GB2555711B - Improvements to a propeller for a water craft - Google Patents

Improvements to a propeller for a water craft Download PDF

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Publication number
GB2555711B
GB2555711B GB1714859.4A GB201714859A GB2555711B GB 2555711 B GB2555711 B GB 2555711B GB 201714859 A GB201714859 A GB 201714859A GB 2555711 B GB2555711 B GB 2555711B
Authority
GB
United Kingdom
Prior art keywords
propeller
water craft
craft
water
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.)
Active
Application number
GB1714859.4A
Other versions
GB201714859D0 (en
GB2555711A (en
Inventor
Shaw Christopher
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.)
Superprop Ltd
Original Assignee
Superprop 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 Superprop Ltd filed Critical Superprop Ltd
Publication of GB201714859D0 publication Critical patent/GB201714859D0/en
Publication of GB2555711A publication Critical patent/GB2555711A/en
Application granted granted Critical
Publication of GB2555711B publication Critical patent/GB2555711B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • B63H1/26—Blades
    • 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
    • B63H1/28—Other means for improving propeller efficiency
    • 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
    • B63H1/18—Propellers with means for diminishing cavitation, e.g. supercavitation
    • 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
    • B63H1/20—Hubs; Blade connections
    • B63H1/22—Hubs; Blade connections the blades being foldable
    • B63H1/24—Hubs; Blade connections the blades being foldable automatically foldable or unfoldable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H3/00—Propeller-blade pitch changing
    • B63H3/008—Propeller-blade pitch changing characterised by self-adjusting pitch, e.g. by means of springs, centrifugal forces, hydrodynamic forces

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Wind Motors (AREA)
  • Toys (AREA)
GB1714859.4A 2016-09-15 2017-09-15 Improvements to a propeller for a water craft Active GB2555711B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB1615676.2A GB201615676D0 (en) 2016-09-15 2016-09-15 Improvements to a boat propeller

Publications (3)

Publication Number Publication Date
GB201714859D0 GB201714859D0 (en) 2017-11-01
GB2555711A GB2555711A (en) 2018-05-09
GB2555711B true GB2555711B (en) 2022-03-30

Family

ID=57288723

Family Applications (2)

Application Number Title Priority Date Filing Date
GBGB1615676.2A Ceased GB201615676D0 (en) 2016-09-15 2016-09-15 Improvements to a boat propeller
GB1714859.4A Active GB2555711B (en) 2016-09-15 2017-09-15 Improvements to a propeller for a water craft

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GBGB1615676.2A Ceased GB201615676D0 (en) 2016-09-15 2016-09-15 Improvements to a boat propeller

Country Status (1)

Country Link
GB (2) GB201615676D0 (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB424969A (en) * 1933-08-30 1935-02-28 Frederick Friedenthal Improvements in and relating to screw propellers
GB427393A (en) * 1934-11-08 1935-04-24 Charles Andrew Fountaine Prevention of erosion or pitting of ships' propellers
US20020185050A1 (en) * 1999-11-24 2002-12-12 Hilleman Terry B. Method and apparatus for propelling a surface ship through water
JP2009132227A (en) * 2007-11-29 2009-06-18 Niigata Power Systems Co Ltd Propeller for vessel
WO2014020548A1 (en) * 2012-07-31 2014-02-06 Hawkins Russel Ian Propeller including a discrete blade edge cover member
GB2532694A (en) * 2014-09-02 2016-05-25 Superprop Ltd Improvements to a propellar

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB424969A (en) * 1933-08-30 1935-02-28 Frederick Friedenthal Improvements in and relating to screw propellers
GB427393A (en) * 1934-11-08 1935-04-24 Charles Andrew Fountaine Prevention of erosion or pitting of ships' propellers
US20020185050A1 (en) * 1999-11-24 2002-12-12 Hilleman Terry B. Method and apparatus for propelling a surface ship through water
JP2009132227A (en) * 2007-11-29 2009-06-18 Niigata Power Systems Co Ltd Propeller for vessel
WO2014020548A1 (en) * 2012-07-31 2014-02-06 Hawkins Russel Ian Propeller including a discrete blade edge cover member
GB2532694A (en) * 2014-09-02 2016-05-25 Superprop Ltd Improvements to a propellar

Also Published As

Publication number Publication date
GB201615676D0 (en) 2016-11-02
GB201714859D0 (en) 2017-11-01
GB2555711A (en) 2018-05-09

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