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FR905700A - Improvement in propulsion or propelled helical wheels - Google Patents

Improvement in propulsion or propelled helical wheels

Info

Publication number
FR905700A
FR905700A FR905700DA FR905700A FR 905700 A FR905700 A FR 905700A FR 905700D A FR905700D A FR 905700DA FR 905700 A FR905700 A FR 905700A
Authority
FR
France
Prior art keywords
propelled
propulsion
improvement
helical wheels
helical
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
Paul Damiron
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 FR905700A publication Critical patent/FR905700A/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
    • B63H1/28—Other means for improving propeller efficiency

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
FR905700D 1944-07-06 1944-07-06 Improvement in propulsion or propelled helical wheels Expired FR905700A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR905700T 1944-07-06

Publications (1)

Publication Number Publication Date
FR905700A true FR905700A (en) 1945-12-11

Family

ID=9405523

Family Applications (1)

Application Number Title Priority Date Filing Date
FR905700D Expired FR905700A (en) 1944-07-06 1944-07-06 Improvement in propulsion or propelled helical wheels

Country Status (1)

Country Link
FR (1) FR905700A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0375296A1 (en) * 1988-12-21 1990-06-27 The Marconi Company Limited Noise reduction method
DE10210426A1 (en) * 2002-03-09 2003-10-23 Voith Siemens Hydro Power Device for flow stabilization in hydraulic flow machines
EP2270312A1 (en) * 2009-07-01 2011-01-05 PEM-Energy Oy Aero- or hydrodynamic construction
JP2013249763A (en) * 2012-05-31 2013-12-12 Denso Corp Axial flow blower

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0375296A1 (en) * 1988-12-21 1990-06-27 The Marconi Company Limited Noise reduction method
US5074376A (en) * 1988-12-21 1991-12-24 The Marconi Company Limited Noise reduction method
DE10210426A1 (en) * 2002-03-09 2003-10-23 Voith Siemens Hydro Power Device for flow stabilization in hydraulic flow machines
EP2270312A1 (en) * 2009-07-01 2011-01-05 PEM-Energy Oy Aero- or hydrodynamic construction
JP2013249763A (en) * 2012-05-31 2013-12-12 Denso Corp Axial flow blower

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