Patent US4022233A successfully refreshed from Google Patents.
US4022233A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Venetian umbrella
Assignee: Individual
•
Filing: 1975-08-25
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Granted: 1977-05-10
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Expires: 1995-08-25
Abstract
Abstract An umbrella structured device which retracts to a compact size including an encircling, retractable and extendable outer drape which can substantially completely protect the umbrella user from rain or other inclement weather. A collapsible attachment provides a means for carrying the umbrella while freeing the user's hands.
Inventors
- 👤 Erwin W. Grundman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 13:42
CPC Classifications
A; A45; A45B; A45B23/00; A45B15/00; A45B2023/0093
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
87 words
An umbrella of the type which includes a center pole comprising a first outer tube and a second inner tube adapted to rotate within said first tube, from which radiate a plurality of collapsible ribs supporting a top cover material and radiating from said first outer tube including an encircling drape of material attached near the outer circumferential edges of said cover material; said drape being extendible down to a predetermined length; and control means connected through each rib provided to foldably raise and lower said drape.
Claim 2
Dependent Claim
87 words
An umbrella of the type which includes a center pole comprising a first outer tube and a second inner tube adapted to rotate within said first tube, from which radiate a plurality of collapsible ribs supporting a top cover material and radiating from said first outer tube including an encircling drape of material attached near the outer circumferential edges of said cover material; said drape being extendible down to a predetermined length; and control means connected through each rib provided to foldably raise and lower said drape.
Claim 3
Dependent Claim
39 words
An umbrella as defined in claim 1 wherein the means to raise and lower said drape includes pulling elements attached to slide within said drape and be movably responsive to the same control means associated with said center pole.
Claim 4
Dependent Claim
29 words
An umbrella as defined in claim 2 wherein said pulling elements are threads attached to the bottom of said drape extending up within the drape to said umbrella ribs.
Claim 5
Dependent Claim
24 words
An umbrella as defined in claim 3 wherein said control means is without spring tension and includes a crank attached to said center pole.
Claim 6
Dependent Claim
36 words
An umbrella as defined in claim 4 wherein the threads attached to said drape extend to the center pole and are all simultaneously responsive solely to rotation of the crank to raise and lower the drape.
Claim 7
Dependent Claim
51 words
An umbrella as defined in claim 5 wherein a thread spool is mounted for rotation on said center pole, said threads are attached to said spool and said thread spool is rotated by turning said crank to simultaneously wind and unwind said threads thereby evenly raising and lowering the attached drape.
Claim 8
Dependent Claim
33 words
An umbrella as defined in claim 6 wherein said center pole is hollow and said crank is rotatably connected with said spooly by a shaft extending axially for rotation within said center pole.
Claim 9
Dependent Claim
34 words
An umbrella as defined in claim 7 wherein said umbrella ribs are hollow with openings near opposite ends and said threads are guided between said spool and said drape continuously within said hollow ribs.
Claim 10
Dependent Claim
36 words
An umbrella as defined in claim 8 wherein weights are attached to the bottom of said drape sufficient to hold said drape in unlimited selected positions without interfering with the raising and lowering of said drape.
Claim 11
Dependent Claim
83 words
An umbrella as defined in claim 9 which includes a shoulder support bracket having a cross piece, a pair of support members pivotally connected to each ends of said cross piece, and shoulder rests on the ends of each of said support members adapted to rest on an umbrella's user's shoulders wherein said cross piece is pivotally connected to said center pole so that it, said shoulder supports and said connected shoulder rests can be folded compactly substantially flush against said center pole.
References Cited (Backward Citations)
US321722A
Cited
US753877A
Cited
US1072339A
Cited
US1072340A
Cited
US2223253A
Cited
US2502984A
Cited
US2546228A
Cited
US2628797A
Cited
US3021985A
Cited
US3875952A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1980-05-09 | 1980-11-08 | 1981-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-05-09 | 1984-11-08 | 1985-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-05-09 | 1988-11-08 | 1989-05-10 | $7700.00 | Window Closed / Lapsed |