Shortening link means of multiple-fold umbrella

Details Shortening link means of multiple-fold umbrella Shortening link means of multiple-fold umbrella

1987-04-24

1988-04-26

Bell, J. Karl

Tent, canopy, umbrella, or cane

Umbrella

Collapsible in length

A45B 1900

Patent

active

047397837

ABSTRACT:
An umbrella includes ten links pivotally connected with one another and pivotally secured to a central handle of the umbrella and secured under an umbrella hood having at least three pairs of juxtaposed links each pair composed of a link formed an U-shape groove and a link rod corresponding to the U-shaped groove and operatively encased into the groove of the juxtaposed link so that all links can be folded to minimize their length and volume to be about one fifth of their extended length adapted for convenient handling and storage.

REFERENCES:
patent: 3848740 (1974-11-01), Weber
patent: 3901257 (1975-08-01), Schafer
patent: 4007752 (1977-02-01), Weber
patent: 4030514 (1977-06-01), Schultes
patent: 4420007 (1983-12-01), Wu
patent: 4676262 (1987-06-01), Yang

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