FR492376A - Improvements made to propellers, such as, in particular, those for air navigation devices - Google Patents

Improvements made to propellers, such as, in particular, those for air navigation devices

Info

Publication number
FR492376A
FR492376A FR492376DA FR492376A FR 492376 A FR492376 A FR 492376A FR 492376D A FR492376D A FR 492376DA FR 492376 A FR492376 A FR 492376A
Authority
FR
France
Prior art keywords
propellers
those
improvements made
navigation devices
air navigation
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
Other languages
French (fr)
Inventor
Louis Paulhan
De La Chevardiere De La Gr Henri-Joseph-Leon-Marie
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.)
HENRI-JOSEPH-LEON-MARIE de la CHEVARDIERE de la GRAND-VILLE
Original Assignee
HENRI-JOSEPH-LEON-MARIE de la CHEVARDIERE de la GRAND-VILLE
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 HENRI-JOSEPH-LEON-MARIE de la CHEVARDIERE de la GRAND-VILLE filed Critical HENRI-JOSEPH-LEON-MARIE de la CHEVARDIERE de la GRAND-VILLE
Application granted granted Critical
Publication of FR492376A publication Critical patent/FR492376A/en
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)
FR492376D 1916-09-11 1916-09-11 Improvements made to propellers, such as, in particular, those for air navigation devices Expired FR492376A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR492376T 1916-09-11

Publications (1)

Publication Number Publication Date
FR492376A true FR492376A (en) 1919-07-05

Family

ID=1528257

Family Applications (1)

Application Number Title Priority Date Filing Date
FR492376D Expired FR492376A (en) 1916-09-11 1916-09-11 Improvements made to propellers, such as, in particular, those for air navigation devices

Country Status (1)

Country Link
FR (1) FR492376A (en)

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