Folding umbrella

Details Folding umbrella Folding umbrella

1985-11-22

1987-06-23

Hafer, Robert A.

Tent, canopy, umbrella, or cane

Umbrella

Collapsible in length

135 20M, A45B 1906, A45B 2300

Patent

active

046745246

ABSTRACT:
A folding umbrella in which articulatingly connected inner and outer rib members are supported by a single slidably disposed strut providing a large diameter in use, and a substantially reduced size when closed. The paired rib members are covered on their exterior by a fabric and are foldable against the rod so as to be all parallel to the rod.

REFERENCES:
patent: 832355 (1906-10-01), Zuber
patent: 1161139 (1915-11-01), Larsson
patent: 2194389 (1940-03-01), Haupt
patent: 3732882 (1973-05-01), Kida et al.
patent: 3846213 (1974-11-01), Thiemann

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