FR2318782A1 - Helice a pales repliables pour bateaux - Google Patents

Helice a pales repliables pour bateaux

Info

Publication number
FR2318782A1
FR2318782A1 FR7620669A FR7620669A FR2318782A1 FR 2318782 A1 FR2318782 A1 FR 2318782A1 FR 7620669 A FR7620669 A FR 7620669A FR 7620669 A FR7620669 A FR 7620669A FR 2318782 A1 FR2318782 A1 FR 2318782A1
Authority
FR
France
Prior art keywords
boats
propeller
folding blades
blades
folding
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
FR7620669A
Other languages
English (en)
French (fr)
Other versions
FR2318782B1 (enExample
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
Application filed by Individual filed Critical Individual
Publication of FR2318782A1 publication Critical patent/FR2318782A1/fr
Application granted granted Critical
Publication of FR2318782B1 publication Critical patent/FR2318782B1/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
    • 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
    • B63H1/20—Hubs; Blade connections
    • B63H1/22—Hubs; Blade connections the blades being foldable
    • B63H1/24—Hubs; Blade connections the blades being foldable automatically foldable or unfoldable

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
  • Toys (AREA)
  • Hydraulic Turbines (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR7620669A 1975-07-23 1976-07-06 Helice a pales repliables pour bateaux Granted FR2318782A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/598,370 US3982853A (en) 1975-07-23 1975-07-23 Folding boat propeller

Publications (2)

Publication Number Publication Date
FR2318782A1 true FR2318782A1 (fr) 1977-02-18
FR2318782B1 FR2318782B1 (enExample) 1981-10-23

Family

ID=24395286

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7620669A Granted FR2318782A1 (fr) 1975-07-23 1976-07-06 Helice a pales repliables pour bateaux

Country Status (11)

Country Link
US (1) US3982853A (enExample)
JP (2) JPS5215085A (enExample)
AU (1) AU503815B2 (enExample)
CA (1) CA1035634A (enExample)
DE (2) DE7617240U1 (enExample)
DK (1) DK227576A (enExample)
FR (1) FR2318782A1 (enExample)
GB (1) GB1504673A (enExample)
IT (1) IT1067055B (enExample)
NO (1) NO761639L (enExample)
SE (1) SE423071B (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5183384A (en) * 1988-05-16 1993-02-02 Trumbly Joe H Foldable propeller assembly
DK71892D0 (da) * 1992-05-29 1992-05-29 Gori 1902 As Propel med optimal nyttevirkning ved frem- og baksejlads
US6972956B2 (en) * 2003-01-16 2005-12-06 Hewlett-Packard Development Company, L.P. Collapsible fan and system and method incorporating same
SE0401652L (sv) * 2004-06-24 2005-09-13 Ingeniosus Ab Fällbar propeller
DE102021102842A1 (de) * 2021-02-08 2022-08-11 Torqeedo Gmbh Faltpropeller für ein Wasserfahrzeug
CN115258113B (zh) * 2022-08-22 2023-04-21 江苏科技大学 一种防止误伤海洋鱼类的可自动折叠导流管

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3255826A (en) * 1964-10-12 1966-06-14 Aerolab Dev Co Boat propeller
GB1072423A (en) * 1966-02-21 1967-06-14 Beck David Walter Improvements in or relating to boat propellers
GB1291202A (en) * 1971-05-03 1972-10-04 C M I Products Ltd Foldable propeller for a boat
US3715171A (en) * 1971-05-14 1973-02-06 Michigan Wheel Corp Foldable propeller
FR2206229A1 (enExample) * 1972-11-10 1974-06-07 Nautor Oy Wilh Schauman Ab
AU462846B2 (en) * 1972-02-03 1975-07-10 Walter Beck David Folding boat propeller assembly

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US866369A (en) * 1907-02-23 1907-09-17 Arthur W Learnard Propeller.
US1835284A (en) * 1927-08-05 1931-12-08 Crowhurst Albert Ernest Circulating device for hot water heating systems
US2198475A (en) * 1936-06-30 1940-04-23 Hermann I A Dorner Collapsible propeller for airplanes
US2532371A (en) * 1946-07-19 1950-12-05 Werner H Petersen Feathering reversible propeller

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3255826A (en) * 1964-10-12 1966-06-14 Aerolab Dev Co Boat propeller
GB1072423A (en) * 1966-02-21 1967-06-14 Beck David Walter Improvements in or relating to boat propellers
GB1291202A (en) * 1971-05-03 1972-10-04 C M I Products Ltd Foldable propeller for a boat
US3715171A (en) * 1971-05-14 1973-02-06 Michigan Wheel Corp Foldable propeller
AU462846B2 (en) * 1972-02-03 1975-07-10 Walter Beck David Folding boat propeller assembly
FR2206229A1 (enExample) * 1972-11-10 1974-06-07 Nautor Oy Wilh Schauman Ab

Also Published As

Publication number Publication date
GB1504673A (en) 1978-03-22
IT1067055B (it) 1985-03-12
AU503815B2 (en) 1979-09-20
DE2624190A1 (de) 1977-02-10
JPS59176298U (ja) 1984-11-26
CA1035634A (en) 1978-08-01
DK227576A (da) 1977-01-24
JPS5215085A (en) 1977-02-04
NO761639L (enExample) 1977-01-25
SE423071B (sv) 1982-04-13
SE7605456L (sv) 1977-01-24
US3982853A (en) 1976-09-28
AU1406276A (en) 1977-11-24
DE7617240U1 (de) 1977-07-07
FR2318782B1 (enExample) 1981-10-23

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Legal Events

Date Code Title Description
ST Notification of lapse