DK141481C - - Google Patents

Info

Publication number
DK141481C
DK141481C DK142770A DK142770A DK141481C DK 141481 C DK141481 C DK 141481C DK 142770 A DK142770 A DK 142770A DK 142770 A DK142770 A DK 142770A DK 141481 C DK141481 C DK 141481C
Authority
DK
Denmark
Application number
DK142770A
Other languages
Danish (da)
Other versions
DK141481B (en
Inventor
A M Liaaen
Original Assignee
Liaaen A.M. A/S
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 Liaaen A.M. A/S filed Critical Liaaen A.M. A/S
Publication of DK141481B publication Critical patent/DK141481B/en
Application granted granted Critical
Publication of DK141481C publication Critical patent/DK141481C/da

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H3/00—Propeller-blade pitch changing
    • B63H3/06—Propeller-blade pitch changing characterised by use of non-mechanical actuating means, e.g. electrical
    • B63H3/08—Propeller-blade pitch changing characterised by use of non-mechanical actuating means, e.g. electrical fluid
    • B63H3/081—Propeller-blade pitch changing characterised by use of non-mechanical actuating means, e.g. electrical fluid actuated by control element coaxial with the propeller shaft
    • B63H3/082—Propeller-blade pitch changing characterised by use of non-mechanical actuating means, e.g. electrical fluid actuated by control element coaxial with the propeller shaft the control element being axially reciprocatable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H3/00—Propeller-blade pitch changing
    • B63H3/06—Propeller-blade pitch changing characterised by use of non-mechanical actuating means, e.g. electrical
    • B63H3/08—Propeller-blade pitch changing characterised by use of non-mechanical actuating means, e.g. electrical fluid
    • B63H2003/088—Propeller-blade pitch changing characterised by use of non-mechanical actuating means, e.g. electrical fluid characterised by supply of fluid actuating medium to control element, e.g. of hydraulic fluid to actuator co-rotating with the propeller

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Actuator (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
DK142770AA 1969-03-28 1970-03-20 Propeller system with adjustable propeller blades. DK141481B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NO131169 1969-03-28
NO1311/69A NO123595B (en) 1969-03-28 1969-03-28

Publications (2)

Publication Number Publication Date
DK141481B DK141481B (en) 1980-03-24
DK141481C true DK141481C (en) 1980-09-29

Family

ID=19878116

Family Applications (1)

Application Number Title Priority Date Filing Date
DK142770AA DK141481B (en) 1969-03-28 1970-03-20 Propeller system with adjustable propeller blades.

Country Status (11)

Country Link
US (1) US3640644A (en)
JP (1) JPS4940184B1 (en)
DE (1) DE2012575C2 (en)
DK (1) DK141481B (en)
FI (1) FI48331C (en)
FR (1) FR2039916A5 (en)
GB (1) GB1293206A (en)
NL (1) NL166891C (en)
NO (1) NO123595B (en)
PL (1) PL71504B1 (en)
SE (1) SE376210B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1384383A (en) * 1971-08-26 1975-02-19 Lips Nv Variable pitch propeller with emergency control
US4352634A (en) * 1980-03-17 1982-10-05 United Technologies Corporation Wind turbine blade pitch control system
DE3415428A1 (en) * 1984-04-25 1985-10-31 Liebherr-Aero-Technik Gmbh, 8998 Lindenberg Adjusting drive for adjustment of the setting angle of one or more rotor blades
US4671737A (en) * 1984-12-26 1987-06-09 Sundstrand Corporation Blade pitch changing mechanism
US4781533A (en) * 1986-09-30 1988-11-01 Kamewa Ab Control system for propeller with controllable pitch
GB8723246D0 (en) * 1987-10-03 1987-11-04 Dowty Rotol Ltd Bladed rotor assemblies
SE503426C2 (en) * 1993-12-17 1996-06-10 Motala Verkstad Ab Device for propeller drives for marine vehicles
EP2444316B1 (en) * 2010-10-25 2016-02-17 MT-Propeller Entwicklung GmbH Hydraulic variable pitch propeller
CN109163890B (en) * 2018-07-10 2020-12-25 武汉船用机械有限责任公司 Method for monitoring working state of controllable pitch propeller
CN111486331B (en) * 2020-04-14 2021-08-06 南京高精船用设备有限公司 Forced lubrication cooling's epaxial oil distributor structure

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD63709A (en) *
US2312686A (en) * 1941-09-24 1943-03-02 John Eley Jr Emergency cut-over valve
US2693243A (en) * 1952-07-23 1954-11-02 John H Strandell Double crank controllable pitch propeller
US2802453A (en) * 1953-08-13 1957-08-13 Lockheed Aircraft Corp Hydraulic transfer valve
GB785766A (en) * 1955-05-05 1957-11-06 Rotol Ltd Improvements in hydraulic variable pitch propellers
US2830668A (en) * 1956-11-01 1958-04-15 United Aircraft Corp Hydraulic system for an aeronautical propeller
GB901800A (en) * 1959-09-09 1962-07-25 Hindmarch Thomas Improvements in or relating to hydraulically operated variable pitch marine screw propellers

Also Published As

Publication number Publication date
DK141481B (en) 1980-03-24
DE2012575C2 (en) 1983-11-17
NL7004405A (en) 1970-09-30
FI48331C (en) 1974-09-10
DE2012575A1 (en) 1971-02-11
NL166891B (en) 1981-05-15
JPS4940184B1 (en) 1974-10-31
GB1293206A (en) 1972-10-18
NL166891C (en) 1981-10-15
FR2039916A5 (en) 1971-01-15
FI48331B (en) 1974-05-31
US3640644A (en) 1972-02-08
SE376210B (en) 1975-05-12
PL71504B1 (en) 1974-06-29
NO123595B (en) 1971-12-13

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