FR533820A - Rational helicopter - Google Patents

Rational helicopter

Info

Publication number
FR533820A
FR533820A FR533820DA FR533820A FR 533820 A FR533820 A FR 533820A FR 533820D A FR533820D A FR 533820DA FR 533820 A FR533820 A FR 533820A
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 FR533820A publication Critical patent/FR533820A/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)
FR533820D 1920-02-21 1921-03-30 Rational helicopter Expired FR533820A (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
FR533820A true FR533820A (en) 1922-03-11

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 After (1)

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

Country Status (1)

Country Link
FR (2) FR533820A (en)

Also Published As

Publication number Publication date
FR25204E (en) 1923-01-08

Similar Documents

Publication Publication Date Title
FR533820A (en) Rational helicopter
FR511373A (en) Helicopter
FR542791A (en) Helicopter
FR563104A (en) Helicopter
FR544476A (en) Automobile helicopter
FR531546A (en) Airplanes
FR524255A (en) Airplanes
FR529659A (en) Airplanes
FR24294E (en) Multiplan airplane
FR508233A (en) Multiplan airplane
FR532632A (en) Airplane
FI8268A (en) Parachute
FR542281A (en) Rational propeller
FR509783A (en) Seaplane
FR552055A (en) Single helicopter
FI8166A (en) Slåtter- coh skördemaskin
FI7950A (en) Planfräs
FI7891A (en) Lagerskål
FI7895A (en) Skoformare
FI8170A (en) Vattentrycktändare
FI7911A (en) Kulhållare
FI8132A (en) Minsvepningsapparat
FI8129A (en) Undervattensmina
FI8127A (en) Spärrmatninganordning
FI8122A (en) Ringur