Storage structure

Details Storage structure Storage structure

1984-11-27

1986-12-09

Joyce, Harold

Tent, canopy, umbrella, or cane

Umbrella

Self-opening and closing

98 52, 99646S, 135 99, A01F 2508

Patent

active

046273336

ABSTRACT:
A method and apparatus for storing a particulate material in a storage assembly. The storage assembly includes a wall for retaining the particulate material and a cover. A cap is positioned above the cover and mounts a vertically movable ring assembly. During filling, the ring assembly is adjusted to tension the cover. A flow of fluid is provided through said stored particulate material for maintaining the temperature within the stored particulate material within a predetermined upper and lower limit and also urges the cover into contact with the particulate material.

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patent: 3727656 (1973-04-01), Luders
patent: 4162017 (1979-07-01), Noyoh
patent: 4224770 (1980-09-01), Petty
patent: 4413029 (1983-11-01), Handwerker
patent: 4454807 (1984-06-01), Wolstenholme
patent: 4493248 (1985-01-01), Wolstenholme
patent: 4502369 (1985-03-01), Aldag

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