FR706025A - Propellers - Google Patents

Propellers

Info

Publication number
FR706025A
FR706025A FR706025DA FR706025A FR 706025 A FR706025 A FR 706025A FR 706025D A FR706025D A FR 706025DA FR 706025 A FR706025 A FR 706025A
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
Other languages
French (fr)
Inventor
Joseph Jeremiah Callahan
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 filed Critical
Application granted granted Critical
Publication of FR706025A publication Critical patent/FR706025A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H1/00—Propulsive elements directly acting on water
    • B63H1/02—Propulsive elements directly acting on water of rotary type
    • B63H1/12—Propulsive elements directly acting on water of rotary type with rotation axis substantially in propulsive direction
    • B63H1/14—Propellers
    • B63H1/26—Blades
    • 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
    • B64C11/18—Aerodynamic features

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
FR706025D 1930-10-30 1930-10-30 Propellers Expired FR706025A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR706025T 1930-10-30

Publications (1)

Publication Number Publication Date
FR706025A true FR706025A (en) 1931-06-17

Family

ID=9067518

Family Applications (1)

Application Number Title Priority Date Filing Date
FR706025D Expired FR706025A (en) 1930-10-30 1930-10-30 Propellers

Country Status (1)

Country Link
FR (1) FR706025A (en)

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