NL6905393A - - Google Patents
Info
- Publication number
- NL6905393A NL6905393A NL6905393A NL6905393A NL6905393A NL 6905393 A NL6905393 A NL 6905393A NL 6905393 A NL6905393 A NL 6905393A NL 6905393 A NL6905393 A NL 6905393A NL 6905393 A NL6905393 A NL 6905393A
- Authority
- NL
- Netherlands
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
- B63H1/28—Other means for improving propeller efficiency
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H3/00—Propeller-blade pitch changing
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB06873/68A GB1261024A (en) | 1968-04-08 | 1968-04-08 | Method and means for minimizing the actuating forces of a controllable pitch propeller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6905393A true NL6905393A (xx) | 1969-10-10 |
Family
ID=10085215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6905393A NL6905393A (xx) | 1968-04-08 | 1969-04-08 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3575526A (xx) |
| CH (1) | CH502223A (xx) |
| DE (1) | DE1917233A1 (xx) |
| FR (1) | FR2005751A1 (xx) |
| GB (1) | GB1261024A (xx) |
| NL (1) | NL6905393A (xx) |
| NO (1) | NO134002C (xx) |
| SE (1) | SE367600B (xx) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3801219A (en) * | 1971-05-05 | 1974-04-02 | Jerome A Gross | Controllable pitch maripropeller |
| FI74920C (fi) * | 1985-10-25 | 1989-04-10 | Rauma Repola Oy | Foerfarande och system foer att minska rotationsmotstaondet i propeller. |
| FI82653C (fi) * | 1987-04-24 | 1991-04-10 | Antti Kalevi Henrik Jaervi | Foerfarande och anordningar foer avlaegsnande av is fraon raenna. |
| EP1248722A1 (en) * | 2000-01-18 | 2002-10-16 | Supramar AG | Streamlined body for immersion in a liquid at high relative speed |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1501248A (en) * | 1918-07-15 | 1924-07-15 | William J H Strong | Method of controlling propellers |
| US2556710A (en) * | 1945-02-20 | 1951-06-12 | Edward A Stalker | Direct lift aircraft |
| US3446288A (en) * | 1967-06-28 | 1969-05-27 | Shao Wen Yuan | High speed rotor |
| US3395760A (en) * | 1967-08-18 | 1968-08-06 | John A. Hoffman | Aerodynamically feathered helicopter rotor |
-
1968
- 1968-04-08 GB GB06873/68A patent/GB1261024A/en not_active Expired
-
1969
- 1969-03-28 NO NO1307/69A patent/NO134002C/no unknown
- 1969-04-03 SE SE04855/69A patent/SE367600B/xx unknown
- 1969-04-03 DE DE19691917233 patent/DE1917233A1/de active Pending
- 1969-04-04 FR FR6910410A patent/FR2005751A1/fr not_active Withdrawn
- 1969-04-08 US US814256A patent/US3575526A/en not_active Expired - Lifetime
- 1969-04-08 NL NL6905393A patent/NL6905393A/xx unknown
- 1969-04-08 CH CH528969A patent/CH502223A/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| NO134002B (xx) | 1976-04-26 |
| FR2005751A1 (xx) | 1969-12-19 |
| GB1261024A (en) | 1972-01-19 |
| NO134002C (xx) | 1976-08-04 |
| US3575526A (en) | 1971-04-20 |
| DE1917233A1 (de) | 1969-10-23 |
| SE367600B (xx) | 1974-06-04 |
| CH502223A (de) | 1971-01-31 |