Greenhouse structure

Details Greenhouse structure Greenhouse structure

1977-12-19

1979-05-15

Purser, Ernest R.

Tent, canopy, umbrella, or cane

Umbrella

Self-opening and closing

135 3R, 135 4R, 52DIG10, A45F 116

Patent

active

041542533

ABSTRACT:
A greenhouse structure composed of at least five intersected ring members providing a dome-shaped configuration over which a flexible cover is fitted. A particular manner of ring member intersection is employed to make the structure self-supporting. The flexible cover is provided with an arcuate closeable opening for access into the structure.

REFERENCES:
patent: 2956808 (1960-10-01), Routson
patent: 3276148 (1966-10-01), Snelson
patent: 3674276 (1972-07-01), Street
Dome Book II, .COPYRGT.1971, pp. 95 and 118.

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