B61L5/16 - CPC Classification

Local operating mechanisms for points or track-mounted scotch-blocks ; Visible or audible signals; Local operating mechanisms for visible or audible signals; Visible signals; Form signals, e.g. semaphore arms Local operating mechanisms for form signals

• B61L5/161 » {using electromotive driving means} 0
• B61L5/165 » {using electromagnetic driving means} 0
• B61L5/166 » {using electrically controlled gravity operated driving means} 0
• B61L5/167 » {using electrically controlled fluid-pressure operated driving means} 1
• B61L5/168 » {using funicular driving means} 0

Recent Application in this class: