FR446512A - Propeller propeller for balloons and airplanes - Google Patents

Propeller propeller for balloons and airplanes

Info

Publication number
FR446512A
FR446512A FR446512DA FR446512A FR 446512 A FR446512 A FR 446512A FR 446512D A FR446512D A FR 446512DA FR 446512 A FR446512 A FR 446512A
Authority
FR
France
Prior art keywords
propeller
balloons
airplanes
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
Other languages
French (fr)
Inventor
Adolf Ott
Heinrich Fanta
Adolf Ott Junior
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.)
ADOLF OTT JUNIOR
Original Assignee
ADOLF OTT JUNIOR
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 ADOLF OTT JUNIOR filed Critical ADOLF OTT JUNIOR
Application granted granted Critical
Publication of FR446512A publication Critical patent/FR446512A/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
    • B64C11/005—Spiral-shaped propellers

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
FR446512D 1911-07-27 1912-07-25 Propeller propeller for balloons and airplanes Expired FR446512A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT446512X 1911-07-27

Publications (1)

Publication Number Publication Date
FR446512A true FR446512A (en) 1912-12-07

Family

ID=1487281

Family Applications (1)

Application Number Title Priority Date Filing Date
FR446512D Expired FR446512A (en) 1911-07-27 1912-07-25 Propeller propeller for balloons and airplanes

Country Status (1)

Country Link
FR (1) FR446512A (en)

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