4. Motors: expansible chamber type
  5. Extension of unit having separately controlled working...
  6. Control of motive fluid for one working member in response...

Friedrich Wilhelm Dannehl

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Hydraulic double telescopic prop

Motors: expansible chamber type – Extension of unit having separately controlled working... – Control of motive fluid for one working member in response...
Reexamination Certificate

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Hydraulic shield support

Hydraulic and earth engineering – Earth treatment or control – Shoring – bracing – or cave-in prevention
Reexamination Certificate

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Lift cylinder assembly

Hydraulic and earth engineering – Earth treatment or control – Shoring – bracing – or cave-in prevention
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2015801

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