EP4112441A4 - Steering system - Google Patents

Steering system Download PDF

Info

Publication number
EP4112441A4
EP4112441A4 EP21760129.3A EP21760129A EP4112441A4 EP 4112441 A4 EP4112441 A4 EP 4112441A4 EP 21760129 A EP21760129 A EP 21760129A EP 4112441 A4 EP4112441 A4 EP 4112441A4
Authority
EP
European Patent Office
Prior art keywords
steering system
steering
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.)
Pending
Application number
EP21760129.3A
Other languages
German (de)
French (fr)
Other versions
EP4112441A1 (en
Inventor
Tatsuki Tanaka
Hideki Tanaka
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.)
Kawasaki Heavy Industries Ltd
Kawasaki Motors Ltd
Original Assignee
Kawasaki Heavy Industries Ltd
Kawasaki Jukogyo KK
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 Kawasaki Heavy Industries Ltd, Kawasaki Jukogyo KK filed Critical Kawasaki Heavy Industries Ltd
Publication of EP4112441A1 publication Critical patent/EP4112441A1/en
Publication of EP4112441A4 publication Critical patent/EP4112441A4/en
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H25/00—Steering; Slowing-down otherwise than by use of propulsive elements; Dynamic anchoring, i.e. positioning vessels by means of main or auxiliary propulsive elements
    • B63H25/06—Steering by rudders
    • B63H25/08—Steering gear
    • B63H25/14—Steering gear power assisted; power driven, i.e. using steering engine
    • B63H25/26—Steering engines
    • B63H25/28—Steering engines of fluid type
    • B63H25/30—Steering engines of fluid type hydraulic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H25/00—Steering; Slowing-down otherwise than by use of propulsive elements; Dynamic anchoring, i.e. positioning vessels by means of main or auxiliary propulsive elements
    • B63H25/06—Steering by rudders
    • B63H25/08—Steering gear
    • B63H25/12—Steering gear with fluid transmission
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
    • F15B11/028—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the actuating force
    • F15B11/036—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the actuating force by means of servomotors having a plurality of working chambers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
    • F15B13/0401—Valve members; Fluid interconnections therefor
    • F15B13/0402—Valve members; Fluid interconnections therefor for linearly sliding valves, e.g. spool valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B13/00—Details of servomotor systems ; Valves for servomotor systems
    • F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
    • F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
    • F15B13/0401—Valve members; Fluid interconnections therefor
    • F15B2013/0409—Position sensing or feedback of the valve member
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/205—Systems with pumps
    • F15B2211/20576—Systems with pumps with multiple pumps

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Ocean & Marine Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Power Steering Mechanism (AREA)
EP21760129.3A 2020-02-28 2021-02-04 Steering system Pending EP4112441A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020032697A JP7409904B2 (en) 2020-02-28 2020-02-28 steering system
PCT/JP2021/004064 WO2021171947A1 (en) 2020-02-28 2021-02-04 Steering system

Publications (2)

Publication Number Publication Date
EP4112441A1 EP4112441A1 (en) 2023-01-04
EP4112441A4 true EP4112441A4 (en) 2024-04-24

Family

ID=77491324

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21760129.3A Pending EP4112441A4 (en) 2020-02-28 2021-02-04 Steering system

Country Status (5)

Country Link
EP (1) EP4112441A4 (en)
JP (1) JP7409904B2 (en)
KR (1) KR20220145362A (en)
CN (1) CN115087593B (en)
WO (1) WO2021171947A1 (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0976997A (en) * 1995-09-11 1997-03-25 Mitsubishi Heavy Ind Ltd Hydraulic lock detecting device of steering gear
US7699674B1 (en) * 2007-09-05 2010-04-20 Brunswick Corporation Actuator for a marine steering system
CN203372387U (en) * 2013-07-19 2014-01-01 杨耕新 Ship steering device
JP2016132416A (en) * 2015-01-22 2016-07-25 ジャパン・ハムワージ株式会社 Electro-hydraulic steering system using reversible-discharge-direction variable hydraulic pump
JP6224937B2 (en) * 2013-07-22 2017-11-01 川崎重工業株式会社 Steering device abnormality detection device and steering device with abnormality detection device

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3241131B2 (en) * 1992-11-26 2001-12-25 株式会社ショーワ Power steering system for ship propulsion
US5857488A (en) * 1997-06-26 1999-01-12 Kobelt; Jacob Multi-mode selector valve assembly for marine steering system
KR100430052B1 (en) 2003-09-18 2004-05-04 한국기계연구원 Pneumatic servo valve
CN101954969A (en) * 2010-09-21 2011-01-26 南京航海仪器二厂有限公司 Oil supply system for hydraulic steering engine
JP5818648B2 (en) 2011-11-18 2015-11-18 三菱重工業株式会社 Steering machine
JP6025497B2 (en) * 2012-10-18 2016-11-16 三菱重工業株式会社 Steering machine and ship equipped with the same
CN103615420B (en) * 2013-11-28 2016-03-16 中国船舶重工集团公司第七0四研究所 A kind of compact type steering wheel special valve group
JP6539454B2 (en) * 2015-02-10 2019-07-03 三菱重工業株式会社 Steering gear, steering device, steering plate control method
JP7002231B2 (en) * 2017-06-30 2022-01-20 川崎重工業株式会社 Steering control system
CN110143271B (en) * 2019-03-29 2021-04-30 武汉船用机械有限责任公司 Pump-controlled hydraulic steering engine

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0976997A (en) * 1995-09-11 1997-03-25 Mitsubishi Heavy Ind Ltd Hydraulic lock detecting device of steering gear
US7699674B1 (en) * 2007-09-05 2010-04-20 Brunswick Corporation Actuator for a marine steering system
CN203372387U (en) * 2013-07-19 2014-01-01 杨耕新 Ship steering device
JP6224937B2 (en) * 2013-07-22 2017-11-01 川崎重工業株式会社 Steering device abnormality detection device and steering device with abnormality detection device
JP2016132416A (en) * 2015-01-22 2016-07-25 ジャパン・ハムワージ株式会社 Electro-hydraulic steering system using reversible-discharge-direction variable hydraulic pump

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021171947A1 *

Also Published As

Publication number Publication date
JP7409904B2 (en) 2024-01-09
KR20220145362A (en) 2022-10-28
WO2021171947A1 (en) 2021-09-02
EP4112441A1 (en) 2023-01-04
JP2021133843A (en) 2021-09-13
CN115087593B (en) 2024-02-09
CN115087593A (en) 2022-09-20

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A4 Supplementary search report drawn up and despatched

Effective date: 20240321

RIC1 Information provided on ipc code assigned before grant

Ipc: B63H 25/12 20060101ALI20240315BHEP

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