Apparatus for intercoupling well tool sections having electrical and fluid lines

Claim 2

Well bore apparatus adapted for suspension in a well bore from an electrical cable and comprising: a well tool sized for passage through a well bore and including first and second separable body sections having their adjacent end portions respectively adapted for mating engagement; pressure-generating hydraulic means on said first tool body and including a pump having a fluid outlet, a first fluid conduit coupled to said pump outlet, and motor means coupled to said pump; pressure-responsive hydraulic means on said second tool body and including pressure-actuated means, and a second fluid conduit coupled to said pressure-actuated means for supplying hydraulic fluid thereto; and means adapted for intercoupling said tool bodies and said hydraulic means and including end-coupling means on said first and second end portions cooperatively arranged for releasably securing said end portions to one another to tandemly couple said tool bodies together, first and second mating conduit terminals respectively fluidly coupled to said first and second conduits mounted in coincidental alignment with one another on said first and second end portions and cooperatively arranged for mating engagement with one another when said end portions are secured together, first and second valve means respectively mounted in said first and second mating conduit terminals and cooperatively arranged for movement between open and closed positions to control fluid communication therethrough, and valve-actuating means cooperatively arranged in at least one of said mating conduit terminals for moving said first and second valve means to their respective open positions when said end portions are secured together and for moving said first and second valve means to their respective closed positions when said end portions are released from one another.

Claim 3

The well bore apparatus of claim 1 further including: first electrical conductor means on said first tool body connected to said motor means and adapted for connection to an electrical cable supporting said well tool; electrically-actuated means on said second tool body; second electrical conductor means on said second tool body and connected to said electrically-actuated means; and first and second mating electrical connector means respectively connected to said first and second electrical conductor means mounted in coincidental alignment with one another on said first and second end portions and cooperatively arranged for mating engagement with one another when said end portions are secured together.

Claim 4

The well bore apparatus of claim 1 wherein said first and second mating conduit terminals are respectively mounted in coaxial alingment with the longitudinal axes of said first and second tool bodies.

Claim 5

The well bore apparatus of claim 3 further including: first electrical conductor means on said first tool body connected to said motor means and adapted for connection to an electrical cable supporting said well tool; electrically-actuated means on said second tool body; second electrical conductor means on said second tool body and connected to said electrically-actuated means; and first and second mating electrical connector means respectively connected to said first and second electrical conductor means mounted in coincidental alignment with one another on said first and second end portions in a symmetrical pattern around said first and second mating conduit terminals and cooperatively arranged for mating engagement with one another when said end portions are secured together.

Claim 6

Well bore apparatus adapted for suspension in a well bore from an electrical cable and comprising: a well tool sized for passage through a well bore and including first and second separable body sections having adjacent end portions respectively adapted for mating engagement; first pressure-responsive hydraulic means on said first tool body and including first pressure-actuated means, and a first fluid conduit coupled to said first pressure-actuated means for supplying hydraulic fluid thereto; second pressure-responsive hydraulic means on said second tool body and including second pressure-actuated means, and a second fluid conduit coupled to said second pressure-actuated means for supplying hydraulic fluid thereto; and means adapted for intercoupling said tool bodies and said hydraulic means and including end-coupling means on said first and second end portions cooperatively arranged for releasably securing said end portions to one another to tandemly couple said tool bodies together, first and second mating conduit terminals respectively fluidly coupled to said first and second conduits mounted in coincidental alignment with one another on said first and second end portions and cooperatively arranged for mating engagement with one another when said end portions are secured together, first and second valve means respectively mounted in said first and second mating conduit terminals and cooperatively arranged for movement between open and closed positions to control fluid communication therethrough, and valve-actuating means cooperatively arranged in at least one of said mating conduit terminals for moving said first and second valve means to their respective open positions when said end portions are secured together and for moving said first and second valve means to their respective closed positions when said end portions are released from one another.

Claim 7

Well bore apparatus adapted for suspension in a well bore from an electrical cable and comprising: a well tool sized for passage through a well bore and including first and second separable body sections having adjacent end portions respectively adapted for mating engagement; first pressure-responsive hydraulic means on said first tool body and including first pressure-actuated means, and a first fluid conduit coupled to said first pressure-actuated means for supplying hydraulic fluid thereto; second pressure-responsive hydraulic means on said second tool body and including second pressure-actuated means, and a second fluid conduit coupled to said second pressure-actuated means for supplying hydraulic fluid thereto; and means adapted for intercoupling said tool bodies and said hydraulic means and including end-coupling means on said first and second end portions cooperatively arranged for releasably securing said end portions to one another to tandemly couple said tool bodies together, first and second mating conduit terminals respectively fluidly coupled to said first and second conduits mounted in coincidental alignment with one another on said first and second end portions and cooperatively arranged for mating engagement with one another when said end portions are secured together, first and second valve means respectively mounted in said first and second mating conduit terminals and cooperatively arranged for movement between open and closed positions to control fluid communication therethrough, and valve-actuating means cooperatively arranged in at least one of said mating conduit terminals for moving said first and second valve means to their respective open positions when said end portions are secured together and for moving said first and second valve means to their respective closed positions when said end portions are released from one another.

Claim 8

The well bore apparatus of claim 5 further including: first electrically-actuated means on said first tool body; first electrical conductor means on said first tool body connected to said first electrically-actuated means and adapted for connection to an electrical cable supporting said well tool; second electrically-actuated means on said second tool body; second electrical conductor means on said second tool body connected to said second electrically-actuated means; and first and second mating electrical connector means respectively connected to said first and second electrical conductor means mounted in coincidental alignment with one another on said first and second end portions and cooperatively arranged for mating engagement with one another when said end portions are secured together.

Claim 9

The well bore apparatus of claim 5 wherein said first and second mating conduit terminals are respectively mounted in coaxial alignment with the longitudinal axes of said first and second bodies.

Claim 10

The well bore apparatus of claim 7 further including: first electrically-actuated means on said first tool body; first electrical conductor means on said first tool body connected to said first electrically-actuated means and adapted for connection to an electrical cable supporting said well tool; second electrically-actuated means on said second tool body; second electrical conductor means on said second tool body connected to said second electrically-actuated means; and first and second mating electrical connector means respectively connected to said first and second electrical conductor means mounted in coincidental alignment with one another on said first and second end portions in a symmetricaL pattern around said first and second mating conduit terminals and cooperatively arranged for mating engagement with one another when said end portions are secured together.

Claim 11

Well bore apparatus adapted for suspension in a well bore from an electrical cable and comprising: a well tool sized for passage through a well bore and including first and second separable body sections having adjacent cylindrical end portions complementally sized and shaped for telescopic engagement with one another; pressure-generating hydraulic means on said first tool body and including an enclosed fluid reservoir, a pump having a fluid intake coupled to said fluid reservoir and a fluid outlet, motor means coupled to said pump and adapted for driving said pump, a first fluid conduit coupled to said pump outlet, and a first tubular conduit terminal coupled to said first fluid conduit and coaxially mounted on said end portion of said first tool body; pressure-responsive hydraulic means on said second tool body and including a wall-engaging member cooperatively mounted on said second tool body for movement between extended and retracted positions in relation thereto, pressure-actuated piston means cooperatively associated with said wall-engaging member for selectively moving said wall-engaging member at least from one of its said positions to the other of its said positions, a second fluid conduit coupled to said piston means, and a second tubular conduit terminal complementally sized and shaped for telescopic engagement with said first conduit terminal coupled to said second fluid conduit and coaxially mounted on said end portion of said second tool body for mating engagement with said first conduit terminal; end-coupling means on said first and second end portions cooperatively arranged for releasably securing said end portions to one another to tandemly couple said tool bodies together; and means adapted for selectively controlling fluid communication between said fluid conduits and including first and second valve means respectively mounted in said first and second conduit terminals and cooperatively arranged for movement between open and closed positions to control fluid communication therethrough, and valve-actuating means cooperatively arranged in at least one of said mating conduit terminals for moving said first and second valve means to their respective open positions when said end portions are secured together and for moving said first and second valve means to their respective closed positions when said end portions are released from one another.

Claim 12

Well bore apparatus adapted for suspension in a well bore from an electrical cable and comprising: a well tool sized for passage through a well bore and including first and second separable body sections having adjacent cylindrical end portions complementally sized and shaped for telescopic engagement with one another; pressure-generating hydraulic means on said first tool body and including an enclosed fluid reservoir, a pump having a fluid intake coupled to said fluid reservoir and a fluid outlet, motor means coupled to said pump and adapted for driving said pump, a first fluid conduit coupled to said pump outlet, and a first tubular conduit terminal coupled to said first fluid conduit and coaxially mounted on said end portion of said first tool body; pressure-responsive hydraulic means on said second tool body and including a wall-engaging member cooperatively mounted on said second tool body for movement between extended and retracted positions in relation thereto, pressure-actuated piston means cooperatively associated with said wall-engaging member for selectively moving said wall-engaging member at least from one of its said positions to the other of its said positions, a second fluid conduit coupled to said piston means, and a second tubular conduit terminal complementally sized and shaped for telescopic engagement with said first conduit terminal coupled to said second fluid conduit and coaxially mounted on said end portion of said second tool body for mating engagement with said first conduit terminal; end-coupling means on said first and second end portions cooperatively arranged for releasably securing said end portions to one another to tandemly couple said tool bodies together; and means adapted for selectively controlling fluid communication between said fluid conduits and including first and second valve means respectively mounted in said first and second conduit terminals and cooperatively arranged for movement between open and closed positions to control fluid communication therethrough, and valve-actuating means cooperatively arranged in at least one of said mating conduit terminals for moving said first and second valve means to their respective open positions when said end portions are secured together and for moving said first and second valve means to their respective closed positions when said end portions are released from one another.

Claim 13

The well bore apparatus of claim 9 further including: first electrical conductor means on said first tool body connected to said motor means and adapted for connection to an electrical cable supporting said well tool; electrically-actuated means on said second tool body; second electrical conductor means on said second tool body and connected to said electrically-actuated means; and first and second mating electrical connector means respectively connected to said first and second electrical conductor means mounted in coincidental alignment with one another on said first and second end portions in a symmetrical pattern around said first and second mating conduit terminals and cooperatively arranged for mating engagement with one another when said end portions are secured together.

Claim 14

The well bore apparatus of claim 9 wherein said first and second valve means include: first and second annular valve seats respectively arranged around the internal bores of said first and second conduit terminals, first and second valve members respectively arranged in said first and second conduit terminals for independently moving between fluid-blocking positions on said valve seats and fluid-communicating positions away from said valve seats, and first and second biasing means respectively arranged in said first and second conduit terminals for normally urging said first and second valve members resPectively toward their said fluid-blocking positions.

Claim 15

The well bore apparatus of claim 11 wherein said valve-actuating means include: a first actuating member coaxially mounted within the internal bore of one of said conduit terminals and projecting outwardly therefrom for insertion through the other of said conduit terminals to engage the other valve member in said other conduit terminal and unseat said other valve member as said end-coupling means couple said end portions together; and a second actuating member movably mounted within the internal bore of said one conduit member and having a first portion extending alongside said first actuating member and projecting outwardly from said one conduit terminal for engagement with said other conduit terminal to shift said second actuating member toward the one valve seat and valve member in said one conduit terminal as said end portions are moved toward one another, said second actuating member having a second portion coaxially disposed in the internal bore of said one conduit terminal and adapted for insertion through said one valve seat to engage said one valve member therein and unseat said one valve member as said end-coupling means couple said end portions together.