FR2337079A1 - FLAG PROPELLER ESPECIALLY FOR SAILING BOATS - Google Patents

FLAG PROPELLER ESPECIALLY FOR SAILING BOATS

Info

Publication number
FR2337079A1
FR2337079A1 FR7639054A FR7639054A FR2337079A1 FR 2337079 A1 FR2337079 A1 FR 2337079A1 FR 7639054 A FR7639054 A FR 7639054A FR 7639054 A FR7639054 A FR 7639054A FR 2337079 A1 FR2337079 A1 FR 2337079A1
Authority
FR
France
Prior art keywords
flag
sailing boats
propeller
propeller especially
sailing
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.)
Granted
Application number
FR7639054A
Other languages
French (fr)
Other versions
FR2337079B1 (en
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.)
Individual
Original Assignee
Individual
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
Priority claimed from IT3081975A external-priority patent/IT1052002B/en
Priority claimed from IT2359876A external-priority patent/IT1062990B/en
Application filed by Individual filed Critical Individual
Publication of FR2337079A1 publication Critical patent/FR2337079A1/en
Application granted granted Critical
Publication of FR2337079B1 publication Critical patent/FR2337079B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H3/00—Propeller-blade pitch changing
    • B63H3/008—Propeller-blade pitch changing characterised by self-adjusting pitch, e.g. by means of springs, centrifugal forces, hydrodynamic forces

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)
  • Retarders (AREA)
FR7639054A 1975-12-29 1976-12-24 FLAG PROPELLER ESPECIALLY FOR SAILING BOATS Granted FR2337079A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT3081975A IT1052002B (en) 1975-12-29 1975-12-29 Sailing boat auxiliary drive propeller feathering mechanism - has bevel gears permitting partial blade rotation on engine start up
IT2359876A IT1062990B (en) 1976-05-25 1976-05-25 IMPROVEMENT OF FLAG PROPELLER ESPECIALLY FOR SAILBOATS

Publications (2)

Publication Number Publication Date
FR2337079A1 true FR2337079A1 (en) 1977-07-29
FR2337079B1 FR2337079B1 (en) 1982-05-28

Family

ID=26328401

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7639054A Granted FR2337079A1 (en) 1975-12-29 1976-12-24 FLAG PROPELLER ESPECIALLY FOR SAILING BOATS

Country Status (2)

Country Link
FR (1) FR2337079A1 (en)
GB (1) GB1566426A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995007837A1 (en) * 1993-09-14 1995-03-23 Bryan Allen Bartley Feathering propeller

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2283774A (en) * 1941-08-13 1942-05-19 Milton D Thompson Feathering-blade propeller
US3403735A (en) * 1967-03-10 1968-10-01 Henrik G. Langhjelm Adjustable variable pitch propeller
GB1314195A (en) * 1970-11-21 1973-04-18 Storey We Variable pitch propellers

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2283774A (en) * 1941-08-13 1942-05-19 Milton D Thompson Feathering-blade propeller
US3403735A (en) * 1967-03-10 1968-10-01 Henrik G. Langhjelm Adjustable variable pitch propeller
GB1314195A (en) * 1970-11-21 1973-04-18 Storey We Variable pitch propellers

Also Published As

Publication number Publication date
FR2337079B1 (en) 1982-05-28
GB1566426A (en) 1980-04-30

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Legal Events

Date Code Title Description
ST Notification of lapse