4. Implements or apparatus for applying pushing or pulling force
  5. Apparatus for hauling or hoisting load, including driven...
  6. Device includes rotatably driven, cable contacting drum

Erik Appel

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Chain block

Implements or apparatus for applying pushing or pulling force – Apparatus for hauling or hoisting load – including driven... – Device includes rotatably driven – cable contacting drum
Reexamination Certificate

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Crane trolley with low overall height

Railways – Trolley transfer – Overhead crane
Reexamination Certificate

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Drive arrangement, especially for a lifting mechanism and/or...

Electricity: motive power systems – Induction motor systems
Reexamination Certificate

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Interface circuit for actuating an electrical device and...

Electricity: motive power systems – Induction motor systems
Reexamination Certificate

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Method of monitoring a chain pulley block and chain pulley...

Interrelated power delivery controls – including engine control – Electric engine – Brake engaged when engine energy deactivated – brake...
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Profile ID: LFUS-PAI-P-2863892

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