Umbrella canopy and method of forming same

Details Umbrella canopy and method of forming same Umbrella canopy and method of forming same

1994-10-27

1996-02-06

Mai, Lanna

Tent, canopy, umbrella, or cane

Umbrella

Cover or lining feature

135 151, A45B 2518

Patent

active

054889669

ABSTRACT:
An umbrella canopy includes a single sheet of web material formed in a closed configuration and having a periphery, said single sheet of web material having a bowed configuration, said single sheet of web material having at least one radially oriented tuck therein which applies a circumferential force on said single sheet of web material to form said single sheet of web material into said bowed configuration, each said tuck extending radially outwardly to said periphery.

REFERENCES:
patent: 67405 (1867-08-01), Brown
patent: 1174116 (1916-03-01), Berman
patent: 1219640 (1917-03-01), Howard
patent: 3844301 (1974-10-01), Harrell
patent: 4794939 (1989-01-01), Okuda
patent: 4842003 (1989-06-01), Baldwin
patent: 4966179 (1990-10-01), Baldwin

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