CA1136928A - Symmetrical propeller - Google Patents

Symmetrical propeller

Info

Publication number
CA1136928A
CA1136928A CA000355957A CA355957A CA1136928A CA 1136928 A CA1136928 A CA 1136928A CA 000355957 A CA000355957 A CA 000355957A CA 355957 A CA355957 A CA 355957A CA 1136928 A CA1136928 A CA 1136928A
Authority
CA
Canada
Prior art keywords
propeller
blades
hub
symmetrical
exhaust gas
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.)
Expired
Application number
CA000355957A
Other languages
English (en)
French (fr)
Inventor
Roger E. Koepsel
Ronald M. Steiner
Daniel G. Wilcox
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.)
Brunswick Corp
Original Assignee
Brunswick Corp
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 Brunswick Corp filed Critical Brunswick Corp
Application granted granted Critical
Publication of CA1136928A publication Critical patent/CA1136928A/en
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/12—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 specially adapted for submerged exhausting
    • 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
    • B63H1/26—Blades
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H20/00—Outboard propulsion units, e.g. outboard motors or Z-drives; Arrangements thereof on vessels
    • B63H20/24—Arrangements, apparatus and methods for handling exhaust gas in outboard drives, e.g. exhaust gas outlets
    • B63H20/245—Exhaust gas outlets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H21/00—Use of propulsion power plant or units on vessels
    • B63H21/32—Arrangements of propulsion power-unit exhaust uptakes; Funnels peculiar to vessels
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B61/00—Adaptations of engines for driving vehicles or for driving propellers; Combinations of engines with gearing
    • F02B61/04—Adaptations of engines for driving vehicles or for driving propellers; Combinations of engines with gearing for driving propellers
    • F02B61/045—Adaptations of engines for driving vehicles or for driving propellers; Combinations of engines with gearing for driving propellers for marine engines

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Silencers (AREA)
CA000355957A 1979-12-26 1980-07-11 Symmetrical propeller Expired CA1136928A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/106,588 US4331429A (en) 1979-12-26 1979-12-26 Symmetrical propeller
US106,588 1979-12-26

Publications (1)

Publication Number Publication Date
CA1136928A true CA1136928A (en) 1982-12-07

Family

ID=22312225

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000355957A Expired CA1136928A (en) 1979-12-26 1980-07-11 Symmetrical propeller

Country Status (6)

Country Link
US (1) US4331429A (US20110009641A1-20110113-C00116.png)
JP (1) JPS5695796A (US20110009641A1-20110113-C00116.png)
CA (1) CA1136928A (US20110009641A1-20110113-C00116.png)
DE (1) DE3029099A1 (US20110009641A1-20110113-C00116.png)
GB (1) GB2066371B (US20110009641A1-20110113-C00116.png)
SE (1) SE8007408L (US20110009641A1-20110113-C00116.png)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4447214A (en) * 1982-02-11 1984-05-08 Outboard Marine Corporation Anti-ventilation means for marine gear case
CA1199530A (en) * 1982-03-24 1986-01-21 Philip J. Mcgowan Gear case for marine propulsion device
AT383323B (de) * 1984-06-01 1987-06-25 Steyr Daimler Puch Ag Bootsantrieb
US4676758A (en) * 1985-09-12 1987-06-30 Dennis Propellers, Inc. Combined cutter and bypass for propeller
US4802822A (en) * 1987-10-08 1989-02-07 Brunswick Corporation Marine propeller with optimized performance blade contour
US4911665A (en) * 1988-08-04 1990-03-27 Brunswick Corporation Gearcase exhaust relief for a marine propulsion system
US4875829A (en) * 1988-08-31 1989-10-24 Van Der Woude Plastic Corporation Marine propeller
US5104292A (en) * 1989-12-13 1992-04-14 Brunswick Corporation Marine propeller with performance pitch, including five blade version
US5236310A (en) * 1989-12-13 1993-08-17 Brunswick Corporation Marine propeller with performance pitch, including five blade version
AU648547B2 (en) * 1990-05-17 1994-04-28 Ab Volvo Penta Propeller combination with non-cupped blades for a boat propeller unit
US5405243A (en) * 1990-12-14 1995-04-11 Stealth Propulsion Pty. Ltd. Propeller with shrouding ring attached to blade
US5746580A (en) * 1993-12-02 1998-05-05 Sundstrand Corporation Electromagnetic heating devices, particularly for ram air turbines
JP3657295B2 (ja) * 1994-09-27 2005-06-08 ナカシマプロペラ株式会社 船舶用プロペラ
JP3522390B2 (ja) * 1995-05-22 2004-04-26 ヤマハマリン株式会社 二重反転プロペラ装置
JP3557453B2 (ja) * 1995-10-18 2004-08-25 ヤマハマリン株式会社 二重反転プロペラ装置
SE509770C2 (sv) * 1995-11-28 1999-03-08 Volvo Penta Ab Propeller
US7429163B2 (en) * 2005-09-19 2008-09-30 Patterson Robert S Performance propeller
WO2009155548A1 (en) * 2008-06-20 2009-12-23 Philadelphia Gear Corporation Combined axial-radial intake impeller with circular rake
EP2311726B1 (en) * 2009-10-16 2012-12-05 Charles Steven Powers Marine propeller with reverse thrust cup
US9745948B1 (en) 2013-08-30 2017-08-29 Brunswick Corporation Marine propeller and method of design thereof
US20210214058A1 (en) * 2020-01-09 2021-07-15 Thayermahan, Inc. Multi-hull unmanned water vehicle
US11459078B1 (en) * 2020-12-02 2022-10-04 Brunswick Corporation Marine drives and propeller devices having exhaust venting for enhanced reverse thrust performance

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US424056A (en) * 1890-03-25 Juan angles t gibbet
GB190313395A (en) * 1903-06-16 1903-09-17 Joseph Willcox Improvements in or relating to Screw Propellers for Ships, and the like.
GB379647A (en) * 1932-04-05 1932-09-01 Wilhelm Muhs Improvements in and relating to propelling screws
GB424658A (en) * 1933-09-21 1935-02-26 Alfred Lawrinson Improvements in or relating to screw propellers
US2116055A (en) * 1936-01-17 1938-05-03 Weichwald John Propeller
US2609055A (en) * 1949-11-08 1952-09-02 Hartzell Propeller Fan Company Reversible propeller blade
US3434447A (en) * 1968-01-04 1969-03-25 Richard E Christensen Propeller-driven watercraft
US4023353A (en) * 1975-12-03 1977-05-17 Hall Kimball P Multi-flow marine jet-propulsion apparatus

Also Published As

Publication number Publication date
JPS6317679B2 (US20110009641A1-20110113-C00116.png) 1988-04-14
US4331429A (en) 1982-05-25
GB2066371B (en) 1983-06-29
SE8007408L (sv) 1981-06-27
JPS5695796A (en) 1981-08-03
GB2066371A (en) 1981-07-08
DE3029099A1 (de) 1981-07-02

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Legal Events

Date Code Title Description
MKEX Expiry