Patent US4865275A successfully refreshed from Google Patents.
US4865275A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Land, water and air craft
Assignee: Alpha Images Ltd
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Filing: 1987-06-16
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Granted: 1989-09-12
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Expires: 2007-06-16
Abstract
Abstract A multi-media craft particularly designed and constructed for efficient and economical utilization on land, water and in the air and comprising a light weight body constructed in modular form for economy and power by a removable lightweight engine of the motorcycle type for fuel efficiency and ease of maintenance. The craft is provided with forward and rearward sections constructed in a manner for variable in-flight or in-use alteration or molding thereof for achieving the optimum planar or contour design for the craft as required during variable fluid conditions when airborne, thus providing efficient and safe flying operation for either an unskilled or skilled operator.
Inventors
- 👤 Harold L. Thompson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:59
CPC Classifications
B; B64; B64C; B64C3/00; B64C3/38; B64C3/52; B64C3/44; B64C3/48; Y; Y02; Y02T; Y02T50/00; Y02T50/10
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
61 words
A multipurpose craft comprising a main body having a cockpit section facing forward with trailing portion therebehind, power means disposed on the main body, a flexible deformable peripheral means extending substantially around and extending radially outward from the main body for selectively forming, altering and molding by warping action during operation of the craft for controlling the movement of the craft.
Claim 2
Dependent Claim
61 words
A multipurpose craft comprising a main body having a cockpit section facing forward with trailing portion therebehind, power means disposed on the main body, a flexible deformable peripheral means extending substantially around and extending radially outward from the main body for selectively forming, altering and molding by warping action during operation of the craft for controlling the movement of the craft.
Claim 3
Dependent Claim
16 words
A multipurpose craft as set forth in claim 1 wherein the power means is readily removable.
Claim 4
Dependent Claim
27 words
A multipurpose craft as set forth in claim 1 wherein the trailing portion of the main body is of a substantially cylindrical configuration surrounding the power means.
Claim 5
Dependent Claim
35 words
A multipurpose craft as set forth in claim 3 and including rail and track means cooperating between the main body and power means for facilitating removable and installation of the power means on the body.
Claim 6
Dependent Claim
37 words
A multipurpose craft as set forth in claim 4 and including air scoop means disposed within the trailing portion of the main body and carried by the power means for facilitating the operating performance of the craft.
Claim 7
Dependent Claim
18 words
A multipurpose craft as set forth in claim 1 wherein the main body is of a modular construction.
Claim 8
Dependent Claim
21 words
A multipurpose craft as set forth in claim 1 wherein the main body is constructed of a strong and lightweight material.
Claim 9
Dependent Claim
25 words
A multipurpose craft as set forth in claim 3 wherein the power means comprises a motorcycle-type engine, and variable pitch propeller means operably connected therewith.
References Cited (Backward Citations)
US1836319A
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US3055613A
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US3261572A
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US3341125A
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US3734432A
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GB1331655A
Cited
US3785592A
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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) | 1992-09-11 | 1993-03-13 | 1993-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1996-09-11 | 1997-03-13 | 1997-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2000-09-11 | 2001-03-13 | 2001-09-12 | $7700.00 | Window Closed / Lapsed |