Patent US4451239A successfully refreshed from Google Patents.
US4451239A
Expired / Lapsed
US
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Hydroplane apparatus
Assignee: JACKSON NATIONAL LIFE
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Filing: 1982-09-27
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Granted: 1984-05-29
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Expires: 2002-09-27
Abstract
Abstract An inflatable hydroplane apparatus uses a pneumatic vehicle innertube with a flexible fabric cover including an annular flexible fabric positioned partly covering said innertube and forming a smooth bottom therefor. A handle strap is stitched to the cover for the rider to hold on to and a tow rope attaching strap is stitched to the bottom portion of the cover for attaching a tow rope from a boat for pulling the hydroplane. The innertube is inflated in the cover to form the hydroplane and deflated for storage.
Inventors
- 👤 James M. Hoenstine
- 👤 Thomas E. Ray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:00
CPC Classifications
B; B63; B63B; B63B34/00; B63B34/50; B63B34/54; B63B34/52
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
115 words
A hydroplane apparatus comprising in combination: a pneumatic innertube; a flexible fabric innertube cover, including an annular flexible fabric material partially covering said innertube and forming a smooth bottom thereto; a handle attached to said cover for a rider to hold onto; and a tow rope attaching means attached to said cover smooth bottom for attaching a tow rope for pulling said hydroplane, and including a fabric strap having each end portion thereof stitched to said fabric cover along the bottom thereof and said fabric strap being stitched to a reinforcing strap of flexible material on said cover bottom between said fabric strap end portions, whereby an inflatable hydroplane is provided using a pneumatic innertube.
Claim 2
Dependent Claim
115 words
A hydroplane apparatus comprising in combination: a pneumatic innertube; a flexible fabric innertube cover, including an annular flexible fabric material partially covering said innertube and forming a smooth bottom thereto; a handle attached to said cover for a rider to hold onto; and a tow rope attaching means attached to said cover smooth bottom for attaching a tow rope for pulling said hydroplane, and including a fabric strap having each end portion thereof stitched to said fabric cover along the bottom thereof and said fabric strap being stitched to a reinforcing strap of flexible material on said cover bottom between said fabric strap end portions, whereby an inflatable hydroplane is provided using a pneumatic innertube.
Claim 3
Dependent Claim
19 words
A hydroplane in accordance with claim 1, in which said flexible fabric innertube cover is a nylon fabric material.
Claim 4
Dependent Claim
27 words
A hydroplane in accordance with claim 2, in which said handle is a flexible nylon strap stitched to said cover at each end portion of said strap.
Claim 5
Dependent Claim
30 words
A hydroplane apparatus in accordance with claim 3, in which said flexible fabric innertube cover includes a reinforcing border around the edge thereof extending over the top of said innertube.
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) | 1987-05-29 | 1987-11-28 | 1988-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-05-29 | 1991-11-28 | 1992-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-05-29 | 1995-11-28 | 1996-05-29 | $7700.00 | Window Closed / Lapsed |