Abstract: A multi-functional socket tool for receiving connective assemblies includes a tool body defining a hollow interior area and opposed first and second ends and connective portions, respectively, defining first and second insertion apertures for receiving connecting assemblies into the interior area. The first connective portion includes a first segment operable to receive a connective assembly having a square configuration. The first connective portion includes a second segment displaced interiorly from the first segment having a threaded tubular member operable to receive a threaded connective assembly. The second connective portion includes a first segment having a hexagonal configuration operable to receive a connective assembly having a hexagonal configuration. The second connective portion includes a second segment interiorly displaced from the first segment of the second connective portion operable to receive a connective assembly having a square shaped configuration.

Abstract: A two-piece barrel nut includes an internal nut with an externally threaded portion on one end and a plurality of engageable members on the opposite end, and an external nut with an internally threaded portion on one end that receives the externally threaded portion of the internal nut and one or more receptacles on the other end that each may receive a fastener that engages at least one of the plurality of engageable members on the internal nut to lock the external nut to the internal nut. A method for using the barrel nut to attach a barrel to a firearm is also disclosed.

Abstract: An electrically contacting fastening device has a threaded bolt and a nut, between which an electric contact element can be arranged. The threaded bolt has a contacting portion for creating planar contact with the contact element, and a threaded portion. The nut can be secured on the threaded bolt by way of the threaded portion and at an end face has a contacting area for creating planar contact with the contact element. The threaded portion of the threaded bolt is provided with a lubricant coating and the contacting portion of the threaded bolt, the contact element and the end-face contacting area of the nut are permanently free of lubricant.

Abstract: Provided herein are a radiant insulation protector manufacturing apparatus and a radiant insulation protector manufactured using the same which includes a tubular type core member having excellent thermal resistance and durability and an aluminum sheet protection member for external heat radiation overlapped on the core member in a spiral type to wrap the core member, thereby preventing the aluminum sheet protection member from being crumpled and torn and being capable of being directly inserted into an object like a sleeve.

Abstract: A method of constructing a wire rope from plural outer strands and a core, the core having one or more core strands, each of the one or more core strands having plural core wires, the method comprising: swaging the core to laterally compress the core to an extent sufficient to cause concave deformation of at least some of the plural core wires; and closing the plural outer strands over the core to produce the wire rope.

Abstract: A drive mechanism for a drug delivery device having a rotationally fixed plunger rod driven by a lead screw. The lead screw engages a free lock which is coupled to a release knob. A dose setting dial cooperates with an inner cylinder using a clutch to establish the axial movement of the plunger rod during dose setting and dispensing.

Abstract: An orthopedic implant, illustratively a spinal staple, including pre-attached fasteners.

Abstract: A locking system for a connection between two parts, comprising a first part; a second part for connection with the first part; and an interfering member, the member constructed and arranged to permit connection and thereafter, to prevent separation of the parts.

Abstract: The present invention relates to a fastening arrangement for fastening a component A to a component B with automatic tolerance compensation between the components A and B. The fastening arrangement comprises a fixable base element into which a mounting screw can be screwed via a first thread pair, and an adjusting element with an external thread that can be screwed into the base element via a second thread pair, wherein a first and a second anti-rotation safeguard are provided between the base element and the adjusting element, wherein said anti-rotation safeguards can be used to prevent detachment of the adjusting element from the base element during transport as well as locking of the adjusting element with the base element.

Abstract: A tool facilitating operable interconnection between a power take off (P.T.O.) shaft and an input shaft of a driven accessory includes a wrench for engaging the splined P.T.O. shaft and turning the shaft to rotationally align with the input shaft of cooperating structure.

Abstract: A threaded connection includes a pin member comprising a first pin step and a second pin step, and pin wedge threads disposed on each of the first and second pin steps and a box member comprising a first box step and a second box step, and box wedge threads disposed on each of the first and second box steps, wherein an axial separation of the first and second pin steps differs from an axial separation of the first and second box steps.

Abstract: A fastener installation tool and related method are provided for installing fasteners in boards, where the boards are installed immediately adjacent one another, without a gap established therebetween. The tool can include an alignment projection that projects a preselected distance downwardly from a lower surface of the tool. The alignment projection can be disposed between opposing corners of first and second boards to install a fastener without establishing a gap between the boards. This construction can be suitable for installing boards constructed from materials that shrink over time, such as wet, treated lumber or other materials, and even non-shrinkable boards where tighter spacing is desired. A related method of installation is provided.

Abstract: A pressurized-gas storage assembly has a liner defining a gas storage chamber and an end portion with a planar surface, with an access opening on the planar surface that is in fluid communication with the gas storage chamber. A raised circular ring extends from the planar surface and surrounds the access opening. The assembly also includes a polar boss having a longitudinally extending part that has a top surface with a recessed opening, and a planar bottom surface, with a channel extending through the polar boss to serve as a passageway through the polar boss. A circular groove is provided on the bottom flat surface of the polar boss, with the raised ring received inside the circular groove. An outer shell is provided around the entirety of the liner, with the outer shell having an edge-defining aperture that receives the polar boss.

Abstract: A broach style anti-rotation device for connected tubular members is described. In embodiments, the broach tool is inserted into a slot in an outer diameter surface of the pin, and teeth of the broach, which have a successively greater height when moving from the front to the tail of the broach, cut a slot in a surface of the box. Sidewalls of the broach and its teeth engage shoulders of each slot to prevent the rotation of the tubular members relative to each other.

Abstract: An Archimedean screw comprising a spiral helix. The Archimedean screw is characterized in that it further comprises a central element plastically twisted like a helix about a central symmetry axis. The spiral helix, in turn, is wound about the central element. Furthermore, the central element is the only supporting element of itself and of said spiral helix.

Abstract: A thread-furrowing screw comprises a shaft portion made of solid material and a thread portion attached to the shaft portion, which thread portion is wound from a profiled metal strip.

Abstract: A lockable syringe having an actuating mechanism for rapidly and selectively placing a movable thread bearing plunger member and stationary internally threaded cylinder into or out of threaded engagement, particularly for using the syringe to pressurize therapeutic medical balloon catheters, or the like. The mechanism includes a plunger having both a piston at its end to engage a barrel portion of a unitary syringe body, selectively deployable and retractable threaded segment, and an internally threaded cylindrical structure disposed within a unitary syringe body having a barrel. The plunger is engageable with the threaded cylinder by means of a threaded segment, and an operator actuated desmodromic arrangement to controllably reciprocate the threaded segment in a positive manner in order to allow either rapid manual or thread controlled plunger and piston movement within the syringe's barrel for purposes of displacing or pressurizing working fluid contained therein.

Abstract: An electromechanical brake booster includes a hollow spindle and a hollow screw. Courses of thread are produced by deformation from metal and extrusion-coating them together with tubular supporting structures made of plastic. The hollow spindle and the hollow screw are produced as composite components.

Abstract: A tongs system and method for making and breaking threaded joints of a string of tubing for an oil well involves, in some examples, the use of a set of tongs with a two-speed transmission and a hydraulic system selectively operable in a high-pressure mode and a low-pressure mode. During an initial tightening period, the tongs system operates in high-gear and high-pressure for maximum speed. During a subsequent final tightening period, the tongs system operates in low-gear and low-pressure to controllably tighten the joint to a predetermined target torque. In some examples, to allow the transmission to shift speed without jamming gears, the tongs system pauses for an instant between the initial and final tightening periods. In some examples, the tongs system is interlocked with a hoist and/or other tube-holding and handling equipment.

Abstract: A method and apparatus used for connecting adjoining conduit segments in oil and gas well operations is disclosed. The apparatus and method discloses use of a receptacle assembly attached to one conduit segment and stinger assembly attached to a second conduit segment. A rotatable wheeled hub threadably joins the stinger assembly to the receptacle assembly. The conduit connection ends of the stinger assembly and the receptacle assembly may be configured to accommodate a variety of common types of conduit connections such as Chiksan, hose, pipe, tubing, casing, flanges, hubs and other conduits for conveying media.

Abstract: A crank arm system for a cycle is provided including a first crank arm, a second crank arm, a first crank arm end, and a second crank arm end. The first crank arm has a length extending along a first plane. The second crank arm has a length extending along a second plane. The first crank arm end has a pedal coupling portion and a crank arm coupling portion having a length configured to extend along either the first or second plane when coupled to the respective first or second crank arm. The second crank arm end has a pedal coupling portion and a crank arm coupling portion having a length configured to extend along either the first or second plane when coupled to the respective first or second crank arm.

Abstract: An interlocking support foot and a container assembly including the support foot permits the support foot to be threaded onto a container but resists loosening of the foot by reverse rotation of the support foot once installed onto the container. The support foot is preferably molded of synthetic resin as a unitary member including a body, a threaded connector and at least one, and preferably a circular array of teeth radially spaced from the connector. The container is complementally configured to include a plurality of support areas for threadably receiving the support foot and provided with a threaded receiver and a radially spaced notch. When the support foot is installed on the support area of the container, the tooth engages the notch and resists reverse rotation of the foot.

Abstract: A tensioning mechanism for a hack saw blade extends through a pin holder mounting slot of a hack saw frame and applies tension to a hack saw blade attached thereto. The tensioning mechanism includes a first portion having a configuration that, with respect to a configuration of the slot, permits rotation of the tensioning mechanism when the first portion extends through the mounting slot. The tensioning mechanism also includes a second portion having a configuration that, with respect to the configuration of the slot, engages into the slot only in select rotational orientations thereof relative to the slot, wherein one of said orientations is angularly separated from another orientation by a substantially set rotational angle of the second portion. The tensioning mechanism further includes first and second mechanisms configured to prevent removal of the tensioning mechanism from the mounting slot once extended therethrough.

Abstract: A two-piece locking nut assembly for securing a mantle to a head assembly of a cone crusher. The two-piece locking nut assembly includes an inner nut and an outer nut. The inner nut includes a set of axial bores that each receive a jackscrew. Once the locking nut assembly is in position on the head assembly, the series of jackscrews are tightened to exert a force on the mantle that is counteracted by forces through the inner nut and into the head to create a locking force between the locking nut assembly and the head assembly. The outer nut is turned along the inner nut to hold the locking nut assembly in place. Once the outer nut is moved into position, the jackscrews are removed such that the outer nut continues to apply the locking force between the mantle and the head through the locking nut assembly.

Abstract: A system for orthopedic repair of bones, the system may include a compression screw. The screw may include a blunt tip on one end with tapped threads to allow for greater bone fixation uniform across a threaded portion of the screw. The screw may also include springs, which may be Belleville washers, which provide appropriate compression and tension and prevent excessive loosening of the screw after surgery. The springs allow the screw to retract without losing pressure on the fracture site. The system may be minimally invasive for multiple fractures on a single bone such as calcaneal fractures, and stabilizing long bone fractures without bone plates.

Abstract: The flexible pipe connected with the flexible pipe connecting structure according to an embodiment of the present invention, wherein the connecting structure includes a body part, and a connecting part configured to have a smaller thickness than a thickness of the body part, wherein the first end portion is inserted into and welded to the connecting part, wherein the ledge is a step part provided between the body part and the connecting part.

Abstract: A device includes first and second inter-engageable parts, each having a longitudinal axis and a connecting face extending substantially transversely to the longitudinal axis. The first part has an engagement formation extending substantially axially and the second part has a receiving formation extending substantially axially, and in which the engagement formation is receivable. The engagement and receiving formations each includes a substantially helicoidal surface extending at least partially around the longitudinal axis of the respective part of the connector, so that rotation of the parts relative to one another about the longitudinal axes, when the parts are substantially co-axially aligned, so that the connecting faces of the parts face one another in a substantially axial direction, causes engagement of the engagement formation with the corresponding receiving formation.

Abstract: The present disclosure provides devices and methods directed towards threadably coupling a balloon and a tube member to assemble a catheter assembly. For example, in accordance with an embodiment of the present disclosure, an improved catheter assembly comprises a tube member, having a first end and a second end with a lumen extending therebetween, and a balloon, wherein the balloon is in fluid communication with the lumen and is threadably coupled to the tube member.

Abstract: Systems and methods for a multi-vessel device generally comprises a first vessel and a second vessel, wherein the first vessel may suitably couple to the second vessel and the first vessel may comprise a shot glass and the second vessel may comprise a bottle that contains a spirituous liquid. In an embodiment, an exterior bottom portion of the first vessel may suitably couple to a top portion of the second vessel via a friction fit, a stopper, or a screw. Alternatively, an interior bottom portion of the first vessel may suitably couple to a top portion of the second vessel via a friction fit, a stopper, and a screw. In some embodiments, the first vessel may couple to the second vessel so as to seal the second vessel. Among various representative embodiments, the present invention may comprise a method for manufacturing, packaging and/or selling the multi-vessel system or device.

Abstract: A system includes a gasification feed injector that includes a tip portion with a first threaded portion, a coolant chamber disposed in the tip portion, and a coolant fluid conduit having a second threaded portion. The coolant fluid conduit is coupled to the tip portion adjacent to the coolant chamber via screwing of the second threaded portion into the first threaded portion.

Abstract: An adaptor tool comprises a locking pin removably engaged with a main body defining a hook portion. The main body is configured to pivot about a pivot pin. The adaptor tool further includes a first link having first and second ends, and a first contact face. The first link is configured to receive the locking pin. A second link includes first and second ends, and a second contact face. The second link is pivotally coupled to the main body via the pivot pin. At least a third link includes first and second ends, and a third contact face. The first, second, and at least third links are pivotally coupled end-to-end such that the first, second, and third contact faces define a circular opening. The circular opening is configured to receive a workpiece such that rotational force applied to the main body rotates the adaptor tool and the workpiece.

Abstract: A barbell includes a bar assembly that includes a sleeve rotatably fitted over a rotating-locking mechanism at an end of a shaft; and an end cap attached to an open end of the sleeve to enclose the rotating-locking mechanism and the end of the shaft inside the sleeve, in which the rotating-locking mechanism includes a supporting ring rotatably fitted over the shaft and a joining ring attached to the end of the shaft, in which the supporting ring abuts, on one side, a shoulder on an inner surface of the sleeve and, on the other side, the joining ring.

Abstract: A controlled torque fastener for use with a substrate includes a first driver engagement feature and a primary fastener portion connected to the first driver engagement feature. The primary fastener portion includes a threaded fastening portion and a second driver engagement feature connected to the threaded fastening portion. The first driver engagement feature is configured to be engaged by a first driver to enable the first driver to tighten the controlled torque fastener onto the substrate until the first driver engagement feature breaks off from the primary fastener portion. The second driver engagement feature includes a socket configured to receive a second driver and to enable the received second driver to apply a torque to the primary fastener portion.

Abstract: A socket assembly can attach a fastener to a receiving structure. The socket assembly includes a body portion defining a receiving space. The socket assembly further includes a gripping structure attached to the body portion. The gripping structure movably supports the fastener within the receiving space. The gripping structure is movable between a closed position and an opened position. The socket assembly further includes an alignment structure axially aligning the body portion and the receiving structure. Methods of attaching a fastener to a receiving structure are also provided.

Abstract: Apparatus and Method of use for an improved lock nut type of fastener. On a threaded rod, a set of one or two cavity locknuts are used with a sleeve like ferrule to lock a nut in a set position on the rod. For example a nut that is clamping a workpiece can be held in place (resisting if not preventing loosening) by suitable application of the ferrule and cavity locknut. The cavity locknut has a tapered funnel-like cavity in a nut face around the nut's threaded hole. Locking is accomplished by immobilizing the ferrule on the rod and against the nut to be held, orienting the cavity side of the cavity locknut toward the ferrule, and forcefully torquing the cavity nut against and around the ferrule so that it is crimped against the threaded rod by the tapered cavity in the nut.

Abstract: A actuating instrument including an instrument tip assembly having a yoke attachment thread. The actuating instrument also includes an actuator having an actuating shaft. The actuating shaft is provided with a first thread within the actuating shaft and a second thread provided on the actuating shaft. Further, the first thread is connected to the yoke attachment thread. Additionally, a back hub is provided at a proximal end of the instrument tip assembly and includes a rib or ribs provided on one of an inner surface and an outer surface of the back hub. The rib or ribs projecting from the one of the inner surface and the outer surface of the back hub and engages the second thread of the shaft to from an attachment thread.

Abstract: A tongs system and method for making and breaking threaded joints of a string of tubing for an oil well involves, in some examples, the use of a set of tongs with a two-speed transmission and a hydraulic system selectively operable in a high-pressure mode and a low-pressure mode. During an initial tightening period, the tongs system operates in high-gear and high-pressure for maximum speed. During a subsequent final tightening period, the tongs system operates in low-gear and low-pressure to controllably tighten the joint to a predetermined target torque. In some examples, to allow the transmission to shift speed without jamming gears, the tongs system pauses for an instant between the initial and final tightening periods. In some examples, the tongs system is interlocked with a hoist and/or other tube-holding and handling equipment.

Abstract: A lubrication management system for a rotating shaft assembly includes a shaft rotatable about a central axis and in operable connection with at least one component, wherein lubrication is supplied proximate an outer diameter of the shaft. Also included is a lubrication manipulation device for directing the lubrication radially away from the outer diameter of the shaft, wherein the lubrication manipulation device comprises a threaded portion for fixedly securing the lubrication manipulation device to the outer diameter of the shaft.

Abstract: A wrench includes a wrench shaft and a wrench head pivotally mounted on the first end of the wrench shaft. The wrench head includes a pair of protrusions with engaging surfaces and a plurality of ratchet teeth arranged radially around a pivot hole. A pawl including a plurality of pawl teeth is mounted in a machined slot in the wrench shaft. A biasing element biases the pawl teeth toward engagement with the ratchet teeth. A reset mechanism is coupled to the pawl. A method of rotating a rotary fastener around a threaded shaft includes rotating a wrench shaft with respect to a wrench head such that the ratchet mechanism ratchets at least one step, where the wrench head is laterally removable from the rotary fastener by way of the slot regardless of the position of the wrench head within the range of motion of the wrench head.

Abstract: A rotary cutting tool includes a replaceable cutting tip having a cutting portion structured to perform cutting operations on a workpiece and a first threaded portion disposed generally opposite the cutting portion. The cutting tool further includes a generally cylindrical tool body disposed about a central longitudinal axis. The tool body has a first end portion adapted to be coupled to a machine tool and an opposite second end portion having a second threaded portion cooperatively engaged to the first threaded portion. The second threaded portion is moveable with respect to the tool body in a manner that selectively couples the cutting tip to the tool body.

Abstract: An optical connector and a method for assembling the optical connector with which the optical connector can be easily assembled are provided. An optical connector includes a ferrule assembly including a ferrule that holds an embedded fiber, a sleeve that holds the ferrule assembly, and a rear housing that is connected to the sleeve and through which an optical fiber that is connected to the embedded fiber is inserted. The ferrule assembly is fixed to the sleeve by threadably engaging a male screw of the ferrule assembly with a female screw of the sleeve.

Abstract: A threaded connection includes a pin member comprising a first pin step and a second pin step, and pin wedge threads disposed on each of the first and second pin steps and a box member comprising a first box step and a second box step, and box wedge threads disposed on each of the first and second box steps, wherein an axial separation of the first and second pin steps differs from an axial separation of the first and second box steps.

Abstract: A pipe hanger clamp, formed by bending a flat section of metal bar or plate, has two vertical side members which have been cut so their side view is a “C” shape. The lower arms of these two side members are joined by a horizontally extended end wall, about which the side members are bent. Holes in the end wall receive a mounting set screw into a captured nut and another nut to hold a pipe hanger rod for supporting a pipe. An overhead support is clamped between the set screw and the upper arms of the C-shaped side members, such that the load applied to the rod is generally edgewise to the plate thickness, and does not provide an unbending force on the clamp.

Abstract: A linkage pin assembly is disclosed. The linkage pin assembly includes a grease fitting, a linkage pin, and a coupling. The grease fitting includes an outer shell. The outer shell encloses an internal cavity. The outer shell includes a thread blank having at a second end of the outer shell. The thread blank includes hardened lead threads. The hardened lead threads are induction hardened to at least RKW C 53. The linkage pin has an untapped hole. The coupling is between the grease fitting and the linkage pin. The coupling is formed when the hardened lead threads of the grease fitting create corresponding threads in the untapped hole of the linkage pin when the grease fitting is inserted into the linkage pin.

Abstract: An occupancy sensor may include a plurality of user-selectable mounting features that enable the sensor to be mounted to building structure in a variety of ways. The sensor may include: a nipple for engaging a connector associated with the building structure; one or more key hole slots for engaging fasteners associated with the building structure; and one or more flat side surfaces for engaging corresponding flat surfaces of a mounting plate associated with the building structure. A spring on the flat side surface may lock the sensor to the mounting plate. The nipple may be removable to allow the sensor to be flush mounted to the building structure. The sensor may also include a user-adjustable lens that enables a user to make discrete adjustments of the field of view of the sensor according to present levels. Other embodiments are disclosed and claimed.

Abstract: In a method for influencing the thread geometry of an internal thread of a first component of an injection device for internal combustion engines, which is provided for carrying high-pressure fluid, wherein the first component has a tubular end portion and an internal thread is formed on the interior surface of the tubular end portion, and a second component having an exterior surface on at least a portion thereof so as to be received in the tubular end portion of the first component wherein the exterior surface is threaded so said second component can be screwed and clamped against a support surface of the first component, and wherein the tubular end portion on the external side is acted upon by a radial compression force allowing a plastic deformation. The tubular end portion is transformed thereby in such a manner that the internal thread obtains an inner diameter (D) continuously decreasing towards the free end.

Abstract: A fitting assembly for a high pressure system includes a tube assembly including a tube having an undercut near a first end. A gland is slidably coupled around the tube and has an exterior threaded surface. The gland forms a gland cavity adjacent an exterior surface of the tube. A spring collar is also slidably coupled around the tube between the gland and the first end of the tube such that a portion of the spring collar is disposed within the gland cavity. The fitting body has an inlet passage and a fitting cavity for receiving an end of the tube assembly. The open end of the fitting cavity has a threaded surface forming a threaded engagement with the threaded surface of the gland. This threaded engagement creates a primary and secondary seal in the fitting assembly. The secondary seal applies a force to the threaded engagement.

Abstract: A method for the attachment of a bolt element to a component is described. The bolt element has a head part having a contact surface and a shaft part extending away from the head part, the shaft part having a tip provided at its end remote from the head part, the tip merging into a thread cylinder, optionally via a cylindrical region. The bolt element is pressed with the tip to the fore against the component and the tip is pressed through the component until the side of the component adjacent the head part of the bolt element enters to contact the thread cylinder and the tip thereby generates a hole in the component. The bolt element is subsequently turned so that the thread of the thread cylinder forms an internal thread in the wall of the hole. A bolt element is also claimed.

Abstract: A drill bit assembly for boring including a drill bit and a bit sub. A front bit end has a plurality cutting elements at a forward face of the front bit end and a first fluid return passage extending through the drill bit to a rear bit end. The bit sub couples to the rear bit end. The bit sub includes a bore disposed at a front sub end sized and shaped to receive the rear bit end of the drill bit. A plurality of legs extends from a mid-sub region toward the front sub end between pairs of cutting elements. The plurality of legs has a fluid delivery passage disposed therein with the fluid delivery passage extending from the plurality of legs to a rear sub bit end. The bit sub has a second fluid return passage connecting the first fluid return passage to the rear sub bit end.

Abstract: A grab handle mounting assembly securable to a mounting surface includes a first mounting arm assembly securable to a mounting surface. The first mounting arm assembly defines a first male pin. A second mounting arm assembly is securable to a mounting surface and defines a second male pin. The assembly further includes a first tube having first and second open ends, wherein the first male pin is mateable within the first open end of the first tube and the second male pin is mateable within the second open end of the first tube. When the first and second mounting arm assemblies are secured to a mounting surface with the first and second male pins mated with the first and second open ends of the first tube, the first and second mounting arm assemblies impose a torsional force on the first tube.