IT1042970B - Presa d acoua a rampa mobile in imparcazioni azionate ad idrogetto - Google Patents

Presa d acoua a rampa mobile in imparcazioni azionate ad idrogetto

Info

Publication number
IT1042970B
IT1042970B IT27772/75A IT2777275A IT1042970B IT 1042970 B IT1042970 B IT 1042970B IT 27772/75 A IT27772/75 A IT 27772/75A IT 2777275 A IT2777275 A IT 2777275A IT 1042970 B IT1042970 B IT 1042970B
Authority
IT
Italy
Prior art keywords
hydroject
acoua
socket
mobile ramp
boats
Prior art date
Application number
IT27772/75A
Other languages
English (en)
Italian (it)
Original Assignee
Hydronautics
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 Hydronautics filed Critical Hydronautics
Application granted granted Critical
Publication of IT1042970B publication Critical patent/IT1042970B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H11/00—Marine propulsion by water jets
    • B63H11/02—Marine propulsion by water jets the propulsive medium being ambient water
    • B63H11/10—Marine propulsion by water jets the propulsive medium being ambient water having means for deflecting jet or influencing cross-section thereof
    • B63H11/103—Marine propulsion by water jets the propulsive medium being ambient water having means for deflecting jet or influencing cross-section thereof having means to increase efficiency of propulsive fluid, e.g. discharge pipe provided with means to improve the fluid flow
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H11/00—Marine propulsion by water jets
    • B63H11/02—Marine propulsion by water jets the propulsive medium being ambient water
    • B63H11/04—Marine propulsion by water jets the propulsive medium being ambient water by means of pumps

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Hydraulic Turbines (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Aerodynamic Tests, Hydrodynamic Tests, Wind Tunnels, And Water Tanks (AREA)
IT27772/75A 1974-10-01 1975-09-30 Presa d acoua a rampa mobile in imparcazioni azionate ad idrogetto IT1042970B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/510,950 US3942463A (en) 1974-10-01 1974-10-01 Movable ramp inlet for water jet propelled ships

Publications (1)

Publication Number Publication Date
IT1042970B true IT1042970B (it) 1980-01-30

Family

ID=24032861

Family Applications (1)

Application Number Title Priority Date Filing Date
IT27772/75A IT1042970B (it) 1974-10-01 1975-09-30 Presa d acoua a rampa mobile in imparcazioni azionate ad idrogetto

Country Status (8)

Country Link
US (1) US3942463A (US06252093-20010626-C00008.png)
JP (2) JPS5160389A (US06252093-20010626-C00008.png)
CA (1) CA1042275A (US06252093-20010626-C00008.png)
CH (1) CH602411A5 (US06252093-20010626-C00008.png)
DE (1) DE2543873A1 (US06252093-20010626-C00008.png)
FR (1) FR2286752A1 (US06252093-20010626-C00008.png)
GB (1) GB1508339A (US06252093-20010626-C00008.png)
IT (1) IT1042970B (US06252093-20010626-C00008.png)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4237812A (en) * 1978-09-28 1980-12-09 Richardson Jerald S Jet ski grating
US4373919A (en) * 1980-11-17 1983-02-15 Rockwell International Corporation Multi-passage variable diffuser inlet
US4775341A (en) * 1986-07-09 1988-10-04 Wetco Industries Foil system for jet propelled aquatic vehicle
JPH0431692U (US06252093-20010626-C00008.png) * 1990-07-11 1992-03-13
FR2675764B1 (fr) * 1991-04-29 1996-08-02 Alain Cozian Dispositif de propulsion orientale par reaction a jet d'eau.
JPH04345591A (ja) * 1991-05-24 1992-12-01 Sanshin Ind Co Ltd ジェット推進艇
US5236379A (en) * 1991-11-04 1993-08-17 Norman D. Harris Personal watercraft gullet
JP2592729Y2 (ja) * 1993-06-24 1999-03-24 川崎重工業株式会社 ウオータージェットポンプ用可変取水口
JP2601996Y2 (ja) * 1993-06-24 1999-12-13 川崎重工業株式会社 水中翼船におけるウォータージェットポンプ用可変取水口
US5542863A (en) * 1994-04-06 1996-08-06 Brian; Frank J. Water vehicle jet pump flow control apparatus
US5476401A (en) * 1994-09-30 1995-12-19 The United States Of America As Represented By The Secretary Of The Navy Compact water jet propulsion system for a marine vehicle
US5513591A (en) * 1994-10-07 1996-05-07 The United States Of America As Represented By The Secretary Of The Navy Underwater body and intake scoop
AU692706B2 (en) * 1995-04-28 1998-06-11 Ishigaki Company Limited Water jet propulsion machine for marine vessels
SE9501768L (sv) * 1995-05-12 1996-07-01 Mtd Marine Technology Dev Ltd Anordning och förfarande för att torrlägga inloppskanalen i ett vattenjetaggregat samt användning av en sådan anordning
US5700170A (en) * 1995-12-08 1997-12-23 Mataya; Robert F. Variable diameter jet propulsion unit
US5658176A (en) * 1995-12-22 1997-08-19 Jordan; Jeff P. Marine jet propulsion system
US5683276A (en) * 1996-02-13 1997-11-04 Jordan; Jeff P. Marine jet propulsion inlet duct and method
US6375523B1 (en) * 1999-01-15 2002-04-23 Eric Kyle Mathias Personal watercraft (PWC) variable inlet/intake grate
US6872105B2 (en) * 2002-04-11 2005-03-29 Bombardier Recreational Products Inc. Watercraft having a jet propulsion system with improved efficiency
US7798873B1 (en) 2005-06-22 2010-09-21 The United States Of America As Represented By The Secretary Of The Navy Design of a flush inlet as integrated with a ship hull for waterjet propulsion
CN100411945C (zh) * 2006-03-30 2008-08-20 中国舰船研究设计中心 柔性安装船用喷水推进泵系统
GB2489522A (en) * 2011-04-01 2012-10-03 Rolls Royce Plc A water jet propulsion device having a duct with an inflatable portion
EP2740661B1 (en) 2012-12-05 2018-10-10 Rolls-Royce plc Duct arrangement
US10641204B2 (en) 2015-09-02 2020-05-05 Jetoptera, Inc. Variable geometry thruster
US10464668B2 (en) 2015-09-02 2019-11-05 Jetoptera, Inc. Configuration for vertical take-off and landing system for aerial vehicles
EP3363732B1 (en) 2015-09-02 2020-10-14 Jetoptera, Inc. Ejector and airfoil configurations
USD868627S1 (en) 2018-04-27 2019-12-03 Jetoptera, Inc. Flying car
ES2920956T3 (es) 2016-08-25 2022-08-12 Jetoptera Inc Propulsor de geometría variable

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2024274A (en) * 1932-07-26 1935-12-17 Campini Secondo Reaction-propulsion method and plant
US2149155A (en) * 1938-04-25 1939-02-28 Albert F Anderson Propelling device for ships
US2971331A (en) * 1959-08-04 1961-02-14 North American Aviation Inc Aircraft air inlet system
US3265331A (en) * 1964-09-18 1966-08-09 Gen Electric Supersonic inlet
GB1134495A (en) * 1965-03-12 1968-11-27 Rolls Royce Improvements in air intakes for supersonic jet propulsion engines
US3285214A (en) * 1965-09-10 1966-11-15 Jr Roy A Patton Mechanism for use in conjunction with the intake opening of a water jet propelled hydrofoil vehicle
GB1121821A (en) * 1966-03-14 1968-07-31 Hovermarine Ltd Improvements to water propulsion systems employing fully or partially ducted impellers
DE1931495A1 (de) * 1969-06-20 1971-01-21 Busmann Dr Ing Friedrich Strahltrieb zum Antreiben und/oder Steuern von insbesondere Schwimmkoerpern,wie Schiffe,Brueckenpontons od.dgl.
US3757728A (en) * 1972-03-20 1973-09-11 Berkeley Pump Co Guide vane for suction side of marine jet propulsion system

Also Published As

Publication number Publication date
GB1508339A (en) 1978-04-19
JPS5985799U (ja) 1984-06-09
CH602411A5 (US06252093-20010626-C00008.png) 1978-07-31
JPS5160389A (en) 1976-05-26
CA1042275A (en) 1978-11-14
DE2543873A1 (de) 1976-04-22
US3942463A (en) 1976-03-09
FR2286752B1 (US06252093-20010626-C00008.png) 1981-03-20
FR2286752A1 (fr) 1976-04-30

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