Patent classifications
F
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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F15
FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
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F15B
SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
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2211/00
Circuits for servomotor systems
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F15B2211/80
Other types of control related to particular problems or conditions
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F15B2211/86
Control during or prevention of abnormal conditions
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F15B2211/863
the abnormal condition being a hydraulic or pneumatic failure
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F15B2211/864
Failure of an output member, e.g. actuator or motor failure
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