FI95226B - Propeller för båtar och fartyg - Google Patents
Propeller för båtar och fartyg Download PDFInfo
- Publication number
- FI95226B FI95226B FI940840A FI940840A FI95226B FI 95226 B FI95226 B FI 95226B FI 940840 A FI940840 A FI 940840A FI 940840 A FI940840 A FI 940840A FI 95226 B FI95226 B FI 95226B
- Authority
- FI
- Finland
- Prior art keywords
- propeller
- blades
- blade
- efficiency
- water
- Prior art date
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
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)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Claims (2)
- 95226
- 1. En fartygs- och bätpropeller, pä vilkens cylindriska propellerstomme (1) har fästs tre, fyra eller flera symraetrlska propellerblad (2) i vlss stigningsvinkel skruvlikt sälunda att frän sidan betraktat det blir en springa Ό3) mellan bladen, som är 3 - k ganger lika tjock sora propellerbladet, känne teckna.d därav, att alla propellerblad sedda i axelns längdriktning tangerar varandra sä mycket att de i hydrodynamisk form gjorda bladen fyller en väsentligt stor del av propellerns rotationsyta och i vilken avstandet mellan det första bladet (2a) och det sista bladet (2d) är större än propellerns diameter sälunda att ingen i normalens riktning varande tryckvägsvektor frän det första propellerbladets differentialyta träffar det sista propellerbladets inneryta.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI940840A FI95226C (sv) | 1994-02-23 | 1994-02-23 | Propeller för båtar och fartyg |
PCT/FI1995/000099 WO1995023088A1 (en) | 1994-02-23 | 1995-02-23 | Propeller for boats and ships |
AU17109/95A AU1710995A (en) | 1994-02-23 | 1995-02-23 | Propeller for boats and ships |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI940840A FI95226C (sv) | 1994-02-23 | 1994-02-23 | Propeller för båtar och fartyg |
FI940840 | 1994-02-23 |
Publications (3)
Publication Number | Publication Date |
---|---|
FI940840A0 FI940840A0 (sv) | 1994-02-23 |
FI95226B true FI95226B (sv) | 1995-09-29 |
FI95226C FI95226C (sv) | 1996-01-10 |
Family
ID=8540179
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI940840A FI95226C (sv) | 1994-02-23 | 1994-02-23 | Propeller för båtar och fartyg |
Country Status (3)
Country | Link |
---|---|
AU (1) | AU1710995A (sv) |
FI (1) | FI95226C (sv) |
WO (1) | WO1995023088A1 (sv) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6527520B2 (en) | 1999-07-29 | 2003-03-04 | Jonathan B. Rosefsky | Ribbon drive pumping with centrifugal contaminant removal |
US6626638B2 (en) | 1999-07-29 | 2003-09-30 | Jonathan B. Rosefsky | Ribbon drive power generation for variable flow conditions |
DE10084861T1 (de) | 1999-07-29 | 2002-07-25 | Jonathan B Rosefsky | Energieerzeugungsvorrichtung und -verfahren mit Schneckenrad |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR808921A (fr) * | 1936-07-24 | 1937-02-18 | Hélice à grand rendement pour moteurs à rotation rapide |
-
1994
- 1994-02-23 FI FI940840A patent/FI95226C/sv not_active IP Right Cessation
-
1995
- 1995-02-23 AU AU17109/95A patent/AU1710995A/en not_active Abandoned
- 1995-02-23 WO PCT/FI1995/000099 patent/WO1995023088A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
FI95226C (sv) | 1996-01-10 |
FI940840A0 (sv) | 1994-02-23 |
AU1710995A (en) | 1995-09-11 |
WO1995023088A1 (en) | 1995-08-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BB | Publication of examined application | ||
MM | Patent lapsed |