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PL276856A1
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Screw propeller of adjusted stroke with the oil distribution system of block structure, fixed to the main drive gear body
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PL276763A1
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Ship adjusting screw with resistance bearing
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PL274620A1
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Set of pneumatic clutches for alternately engaging control signal generators of shipborne power transmission systems
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PL274560A1
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Stage of a model turbine in particular of pneumatic one
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PL272756A1
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Method of cooling steam turbines
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PL270935A1
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Industrial pneumatic electronic transducer
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PL257815A1
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Apparatus for controlling a rotating positioning hydraulic cylinder in particular that for adjustable screw propellers
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PL253720A3
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Electro-hydraulic converter with stream pipe,especially for remote control of adjustable screw propellers
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Adjustable-pitch screw propeller with automatic selection of axial play in bearing assembly of working liquid distribution system on servomotor shaft
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PL237026A1
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Adjustable-pitch screw propeller with emergency readjusting device
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PL235234A1
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Apparatus for precizely controlling hydraulic servomotors in particular those used for variable pitch screw propellers
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DD151788A5
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Stage or level of a thermal turbine
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SU1088657A3
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Hydraulic device for varying propeller pitch
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DE2616341A1
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CONTROL SYSTEM FOR HYDRAULIC ACTUATORS
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US3166295A
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Guide wheel for condensing turbines of great and greatest power
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