Wire line well tool

Claim 1

THE SUBCOMBINATION WITH A WELL TOOL APPARATUS ADAPTED TO BE SET IN A WELL PIPE AND HAVING A MAIN SUPPORT DEFINING A CENTRAL BORE, GRIPPING MEMBERS SPACED ABOUT SAID MAIN SUPPORT AND MOVABLE OUTWARD INTO PIPEGRIPPING POSITION AND INWARD FROM PIPE-GRIPPING POSITION, AND MEANS COACTING WITH SAID MAIN SUPPORT TO MOVE SAID GRIPPING MEMBERS OUTWARD AND INWARD OF A SETTING TOOL COMPRISING, A MANDREL DEFINING A CENTRAL BORE, A CYLINDER SURROUNDING SAID MANDREL, MEANS BETWEEN SAID MANDREL AND SAID CYLINDER FORMING A SETTING CHAMBER, MEANS RELEASABLY CONNECTING SAID MANDREL WITH SAID MAIN SUPPORT OF SAID WELL TOOL APPARATUS WITH THE CENTRAL BORE OF THE MANDREL IN COMMUNICATION WITH THE CENTRAL BORE OF SAID MAIN SUPPORT, MEANS PROVIDING COMMUNICATION BETWEEN THE CENTRAL BORE OF SAID MANDREL AND THE EXTERIOR OF SAID SETTING TOOL WHEREBY WELL FLUIDS FLOW READILY THROUGH SAID CENTRAL BORES AND SAID COMMUNICATION, MEANS DURING LOWERING OF SAID WELL TOOL APPARATUS AND SAID SETTING TOOL IN A WELL BORE, A FLEXIBLE LINE CONNECTION TO SAID MANDREL, AND MEANS CONDUCTING FLUID PRESSURE TO SAID SETTING CHAMBER, SAID MANDREL AND SAID CYLINDER BEING MOVABLE LONGITUDINALLY WITH RESPECT TO EACH OTHER WHEN FLUID PRESSURE IS CONDUCTED TO SAID SETTING CHAMBER, SAID LONGITUDINAL MOVEMENT OF SAID MANDREL AND SAID CYLINDER ACTUATING SAID CO-ACTING MEANS WHEREBY SAID GRIPPING MEMBERS ARE MOVED OUTWARDLY INTO PIPEGRIPPING POSITION.