DE134220C - - Google Patents

Info

Publication number
DE134220C
DE134220C DENDAT134220D DE134220DA DE134220C DE 134220 C DE134220 C DE 134220C DE NDAT134220 D DENDAT134220 D DE NDAT134220D DE 134220D A DE134220D A DE 134220DA DE 134220 C DE134220 C DE 134220C
Authority
DE
Germany
Prior art keywords
emil
lehmann
berlin
aircraft
class
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
DENDAT134220D
Other languages
German (de)
Publication of DE134220C publication Critical patent/DE134220C/de
Active legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C23/00—Influencing air flow over aircraft surfaces, not otherwise provided for

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Packaging Of Annular Or Rod-Shaped Articles, Wearing Apparel, Cassettes, Or The Like (AREA)
  • Paper (AREA)
  • Wrappers (AREA)

Claims (1)

KLASSE 77h. lt. CLASS 77h. according to EMIL LEHMANN in BERLIN. Flügelfläche für Luftfahrzeuge.EMIL LEHMANN in BERLIN. Wing surface for aircraft.
DENDAT134220D Active DE134220C (en)

Publications (1)

Publication Number Publication Date
DE134220C true DE134220C (en)

Family

ID=402361

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT134220D Active DE134220C (en)

Country Status (1)

Country Link
DE (1) DE134220C (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4120908A1 (en) * 1991-06-25 1993-01-14 Raban Von Canstein Carl Magnus Wind energy extraction aerofoil - has trough-shaped front sheet and flatter rear sheet leading into trough at front end
WO2015009175A1 (en) * 2013-07-17 2015-01-22 Pedro Saavedra Pacheco Psp wind-powered generator comprising blades at dihedral angles

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4120908A1 (en) * 1991-06-25 1993-01-14 Raban Von Canstein Carl Magnus Wind energy extraction aerofoil - has trough-shaped front sheet and flatter rear sheet leading into trough at front end
DE4120908C2 (en) * 1991-06-25 1998-04-23 Raban Von Canstein Carl Magnus Flow receptor
WO2015009175A1 (en) * 2013-07-17 2015-01-22 Pedro Saavedra Pacheco Psp wind-powered generator comprising blades at dihedral angles
CN105518291A (en) * 2013-07-17 2016-04-20 佩德罗·萨位拉帕切科 PSP wind-powered generator comprising blades at dihedral angles

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