FR25204E - Rational helicopter - Google Patents

Rational helicopter

Info

Publication number
FR25204E
FR25204E FR25204DA FR25204E FR 25204 E FR25204 E FR 25204E FR 25204D A FR25204D A FR 25204DA FR 25204 E FR25204 E FR 25204E
Authority
FR
France
Prior art keywords
helicopter
rational
rational helicopter
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
Raoul Pateras Pescara
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 filed Critical
Application granted granted Critical
Publication of FR25204E publication Critical patent/FR25204E/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/04—Helicopters
    • B64C27/12—Rotor drives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/04—Helicopters
    • B64C27/12—Rotor drives
    • B64C27/14—Direct drive between power plant and rotor hub

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
FR25204D 1920-02-21 1921-07-27 Rational helicopter Expired FR25204E (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ES533820X 1920-02-21
FR25204T 1921-07-27

Publications (1)

Publication Number Publication Date
FR25204E true FR25204E (en) 1923-01-08

Family

ID=62285146

Family Applications (2)

Application Number Title Priority Date Filing Date
FR533820D Expired FR533820A (en) 1920-02-21 1921-03-30 Rational helicopter
FR25204D Expired FR25204E (en) 1920-02-21 1921-07-27 Rational helicopter

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR533820D Expired FR533820A (en) 1920-02-21 1921-03-30 Rational helicopter

Country Status (1)

Country Link
FR (2) FR533820A (en)

Also Published As

Publication number Publication date
FR533820A (en) 1922-03-11

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