CH573838A5 - - Google Patents
Info
- Publication number
- CH573838A5 CH573838A5 CH949674A CH949674A CH573838A5 CH 573838 A5 CH573838 A5 CH 573838A5 CH 949674 A CH949674 A CH 949674A CH 949674 A CH949674 A CH 949674A CH 573838 A5 CH573838 A5 CH 573838A5
- Authority
- CH
- Switzerland
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)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Motor Power Transmission Devices (AREA)
- Harvester Elements (AREA)
- Tires In General (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3304473A GB1476302A (en) | 1973-07-11 | 1973-07-11 | Propellers |
GB4921973 | 1973-10-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH573838A5 true CH573838A5 (da) | 1976-03-31 |
Family
ID=26261684
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH949674A CH573838A5 (da) | 1973-07-11 | 1974-07-10 |
Country Status (13)
Country | Link |
---|---|
US (1) | US3981613A (da) |
AU (1) | AU473720B2 (da) |
CA (1) | CA1016818A (da) |
CH (1) | CH573838A5 (da) |
DE (1) | DE2432516C3 (da) |
DK (1) | DK155118C (da) |
ES (2) | ES428133A1 (da) |
FI (1) | FI59762C (da) |
FR (1) | FR2236722B1 (da) |
IT (1) | IT1015800B (da) |
NL (1) | NL162027C (da) |
NO (1) | NO138520C (da) |
SE (1) | SE396927B (da) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4095919A (en) * | 1973-07-11 | 1978-06-20 | Gorivaerk As | Foldable propellers |
DK602374A (da) * | 1974-11-20 | 1976-05-21 | Gori Vaerk As | Propel |
US4204806A (en) * | 1977-12-09 | 1980-05-27 | Outboard Marine Corporation | Folding propeller |
SE428197B (sv) * | 1978-06-27 | 1983-06-13 | Volvo Penta Ab | Batpropeller med svengbara blad |
US4207028A (en) * | 1979-06-12 | 1980-06-10 | Ridder Sven O | Extendable and retractable propeller for watercraft |
SE449206B (sv) * | 1982-02-05 | 1987-04-13 | Kamewa Ab | Propellerdrivet fartyg |
DK139291D0 (da) * | 1991-07-25 | 1991-07-25 | Gori Marine A S | Foldepropel med mindst tre blade |
DK71892D0 (da) * | 1992-05-29 | 1992-05-29 | Gori 1902 As | Propel med optimal nyttevirkning ved frem- og baksejlads |
US5403217A (en) * | 1994-04-18 | 1995-04-04 | Vosper; George W. | Folding blade propeller |
SE536797C2 (sv) * | 2011-02-02 | 2014-08-26 | Daniel Paulin | Vertikalt vindkraftverk |
US9709029B2 (en) | 2011-06-21 | 2017-07-18 | University Of Virginia Patent Foundation | Morphing segmented wind turbine and related method |
US11117649B2 (en) * | 2015-11-11 | 2021-09-14 | Area-I Inc. | Foldable propeller blade with locking mechanism |
US11958588B2 (en) | 2015-11-11 | 2024-04-16 | Anduril Industries, Inc. | Foldable propeller blade with locking mechanism |
DK179125B1 (en) * | 2016-02-18 | 2017-11-20 | Flexofold Aps | Folding propeller |
DE102021102842A1 (de) * | 2021-02-08 | 2022-08-11 | Torqeedo Gmbh | Faltpropeller für ein Wasserfahrzeug |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US725097A (en) * | 1903-02-02 | 1903-04-14 | Arthur W Learnard | Propeller. |
US866369A (en) * | 1907-02-23 | 1907-09-17 | Arthur W Learnard | Propeller. |
US938290A (en) * | 1909-03-03 | 1909-10-26 | Milton D Thompson | Propeller. |
GB190918344A (en) * | 1909-08-09 | 1909-11-25 | Oswald Coates | Improved Construction of Aerial Machine. |
GB191104734A (en) * | 1910-03-15 | 1911-08-17 | Oskar Heimstaedt | Improvements in Aerial Propellers. |
AT98562B (de) * | 1915-11-02 | 1924-11-25 | Franz Schuh | Wind- oder Wasserrad. |
US1491997A (en) * | 1918-02-05 | 1924-04-29 | Messick Charles | Compensating propeller |
US1862481A (en) * | 1931-02-24 | 1932-06-07 | Glenwright Howard | Variable pitch propeller |
FR768964A (fr) * | 1934-02-22 | 1934-08-17 | Perfectionnements aux hélices | |
US2404678A (en) * | 1944-06-05 | 1946-07-23 | Wuensch Charles Erb | Impeller |
US2532371A (en) * | 1946-07-19 | 1950-12-05 | Werner H Petersen | Feathering reversible propeller |
US3038543A (en) * | 1960-10-03 | 1962-06-12 | Hudson Engineering Corp | Air brake for wind driven propellers |
US3255826A (en) * | 1964-10-12 | 1966-06-14 | Aerolab Dev Co | Boat propeller |
US3533714A (en) * | 1967-09-12 | 1970-10-13 | Bolkow Gmbh | Rotor blade construction |
US3542487A (en) * | 1969-09-08 | 1970-11-24 | Brunswick Corp | Centrifugally variable diffuser for marine propeller |
DE2050420A1 (de) * | 1970-10-14 | 1972-04-20 | Nautor Kommanditbolag Koskenkylä & Co, Pedersöre (Finnland) | Propellerantrieb mit zusammenfaltbaren Propellerblättern |
US3709634A (en) * | 1971-01-20 | 1973-01-09 | Michigan Wheel Corp | Folding blade propeller |
-
1974
- 1974-07-02 NO NO742401A patent/NO138520C/no unknown
- 1974-07-04 DE DE2432516A patent/DE2432516C3/de not_active Expired
- 1974-07-05 AU AU70926/74A patent/AU473720B2/en not_active Expired
- 1974-07-09 IT IT24980/74A patent/IT1015800B/it active
- 1974-07-10 CH CH949674A patent/CH573838A5/xx not_active IP Right Cessation
- 1974-07-10 NL NL7409333.A patent/NL162027C/xx not_active IP Right Cessation
- 1974-07-10 CA CA204,496A patent/CA1016818A/en not_active Expired
- 1974-07-10 US US05/487,220 patent/US3981613A/en not_active Expired - Lifetime
- 1974-07-10 FI FI2125/74A patent/FI59762C/fi active
- 1974-07-10 SE SE7409104A patent/SE396927B/xx not_active IP Right Cessation
- 1974-07-10 DK DK369674A patent/DK155118C/da not_active IP Right Cessation
- 1974-07-10 ES ES428133A patent/ES428133A1/es not_active Expired
- 1974-07-10 FR FR7424038A patent/FR2236722B1/fr not_active Expired
-
1975
- 1975-10-03 ES ES441491A patent/ES441491A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2432516A1 (de) | 1975-02-06 |
DE2432516B2 (de) | 1979-09-13 |
AU7092674A (en) | 1976-01-08 |
SE396927B (sv) | 1977-10-10 |
NO138520C (no) | 1978-09-20 |
US3981613A (en) | 1976-09-21 |
DE2432516C3 (de) | 1980-05-29 |
FI59762C (fi) | 1981-10-12 |
DK155118C (da) | 1989-07-03 |
CA1016818A (en) | 1977-09-06 |
ES441491A1 (es) | 1977-07-01 |
FR2236722A1 (da) | 1975-02-07 |
DK155118B (da) | 1989-02-13 |
SE7409104L (sv) | 1975-01-13 |
NO742401L (da) | 1975-02-10 |
FI212574A (da) | 1975-01-12 |
AU473720B2 (en) | 1976-07-01 |
NL7409333A (nl) | 1975-01-14 |
NL162027B (nl) | 1979-11-15 |
NL162027C (nl) | 1980-04-15 |
ES428133A1 (es) | 1976-07-16 |
FR2236722B1 (da) | 1977-10-07 |
NO138520B (no) | 1978-06-12 |
DK369674A (da) | 1975-02-24 |
FI59762B (fi) | 1981-06-30 |
IT1015800B (it) | 1977-05-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |