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Load-holding brake valve
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Patent number 6,098,647
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Issue date Aug 8, 2000
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Beringer-Hydraulik AG
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Hubert Haussler
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F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
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Hydraulic holding valve
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Patent number 4,727,792
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Issue date Mar 1, 1988
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Beringer-Hydraulik, GmbH
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Hubert Haussler
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F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
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Pilot operated relief valve
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Patent number 4,679,586
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Issue date Jul 14, 1987
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Beringer-Hydraulik GmbH
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Hans-Peter Riedel
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Hydraulic control system
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Patent number 4,676,140
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Issue date Jun 30, 1987
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Beringer-Hydraulik GmbH
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Hubert Haussler
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B66 - HOISTING LIFTING HAULING
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Pilot operated relief valve
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Patent number 4,625,756
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Issue date Dec 2, 1986
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Beringer-Hydraulik GmbH
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Hans-Peter Riedel
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F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Hydraulic control system
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Patent number 4,205,592
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Issue date Jun 3, 1980
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Beringer-Hydraulik GmbH
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Hubert Haussler
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F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL