FR2172430B1 - - Google Patents

Info

Publication number
FR2172430B1
FR2172430B1 FR7306387A FR7306387A FR2172430B1 FR 2172430 B1 FR2172430 B1 FR 2172430B1 FR 7306387 A FR7306387 A FR 7306387A FR 7306387 A FR7306387 A FR 7306387A FR 2172430 B1 FR2172430 B1 FR 2172430B1
Authority
FR
France
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
FR7306387A
Other versions
FR2172430A1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Raytheon Technologies Corp
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
Application filed by United Aircraft Corp filed Critical United Aircraft Corp
Publication of FR2172430A1 publication Critical patent/FR2172430A1/fr
Application granted granted Critical
Publication of FR2172430B1 publication Critical patent/FR2172430B1/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/32—Rotors
    • B64C27/46—Blades
    • B64C27/473—Constructional features
    • B64C27/50—Blades foldable to facilitate stowage of aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Hydraulic Motors (AREA)
  • Transmission Devices (AREA)
FR7306387A 1972-02-18 1973-02-14 Expired FR2172430B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US22735972A 1972-02-18 1972-02-18
US22739572A 1972-02-18 1972-02-18

Publications (2)

Publication Number Publication Date
FR2172430A1 FR2172430A1 (fr) 1973-09-28
FR2172430B1 true FR2172430B1 (fr) 1977-02-04

Family

ID=26921386

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7306387A Expired FR2172430B1 (fr) 1972-02-18 1973-02-14

Country Status (5)

Country Link
JP (1) JPS4888700A (fr)
AU (1) AU471502B2 (fr)
DE (1) DE2307182C2 (fr)
FR (1) FR2172430B1 (fr)
GB (1) GB1412874A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114923070B (zh) * 2022-04-25 2023-10-13 中国电子科技集团公司第二十九研究所 一种超宽平板单元电液混合俯仰多杆机构及方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3219121A (en) * 1962-08-03 1965-11-23 John W Barden Controllable pitch propeller hydraulic locking device
US3369611A (en) * 1967-04-27 1968-02-20 Navy Usa Pitch mechanism lock for main helicopter rotor blade
US3438446A (en) * 1967-10-03 1969-04-15 United Aircraft Corp Rotor blade pitch lock

Also Published As

Publication number Publication date
AU5212173A (en) 1974-08-15
DE2307182A1 (de) 1973-08-23
DE2307182C2 (de) 1983-10-06
FR2172430A1 (fr) 1973-09-28
JPS4888700A (fr) 1973-11-20
GB1412874A (en) 1975-11-05
AU471502B2 (en) 1976-04-29

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Legal Events

Date Code Title Description
ST Notification of lapse