DK141481C - - Google Patents

Info

Publication number: DK141481C
Authority: DK; Denmark

Application number

DK142770A

Other languages

Danish (da)

Other versions

DK141481B (da

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.)

1969-03-28

Filing date

1970-03-20

Publication date

1980-09-29

1970-03-20 Application filed by Liaaen A.M. A/S filed Critical Liaaen A.M. A/S

1980-03-24 Publication of DK141481B publication Critical patent/DK141481B/da

1980-09-29 Application granted granted Critical

1980-09-29 Publication of DK141481C publication Critical patent/DK141481C/da

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)
Extrusion Moulding Of Plastics Or The Like (AREA)
Structures Of Non-Positive Displacement Pumps (AREA)
Fluid-Pressure Circuits (AREA)

DK142770AA 1969-03-28 1970-03-20 Propelleranlæg med indstillelige propellerblade. DK141481B (da)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
NO131169		1969-03-28
NO1311/69A NO123595B (no)	1969-03-28	1969-03-28

Publications (2)

Publication Number	Publication Date
DK141481B DK141481B (da)	1980-03-24
DK141481C true DK141481C (no)	1980-09-29

Family

ID=19878116

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK142770AA DK141481B (da)	1969-03-28	1970-03-20	Propelleranlæg med indstillelige propellerblade.

Country Status (11)

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

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 (de) *	1984-04-25	1985-10-31	Liebherr-Aero-Technik Gmbh, 8998 Lindenberg	Verstellantrieb zum verstellen des einstellwinkels eines oder mehrerer rotorblaetter
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 (sv) *	1993-12-17	1996-06-10	Motala Verkstad Ab	Anordning vid propellerdrivorgan till marina farkoster
EP2444316B1 (de) *	2010-10-25	2016-02-17	MT-Propeller Entwicklung GmbH	Hydraulischer Verstellpropeller
CN109163890B (zh) *	2018-07-10	2020-12-25	武汉船用机械有限责任公司	调距桨工作状态的监测方法
CN111486331B (zh) *	2020-04-14	2021-08-06	南京高精船用设备有限公司	一种强制润滑冷却的轴上配油器结构

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DD63709A (no) *
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

1969
- 1969-03-28 NO NO1311/69A patent/NO123595B/no unknown
1970
- 1970-03-17 DE DE2012575A patent/DE2012575C2/de not_active Expired
- 1970-03-17 SE SE7003522A patent/SE376210B/xx unknown
- 1970-03-18 PL PL1970139475A patent/PL71504B1/pl unknown
- 1970-03-20 DK DK142770AA patent/DK141481B/da unknown
- 1970-03-23 FI FI700818A patent/FI48331C/fi active
- 1970-03-24 FR FR7010536A patent/FR2039916A5/fr not_active Expired
- 1970-03-25 GB GB04426/70D patent/GB1293206A/en not_active Expired
- 1970-03-26 NL NL7004405.A patent/NL166891C/xx not_active IP Right Cessation
- 1970-03-27 US US23172A patent/US3640644A/en not_active Expired - Lifetime
- 1970-03-28 JP JP45025660A patent/JPS4940184B1/ja active Pending

Also Published As

Publication number	Publication date
SE376210B (no)	1975-05-12
DE2012575C2 (de)	1983-11-17
GB1293206A (en)	1972-10-18
PL71504B1 (no)	1974-06-29
NL166891C (nl)	1981-10-15
US3640644A (en)	1972-02-08
JPS4940184B1 (no)	1974-10-31
DK141481B (da)	1980-03-24
FI48331C (fi)	1974-09-10
NL7004405A (no)	1970-09-30
NO123595B (no)	1971-12-13
NL166891B (nl)	1981-05-15
FI48331B (no)	1974-05-31
DE2012575A1 (de)	1971-02-11
FR2039916A5 (no)	1971-01-15

Publication	Publication Date	Title
AU465452B2 (no)	1975-09-11
CS151539B2 (no)	1973-10-19
DK141481C (no)	1980-09-29
AU450150B2 (no)	1970-11-12
AU442375B2 (no)	1973-11-06
AU470301B1 (no)	1972-05-25
CS150642B2 (no)	1973-09-04
AU5113869A (no)	1971-04-29
AU442380B2 (no)	1973-11-05
AU442463B2 (no)	1973-11-09
AU442535B2 (no)	1973-11-12
AU442538B2 (no)	1973-11-12
AU442554B2 (no)	1973-11-13
AU414607B2 (no)	1971-06-29
AU417208B2 (no)	1971-10-14
AU442357B2 (no)	1973-11-07
AU442322B2 (no)	1973-11-02
AU470661B1 (no)	1970-10-05
CS148390B1 (no)	1973-02-22
CS152552B1 (no)	1974-02-22
AU5109569A (no)	1970-08-27
AU5077469A (no)	1970-08-27
CS152513B1 (no)	1974-02-22
CS149300B1 (no)	1973-07-05
AU4949169A (no)	1970-07-30