Patent ID: 7134374

Claim:
A safety cable cutter used for cutting a cable, the cable used in servicing an oil and gas well and lowered down a well bore, the cable adapted for attachment to a well head next to a ground surface, the cable cutter comprising: a cable cutter frame; a centrifugal arm roller mounted on said frame, said arm roller adapted for receiving a portion of the cable thereon; a first centrifugal arm pivotally mounted on said arm roller; a first cutter bar guide mounted on said frame; and a cutter bar slidably mounted on said guide; whereby when the speed of said arm roller indicates a free fall of the cable in the well bore, said first centrifugal arm moves outwardly from said arm roller and engages said cutter bar and slides said cutter bar outwardly on said first guide, said cutter bar engaging and cutting the cable.