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7992909 |
A single joint elevator for releasably securing a tubular segment for hoisting the tubular segment into position to be threadably coupled to a pipe string suspended in a borehole. The elevator comprises two pivotally coupled jaw retainer...
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7762343 |
An apparatus for handling pipes, the apparatus, in certain aspects, having a body having a tapered surface and at least a first slip and a second slip slidable on the tapered surface, a slip actuator for setting said at least first slip ...
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7682270 |
A device to remove an archery arrow or arrowhead from a target or receiving support is fitted to a knife at one or more suitable points and comprises a gripper which can be fitted to and/or receive an archery arrowhead or arrow that pene...
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7490882 |
A clamping device suitable for lifting and handling of sheet like-objects has a fixed jaw parallel to a movable jaw. The movable jaw is supported for reciprocating, linear movement towards and away from the fixed jaw responsive to a tens...
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7219399 |
A clamp for a cable having a housing with a first end, a second end, and an interior cavity to receive the cable. The clamp also includes a jaw assembly having a notch. The jaw assembly moves between locked and triggered positions within...
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7156436 |
Camping device suitable for lifting and handling of sheet like-objects, having a rigid frame configured to straddle an edge region of sheet-like objects, the frame including a stationary jaw and a frame housing defining a gap between the...
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7125195 |
Locking bracket for a slider in a dovetail slot (3), where a further dovetail slot (4) is arranged perpendicularly to the first dovetail slot (3), in which a locking bracket (5) can be displaced from a position whereby the glider is lock...
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7059644 |
Cable supported hook apparatus provides a U-shaped upward facing opening for transporting a truss. A cam pivotably mounted opposite the opening has a serrated edge opposite a handle. A slot in the opening permits a spring to urge the cam...
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6994385 |
An arrow extractor presents a plate having a shelf thereon for placement along one side of an embedded arrow shaft. A locking block on the opposed side of the shaft is movable from a first release position to a second locked position aga...
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6652016 |
A forceps is described which is self-locking and is used for raising slabs. It is of the type which has two jaws in hard steel which are reciprocally hinged so that they may be closed or opened with automatic locking when they come in co...
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6547481 |
A spring-loaded wedge dead end connector includes a connector body having a base and a pair of opposite jaw guides formed on and protruding outwardly from the base and defining a guide channel therewith, a pair of jaws mounted between th...
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6508497 |
An overhead clamp-type gripping device for gripping a load from above, includes a carrier frame which is movable in a vertical direction and has support elements positioned on both sides of a center plane and extending downwards from the...
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6425617 |
In a gripper mechanism for devices for handling sheet-like or plate-like articles, particularly for mail-processing machines, simple and reliable setting for the handling of light, thin and also heavy, thick articles can be effected by t...
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6416100 |
In a gripper mechanism for devices for handling objects in the form of sheets or plates, simple and easy operability of the gripper claws of pivoting gripper arms into the open position for adjustment purposes, test purposes and the like...
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6357162 |
A device (10) having a cylinder housing (12) with a bore (12a) receives a piston sleeve (14) in which a tapered bore is formed in radially movable sections extending from the piston head. A rope gripping split sleeve (16) having a tapere...
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6220638 |
A carrying assembly for carrying and/or transporting planar objects is disclosed. The carrying assembly includes a handle with a cross member, a support member and a support assembly which secures a planar object within the carrying asse...
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6076236 |
A cable connector for securing the end of a cable includes a body supporting opposed jaws for sliding motion for gripping a cable with a wedge action. A slot in the top wall of the body permits the cable to be loaded from the top of the ...
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5893595 |
A lifting device suited for use in lifting and handling heavy slabs, sheets of material, or panels generally includes a frame comprising side-plates, the upper ends of which are rigidly secured together by cross-members. The lower portio...
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5445424 |
A device for extracting arrows from a target, the device having a frame defining a channel adapted to receive the shaft of an arrow to be extracted, gripping elements are moveable into and out of a gripping relationship with respect to a...
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5127696 |
A wedge type grip has a pair of wedge-shaped jaws and corresponding inclined faces of a yoke, the inclined faces of the jaws being in slidable contact with the corresponding faces of the yoke. The improved grip is provided with a mechani...
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5119529 |
A cable hook for securing a cable comprises an elongated body member having a longitudinal aperture generally rectangular in cross-section formed therein and provided on one sidewall with two oppositely tapered surfaces, a cable receivin...
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5072982 |
A tool (b 10) for handling fiber optic connectors (46) in narrow spaces features a thin collet tube (34) tapered at its end (42), and a pintle (32) axially movable within the collet tube (34) with a generally axially oriented grasping su...
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5072981 |
A versatile device is provided for securely gripping the outer surface of a cylindrical object and pulling it against a resistant force comprising a sleeve that fits around the cylindrical object and engages its outer surface with grippi...
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5039196 |
A pulling eye assembly for optical fiber cables is formed of a housing having a gripping device for gripping the multiple strength members. The first embodiment uses longitudinally extending cavities which communicate with radially direc...
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5015023 |
An automatic, lockable, and releasable range-taking cable connection for use in pole line application utilizes a pair of spring loaded gripper elements movable on inclined planar surfaces within a housing, with the gripper elements conne...
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4976482 |
An apparatus including wedges with buttons and cooperating guide blocks positioned about halfway along the length of the wedges between the buttons, each block including a projection on one side of the wedge and a recess on the other sid...
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4925226 |
A simple two component manually operated container hook for efficiently engaging a container's lift fitting and safely lifting the container. The configuration of the hook member allows it to be quickly maneuvered into an engaging positi...
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4831693 |
The clamp comprises an inverted U-shaped base having spaced apart legs defining an entrance with a clamping element mounted on one leg of the base for displacement towards and away from a clamping surface on the other leg of the base for...
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4651400 |
Both an apparatus and a process for removing fuel rods from spent fuel assemblies is disclosed herein. The apparatus of the invention includes a locking plate having a plurality of tapered holes registrable with the rods of a fuel rod as...
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4635989 |
The disclosure herein describes a device for clamping the stripped end of a cable having a strength member extending centrally of the cable and projecting from the stripped end thereof; the device includes a body having one end defining ...
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4572565 |
This invention is directed to a stopper for a wire cable or a wire rope. It comprises to channels, two jaws moveable with respect to each other in the two channels and two wedges for moving the jaws. There are no gears for moving the jaw...
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4464812 |
A mechanically connected socket for `on-the-job` connection with structural strand includes a sleeve and an internal wedge shaped member through which the center core of the strand is received and retained while one or more outer layers ...
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4422621 |
A device for use in pulling metal fence posts includes a pair of plates for coupling to the posts. The plates are spaced-apart and connected at the rear by a cross-member. The forward edges of the plate are open for placement around the ...
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4410210 |
A soft retaining gripper for gripping a surface while stresses are exerted in a longitudinal direction parallel to the surface between the gripper and the surface, comprises a jaw and an inflatable flexible bladder carried by the jaw, th...
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4407471 |
A support for electric cables, in instances where the configuration of the distribution system is not fixed, comprises a pair of cable-clamping members whose outer surfaces form wedges guided by a pair of converging flanges. The inner su...
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4398628 |
A plurality of pins (20) are supported and held within a pin supporting shuttle (54) by wedging the shank portion (24) of each of the pins between a respective one of a plurality of spaced parallel channels (58) and a ramp (62). The shut...
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4174060 |
A detachable paper bag carrier comprising a handgrip connected to two paper clamps. Each clamp comprises a front plate, a top member and two side plates, which leave a channel into which a side of a paper bag may be inserted and which bo...
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4127344 |
A fitting for securing to the end of a flat strop comprises a body formed with a through bore which is tapered for at least a greater part of its length, a correspondingly tapered plug accommodated within the bore, a screw-threaded retai...
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4123133 |
A connector for making connection to an end of an electrical conductor cable to be pulled through conduits or the like comprises a centrally-bored inner connector member having a conical outer surface wedged into a correspondingly conica...
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4027093 |
An ingot gripper assembly for use in gripping an ingot which is substantially cylindrical in shape and having a base with an upwardly and downwardly inclined surface and being provided with an opening which extends to the inclined surfac...
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3926468 |
Disclosed is a gripper wherein between a pair of support plates extending from their upper ends connected to the lifting apparatus toward their lower ends there are provided a trapezoidal column presenting in cross section an isosceles t...
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3881604 |
A machine loader pickup device wherein a pivot arm is utilized to move it through an arcuate path in a vertical plane from a preset part pickup position to a work zone, and a linear actuator is mounted to the outer-most point of the pivo...
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3854768 |
A rigid wall pipe pulling device comprising a substantially tubular housing having one open end and having holding means from the closed end thereof, said housing having a bore therein tapered in the direction of said open end, a tapered...
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3843186 |
A hoist clamp for clampingly gripping plate-shaped pieces to be hoisted, the clamp comprising a toggle lever system operatively connected with a hoisting eye and co-operating with a wedge that is adjustable in the direction of the thickn...
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3824653 |
A grip for wires and cables for use by linemen when applying tension to such wires and cables during installation thereof. The grip includes a rigid housing that defines a laterally accessible pathway for the wire. Wire engaging jaws are...
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3780923 |
A gripping device is provided that has a pair of roller support members attached to a support means, the support members having confronting converging roller surfaces, with a resiliently secured roller on each surface in confronting rela...
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3776586 |
A gripping device which is adapted to coact with a wire rope, bar or other load-carrying element, comprises a body embracing the element and has wedge-shaped clamping jaws which are arranged around the element, which cooperate with conic...
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3771826 |
A material handling device with an adjustable engagement span for handling work pieces of varying dimensions. The device utilizes a pair of confronting converging plate members with associated friction rollers for engaging the workpiece,...
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3751932 |
The end of an underwater pipeline is recovered from the bottom of a body of water by inserting a pigging element into the end of the pipeline, injecting a gas into the end of the line behind the pigging element until a section of the lin...
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3727967 |
A universal overshot or fishing tool (adapted to enter a well or borehole) has a tubular body with a mouth adapted to receive a drill string or sucker rod (fish). A plurality of axially aligned bushings are received in the body and each ...
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