Umbrella

Details Umbrella Umbrella

1991-08-26

1993-02-23

Scherbel, David A.

Tent, canopy, umbrella, or cane

Umbrella

Having quick assembly feature

135 251, 135 26, 135 28, 135 39, A45B 1300

Patent

active

051881373

ABSTRACT:
An improved umbrella is provided which consists of an elongated hollow shaft having an open top. A collapsible canopy is carried on the elongated hollow shaft. A mechanism is for operating the canopy so that when the canopy is placed in a closed position it will be stored within the open top of the elongated hollow shaft and when the canopy is placed in an opened position the canopy will extend outwardly form the open top over the elongated hollow shaft.

REFERENCES:
patent: 167070 (1875-08-01), Colby et al.
patent: 558867 (1896-04-01), Waples, Jr.
patent: 629460 (1899-07-01), Nagell
patent: 1349281 (1920-08-01), King
patent: 3435836 (1969-04-01), Vanzini
patent: 4084600 (1978-04-01), dePolo
patent: 4821756 (1989-04-01), England
patent: 4842003 (1989-06-01), Baldwin et al.
patent: 4934394 (1990-06-01), Hermanson

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