Class 414/745.2 - Vertical cylindrical bar

Subclass of Class 414 - Material or article handling
Definition: Apparatus wherein the elongated member is oriented so that
No. of patents: 39
Last issue date: 08/19/2008

Number	Title	Issue Date
7413398	Power tong positioner A power tong positioning apparatus having a base section and a backup elevating section engaging the base section. A first lift assembly is positioned between the base section and the backup elevating section while a tong elevating section engages the backup elevati...	08/19/2008
7204535	Lifting apparatus Apparatus for gripping and lifting objects such as fence posts. A frame carries a pair of grippers that are slidingly movable along the frame to grasp a post or other object. The grippers may pivot so that the object remains in essentially constant vertical orientat...	04/17/2007
7178788	Even reeving system for a top drive earth drilling machine An earth drilling machine includes a mast, a crown block assembly mounted on the mast top for providing a drilling line having front sheaves, a fast line sheave mounted to a crown block sheave for reeving the drilling line, a drawworks drum, and a traveling frame as...	02/20/2007
7044216	Large diameter flush-joint pipe handling system An elevator for assembling a plurality of a large diameter pipe joints into a pipe string with a drilling rig is disclosed. The first one of a number of large diameter pipe joints is adapted to threadingly engage another large diameter pipe joint. The elevator is de...	05/16/2006
6641347	Pole extractor A pole extractor having a base and a hydraulically operable cylinder and ram assembly. The base is coupled to an attachment means to define a slot for accepting a mobile positioning device. The cylinder and ram assembly have a proximal end coupling said a...	11/04/2003
6520732	Concentric, insulated tubular conduits and method of assembly Concentric, tubular sections are assembled by first securing annular centralizers and insulation about the external surface of the smaller diameter tube while the tube is horizontally disposed. The larger tube is then vertically aligned and lowered into a...	02/18/2003
5622232	Blasthole drill with drill-through pipe rack A blasthole drill comprising a frame supported for movement over the ground, a mast supported by the frame for movement relative thereto between a substantially vertical position and a non-vertical position, the mast defining a drill hole axis, a drill-th...	04/22/1997
5468121	Apparatus and method for positioning drill pipe in a mousehole An apparatus and method for positioning drill pipe within a mousehole are disclosed. The apparatus includes a lifting member positioned by an elevator disposed at a bottom end of a mousehole wherein the member abuts the pipe from beneath. The elevator can...	11/21/1995
5304015	Pile grabber apparatus A pile grabbing apparatus comprising a steel I-beam of appropriate length supporting two claw assemblies. The claw assemblies are each driven by two hydraulic cylinders to grab and hold a concrete pile. A pair of steel support plates are welded onto the I...	04/19/1994
5301789	Apparatus for the controlled infeed storage and discharge of elongate objects The disclosure relates to an apparatus for the controlled infeed, storage and discharge of elongate objects (20, 21, 22, etc.). The apparatus essentially includes a rotary drum (1) and at least one strap, belt or the like (2, 3, 4). The invention, the str...	04/12/1994
5193966	Feeding device for bolt blanks in machines for profiling by means of rolling jaws The feeding device (1) comprises two sliding rails (2, 3) arranged in parallel to each other and obliquely to the horizontal. The gap (5) between these rails can be adjusted to the diameter of the bolt blanks to be profiled. In order to be able to perform...	03/16/1993
5062756	Device for positioning and stabbing casing from a remote selectively variable location A casing stabbing apparatus which includes a derrick bracket subassembly for attachment to a derrick, and a boom having an end pivotally connected to the bracket assembly for pivotation about a vertical axis and about a horizontal axis. A pair of arcuate ...	11/05/1991
5049020	Device for positioning and stabbing casing from a remote selectively variable location A casing stabbing apparatus which includes a derrick bracket subassembly for attachment to a derrick, and a boom having an end pivotally connected to the bracket assembly for pivotation about a vertical axis and about a horizontal axis. A pair of arcuate ...	09/17/1991
4802515	Safety gas cylinder containment system A safety gas and liquid containment unit is provided with sealing for retaining the hazardous gas therein until treated. The containment unit can be placed on a transport carrier and rotated from a vertical position to a horizontal position thereon. The g...	02/07/1989
4715111	Remote repair system for nuclear fuel rod assemblies A system for remotely repairing nuclear fuel rod assemblies is disclosed herein. Generally, the system comprises a rod handler for gripping, lifting, lowering and ungripping a selected fuel rod, a work station for securing the nuclear fuel rod assembly to...	12/29/1987
4639993	Nuclear fuel rod loading fixture for use in a remote repair system A fuel rod-loading fixture for expediting the loading of fuel rods in an empty skeleton of a fuel rod assembly is disclosed herein. The fuel rod-loading fixture generally comprises a square array of non-radioactive "dummy" rods which are all connected at ...	02/03/1987
4639179	Device for loading a machine for the treatment, notably thermal, of cylindrical objects, notably in glass, such as glass pipes A device for loading a machine for the treatment, notably thermal-mechanical, of elongated cylindrical objects, notably of glass, such as glass pipes, the machine including a carrousel comprising a plurality of stations for the treatment provided by the m...	01/27/1987
4615656	Cylinder gripping attachment for a fork lift truck A gripping mechanism for clamping a hydraulic cylinder is adapted to be releasably mounted on the fork of a fork lift truck and is adapted to be rotated to different angular positions about an axis extending longitudinally of the truck. The gripping mecha...	10/07/1986
4595066	Apparatus for handling drill pipes An elongated pipe carrier in a blast hole drilling vehicle allows a drill pipe to be more easily connected and disconnected to a drill string in a hole being drilled at an angle. At the lower end of the carrier a receptacle with hydraulically operated doo...	06/17/1986
4547117	Nuclear fuel rod bundle drive apparatus Nuclear fuel rod bundle transferring apparatus is disclosed for transferring a bundle of the rods along a path from a first container to a second container. The apparatus includes a set of rollers mounted to permit the distance between the axes of the rol...	10/15/1985
4547110	Oil well drilling rig assembly and apparatus therefor An oil well drilling rig assembly having a main drilling mast which receives and installs sections of drill pipe. A pipe supply mast is pivotally mounted in a spaced relationship from the base of the main mast to provide a safe catwalk area therebetween. ...	10/15/1985
4518309	High speed pipe handling apparatus High speed pipe handling apparatus is disclosed. A pipe gripping system includes fluid pressure piston-and-cylinder propulsion systems to manipulate pipe gripping slip members, and includes a mechanical latching system that locks the pistons to the cylind...	05/21/1985
4512409	Moonpool guidance system for floating structures A guidance system for centering and guiding various drill strings or risers within a moonpool of a floating structure, e.g. a caisson vessel. The system comprises one or more guidance vehicles. Each vehicle is movably mounted on a separate track. The trac...	04/23/1985
4512408	Moonpool guidance system for drill strings having attached umbilical lines A system for guiding a drill string with an attached umbilical line through a moonpool of a floating structure. The system comprises a support means, and a workhead assembly secured to the outer end of the support means. The workhead assembly is adapted t...	04/23/1985
4456417	Method and apparatus for aligning, supporting, and transporting hollow cylinders Method and apparatus are provided for loading, in stepwise fashion, hollow cylinders on a recumbent positioned mandrel, for retaining the cylinders on the mandrel during transfer for vertical positioning, and for releasing the cylinders on a seat without ...	06/26/1984
4453884	Hook rotating mechanism In a drilling system in which the hook is guided for vertical travel, by a pair of guide cables supported in the tower, so as to be in a given azimuth while handling drill pipe in the hole, an improvement in the hook mechanism which provides for rotating ...	06/12/1984
4440536	Method and device for positioning and guiding pipe in a drilling derrick A method and device for positioning and guiding pipe, including coupling and uncoupling pipe, in a drilling derrick having a work table for securing pipe extending into the well. The upper end of a first pipe section is received and horizontally secured b...	04/03/1984
4423994	Drilling rig equipped with pairs of block and tackle systems This invention relates to drilling rigs, and more particularly to novel apparatus for supporting a plurality of pairs of block and tackle systems with the tackle systems of each pair operable sequentially and alternately, the one being used to support a m...	01/03/1984
4417846	Traveling block elevator latch assembly Apparatus for supporting a length of pipe to accommodate pipe stabbing and removal operations during launching or recovery of the length of pipe is disclosed. The apparatus is designed for use with a hoist rig of the type having a mast structure secured t...	11/29/1983
4407629	Lifting apparatus for down-hole tubulars An improved boom for a drill rig is described which includes two rotatably mounted clamps which are rotatable between a side loading position, to facilitate loading and unloading in the horizontal position, and a central position, in which a clamped tubul...	10/04/1983
4403897	Self-centering clamp for down-hole tubulars A self-centering clamp for drilling tubulars includes first and second transverse guide rods. Two opposed clamping jaws are guided along the first guide rod. These jaws are positioned by two opposed rocker arms, each of which is mounted to a cross brace w...	09/13/1983
4172684	Floor level pipe handling apparatus Mounted on the floor of an oil well derrick substructure is a support that is rockable on an axis perpendicular to the centerline of a well being drilled beneath the substructure. One end of an arm is pivotally mounted on the support on an axis transverse...	10/30/1979
4108318	Apparatus for offshore handling and running of a BOP stack Methods and apparatus for handling a BOP stack on an offshore drilling vessel and for running the stack from the vessel to sea bottom, while maintaining substantially continuous constraint on the stack, are disclosed. Constraining and guide members are pr...	08/22/1978
4061233	Drilling rigs A drilling rig mounted on a bore inclined to the vertical in which transfer of drill strings from a store to the bore is effected on the low side of the rig....	12/06/1977
3976207	Casing stabbing apparatus Apparatus for stabbing casing pipe as the casing is being run into a well bore. It includes a casing handling head arranged for grasping a generally upright section of casing pipe near the upper end thereof. The head is controllable for movement in a hori...	08/24/1976
3949883	Hydraulically operated heavy lift system for vertically moving a string of pipe A system utilizing linear hydraulic cylinders for continuously raising or lowering a pipe string. Two sets of cylinders are spaced along the length of the pipe string. The cylinders are driven reciprocally with the cylinders in one set moving out of phase...	04/13/1976
3939990	Automatic roughneck In conventional oil field operations there are men known as roughnecks whose job it is to receive each new section of pipe from a storage rack, position it on the center line of the rig, and join it to the existing pipe string beneath the rig. The apparat...	02/24/1976
3939991	Parking brake for subsea mining lift system A parking brake for subsea mining equipment that is raised and lowered by a pipe string from a surface vessel. The brake assembly is mounted between a pair of linear lift units that alternately grip equally spaced collars on the pipe and move the pipe str...	02/24/1976
3937332	Device for moving long and thin bodies into narrow spaces, especially for control turn-off bars or the like of core reactors A device for moving long and thin bodies into narrow spaces by means of a gripper which is adapted to be lifted and lowered and on which the long thin bodies are suspended. This device, which is particularly well suited for control bars, shut-off bars, an...	02/10/1976

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Class 414/745.2 - Vertical cylindrical bar