4. Electricity: motive power systems
  5. Plural, diverse or diversely controlled electric motors
  6. Running-speed control

Ari Lehtinen

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Lifting hook

Handling: hand and hoist-line implements – Spacing hoist bar or frame – Load supporting units
Reexamination Certificate

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Method for controlling a crane actuator

Power plants – Pressure fluid source and motor – Condition responsive control of motive fluid flow
Reexamination Certificate

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System for directing an apparatus such as a crane bridge moving

Electricity: motive power systems – Plural – diverse or diversely controlled electric motors – Running-speed control
Patent

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Profile ID: LFUS-PAI-P-1250984

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