CH260478A - Propeller hub with adjustable blades during operation. - Google Patents

Propeller hub with adjustable blades during operation.

Info

Publication number: CH260478A
Authority: CH; Switzerland
Prior art keywords: during operation; propeller hub; blades during; adjustable blades; adjustable
Prior art date: 1945-03-06

Application number

Other languages

French (fr)

Inventor

A M Liaaen

Original Assignee

A M Liaaen

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.)

1945-03-06

Filing date

1946-04-08

Publication date

1949-03-15

1946-04-08 Application filed by A M Liaaen filed Critical A M Liaaen

1949-03-15 Publication of CH260478A publication Critical patent/CH260478A/en

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H3/00—Propeller-blade pitch changing
- B63H3/02—Propeller-blade pitch changing actuated by control element coaxial with propeller shaft, e.g. the control element being rotary
- B63H3/04—Propeller-blade pitch changing actuated by control element coaxial with propeller shaft, e.g. the control element being rotary the control element being reciprocatable

Landscapes

Engineering & Computer Science (AREA)
Aviation & Aerospace Engineering (AREA)
Chemical & Material Sciences (AREA)
Combustion & Propulsion (AREA)
Mechanical Engineering (AREA)
Ocean & Marine Engineering (AREA)
Structures Of Non-Positive Displacement Pumps (AREA)

CH260478D 1945-03-06 1946-04-08 Propeller hub with adjustable blades during operation. CH260478A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NO260478X		1945-03-06

Publications (1)

Publication Number	Publication Date
CH260478A true CH260478A (en)	1949-03-15

Family

ID=19905052

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH260478D CH260478A (en)	1945-03-06	1946-04-08	Propeller hub with adjustable blades during operation.

Country Status (4)

Country	Link
US (1)	US2612229A (en)
AT (1)	AT163711B (en)
CH (1)	CH260478A (en)
DE (1)	DE806830C (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2798564A (en) *	1952-06-30	1957-07-09	John H Strandell	Mechanical controllable pitch propeller
US2939334A (en) *	1953-10-27	1960-06-07	William E Beckjord	Hand operated actuator for a drive shaft to change the pitch of a reversible blade propeller
US3023814A (en) *	1960-02-24	1962-03-06	Luther H Blount	Controllable pitch propeller
US3103978A (en) *	1960-09-24	1963-09-17	Slack & Parr Marine Ltd	Variable pitch marine screw propellers
GB1363426A (en) *	1970-11-04	1974-08-14	Dowty Rotol Ltd	Bladed rotors
US6592328B1 (en)	2001-04-17	2003-07-15	Emerson Electric Co.	Method and apparatus for adjusting the pitch of a fan blade

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US822064A (en) *	1905-12-21	1906-05-29	Harry Knight Milham	Reversible or feathering screw-propeller.
US864875A (en) *	1906-12-17	1907-09-03	George Ferdinand Villenger	Reversible propeller for ships and boats.
US1245234A (en) *	1916-11-20	1917-11-06	Anatol David Iskols	Screw-propeller.
DE394525C (en) *	1922-02-18	1924-04-19	John Elov Englesson	Signal box for rotatable impeller blades with a hydraulic cylinder (servo motor) firmly connected to the turbine axis and rotating with it
US1633824A (en) *	1926-09-16	1927-06-28	Niedergesaess Wilhelm	Reversible propeller
US2501908A (en) *	1943-09-29	1950-03-28	Harry J Nichols	Controllable pitch marine propeller system

1946
- 1946-03-15 US US654752A patent/US2612229A/en not_active Expired - Lifetime
- 1946-04-08 CH CH260478D patent/CH260478A/en unknown
- 1946-06-12 AT AT163711D patent/AT163711B/en active
1949
- 1949-04-04 DE DEP38726A patent/DE806830C/en not_active Expired

Also Published As

Publication number	Publication date
DE806830C (en)	1951-06-18
US2612229A (en)	1952-09-30
AT163711B (en)	1949-08-10

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