FR505912A - Hélice aérienne en bois à bord armé - Google Patents

Hélice aérienne en bois à bord armé

Info

Publication number
FR505912A
FR505912A FR505912A FR505912DA FR505912A FR 505912 A FR505912 A FR 505912A FR 505912 A FR505912 A FR 505912A FR 505912D A FR505912D A FR 505912DA FR 505912 A FR505912 A FR 505912A
Authority
FR
France
Prior art keywords
armed
wooden
board
aerial propeller
propeller
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
FR505912A
Other languages
English (en)
Inventor
Paulin-Jean-Pierre Ratier
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.)
PAULIN-JEAN-PIERRE RATIER
Original Assignee
PAULIN-JEAN-PIERRE RATIER
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 PAULIN-JEAN-PIERRE RATIER filed Critical PAULIN-JEAN-PIERRE RATIER
Application granted granted Critical
Publication of FR505912A publication Critical patent/FR505912A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
    • B64C11/16—Blades
    • B64C11/20—Constructional features
    • B64C11/205—Constructional features for protecting blades, e.g. coating

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
FR505912A 1919-11-10 1919-11-10 Hélice aérienne en bois à bord armé Expired FR505912A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR505912T 1919-11-10

Publications (1)

Publication Number Publication Date
FR505912A true FR505912A (fr) 1920-08-10

Family

ID=8908773

Family Applications (1)

Application Number Title Priority Date Filing Date
FR505912A Expired FR505912A (fr) 1919-11-10 1919-11-10 Hélice aérienne en bois à bord armé

Country Status (1)

Country Link
FR (1) FR505912A (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2776100A (en) * 1951-04-19 1957-01-01 Breguet Louis Aircraft structural elements and especially wings from reinforced concrete
US3275295A (en) * 1964-06-12 1966-09-27 English Electric Co Ltd Turbine blade with tapered one-piece erosion shield
US4895491A (en) * 1988-06-17 1990-01-23 Environmental Elements Corp. Fan blade protection system
US5145320A (en) * 1990-08-28 1992-09-08 The United States Of America As Represented By The Secretary Of The Navy Mass loaded composite rotor for vibro-acoustic application
US5863181A (en) * 1995-11-29 1999-01-26 Eurocopter France Blade with shielding for enhanced protection against lightning, for rotocraft rotor

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2776100A (en) * 1951-04-19 1957-01-01 Breguet Louis Aircraft structural elements and especially wings from reinforced concrete
US3275295A (en) * 1964-06-12 1966-09-27 English Electric Co Ltd Turbine blade with tapered one-piece erosion shield
US4895491A (en) * 1988-06-17 1990-01-23 Environmental Elements Corp. Fan blade protection system
US5145320A (en) * 1990-08-28 1992-09-08 The United States Of America As Represented By The Secretary Of The Navy Mass loaded composite rotor for vibro-acoustic application
US5863181A (en) * 1995-11-29 1999-01-26 Eurocopter France Blade with shielding for enhanced protection against lightning, for rotocraft rotor

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