228721 (1973-10-01), Todd
patent: 1391353 (1921-09-01), Wells
patent: 3079037 (1963-02-01), Schechter
patent: 3107028 (1963-10-01), De Robertis
patent: 3455055 (1969-07-01), Chute
patent: 3704545 (1972-12-01), Van Reissen
patent: 3949524 (1976-04-01), Mickelson
patent: 3965616 (1976-06-01), Ridgeway
patent: 4040549 (1977-08-01), Sadler
patent: 4047329 (1977-09-01), Holt
patent: 4062147 (1977-12-01), Phillips
Dziewulski Ted
Kay Arthur H.
Bagwill Robert E.
Phillips Petroleum Company
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