NL7215141A - - Google Patents

Info

Publication number
NL7215141A
NL7215141A NL7215141A NL7215141A NL7215141A NL 7215141 A NL7215141 A NL 7215141A NL 7215141 A NL7215141 A NL 7215141A NL 7215141 A NL7215141 A NL 7215141A NL 7215141 A NL7215141 A NL 7215141A
Authority
NL
Netherlands
Application number
NL7215141A
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
Publication of NL7215141A publication Critical patent/NL7215141A/xx

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
    • B64C27/473—Constructional features
    • B64C27/48—Root attachment to rotor head
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S261/00—Gas and liquid contact apparatus
    • Y10S261/65—Vaporizers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
NL7215141A 1971-12-13 1972-11-09 NL7215141A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5779371A GB1412105A (en) 1971-12-13 1971-12-13 Helicopter rotors

Publications (1)

Publication Number Publication Date
NL7215141A true NL7215141A (de) 1973-06-15

Family

ID=10480036

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7215141A NL7215141A (de) 1971-12-13 1972-11-09

Country Status (10)

Country Link
US (1) US3810713A (de)
JP (1) JPS4865700A (de)
AU (1) AU461059B2 (de)
BE (1) BE792688A (de)
CA (1) CA953273A (de)
DE (1) DE2259598A1 (de)
FR (1) FR2163452B1 (de)
GB (1) GB1412105A (de)
IT (1) IT974833B (de)
NL (1) NL7215141A (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1535391A (en) * 1976-05-11 1978-12-13 Westland Aircraft Ltd Helicopter rotors
DK463183D0 (da) * 1983-10-07 1983-10-07 Nordisk Ventilator Skovl med skovlaksel til et aksialblaeserhjul
IT1240175B (it) * 1990-04-06 1993-11-27 Agusta Spa Pala per elicottero
EP2246259B1 (de) * 2009-04-29 2012-12-12 Eurocopter Deutschland GmbH Rotorflügel mit integriertem Element zur Spannungs- und Drehmomentsübertragung und Herstellungsverfahren dafür
WO2013105926A1 (en) 2011-03-22 2013-07-18 Aerovironment Inc. Invertible aircraft
FR3097835A1 (fr) 2019-06-27 2021-01-01 Airbus Helicopters Hélice d’avancement munie de pales interchangeables et procédé de montage de pales interchangeables sur une hélice d’avancement

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1645811A (en) * 1924-07-17 1927-10-18 Junkers Hugo Propeller
US1873664A (en) * 1931-05-13 1932-08-23 Chet E Rickard Air foil
GB470757A (en) * 1936-02-17 1937-08-17 Harold Hay Hutchison Improvements in or relating to rotary wing aircraft
US2146367A (en) * 1936-03-07 1939-02-07 Engineering & Res Corp Propeller
US3237697A (en) * 1963-02-11 1966-03-01 Boeing Co Helicopter rotor blade
US3174553A (en) * 1963-09-30 1965-03-23 Schwitzer Corp Reversible fan assembly
US3254724A (en) * 1964-08-14 1966-06-07 Bell Aerospace Corp Rotor mounting means
DE1531355B1 (de) * 1967-07-01 1970-07-23 Bolkow Gmbh schlag-und schwenkgelenklose aufhangung der roterblatter eines drehflugelflgzeuges am roterkopf.
FR1542617A (fr) * 1967-07-31 1968-10-18 Sud Aviation Perfectionnements apportés aux rotors pour aérodynes à voilure tournante
US3484174A (en) * 1968-04-08 1969-12-16 Kaman Corp Rotary wing system

Also Published As

Publication number Publication date
AU4839772A (en) 1974-05-02
DE2259598A1 (de) 1973-06-20
US3810713A (en) 1974-05-14
JPS4865700A (de) 1973-09-10
IT974833B (it) 1974-07-10
FR2163452B1 (de) 1976-10-29
FR2163452A1 (de) 1973-07-27
BE792688A (fr) 1973-03-30
AU461059B2 (en) 1975-05-15
CA953273A (en) 1974-08-20
GB1412105A (en) 1975-10-29

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