Umbrella frame

Details Umbrella frame Umbrella frame

1988-10-03

1989-11-14

Raduazo, Henry E.

Tent, canopy, umbrella, or cane

Umbrella

Collapsible in length

135 16, 135 20R, A45B 300

Patent

active

048800236

ABSTRACT:
An umbrella frame including a telescopic stick, outer dome ribs, struts, and stretcher members, in which the telescopic stick is provided with a crown at its upper end and is further provided with a runner which is slidable along the stick. The umbrella frame further includes two looped-shaped ribs provided on the runner, two braces which are connected at one end to a pivotal joint of the stretcher member and which are connected at the other end to the looped-shaped ribs so as to support the ribs, and two catchers for fixing the corresponding rib.

REFERENCES:
patent: 1310399 (1919-01-01), Levin
patent: 4641675 (1987-02-01), Wu
patent: 4739783 (1988-04-01), Yang
patent: 4760610 (1988-08-01), Wu

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