FR729243A - Improvements to helicopters - Google Patents

Improvements to helicopters

Info

Publication number
FR729243A
FR729243A FR729243DA FR729243A FR 729243 A FR729243 A FR 729243A FR 729243D A FR729243D A FR 729243DA FR 729243 A FR729243 A FR 729243A
Authority
FR
France
Prior art keywords
helicopters
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
Pietro Trojani
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 FR729243A publication Critical patent/FR729243A/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
    • B64C27/54—Mechanisms for controlling blade adjustment or movement relative to rotor head, e.g. lag-lead movement
    • B64C27/58—Transmitting means, e.g. interrelated with initiating means or means acting on blades
    • B64C27/59—Transmitting means, e.g. interrelated with initiating means or means acting on blades mechanical
    • B64C27/615—Transmitting means, e.g. interrelated with initiating means or means acting on blades mechanical including flaps mounted on blades
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/30—Wing lift efficiency

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
FR729243D 1931-01-08 1932-01-05 Improvements to helicopters Expired FR729243A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE729243X 1931-01-08

Publications (1)

Publication Number Publication Date
FR729243A true FR729243A (en) 1932-07-20

Family

ID=6635914

Family Applications (1)

Application Number Title Priority Date Filing Date
FR729243D Expired FR729243A (en) 1931-01-08 1932-01-05 Improvements to helicopters

Country Status (1)

Country Link
FR (1) FR729243A (en)

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