4. Valves and valve actuation
  5. Lost motion between actuator and valve
  6. Lever

Karl Krieger, deceased

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Change-over valve for hydraulic walking mine-roof supports

Fluid handling – Self-proportioning or correlating systems – Self-controlled branched flow systems
Patent

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Hydraulic valve actuating device

Valves and valve actuation – Lost motion between actuator and valve – Lever
Patent

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Method and system for the production of electrical energy by mea

Electrical generator or motor structure – Non-dynamoelectric – Piezoelectric elements and devices
Patent

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Piston stroke digital determination means

Radiant energy – Photocells; circuits and apparatus – Optical or pre-photocell system
Patent

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Profile ID: LFUS-PAI-P-256534

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