Method of assembling an armature of an umbrella

Details Method of assembling an armature of an umbrella Method of assembling an armature of an umbrella

1988-03-11

1990-04-17

Eley, Timothy V.

Metal working

Barrier layer or semiconductor device making

Barrier layer device making

29434, 135 20R, 135 34, B21F 4100

Patent

active

049167863

ABSTRACT:
An armature of an umbrella, composed of elements (1) in the form of a monobloc casting, having several parts corresponding to the tension arm (2), the spokes (3) and a longitudinal portion (4) of the handle.
The different parts are connected to one another by joints formed from flexible tabs obtained during the casting. The ends of the spokes have means (18) for fastening the cloth, made by casting.
The ring is obtained from a planar casting having locking means at its ends.

REFERENCES:
patent: 1018941 (1912-02-01), Storm
patent: 1051698 (1913-01-01), Daggett
patent: 2492376 (1949-12-01), Brillas
patent: 2621669 (1952-12-01), Mayer
patent: 3177883 (1965-04-01), Militano
patent: 3446221 (1969-05-01), Truitt
patent: 3564679 (1971-02-01), Meyer
patent: 4061154 (1977-12-01), Cox et al.

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