US3612484A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for lifting and transporting disabled aircraft
Assignee: NATIONAL STEEL ERECTING CORP
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Filing: 1969-01-06
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Granted: 1971-10-12
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Expires: 1989-01-06
Abstract
Abstract A mobile apparatus for lifting and transporting a disabled aircraft without substantially damaging the aircraft, having, in combination, a mobile frame, a support element attached to the frame and at least one inflatable expandable bag secured to the frame, said bag adapted to lift and support the aircraft when inflated and the process for rapidly lifting and transporting a disabled aircraft without substantially damaging the aircraft using at least one of the apparatus of this invention. The apparatus and method of this invention are useful for lifting and for transporting a grounded disabled aircraft.
Inventors
- 👤 Arthur A Gallagher
- 👤 Edward A Gallagher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 22:34
CPC Classifications
B; B64; B64F; B64F5/00; B64F5/50; B64F1/00; B64F1/22
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
135 words
A mobile apparatus for supporting, lifting and transporting a grounded disabled aircraft which comprises, in combination, a. a mobile frame having a ground engaging wheel means for moving the aircraft, supported on the apparatus, b. an extension pivotally mounted on the frame c. a support member mounted on the extension adapted to support the aircraft, comprising of a convex plat contoured to be approximately form fitting with a lower portion of the exterior of the aircraft fuselage, d. at least one resilient expandable inflatable bag secured on upper surface of the support member having a valve means for expanding and inflating the bag and said bag being adapted for positioning under a lower portion of the fuselage of the aircraft and for lifting the aircraft when expanded and inflated by a source of compressed fluid.
Claim 2
Dependent Claim
135 words
A mobile apparatus for supporting, lifting and transporting a grounded disabled aircraft which comprises, in combination, a. a mobile frame having a ground engaging wheel means for moving the aircraft, supported on the apparatus, b. an extension pivotally mounted on the frame c. a support member mounted on the extension adapted to support the aircraft, comprising of a convex plat contoured to be approximately form fitting with a lower portion of the exterior of the aircraft fuselage, d. at least one resilient expandable inflatable bag secured on upper surface of the support member having a valve means for expanding and inflating the bag and said bag being adapted for positioning under a lower portion of the fuselage of the aircraft and for lifting the aircraft when expanded and inflated by a source of compressed fluid.
Claim 3
Dependent Claim
22 words
The apparatus of claim 1 wherein a plurality of expandable inflatable bags are secured to an upper surface of the support member.
Claim 4
Dependent Claim
27 words
The apparatus of claim 1 comprising a wheeled platform and a frame mounted to a platform pivotally mounted to the wheeled platform by a fifth wheel means.
Claim 5
Dependent Claim
25 words
The apparatus of claIm 1 having a pair of extensions pivotally mounted to the frame and a support member mounted to the pair of extensions.
Claim 6
Dependent Claim
17 words
The apparatus of claim 1 having a locking means to lock the extension in a lifting position.
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) | 1974-10-11 | 1975-04-12 | 1975-10-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-10-11 | 1979-04-12 | 1979-10-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-10-11 | 1983-04-12 | 1983-10-12 | $7700.00 | Window Closed / Lapsed |