DE3242589A1 - Schiffsschraube, versehen mit zwei oder mehreren perforierten hohlen fluegeln - Google Patents

Schiffsschraube, versehen mit zwei oder mehreren perforierten hohlen fluegeln

Info

Publication number
DE3242589A1
DE3242589A1 DE19823242589 DE3242589A DE3242589A1 DE 3242589 A1 DE3242589 A1 DE 3242589A1 DE 19823242589 DE19823242589 DE 19823242589 DE 3242589 A DE3242589 A DE 3242589A DE 3242589 A1 DE3242589 A1 DE 3242589A1
Authority
DE
Germany
Prior art keywords
screw
hub
propeller
channel
perforated
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
DE19823242589
Other languages
German (de)
English (en)
Inventor
Geert Herman 9751 Haren Vos
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wolfard & Wessels Bv Groningen Nl
Original Assignee
Noordvos Schroeven Groningen BV
Noordvos Schroeven BV
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 Noordvos Schroeven Groningen BV, Noordvos Schroeven BV filed Critical Noordvos Schroeven Groningen BV
Publication of DE3242589A1 publication Critical patent/DE3242589A1/de
Withdrawn legal-status Critical Current

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/05—Stirrers
    • B01F27/11—Stirrers characterised by the configuration of the stirrers
    • B01F27/113—Propeller-shaped stirrers for producing an axial flow, e.g. shaped like a ship or aircraft propeller
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/02—Aerobic processes
    • C02F3/12—Activated sludge processes
    • C02F3/20—Activated sludge processes using diffusers
    • C02F3/205—Moving, e.g. rotary, diffusers; Stationary diffusers with moving, e.g. rotary, distributors
    • C02F3/207—Moving, e.g. rotary, diffusers; Stationary diffusers with moving, e.g. rotary, distributors with axial thrust propellers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/10—Biological treatment of water, waste water, or sewage

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Microbiology (AREA)
  • Organic Chemistry (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Combustion & Propulsion (AREA)
  • Hydrology & Water Resources (AREA)
  • Ocean & Marine Engineering (AREA)
  • Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
  • Catching Or Destruction (AREA)
  • Toys (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Excavating Of Shafts Or Tunnels (AREA)
  • Screw Conveyors (AREA)
  • Wind Motors (AREA)
DE19823242589 1981-11-20 1982-11-18 Schiffsschraube, versehen mit zwei oder mehreren perforierten hohlen fluegeln Withdrawn DE3242589A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8105275A NL8105275A (nl) 1981-11-20 1981-11-20 Scheepsschroef, voorzien van twee of meer geperforeerde holle bladen.

Publications (1)

Publication Number Publication Date
DE3242589A1 true DE3242589A1 (de) 1983-05-26

Family

ID=19838424

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19823242589 Withdrawn DE3242589A1 (de) 1981-11-20 1982-11-18 Schiffsschraube, versehen mit zwei oder mehreren perforierten hohlen fluegeln

Country Status (14)

Country Link
BE (1) BE895081A (enrdf_load_html_response)
DE (1) DE3242589A1 (enrdf_load_html_response)
DK (1) DK508982A (enrdf_load_html_response)
ES (1) ES275637Y (enrdf_load_html_response)
FI (1) FI823935A7 (enrdf_load_html_response)
FR (1) FR2516890A1 (enrdf_load_html_response)
GB (1) GB2110307B (enrdf_load_html_response)
GR (1) GR76737B (enrdf_load_html_response)
IE (1) IE53509B1 (enrdf_load_html_response)
IT (1) IT1153059B (enrdf_load_html_response)
NL (1) NL8105275A (enrdf_load_html_response)
NO (1) NO823840L (enrdf_load_html_response)
PT (1) PT75872B (enrdf_load_html_response)
SE (1) SE8206578L (enrdf_load_html_response)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998046482A1 (en) * 1997-04-14 1998-10-22 Chi Keung Leung Improved fluid displacing blade
AU708767B2 (en) * 1997-04-14 1999-08-12 Chi Keung Leung Improved fluid displacing blade

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003013954A1 (en) * 2001-08-08 2003-02-20 Robin David Shaw Cavitation alleviation and line cutting device
GB0222466D0 (en) 2002-09-27 2002-11-06 Marine Current Turbines Ltd Improvements in rotor blades and/or hydrofoils
GB0617828D0 (en) 2006-09-11 2006-10-18 Ambassador Marine Ltd Line cutter
AU2006233263B2 (en) 2006-10-02 2012-05-03 Aon Invent Llc Safety propeller
RU2539870C1 (ru) * 2013-09-30 2015-01-27 Федеральное Государственное Автономное Образовательное Учреждение Высшего Профессионального Образования "Дальневосточный Федеральный Университет" (Двфу) Гребной винт
CN105221321A (zh) * 2014-06-25 2016-01-06 上海电气风电设备有限公司 洋流发电机组内腔开放式叶片结构

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE17146C (de) * FR. WREDE in Duisburg, Crefelderstr. 20 Schiffsschrauben mit hohlen Flügeln, deren Hohlraum mit dem umgebenden Wasser kommunizirt
GB191206468A (en) * 1912-03-15 1912-05-23 Wynford Brierley Improvements in Propellers and Fans.
US1604994A (en) * 1925-08-31 1926-11-02 Patrick P Grosso Propeller
US1666517A (en) * 1927-01-25 1928-04-17 Tully Edward Ernest Propelling device for ships
GB291281A (en) * 1927-10-29 1928-05-31 William Lovis Improvements in or relating to ships' propellers
GB400913A (en) * 1932-01-29 1933-11-02 Louis Jauch Improvements in hydraulic or aerial propellers or receivers
GB396716A (en) * 1932-02-08 1933-08-08 Edward Ernest Tully Improvements in or relating to ships' propellers
US2511156A (en) * 1946-08-07 1950-06-13 Richard J Glass Propeller
GB1200162A (en) * 1966-05-24 1970-07-29 Robert Filmer Bridgland Improvements in blades for screw-propellers and lifting rotors
NL7803906A (nl) * 1978-04-12 1979-10-16 Noordvos Schroeven Bv Werkwijze, inrichting en propeller voor het verdelen van een gasvormig, poedervormig of vloeibaar materiaal in een vloeistof.

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998046482A1 (en) * 1997-04-14 1998-10-22 Chi Keung Leung Improved fluid displacing blade
AU708767B2 (en) * 1997-04-14 1999-08-12 Chi Keung Leung Improved fluid displacing blade
US6354804B1 (en) 1997-04-14 2002-03-12 Chi Keung Leung Fluid displacing blade
AU708767C (en) * 1997-04-14 2002-08-29 Chi Keung Leung Improved fluid displacing blade

Also Published As

Publication number Publication date
SE8206578L (sv) 1983-05-21
GB2110307B (en) 1985-01-30
FR2516890A1 (fr) 1983-05-27
ES275637U (es) 1984-03-01
SE8206578D0 (sv) 1982-11-18
IE822759L (en) 1983-05-20
FI823935L (fi) 1983-05-21
FI823935A0 (fi) 1982-11-17
GB2110307A (en) 1983-06-15
IE53509B1 (en) 1988-11-23
NL8105275A (nl) 1983-06-16
PT75872B (en) 1985-01-09
IT8224301A1 (it) 1984-05-17
ES275637Y (es) 1984-10-01
FI823935A7 (fi) 1983-05-21
GR76737B (enrdf_load_html_response) 1984-08-30
BE895081A (nl) 1983-05-24
IT1153059B (it) 1987-01-14
IT8224301A0 (it) 1982-11-17
PT75872A (en) 1982-12-01
DK508982A (da) 1983-05-21
NO823840L (no) 1983-05-24

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Legal Events

Date Code Title Description
8127 New person/name/address of the applicant

Owner name: WOLFARD & WESSELS B.V., GRONINGEN, NL

8139 Disposal/non-payment of the annual fee