FR503210A - Improvements to propulsion and lift propellers - Google Patents

Improvements to propulsion and lift propellers

Info

Publication number
FR503210A
FR503210A FR503210DA FR503210A FR 503210 A FR503210 A FR 503210A FR 503210D A FR503210D A FR 503210DA FR 503210 A FR503210 A FR 503210A
Authority
FR
France
Prior art keywords
propulsion
lift propellers
propellers
lift
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.)
Expired
Application number
Other languages
French (fr)
Inventor
Etienne Oemichen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ETIENNE OEMICHEN
Original Assignee
ETIENNE OEMICHEN
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by ETIENNE OEMICHEN filed Critical ETIENNE OEMICHEN
Application granted granted Critical
Publication of FR503210A publication Critical patent/FR503210A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
FR503210D 1919-03-04 1919-03-04 Improvements to propulsion and lift propellers Expired FR503210A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR503210T 1919-03-04

Publications (1)

Publication Number Publication Date
FR503210A true FR503210A (en) 1920-06-05

Family

ID=1535575

Family Applications (1)

Application Number Title Priority Date Filing Date
FR503210D Expired FR503210A (en) 1919-03-04 1919-03-04 Improvements to propulsion and lift propellers

Country Status (1)

Country Link
FR (1) FR503210A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0233501A2 (en) * 1986-02-18 1987-08-26 Rhein-Flugzeugbau GmbH Configuration of propellers, shrouded propellers and/or fans to decrease the noise of and the cyclic loads on the blades

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0233501A2 (en) * 1986-02-18 1987-08-26 Rhein-Flugzeugbau GmbH Configuration of propellers, shrouded propellers and/or fans to decrease the noise of and the cyclic loads on the blades
EP0233501A3 (en) * 1986-02-18 1988-11-30 Rhein-Flugzeugbau Gmbh Configuration of propellers, shrouded propellers and/or fans to decrease the noise of and the cyclic loads on the blades

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