Control device for hydraulic displacement provided with pneumatic means to detect the position without leakage
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High performance hydraulic actuator with control of play
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Hydraulic jack
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Heavy duty gas spring
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Gas suspension, especially for a press tool
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Device for equalizing the pressure of a compressor case and for the return of oil to that case
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Hydraulic locking device for vehicle brake - uses second piston in main actuating piston to lock main piston in activated position by friction coupling
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Self-locking shock absorber with volume compensation
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HEAT EXCHANGER AND PROCESS FOR ITS MANUFACTURING
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Shock absorber
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SAFETY DEVICE FOR TWO PRESSURE LEVELS ON GAS COMPRESSORS, IN PARTICULAR REFRIGERANT COMPRESSORS
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Pressure limiter
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Seal, especially for press pistons or hydraulic cylinders
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Improvements in or relating to means for adjusting plates on the cylinders of rotaryprinting presses
