FR852459A - Improvements to devices for controlling the flow of a liquid - Google Patents

Improvements to devices for controlling the flow of a liquid

Info

Publication number
FR852459A
FR852459A FR852459DA FR852459A FR 852459 A FR852459 A FR 852459A FR 852459D A FR852459D A FR 852459DA FR 852459 A FR852459 A FR 852459A
Authority
FR
France
Prior art keywords
controlling
devices
liquid
flow
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.)
Acrotorque Co
Original Assignee
Acrotorque Co
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 Acrotorque Co filed Critical Acrotorque Co
Application granted granted Critical
Publication of FR852459A publication Critical patent/FR852459A/en
Expired legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
FR852459D 1938-08-27 1939-04-01 Improvements to devices for controlling the flow of a liquid Expired FR852459A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US852459XA 1938-08-27 1938-08-27

Publications (1)

Publication Number Publication Date
FR852459A true FR852459A (en) 1940-02-02

Family

ID=22190376

Family Applications (1)

Application Number Title Priority Date Filing Date
FR852459D Expired FR852459A (en) 1938-08-27 1939-04-01 Improvements to devices for controlling the flow of a liquid

Country Status (1)

Country Link
FR (1) FR852459A (en)

Similar Documents

Publication Publication Date Title
FR860859A (en) Device for regulating the flow of a liquid under pressure
FR850567A (en) Fluid flow regulator device for pipelines
FR852459A (en) Improvements to devices for controlling the flow of a liquid
FR865169A (en) Improvements to devices for controlling the flow of a liquid
FR1045551A (en) Improvements to oscillation reduction devices
CH281144A (en) Installation for the treatment of a liquid.
FR843317A (en) Device for driving the axles of a self-propelled bogie
FR1147191A (en) Improvements to devices for modifying the flow of a fluid by constriction or diffusion
FR849359A (en) Improvements to devices to reduce vibrations
FR67665E (en) Improvements to valve devices to regulate the flow of fluids
FR1055183A (en) Magnetic device for controlling the flow of a fluid
FR845122A (en) Liquid for the operation of hydraulic devices
FR844424A (en) Improvements to remote control gap correction devices
FR1126367A (en) Improvements to valve devices to regulate the flow of fluids
FR826098A (en) Improvements to devices for regulating the flow of a fluid
FR854690A (en) Improvements to coupling devices for tractors
FR41217E (en) Improvements made to devices to remedy the disturbances produced in the supply networks by the operation of devices connected to them
FR852947A (en) Improvements to starting devices for discharge lamps
FR862131A (en) Improvements to liquid dispensers
FR838612A (en) Diaphragm overflow valve for oil lines
FR883507A (en) Drain valve for liquid pipelines
FR834773A (en) Hose for sewerage line
FR840909A (en) Liquid tank, especially for oil sampling
FR862176A (en) Devices for teaching geometry
FR746854A (en) Improvements to braking devices actuated by the delivery of a liquid