IT1005331B - SELF-FOLDABLE PROPELLER FOR SAILING BOATS WITH AUXILIARY MOTOR - Google Patents

SELF-FOLDABLE PROPELLER FOR SAILING BOATS WITH AUXILIARY MOTOR

Info

Publication number
IT1005331B
IT1005331B IT480274A IT480274A IT1005331B IT 1005331 B IT1005331 B IT 1005331B IT 480274 A IT480274 A IT 480274A IT 480274 A IT480274 A IT 480274A IT 1005331 B IT1005331 B IT 1005331B
Authority
IT
Italy
Prior art keywords
self
auxiliary motor
sailing boats
foldable propeller
propeller
Prior art date
Application number
IT480274A
Other languages
Italian (it)
Original Assignee
Menke J
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 Menke J filed Critical Menke J
Application granted granted Critical
Publication of IT1005331B publication Critical patent/IT1005331B/en

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Toys (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
IT480274A 1973-01-09 1974-01-08 SELF-FOLDABLE PROPELLER FOR SAILING BOATS WITH AUXILIARY MOTOR IT1005331B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732300812 DE2300812A1 (en) 1973-01-09 1973-01-09 FOLDING PROPELLERS FOR SAILING YACHTS WITH AUXILIARY MOTOR

Publications (1)

Publication Number Publication Date
IT1005331B true IT1005331B (en) 1976-08-20

Family

ID=5868547

Family Applications (1)

Application Number Title Priority Date Filing Date
IT480274A IT1005331B (en) 1973-01-09 1974-01-08 SELF-FOLDABLE PROPELLER FOR SAILING BOATS WITH AUXILIARY MOTOR

Country Status (6)

Country Link
BE (1) BE809530A (en)
DE (1) DE2300812A1 (en)
FR (1) FR2213189B3 (en)
GB (1) GB1453317A (en)
IT (1) IT1005331B (en)
NL (1) NL7317314A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE392855B (en) * 1975-08-22 1977-04-25 S I Astrand PROPELLERS WITH FOLDABLE BLADES
US4801243A (en) * 1985-12-28 1989-01-31 Bird-Johnson Company Adjustable diameter screw propeller
DK145093D0 (en) * 1993-12-23 1993-12-23 Gori 1902 As PROPELLER
EP3237284B1 (en) 2014-12-23 2019-05-22 Esmar Engineering ApS A collapsible, shielded propelling unit through a medium, such as water, and a vessel with such unit
CN115230926B (en) * 2022-07-26 2023-12-19 深圳职业技术学院 Bionic robot fish

Also Published As

Publication number Publication date
FR2213189B3 (en) 1976-10-15
GB1453317A (en) 1976-10-20
FR2213189A1 (en) 1974-08-02
DE2300812A1 (en) 1974-07-11
NL7317314A (en) 1974-07-11
BE809530A (en) 1974-05-02

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