CA1016524A - Helicopter rotor blade - Google Patents

Helicopter rotor blade

Info

Publication number
CA1016524A
CA1016524A CA215,123A CA215123A CA1016524A CA 1016524 A CA1016524 A CA 1016524A CA 215123 A CA215123 A CA 215123A CA 1016524 A CA1016524 A CA 1016524A
Authority
CA
Canada
Prior art keywords
rotor blade
helicopter rotor
helicopter
blade
rotor
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
CA215,123A
Other languages
English (en)
Other versions
CA215123S (en
Inventor
Charles V. Palachek
James L. Spencer
Jan M. Drees
Arthur D. Gravley
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.)
Textron Inc
Original Assignee
Textron Inc
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 Textron Inc filed Critical Textron Inc
Application granted granted Critical
Publication of CA1016524A publication Critical patent/CA1016524A/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
    • B64C27/32—Rotors
    • B64C27/46—Blades
    • B64C27/473—Constructional features
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/32—Rotors
    • B64C27/46—Blades
    • B64C27/463—Blade tips
    • 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
    • B64C2027/4733—Rotor blades substantially made from particular materials
    • B64C2027/4736—Rotor blades substantially made from particular materials from composite materials

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Wind Motors (AREA)
  • Toys (AREA)
CA215,123A 1974-01-03 1974-12-03 Helicopter rotor blade Expired CA1016524A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US43034474A 1974-01-03 1974-01-03

Publications (1)

Publication Number Publication Date
CA1016524A true CA1016524A (en) 1977-08-30

Family

ID=23707141

Family Applications (1)

Application Number Title Priority Date Filing Date
CA215,123A Expired CA1016524A (en) 1974-01-03 1974-12-03 Helicopter rotor blade

Country Status (6)

Country Link
JP (1) JPS50117200A (enExample)
CA (1) CA1016524A (enExample)
DE (1) DE2461008C2 (enExample)
FR (1) FR2256868B1 (enExample)
GB (1) GB1492671A (enExample)
IT (1) IT1026166B (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2507149A1 (fr) * 1981-06-05 1982-12-10 Onera (Off Nat Aerospatiale) Extremite de pale pour voilure tournante d'aeronef et voilure tournante pourvue de telles extremites de pale
US4585086A (en) * 1983-08-18 1986-04-29 Honda Giken Kogyo Kabushiki Kaisha Motor vehicle frame material and frame construction using the same
FR2912990B1 (fr) * 2007-02-23 2009-04-24 Eurocopter France Pale de giravion pourvue d'un troncon radial et d'au moins un troncon en fleche avant et/ou arriere
FR3070371B1 (fr) * 2017-08-31 2022-09-23 Airbus Helicopters Pale, rotor muni de cette pale et aeronef muni de ce rotor
EP3659914B1 (en) * 2018-11-30 2021-04-14 LEONARDO S.p.A. Rotor for a hover-capable aircraft
CN110884684B (zh) * 2019-12-04 2022-04-12 中国直升机设计研究所 一种直升机无轴承尾桨叶弹击后的强度试验设计方法
CN115416840B (zh) * 2021-05-31 2025-08-12 惠阳航空螺旋桨有限责任公司 一种航空螺旋桨防雷击系统

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2884078A (en) * 1953-10-21 1959-04-28 Parsons Corp Rotor blade structure having spanwise reinforcing members
DE1034985B (de) * 1953-10-21 1958-07-24 Parsons Corp Metallischer Drehfluegel
US3155166A (en) * 1962-09-17 1964-11-03 Parsons Corp Rotor blade including improved attachment of filled aft structure
GB1082352A (en) * 1964-10-02 1967-09-06 Parsons Corp Improved airfoil construction
GB1214858A (en) * 1968-05-20 1970-12-09 Westland Aircraft Ltd Improvements in or relating to the construction of rotor blades for rotary wing aircraft

Also Published As

Publication number Publication date
IT1026166B (it) 1978-09-20
DE2461008A1 (de) 1975-07-17
FR2256868B1 (enExample) 1979-04-27
JPS50117200A (enExample) 1975-09-12
DE2461008C2 (de) 1985-09-26
FR2256868A1 (enExample) 1975-08-01
GB1492671A (en) 1977-11-23

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