FR916934A - Propeller with adjustable blades - Google Patents

Propeller with adjustable blades

Info

Publication number
FR916934A
FR916934A FR916934DA FR916934A FR 916934 A FR916934 A FR 916934A FR 916934D A FR916934D A FR 916934DA FR 916934 A FR916934 A FR 916934A
Authority
FR
France
Prior art keywords
propeller
adjustable blades
blades
adjustable
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.)
Expired
Application number
Other languages
French (fr)
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.)
Sulzer AG
Original Assignee
Sulzer AG
Gebrueder Sulzer AG
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 Sulzer AG, Gebrueder Sulzer AG filed Critical Sulzer AG
Application granted granted Critical
Publication of FR916934A publication Critical patent/FR916934A/en
Expired legal-status Critical Current

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
    • 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
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
    • B64C11/30—Blade pitch-changing mechanisms
    • B64C11/38—Blade pitch-changing mechanisms fluid, e.g. hydraulic
    • B64C11/42—Blade pitch-changing mechanisms fluid, e.g. hydraulic non-automatic
    • 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
    • F15B9/00—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member
    • F15B9/02—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type
    • F15B9/08—Servomotors with follow-up action, e.g. obtained by feed-back control, i.e. in which the position of the actuated member conforms with that of the controlling member with servomotors of the reciprocatable or oscillatable type controlled by valves affecting the fluid feed or the fluid outlet of the servomotor
    • 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)
  • 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)
  • Hydraulic Motors (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR916934D 1944-12-02 1945-11-05 Propeller with adjustable blades Expired FR916934A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH250261T 1944-12-02
CH248141T 1944-12-02

Publications (1)

Publication Number Publication Date
FR916934A true FR916934A (en) 1946-12-19

Family

ID=41228725

Family Applications (1)

Application Number Title Priority Date Filing Date
FR916934D Expired FR916934A (en) 1944-12-02 1945-11-05 Propeller with adjustable blades

Country Status (4)

Country Link
US (1) US2513546A (en)
CH (2) CH248141A (en)
FR (1) FR916934A (en)
GB (1) GB603115A (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH279159A (en) * 1946-10-07 1951-11-15 Johannes Liaaen Nils Propeller adjustment device with servo motor for ships, pumps or turbines.
US2754923A (en) * 1952-06-30 1956-07-17 John H Strandell Single crank controllable pitch propeller
US2798564A (en) * 1952-06-30 1957-07-09 John H Strandell Mechanical controllable pitch propeller
US2693243A (en) * 1952-07-23 1954-11-02 John H Strandell Double crank controllable pitch propeller
US2753847A (en) * 1952-08-14 1956-07-10 Reynolds Metals Co Apparatus for hydraulic production of metallic extrusions and forgings
US2739571A (en) * 1952-12-29 1956-03-27 Northrop Aircraft Inc Cylinder assembly for hydraulic actuator
FR1110184A (en) * 1953-10-26 1956-02-07 Karlstad Mekaniska Ab Hub for propellers, pumps or hydraulic turbines with variable-pitch blades
US2954830A (en) * 1954-05-27 1960-10-04 Cooper Bessemer Corp Propeller pitch control mechanism
US2944520A (en) * 1954-09-13 1960-07-12 Swanson Bernard August Fluid motor with rotary and/or rectilinear movable piston
US2992688A (en) * 1957-02-18 1961-07-18 Hartzell Propeller Inc Adjustable pitch propeller
GB828942A (en) * 1957-04-18 1960-02-24 Ernest Charles Hatcher Improvements relating to propellers or the like having variable-pitch blades
CH410822A (en) * 1963-04-29 1966-03-31 Karlstad Mekaniska Ab Adjustment device on turbines, pumps or propellers

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1945071A (en) * 1927-08-31 1934-01-30 Harry E Popp Hydraulic turbine
US2028448A (en) * 1935-04-03 1936-01-21 Leroy F Harza Hydraulic turbine
US2244770A (en) * 1937-01-15 1941-06-10 Englesson John Elov Operating device for propellers, turbine wheels, and pump wheels having rotatable blades
US2210009A (en) * 1938-08-10 1940-08-06 Robert J Ruths Hydraulic operated variable pitch propeller
GB553929A (en) * 1941-03-08 1943-06-10 Escher Wyss Maschf Ag Improvements in or relating to variable-pitch propellers
US2456361A (en) * 1943-08-14 1948-12-14 Sulzer Ag Device for adjusting the blades of ships' propellers

Also Published As

Publication number Publication date
US2513546A (en) 1950-07-04
CH250261A (en) 1948-06-01
GB603115A (en) 1948-06-09
CH248141A (en) 1947-04-15

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