NL8920677A - Schroefvoortstuwingsstelsel. - Google Patents

Schroefvoortstuwingsstelsel. Download PDF

Info

Publication number: NL8920677A
Authority: NL; Netherlands
Prior art keywords: propeller; screw; vanes; pitch; flow
Prior art date: 1988-03-03

Application number

NL8920677A

Other languages

English (en)

Dutch (nl)

Original Assignee

Us Commerce

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.)

1988-03-03

Filing date

1989-02-22

Publication date

1990-12-03

1989-02-22 Application filed by Us Commerce filed Critical Us Commerce

1990-12-03 Publication of NL8920677A publication Critical patent/NL8920677A/nl

Links

XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 39
238000000034 method Methods 0.000 claims description 21
UJCHIZDEQZMODR-BYPYZUCNSA-N (2r)-2-acetamido-3-sulfanylpropanamide Chemical compound CC(=O)N[C@@H](CS)C(N)=O UJCHIZDEQZMODR-BYPYZUCNSA-N 0.000 claims description 2
241001669680 Dormitator maculatus Species 0.000 claims description 2
230000000694 effects Effects 0.000 claims description 2
238000011144 upstream manufacturing Methods 0.000 claims 4
230000009467 reduction Effects 0.000 description 22
239000000446 fuel Substances 0.000 description 10
238000012360 testing method Methods 0.000 description 9
238000009826 distribution Methods 0.000 description 7
238000013461 design Methods 0.000 description 5
229910000906 Bronze Inorganic materials 0.000 description 3
239000010974 bronze Substances 0.000 description 3
230000008859 change Effects 0.000 description 3
KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 3
230000006378 damage Effects 0.000 description 3
238000010586 diagram Methods 0.000 description 3
239000012530 fluid Substances 0.000 description 3
208000027418 Wounds and injury Diseases 0.000 description 2
230000008901 benefit Effects 0.000 description 2
230000008030 elimination Effects 0.000 description 2
238000003379 elimination reaction Methods 0.000 description 2
208000014674 injury Diseases 0.000 description 2
238000009966 trimming Methods 0.000 description 2
241000251730 Chondrichthyes Species 0.000 description 1
230000009194 climbing Effects 0.000 description 1
238000010276 construction Methods 0.000 description 1
125000004122 cyclic group Chemical group 0.000 description 1
238000011161 development Methods 0.000 description 1
238000009434 installation Methods 0.000 description 1
230000001788 irregular Effects 0.000 description 1
238000012423 maintenance Methods 0.000 description 1
238000004519 manufacturing process Methods 0.000 description 1
239000000463 material Substances 0.000 description 1
230000007246 mechanism Effects 0.000 description 1
230000008569 process Effects 0.000 description 1
230000009182 swimming Effects 0.000 description 1
239000003643 water by type Substances 0.000 description 1

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H5/00—Arrangements on vessels of propulsion elements directly acting on water
- B63H5/07—Arrangements on vessels of propulsion elements directly acting on water of propellers
- B63H5/16—Arrangements on vessels of propulsion elements directly acting on water of propellers characterised by being mounted in recesses; with stationary water-guiding elements; Means to prevent fouling of the propeller, e.g. guards, cages or screens
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft

Landscapes

Engineering & Computer Science (AREA)
Aviation & Aerospace Engineering (AREA)
Chemical & Material Sciences (AREA)
Combustion & Propulsion (AREA)
Mechanical Engineering (AREA)
Ocean & Marine Engineering (AREA)
Structures Of Non-Positive Displacement Pumps (AREA)
Mixers Of The Rotary Stirring Type (AREA)

NL8920677A 1988-03-03 1989-02-22 Schroefvoortstuwingsstelsel. NL8920677A (nl)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US07/163,578 US4932908A (en)	1988-03-03	1988-03-03	Energy efficient asymmetric pre-swirl vane and twisted propeller propulsion system
US16357888		1988-03-03

Publications (1)

Publication Number	Publication Date
NL8920677A true NL8920677A (nl)	1990-12-03

Family

ID=22590637

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL8920677A NL8920677A (nl)	1988-03-03	1989-02-22	Schroefvoortstuwingsstelsel.

Country Status (9)

Country	Link
US (1)	US4932908A (fr)
JP (1)	JPH03502563A (fr)
KR (1)	KR900700340A (fr)
AU (1)	AU3963289A (fr)
CA (1)	CA1328056C (fr)
GB (1)	GB2236558B (fr)
NL (1)	NL8920677A (fr)
SE (1)	SE9002796L (fr)
WO (1)	WO1989008580A2 (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP2948413B2 (ja) *	1991-11-14	1999-09-13	三菱重工業株式会社	船舶用リアクションフィン装置
KR100625847B1 (ko)	2004-10-14	2006-09-20	부산대학교 산학협력단	캐비테이션 성능 향상용 비대칭 전류고정날개
DE202008006069U1 (de)	2008-03-10	2008-07-17	Becker Marine Systems Gmbh & Co. Kg	Vorrichtung zur Verringerung des Antriebsleistungsbedarfes eines Schiffes
MX2010013010A (es)	2008-05-30	2011-05-03	Qlt Plug Delivery Inc	Articulos implantables tratados en la superficie y metodos relacionados.
US8328412B2 (en) *	2008-06-20	2012-12-11	Philadelphia Mixing Solutions, Ltd.	Combined axial-radial intake impeller with circular rake
FR2951433A1 (fr) *	2009-10-20	2011-04-22	Ship Studio	Dispositif de pre rotation pour helices sous tuyere de bateau
US9446827B2 (en)	2010-07-15	2016-09-20	Myron Sherer	Boat hull construction
US8800463B2 (en)	2010-07-15	2014-08-12	Myron Sherer	Boat hull construction
TR201008900A2 (tr) *	2010-10-27	2011-06-21	K��K Osman	Temas yüzeyleri arttırılmış yüksek verimli bir pervane.

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US576169A (en) *		1897-02-02		Screw-propeller
US768336A (en) *	1903-11-04	1904-08-23	Manker Heavner Navigation Company	Propelling device.
US832173A (en) *	1905-10-09	1906-10-02	David W Taylor	Screw-propeller.
US1019436A (en) *	1910-01-06	1912-03-05	Gen Electric	Controlling device for electric motors.
GB191327287A (en) *	1913-11-27	1914-07-09	Hans Hass	A Device for Increasing the Efficiency of a Screw Propeller.
DE401337C (de) *	1921-07-21	1924-09-04	Curt Pinkert	Schraubenpropeller
US1549564A (en) *	1923-06-12	1925-08-11	Stephen E Slocum	Propeller mount
GB520984A (en) *	1938-11-07	1940-05-08	Ludwig Kort	Improvements in or relating to the propulsion of air and marine craft
US2258399A (en) *	1940-05-10	1941-10-07	Harvey A Witteman	Propeller stern bearing
US2974628A (en) *	1958-10-20	1961-03-14	Robert W Erlbacher	Twisted strut construction for marine bearing with forwardly mounted propeller
FR2233225B1 (fr) *	1973-06-13	1976-04-30	Normandie Const Mecaniques
JPS5726087A (en) *	1980-07-22	1982-02-12	Mitsubishi Heavy Ind Ltd	Device for improving propelling performance of ship
JPS58128994A (ja) *	1982-01-27	1983-08-01	Mitsubishi Heavy Ind Ltd	高速艇
DE8314111U1 (de) *	1983-05-13	1984-02-23	Punson, Jurij Sergeevi&ccaron;, Leningrad	Schiff
DE3324753A1 (de) *	1983-07-06	1985-01-17	Hermann Dr.-Ing. 1000 Berlin Grothues-Spork	Anordnung zum beeinflussen der propelleranstroemung
DE3615619A1 (de) *	1985-06-24	1987-01-02	Schiffbau Veb K	Leiteinrichtung zur beeinflussung der propellerzustroemung bei schiffen
US4798547A (en) *	1987-06-29	1989-01-17	The United States Of America As Represented By The Secretary Of The Navy	Fuel efficient propulsor for outboard motors

1988
- 1988-03-03 US US07/163,578 patent/US4932908A/en not_active Expired - Fee Related
1989
- 1989-02-22 GB GB9018905A patent/GB2236558B/en not_active Expired - Fee Related
- 1989-02-22 NL NL8920677A patent/NL8920677A/nl not_active Application Discontinuation
- 1989-02-22 WO PCT/US1989/000708 patent/WO1989008580A2/fr not_active Ceased
- 1989-02-22 AU AU39632/89A patent/AU3963289A/en not_active Abandoned
- 1989-02-22 JP JP1507628A patent/JPH03502563A/ja active Pending
- 1989-03-03 CA CA000592666A patent/CA1328056C/fr not_active Expired - Fee Related
- 1989-11-02 KR KR1019890702014A patent/KR900700340A/ko not_active Abandoned
1990
- 1990-09-03 SE SE9002796A patent/SE9002796L/ not_active Application Discontinuation

Also Published As

Publication number	Publication date
SE9002796D0 (sv)	1990-09-03
WO1989008580A3 (fr)	1990-03-08
WO1989008580A2 (fr)	1989-09-21
US4932908A (en)	1990-06-12
GB2236558A (en)	1991-04-10
AU3963289A (en)	1989-10-05
GB9018905D0 (en)	1990-10-24
CA1328056C (fr)	1994-03-29
JPH03502563A (ja)	1991-06-13
SE9002796L (sv)	1990-09-03
GB2236558B (en)	1993-01-27
KR900700340A (ko)	1990-08-13

Legal Events

Date	Code	Title
1990-12-03	A1A	A request for search or an international-type search has been filed
1991-04-02	BB	A search report has been drawn up
1991-07-01	BT	A notification was added to the application dossier and made available to the public
1995-11-01	BV	The patent application has lapsed

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