FR764174A - Device for improving propeller efficiency - Google Patents

Device for improving propeller efficiency

Info

Publication number
FR764174A
FR764174A FR764174DA FR764174A FR 764174 A FR764174 A FR 764174A FR 764174D A FR764174D A FR 764174DA FR 764174 A FR764174 A FR 764174A
Authority
FR
France
Prior art keywords
propeller efficiency
improving propeller
improving
efficiency
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
Louis Berthier
Paul Navarre
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 FR764174A publication Critical patent/FR764174A/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
    • B63H5/00—Arrangements on vessels of propulsion elements directly acting on water
    • B63H5/07—Arrangements on vessels of propulsion elements directly acting on water of propellers
    • B63H5/16—Arrangements on vessels of propulsion elements directly acting on water of propellers characterised by being mounted in recesses; with stationary water-guiding elements; Means to prevent fouling of the propeller, e.g. guards, cages or screens

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
FR764174D 1933-02-04 1933-02-04 Device for improving propeller efficiency Expired FR764174A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR764174T 1933-02-04

Publications (1)

Publication Number Publication Date
FR764174A true FR764174A (en) 1934-05-16

Family

ID=9181997

Family Applications (1)

Application Number Title Priority Date Filing Date
FR764174D Expired FR764174A (en) 1933-02-04 1933-02-04 Device for improving propeller efficiency

Country Status (1)

Country Link
FR (1) FR764174A (en)

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