ZA919899B - Propellers - Google Patents

Propellers

Info

Publication number
ZA919899B
ZA919899B ZA919899A ZA919899A ZA919899B ZA 919899 B ZA919899 B ZA 919899B ZA 919899 A ZA919899 A ZA 919899A ZA 919899 A ZA919899 A ZA 919899A ZA 919899 B ZA919899 B ZA 919899B
Authority
ZA
South Africa
Prior art keywords
pct
blades
propeller
sec
annular ring
Prior art date
Application number
ZA919899A
Other languages
English (en)
Inventor
Norman Richmond Hurley
Russell David Mirfin
Rhys William Morgan
Michael Burdett Tunstill
Original Assignee
Norman Richmond Hurley
Russell David Mirfin
Rhys William Morgan
Michael Burdett Tunstill
Windiron Pty Ltd
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 Norman Richmond Hurley, Russell David Mirfin, Rhys William Morgan, Michael Burdett Tunstill, Windiron Pty Ltd filed Critical Norman Richmond Hurley
Publication of ZA919899B publication Critical patent/ZA919899B/xx

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
    • B63H1/16—Propellers having a shrouding ring attached to blades

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Paints Or Removers (AREA)
  • Surgical Instruments (AREA)
ZA919899A 1990-12-14 1991-12-17 Propellers ZA919899B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AUPK388190 1990-12-14

Publications (1)

Publication Number Publication Date
ZA919899B true ZA919899B (en) 1993-09-17

Family

ID=3775136

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA919899A ZA919899B (en) 1990-12-14 1991-12-17 Propellers

Country Status (7)

Country Link
US (1) US5405243A (xx)
EP (1) EP0571391B1 (xx)
AT (1) ATE144476T1 (xx)
CA (1) CA2104400C (xx)
DE (1) DE69122884T2 (xx)
WO (1) WO1992010402A1 (xx)
ZA (1) ZA919899B (xx)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AUPM987994A0 (en) * 1994-12-06 1995-01-05 Stealth Propulsion International Limited Improvements to propellers
AU726352B2 (en) * 1994-12-06 2000-11-02 Spi (R & D) Pty. Ltd. Propeller with annular connecting element interconnecting tips of blades
US5810561A (en) * 1997-04-21 1998-09-22 Cossette; Thomas C. Variable pitch propeller apparatus
US6474604B1 (en) 1999-04-12 2002-11-05 Jerry E. Carlow Mobius-like joining structure for fluid dynamic foils
CN2420228Y (zh) * 2000-02-29 2001-02-21 韩玮 高性能螺旋桨
DE20211646U1 (de) 2002-07-16 2003-01-09 Kähler, Kai, 20355 Hamburg Propeller
US6769883B2 (en) * 2002-11-23 2004-08-03 Hunter Fan Company Fan with motor ventilation system
US7789628B2 (en) * 2004-04-26 2010-09-07 Borgwarner Inc. Plastic fans having improved fan ring weld line strength
WO2006002464A1 (en) * 2004-07-01 2006-01-12 Ringprop Trading Limited Shroud or ring propeller blade interface
CN100363629C (zh) * 2004-08-27 2008-01-23 鸿富锦精密工业（深圳）有限公司 薄型风扇
JP4618077B2 (ja) * 2005-09-27 2011-01-26 株式会社デンソー 冷却ファンおよび送風機
US20080064274A1 (en) * 2006-09-11 2008-03-13 Brentnall Jesse Higgs Boat propeller
US7637722B1 (en) * 2006-09-26 2009-12-29 Brunswick Corporation Marine propeller
DE112009000367T5 (de) * 2008-02-21 2011-01-13 Borgwarner Inc., Auburn Hills Kühllüfter mit Teilring
EP2300136B1 (en) * 2008-06-20 2018-08-15 Philadelphia Mixing Solutions, Ltd. Combined axial-radial intake impeller with circular rake
CN102135111B (zh) * 2010-01-22 2015-07-29 中山市云创知识产权服务有限公司 散热风扇及其转子
JP5901908B2 (ja) * 2010-08-05 2016-04-13 株式会社ミツバ 冷却ファン
US20140169970A1 (en) * 2012-12-18 2014-06-19 Michael A. Celentano Attached duct propeller system
FR3005633B1 (fr) * 2013-05-15 2015-05-29 Ridengineering Drone haute altitude
US9745948B1 (en) 2013-08-30 2017-08-29 Brunswick Corporation Marine propeller and method of design thereof
AU2014277656A1 (en) * 2013-12-17 2015-07-02 Ringprop Marine Ltd Marine propellers
US20160208823A1 (en) * 2015-01-19 2016-07-21 Hamilton Sundstrand Corporation Shrouded fan rotor
WO2016190753A1 (en) 2015-05-25 2016-12-01 Dotterel Technologies Limited A shroud for an aircraft
US10710688B2 (en) * 2016-03-25 2020-07-14 Indigo Power Systems, LLC Marine propeller
US10696390B2 (en) 2016-09-08 2020-06-30 Hop Flyt Inc Aircraft having independently variable incidence channel wings with independently variable incidence channel canards
US11097828B2 (en) 2017-07-24 2021-08-24 Dotterel Technologies Limited Shroud
US20230278685A1 (en) * 2020-05-21 2023-09-07 Korea Shipbuilding & Offshore Engineering Co., Ltd. Variable-pitch propeller having optimal hub-to-tip diameter ratio
GR1010712B (el) * 2023-05-15 2024-06-20 Γεωργιος Λαμπρου Διακονας Διαταξη προωσης πλωτων χωρις φυσαλιδες
US11945562B1 (en) * 2023-09-20 2024-04-02 Cyclazoom, LLC Shovel blade airplane/boat propeller

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US834624A (en) * 1905-06-15 1906-10-30 Andrew S Littlejohn Propeller.
US855131A (en) * 1905-12-05 1907-05-28 Wenzel Preidel Screw-propeller.
GB191209582A (en) * 1910-09-28 1912-06-20 Frantisek Simon Improvements in Screw Propellers.
US1438012A (en) * 1921-12-14 1922-12-05 Bauer George Propeller
FR597273A (fr) * 1925-04-28 1925-11-17 Hélice semi-centrifuge
US3224509A (en) * 1964-04-17 1965-12-21 Columbian Bronze Corp Boat propeller
US4331429A (en) * 1979-12-26 1982-05-25 Brunswick Corporation Symmetrical propeller
JPS6021518Y2 (ja) * 1980-03-07 1985-06-26 アイシン精機株式会社 内燃機関の冷却装置用フアン
JPS6033712B2 (ja) * 1982-01-19 1985-08-05 三井造船株式会社 船舶用推進器
NL8420304A (nl) * 1983-12-09 1985-11-01 Church Leslie Graham Ringschroef.
ATE106817T1 (de) * 1989-11-15 1994-06-15 Stichting Tech Wetenschapp Schiffsschraube.

Also Published As

Publication number Publication date
CA2104400A1 (en) 1992-06-15
EP0571391A1 (en) 1993-12-01
US5405243A (en) 1995-04-11
WO1992010402A1 (en) 1992-06-25
EP0571391A4 (en) 1993-12-29
EP0571391B1 (en) 1996-10-23
ATE144476T1 (de) 1996-11-15
DE69122884T2 (de) 1997-05-15
CA2104400C (en) 2004-03-16
DE69122884D1 (de) 1996-11-28

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