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US4252287A Expired / Lapsed US ⏱️ 0.0 years remaining

Transverse force-connected body with variable profiling, particularly an airplane wing

Assignee: Dornier GmbH
•
Filing: 1979-05-31
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Granted: 1981-02-24
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Expires: 1999-05-31
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Abstract

Abstract This invention relates to an improvement in a transverse, force-connected body with variable profiling, particularly an airplane wing, containing flexible upper, lower, and nose skin parts and supporting elements hingedly engaging thereat in conjunction with a control gear, the improvement comprising clamps securing the upper and lower flexible skin parts at a rigid part of the wing, rigid carriers in the upper and lower areas of the wing, and shaped profile elements on the upper and lower carriers, the shaped profile elements having outwardly-pointing shaped profile surfaces for the selective support of the flexible skin parts.

Inventors

  • 👤 Herbert Zimmer

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 20:13
CPC Classifications
B; B64; B64C; B64C3/00; B64C3/38; B64C3/44; B64C3/48

Claims Analysis

Total Claims: 3
Claim 1
Independent Claim 153 words
In a transverse, force-connected body with variable profiling, particularly an airplane wing, containing separate, individually flexible upper, lower, and nose skin parts and supporting elements hingedly engaging thereat in conjunction with a control gear, the improvement comprising means clamping the upper and lower flexible skin parts at a rigid part of the wing, said skin parts forming the wing upper side, lower side, and leading edge, rigid carrier means interposed between said upper skin part and said nose skin part, and between said lower skin part and said nose skin part. shaped profile means on each of the upper and lower carrier means, said shaped profile means having outwardly-pointing shaped profile surfaces for the selective profiling engagement and support of said flexible skin parts, and means whereby said rigid carrier means can be adjusted in the direction of the wing section and in the direction of the chord, with respect to one another.
Claim 2
Dependent Claim 153 words
In a transverse, force-connected body with variable profiling, particularly an airplane wing, containing separate, individually flexible upper, lower, and nose skin parts and supporting elements hingedly engaging thereat in conjunction with a control gear, the improvement comprising means clamping the upper and lower flexible skin parts at a rigid part of the wing, said skin parts forming the wing upper side, lower side, and leading edge, rigid carrier means interposed between said upper skin part and said nose skin part, and between said lower skin part and said nose skin part. shaped profile means on each of the upper and lower carrier means, said shaped profile means having outwardly-pointing shaped profile surfaces for the selective profiling engagement and support of said flexible skin parts, and means whereby said rigid carrier means can be adjusted in the direction of the wing section and in the direction of the chord, with respect to one another.
Claim 3
Dependent Claim 23 words
A transverse, force-connected body according to claim 1 in which outer sides of said rigid carrier means form parts of said wing surface.

References Cited (Backward Citations)

US1225711A Cited
US2343986A Cited
US3716209A Cited
US3836099A Cited
US3994452A Cited
US4040579A Cited
US4171787A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1984-02-24 1984-08-25 1985-02-24 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1988-02-24 1988-08-25 1989-02-24 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1992-02-24 1992-08-25 1993-02-24 $7700.00 Window Closed / Lapsed

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