Disposable umbrella

Details Disposable umbrella Disposable umbrella

1997-07-08

1999-10-12

Friedman, Carl D.

Tent, canopy, umbrella, or cane

Umbrella

Having quick assembly feature

135 203, 135 27, 135 29, 135 39, 135 334, A45B 1900, A45B 2502, A45B 2508

Patent

active

059642343

ABSTRACT:
A disposable umbrella having an elongated handle member for supporting a foldable canopy. A plurality of rib members are positionable along the underside of the canopy. A collar member is slidable along the handle and is registrable with a cam surface on the rib members for urging the rib members to open the canopy. The collar member is press-fit into friction-locking engagement with the rib members to releasably retain the canopy in the open position. The collar member, the plurality of rib members and the canopy are assembled on the handle member and secured by an end cap that is lockingly engageable with the handle member.

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patent: 4215711 (1980-08-01), Hermanson
patent: 4370993 (1983-02-01), Desaleux
patent: 4624275 (1986-11-01), Baldwin
patent: 5085239 (1992-02-01), Chin-Hung et al.
patent: 5193566 (1993-03-01), Chen

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