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(19)

(11)

1 839 991

(13)

(51)

IPC

B64C13/36(2006-01-01)

(21) (22)

Application

2267980/11, 1979-09-17

(22)

Actual filing date

1979-09-17

(45)

Published

2006-06-20

(72)

Inventor

Bortsov Aleksej Anatol'EvichGnatenko Aleksandr GeorgievichSharunov Anatolij IvanovichTychkin Vjacheslav Ivanovich

MULTI-CHANNEL SERVO UNIT FOR FLYING VEHICLE CONTROL SYSTEM Russian patent published in 2006 - IPC B64C13/36

Abstract SU 1839991 A1

FIELD: aeronautical engineering.

SUBSTANCE: proposed servo unit has body in each sub-channel where electrohydraulic valve with spool valve, electrohydraulic amplifier, auxiliary correcting piston with rod and centering mechanism, power piston and pressure and return lines are arranged. End face of rod of auxiliary piston is located in cavity of body connected via spool valve with return line when electrohydraulic valve is cut in and with pressure line when this valve is cut out.

EFFECT: possibility of indicating failure of electrohydraulic valve.

1 dwg

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SU 1 839 991 A1

Authors

Bortsov Aleksej Anatol'Evich

Gnatenko Aleksandr Georgievich

Sharunov Anatolij Ivanovich

Tychkin Vjacheslav Ivanovich

Dates

2006-06-20—Published

1979-09-17—Filed