Tent – canopy – umbrella – or cane – Umbrella – Collapsible in length
Patent
1998-05-27
2000-06-06
Friedman, Carl D.
Tent, canopy, umbrella, or cane
Umbrella
Collapsible in length
135 19, 135 22, 135 40, 135 41, 135 24, A45B 1908
Patent
active
060706023
ABSTRACT:
An opening structure of a multiple folded umbrella is provided that includes a shaft formed by several tubes, a runner provided around the shaft, an upper connector provided on an upper tube of the shaft, and a frame having many ribs pivotally connected with the upper connector and the runner. The upper tube of the shaft is provided with an inwardly directed flange at a position intermediate opposing ends of the upper tube, and a plate is provided on the flange. A connecting cap is slidingly received in the top end of the upper tube and receives a spring within the cap and within the upper tube, concealing the spring within the upper tube. The upper connector is cylindrical and slides on the upper tube and has a small volume, to thereby be carried and stored more easily and conveniently.
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patent: 5144969 (1992-09-01), Chou et al.
patent: 5161562 (1992-11-01), Wu
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patent: 5361792 (1994-11-01), Lin et al.
patent: 5483985 (1996-01-01), Yu
patent: 5533541 (1996-07-01), Cheng et al.
patent: 5564449 (1996-10-01), Lin et al.
patent: 5720311 (1998-02-01), Lin et al.
Friedman Carl D.
Horton Yvonne M.
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