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DE911451C
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Externally controlled tubular auxiliary suction valve for double-acting piston pumps
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DE827588C
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Control for overpressure valve of piston pumps and hydraulic piston machines
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DE803877C
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Self-venting siphon head
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DE830612C
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Piston pump and hydraulic piston machine with slide control
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DE838396C
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Piston pump or hydraulic piston machine with slide control
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DE737001C
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Device for regulating and maintaining the delivery rate of centrifugal pumps or compressors
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DE727785C
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Plate check valve with outlet nozzle
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DE625379C
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Fluid pump with control by a slide driven by eccentrics, non-circular disks or the like and arranged concentrically to the pump piston
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DE615291C
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Guide for pistons of liquid pumps with slide control and crankcase below
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DE594185C
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Piston for liquid pumps with suction slide
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DE544841C
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Ring valve
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DE546317C
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Slide seal for liquid pumps
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DE520186C
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Valve
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DE512087C
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Control for pumps with suction slots
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DE482773C
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Piston pump or piston compressor with suction slots
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DE434044C
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Ring or plate valve with venturi nozzles on the outflow side
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DE373760C
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Valve for pumps and compressors
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DE336530C
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Valve for pumps and compressors with a thin faceplate made of rubber or similar material
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DE333276C
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Valve for pumps and compressors with a thin faceplate made of rubber or similar material
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DE332617C
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Helical spring for loading valve rings with one or less than one turn
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