IT1052482B - Perfezionamento nelle disposizioni di comando di passo variabile per eliche di propulsione di natanti - Google Patents
Perfezionamento nelle disposizioni di comando di passo variabile per eliche di propulsione di natantiInfo
- Publication number
- IT1052482B IT1052482B IT5249975A IT5249975A IT1052482B IT 1052482 B IT1052482 B IT 1052482B IT 5249975 A IT5249975 A IT 5249975A IT 5249975 A IT5249975 A IT 5249975A IT 1052482 B IT1052482 B IT 1052482B
- Authority
- IT
- Italy
- Prior art keywords
- hydraulic cylinder
- adjusting member
- spring return
- pitch
- single acting
- Prior art date
Links
- 230000036316 preload Effects 0.000 abstract 4
- 239000012530 fluid Substances 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H3/00—Propeller-blade pitch changing
- B63H3/02—Propeller-blade pitch changing actuated by control element coaxial with propeller shaft, e.g. the control element being rotary
- B63H3/04—Propeller-blade pitch changing actuated by control element coaxial with propeller shaft, e.g. the control element being rotary the control element being reciprocatable
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Jib Cranes (AREA)
- Toys (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Actuator (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB52444/74A GB1510969A (en) | 1974-12-04 | 1974-12-04 | Marine propeller pitch-control system |
US05/570,955 US4020781A (en) | 1974-12-04 | 1975-04-22 | Marine propulsion systems with variable-pitch screw propellers |
DE19752524808 DE2524808A1 (de) | 1974-12-04 | 1975-06-04 | Schiffsantrieb |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1052482B true IT1052482B (it) | 1981-06-20 |
Family
ID=27186406
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT5249975A IT1052482B (it) | 1974-12-04 | 1975-12-02 | Perfezionamento nelle disposizioni di comando di passo variabile per eliche di propulsione di natanti |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS5191595A (no) |
ES (1) | ES443171A1 (no) |
IT (1) | IT1052482B (no) |
NO (1) | NO141437C (no) |
SE (1) | SE7513693L (no) |
-
1975
- 1975-12-02 IT IT5249975A patent/IT1052482B/it active
- 1975-12-02 JP JP50143781A patent/JPS5191595A/ja active Pending
- 1975-12-03 ES ES75443171A patent/ES443171A1/es not_active Expired
- 1975-12-03 NO NO754069A patent/NO141437C/no unknown
- 1975-12-04 SE SE7513693A patent/SE7513693L/xx not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
JPS5191595A (no) | 1976-08-11 |
NO141437C (no) | 1980-03-12 |
SE7513693L (sv) | 1976-06-08 |
ES443171A1 (es) | 1977-07-01 |
NO141437B (no) | 1979-12-03 |
NO754069L (no) | 1976-06-08 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
ES454533A1 (es) | Podadera hidraulica. | |
IT1052482B (it) | Perfezionamento nelle disposizioni di comando di passo variabile per eliche di propulsione di natanti | |
FR2293360A1 (fr) | Systeme de commande du pas des helices de marine | |
GB972709A (en) | Improvements in or relating to hydraulic power transmission systems | |
GB984126A (en) | Servo-mechanism for variable pitch propellers | |
US4491116A (en) | Built-in hydraulic automatic device for advancing the injection on a diesel engine | |
US2392341A (en) | Variable pitch propeller | |
GB1310839A (en) | Device for varying the pitch of propeller blades | |
GB1138789A (en) | Propeller with spring actuated variable pitch | |
GB1510969A (en) | Marine propeller pitch-control system | |
ES8104501A1 (es) | Aparato bombeador de combustible liquido para suministrar combustible a un motor de combustion interna | |
GB1450364A (en) | Governor with stabilizing means | |
GB1139273A (en) | Fluid servo powered actuator | |
GB1284408A (en) | Improvements in or relating to variable rate spring devices in governor mechanisms | |
GB1344809A (en) | Facility for controlling the orientation of variable-pitch screw blades and similar devices | |
ES461510A1 (es) | Un dispositivo accionador de freno perfeccionado. | |
FR2241210A5 (en) | Adjustable pump with control follower - operated by lever and control plunger, has means for limiting pumping pressure | |
US2009967A (en) | Governor for internal combustion engines | |
ES194540U (es) | Valvula automatica, en especial valvula reguladora para sistemas hidraulicos. | |
ES394983A1 (es) | Dispositivo de control de presion para circuito hidraulico. | |
GB848174A (en) | Variable pitch propeller | |
GB1463716A (en) | Device for speed control of prime movers | |
US2444260A (en) | Control apparatus | |
GB1406834A (en) | Control valve actuating arrangements | |
US3017144A (en) | Device for arresting the movement of landing aircraft or the like |