FR502874A - Improvements to propellers - Google Patents

Improvements to propellers

Info

Publication number
FR502874A
FR502874A FR502874A FR502874DA FR502874A FR 502874 A FR502874 A FR 502874A FR 502874 A FR502874 A FR 502874A FR 502874D A FR502874D A FR 502874DA FR 502874 A FR502874 A FR 502874A
Authority
FR
France
Prior art keywords
propellers
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
FR502874A
Other languages
French (fr)
Inventor
Louis Paulhan
Henri-Joseph-Leon-Ma Chevardi
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 GRANDVILLE
Original Assignee
HENRI-JOSEPH-LEON-MARIE de la CHEVARDIERE de la GRANDVILLE
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 GRANDVILLE filed Critical HENRI-JOSEPH-LEON-MARIE de la CHEVARDIERE de la GRANDVILLE
Application granted granted Critical
Publication of FR502874A publication Critical patent/FR502874A/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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27M—WORKING OF WOOD NOT PROVIDED FOR IN SUBCLASSES B27B - B27L; MANUFACTURE OF SPECIFIC WOODEN ARTICLES
    • B27M3/00—Manufacture or reconditioning of specific semi-finished or finished articles
    • B27M3/10—Manufacture or reconditioning of specific semi-finished or finished articles of airscrew blades
FR502874A 1916-04-06 1916-04-06 Improvements to propellers Expired FR502874A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR127020X 1916-04-06

Publications (1)

Publication Number Publication Date
FR502874A true FR502874A (en) 1920-05-28

Family

ID=32339310

Family Applications (1)

Application Number Title Priority Date Filing Date
FR502874A Expired FR502874A (en) 1916-04-06 1916-04-06 Improvements to propellers

Country Status (2)

Country Link
FR (1) FR502874A (en)
GB (1) GB127020A (en)

Also Published As

Publication number Publication date
GB127020A (en) 1919-05-29

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