BR7404568D0 - Pa de helicoptero - Google Patents

Pa de helicoptero

Info

Publication number
BR7404568D0
BR7404568D0 BR4568/74A BR456874A BR7404568D0 BR 7404568 D0 BR7404568 D0 BR 7404568D0 BR 4568/74 A BR4568/74 A BR 4568/74A BR 456874 A BR456874 A BR 456874A BR 7404568 D0 BR7404568 D0 BR 7404568D0
Authority
BR
Brazil
Prior art keywords
helicopter
Prior art date
Application number
BR4568/74A
Other languages
English (en)
Portuguese (pt)
Inventor
William Ronald Jepson
Original Assignee
United Aircraft Corp
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
Priority claimed from US00366825A external-priority patent/US3822105A/en
Application filed by United Aircraft Corp filed Critical United Aircraft Corp
Publication of BR7404568D0 publication Critical patent/BR7404568D0/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/32—Rotors
    • B64C27/46—Blades
    • B64C27/467—Aerodynamic features

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Hydraulic Turbines (AREA)
BR4568/74A 1973-06-04 1974-06-03 Pa de helicoptero BR7404568D0 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00366825A US3822105A (en) 1971-09-22 1973-06-04 Helicopter blade

Publications (1)

Publication Number Publication Date
BR7404568D0 true BR7404568D0 (pt) 1975-01-07

Family

ID=23444705

Family Applications (1)

Application Number Title Priority Date Filing Date
BR4568/74A BR7404568D0 (pt) 1973-06-04 1974-06-03 Pa de helicoptero

Country Status (8)

Country Link
JP (1) JPS51116599A (https=)
BR (1) BR7404568D0 (https=)
CA (1) CA988906A (https=)
DE (1) DE2426689A1 (https=)
FR (1) FR2231565B1 (https=)
GB (1) GB1477490A (https=)
IL (1) IL44661A (https=)
IT (1) IT1014735B (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1538055A (en) * 1975-05-19 1979-01-10 Westland Aircraft Ltd Helicopter rotor blades
US4028003A (en) * 1976-04-12 1977-06-07 United Technologies Corporation Torsionally compliant helicopter rotor blade with improved stability and performance characteristics
FR2479132A1 (fr) * 1980-03-25 1981-10-02 Aerospatiale Pale a hautes performances pour rotor d'helicoptere
DE102015121502B4 (de) 2015-12-10 2025-02-13 Tensor AG Tragschrauberrotorblatt zur autorotatorischen Auftriebserzeugung
US12110104B2 (en) * 2022-08-31 2024-10-08 Lockheed Martin Corporation Method of stabilizing articulated rotor blade
JP7793500B2 (ja) * 2022-09-30 2026-01-05 本田技研工業株式会社 ブレード及びロータ

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3065933A (en) * 1960-05-20 1962-11-27 Frank Krause Jr A Helicopter

Also Published As

Publication number Publication date
FR2231565B1 (https=) 1982-02-05
CA988906A (en) 1976-05-11
GB1477490A (en) 1977-06-22
IT1014735B (it) 1977-04-30
DE2426689A1 (de) 1974-12-12
JPS51116599A (en) 1976-10-14
IL44661A0 (en) 1974-09-10
IL44661A (en) 1976-12-31
FR2231565A1 (https=) 1974-12-27

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