US3841343A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Telescopic umbrella
Assignee: KNIRPS INTERNATIONAL A GERMAN CORP GmbH
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Filing: 1973-10-19
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Granted: 1974-10-15
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Expires: 1993-10-19
Abstract
Abstract An umbrella having a folding dome rib structure. The inner part of each dome rib adjacent the crown is in two sections hinged to fold out as the umbrella is collapsed to mushroom the umbrella cover. One section is forked so it can lie adjacent the other section when the umbrella is folded.
Inventors
- 👤 H Seitel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:08
CPC Classifications
A; A45; A45B; A45B19/00; A45B19/10
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
123 words
An umbrella having a frame, a stick, a crown at one end of the stick, at least one runner slidable on the stick, the frame including dome rib members, frame stretcher members connecting the rib members to the runner, a cover attached to the crown and dome ribs, spreader means foldable outwardly when the umbrella is being collapsed to spread and shape the cover into a mushroom shape, said spreader means comprising a first set of members pivotably connected to the crown, a second set of members pivotably connected to the rib members and each member of one of the first or second set of members being pivotably connected to two members of the other of the first or second set of members.
Claim 2
Dependent Claim
123 words
An umbrella having a frame, a stick, a crown at one end of the stick, at least one runner slidable on the stick, the frame including dome rib members, frame stretcher members connecting the rib members to the runner, a cover attached to the crown and dome ribs, spreader means foldable outwardly when the umbrella is being collapsed to spread and shape the cover into a mushroom shape, said spreader means comprising a first set of members pivotably connected to the crown, a second set of members pivotably connected to the rib members and each member of one of the first or second set of members being pivotably connected to two members of the other of the first or second set of members.
Claim 3
Dependent Claim
25 words
An umbrella as claimed in claim 1, wherein the first set of members lie adjacent the second set of members when the umbrella is folded.
Claim 4
Dependent Claim
42 words
An umbrella as claimed in claim 2, wherein each of the second set of members are forked with the base of the fork attached to the dome rib members, and each arm attached to a member of the first set of members.
Claim 5
Dependent Claim
24 words
An umbrella as claimed in claim 1, wherein each member of the first set is slightly longer than each member of the second set.
Claim 6
Dependent Claim
22 words
An umbrella as claimed in claim 1, wherein all the members of both first and second sets are in one integral piece.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-10-14 | 1978-04-15 | 1978-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-10-14 | 1982-04-15 | 1982-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-10-14 | 1986-04-15 | 1986-10-15 | $7700.00 | Window Closed / Lapsed |