Abstract: A test fixture assembly for proof testing of a master link and a sling assembly. In one embodiment, the test fixture assembly includes a lift connector with a pair of opposed eyes and a pin receivable through the pair of eyes. An optional guide sleeve is receivable over the pin between the opposed eyes. A pair of opposed plates are suspended from the pin. At least a first pair of spaced apart load posts extend between the pair of opposed plates and are configured to receive a master link. For testing a sling assembly with multiple sling legs, a pivoting equalizer plate and a pair of spaced apart equalizer connectors are configured to pivotally connect to the multiple sling legs.

Abstract: A positive locking latch assembly for a hook having an open saddle. The latch assembly includes a latch body having a latch face and a pair of opposed sides. The latch body rotates between an open position and a closed position. A torsion spring urges the latch body toward the closed position. A lock plate retained within the latch body is movable between a locked and an unlocked position. A compression spring urges the lock plate toward the locked position. A tab extending from the lock plate extends into an opening in the latch face. A lip extending from the tab is manually movable to engage the latch face in order to retain the lock plate in an unlocked position.

Abstract: A rotating eye bolt assembly with lock mechanism. The assembly includes a threaded bolt having a multi-sided head. A lifting bail includes a pair of opposed legs, a track and a central opening through the track. A bushing having an upstanding cylindrical lip is received in the lifting bail central opening. A lock plate is slidable on the track with the lock plate having an upstanding shoulder engageable with the bolt head. The lock plate is movable between a locked position for installation and removal of the assembly and an unlocked position for use of the assembly.

Abstract: A positive locking latch assembly for a hook having an open saddle. The latch assembly includes a latch body having a latch face and a pair of opposed sides. The latch body rotates between an open position and a closed position. A torsion spring urges the latch body toward the closed position. A lock plate retained within the latch body is movable between a locked and an unlocked position. A compression spring urges the lock plate toward the locked position. A tab extending from the lock plate extends into an opening in the latch face. A lip extending from the tab is manually movable to engage the latch face in order to retain the lock plate in an unlocked position.

Abstract: A rope termination device. The device includes a cylindrical body having a first opening in a first axial end of the body. A second opening in an opposed, second end of the body is connected by a passageway through the body to the first opening. At least one circular channel is in communication with the second opening. A continuous helical groove is provided around a circumference of the cylindrical body. An attachment connector is provided near the second end of the body.

Abstract: A shackle pin split nut assembly for a shackle having a pair of aligned openings for receipt of a shackle bolt. The assembly includes a two-piece clamp having a first ring segment and a second ring segment wherein the ring segments rotate about a pivot pin between a closed and locked position and an open position. A first button is received in a recess in the first ring segment with a spring urging the first button outward. A first tab projects from the first button which travels in a slot in the second ring segment. A second button is received in a recess in the second ring segment with a spring urging the second button outward. A second tab projects from the second button which travels in a slot in the first ring segment wherein the springs urge the first tab and the second tab toward the closed and locked position.

Abstract: A hook with a latch and trigger mechanism assembly. The assembly includes a hook having a body and an open saddle. A latch is pivotable between a closed position and an open position. A finger handle extends from the body. A finger trigger entirely within a space between the finger handle and the body is movable between a closed rest position and a retracted position permitting movement of the latch to the open position.

Abstract: A shackle with captured pin assembly. The shackle includes a pair of opposed legs. A first ear for one of the opposed legs includes an opening therethrough to receive a shackle pin. A recess in the opening receives a spring clip surrounding a shaft of the shackle pin. A second ear for another of the opposed legs is opposed to the first ear. The second ear has an opening therethrough to receive the shackle pin and has an opening with a threaded portion. The shackle pin has a head, a threaded portion engageable with the threaded portion of the second ear opening, and a reduced diameter portion. The rotating retaining clip rotates about an axis parallel to the shackle pin between a locked and an unlocked position.

Abstract: A rotating eye bolt assembly with lock mechanism. The assembly includes a threaded bolt having a multi-sided head. A lifting bail includes a pair of opposed legs, a track and a central opening through the track. A bushing having an upstanding cylindrical lip is received in the lifting bail central opening. A lock plate is slidable on the track with the lock plate having an upstanding shoulder engageable with the bolt head. The lock plate is movable between a locked position for installation and removal of the assembly and an unlocked position for use of the assembly.

Abstract: A retaining pin assembly for a lifting system which includes a hook prong and a hook cam. The retaining pin assembly includes at least one lock arm assembly having a first end with at least one aperture which aligns with an opening through the hook cam and having an opposed second end with at least one aperture which aligns with an opening through the hook prong. A hook cam retaining pin has a head and has a shaft passing through the hook cam opening and the lock arm first end aperture, wherein the shaft has at least one groove therein parallel to the axis of the shaft. A retaining ring surrounds the hook cam shaft, the retaining ring having at least one inwardly extending tab received in the shaft groove in order to retain the pin in the lock arm. A recess in the lock arm receives the retaining ring therein.

Abstract: A thimble mechanism for retention of a shackle in a wire rope loop termination. In one preferred embodiment, a thimble device is provided for a shackle having a pair of opposed legs with each leg having an end with a width smaller than a depth. The thimble device includes a thimble body having an external arcuate edge with a rope groove for receipt of a wire rope therein. A central opening extends through the thimble body with the central opening larger than the width but smaller than the depth of the shackle ends. A keyway is provided in the thimble body extending from the central opening to the arcuate edge of the thimble body.

Abstract: A thimble mechanism for retention of a shackle in a wire rope loop termination. In one preferred embodiment, a thimble device is provided for a shackle having a pair of opposed legs with each leg having an end with a width smaller than a depth. The thimble device includes a thimble body having an external arcuate edge with a rope groove for receipt of a wire rope therein. A central opening extends through the thimble body with the central opening larger than the width but smaller than the depth of the shackle ends. A keyway is provided in the thimble body extending from the central opening to the arcuate edge of the thimble body.

Abstract: A retaining pin assembly for a lifting system which includes a hook prong and a hook cam. The retaining pin assembly includes at least one lock arm assembly having a first end with at least one aperture which aligns with an opening through the hook cam and having an opposed second end with at least one aperture which aligns with an opening through the hook prong. A hook cam retaining pin has a head and has a shaft passing through the hook cam opening and the lock arm first end aperture, wherein the shaft has at least one groove therein parallel to the axis of the shaft. A retaining ring surrounds the hook cam shaft, the retaining ring having at least one inwardly extending tab received in the shaft groove in order to retain the pin in the lock arm. A recess in the lock arm receives the retaining ring therein.

Abstract: A securing mechanism for a shackle having a pair of opposed legs with an opening at one end of each of the pair of opposed legs to form a pair of opposed openings. The securing mechanism includes a shackle bolt having a head at one end and a circumferential groove near an opposed end wherein the shackle bolt is received through the pair of opposed openings in the shackle. A two piece hinged clamp assembly is received in the circumferential groove in order to retain the shackle bolt in the shackle. A retainer pin is received in an opening in the two piece clamp assembly to hold the two piece clamp assembly in a closed position. A retainer clip surrounds the retainer pin. A lock pin through the two piece clamp assembly retains the retainer pin in the two piece clamp.

Abstract: A lifting clamp for a workpiece such as plate material, comprising a bearing part and a clamping arm which is rotatably connected to the bearing part above said bearing part and at one end is provided with a clamping face for the purpose of clamping a part of the workpiece between the bearing part and the clamping face, and at the other end of the clamping arm is provided with a lifting eye, the bearing part comprising at least one magnet.

Abstract: A grommet shackle having a pair of opposed parallel legs. Each of the legs includes an opening therethrough to receive a pin or bolt. A central bow extends between the pair of legs to form a jaw to receive a rope or cable. The central bow has a cylindrical cross-section including an inner cylindrical load surface toward the eye to receive the rope or cable thereon. An outer cylindrical surface of the central bow forms a hollow recess. A central brace or rib extends across the hollow recess.

Abstract: A hoist clamp device for clamping an object. The device includes a frame, a first clamping part, movably connected to the frame and provided with a first gripping surface, a second clamping part, coupled to the frame, provided with a second gripping surface, and arranged with respect to the first clamping part so as to clamp the object between the second gripping surface and the first gripping surface, in which the first clamping part is movable with respect to the second clamping part in order to clamp the object by moving the first clamping part from a free position into a clamping position, and in which the second clamping part is furthermore provided with a gripping part, provided with the second gripping surface, which gripping part is designed to allow a displacement with respect to the frame as long as a clamping force of the first clamping part on the second clamping part is below a minimum value.

Abstract: A tubing grab assembly to retain and lift tubing, pipes, tubulars or other cylindrical objects. The assembly includes a pair of opposed jaws and a housing having a cavity. A least one of the opposed jaws has a shaft therethrough to permit rotation of the jaw with respect to the housing between a closed position and an open position. A jaw spring forces the movable jaw toward the closed position. A retractable spring trigger mechanism locks the pair of opposed jaws in the closed position.