Patent US4582497A successfully refreshed from Google Patents.
US4582497A
Expired / Lapsed
US
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Decorative spinner
Assignee: Individual
•
Filing: 1984-07-12
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Granted: 1986-04-15
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Expires: 2004-07-12
Abstract
Abstract A decorative spinner in which a hub and wind actuated blades are molded in one piece of plastic. The blades are connected to the hub by triangular spokes substantially in planes including the axis of the hub. Each spoke connects the leading and trailing edges of adjacent blades.
Inventors
- 👤 William J. Lyons
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 17:24
CPC Classifications
A; A63; A63H; A63H33/00; A63H33/40
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
94 words
A spinner or impeller comprising a hub, a plurality of blades inclined at a pitch angle to the axis of the hub, each blade having a leading edge and a trailing edge, a plurality of spokes each fastened to the hub and extending therefrom in a plane including the length of the hub, each spoke between and united to the leading edge of one blade, along a linear dimension thereof, and the trailing edge of the adjacent blade, along a linear dimension thereof and the blades having tips projecting radially outward beyond the spokes.
Claim 2
Dependent Claim
94 words
A spinner or impeller comprising a hub, a plurality of blades inclined at a pitch angle to the axis of the hub, each blade having a leading edge and a trailing edge, a plurality of spokes each fastened to the hub and extending therefrom in a plane including the length of the hub, each spoke between and united to the leading edge of one blade, along a linear dimension thereof, and the trailing edge of the adjacent blade, along a linear dimension thereof and the blades having tips projecting radially outward beyond the spokes.
Claim 3
Dependent Claim
33 words
The structure of claim 1 in which the spokes are triangular with an apex united to the hub and with sides adjoining said apex respectively joined to said leading and said trailing edge.
Claim 4
Dependent Claim
18 words
The structure of claim 1 in which the spokes are in planes including the axis of the hub.
Claim 5
Dependent Claim
21 words
The structure of claim 1 in which the spinner is symmetrical about a plane perpendicular to the axis of the hub.
Claim 6
Dependent Claim
31 words
The structure of claim 1 in which said hub is journaled on a stub shaft projecting laterally from a stake having its lower end adapted to be driven into the ground.
Claim 7
Dependent Claim
31 words
The structure of claim 2 in which said hub is journaled on a stub shaft projecting laterally from a stake having its lower end adapted to be driven into the ground.
Claim 8
Dependent Claim
31 words
The structure of claim 3 in which said hub is journaled on a stub shaft projecting laterally from a stake having its lower end adapted to be driven into the ground.
Claim 9
Dependent Claim
31 words
The structure of claim 4 in which said hub is journaled on a stub shaft projecting laterally from a stake having its lower end adapted to be driven into the ground.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1989-04-14 | 1989-10-14 | 1990-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1993-04-14 | 1993-10-14 | 1994-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1997-04-14 | 1997-10-14 | 1998-04-15 | $7700.00 | Window Closed / Lapsed |