Abstract: A torque tube coupler may include an outer body that includes a first abutting surface and a second abutting surface adjacent to the first abutting surface. Set screws may be inserted into one or more channels of the first abutting surface. Tightening the set screws may force the abutting surfaces away from each other and the outer body to press against an inner surface of a torque tube. Another embodiment of the torque tube coupler may include a central ring sized based on a size of a torque tube. The torque tube coupler may also include a set of fingers that extend away from a first side of the central ring and are shaped to flex radially outward. The torque tube coupler may include a core disposed within the set of fingers that, when drawn towards the central ring, causes the fingers to flex radially outwards.

Abstract: A tool coupling extends along a longitudinal axis and has a first component, a second component, and a clamp for fastening the first component to the second component. The first component has a male clamping portion, the second component has a female clamping portion, and the clamp is located in an inner cavity of the second component. The male clamping portion has a first abutment region located axially rearward of a first plane perpendicular to the longitudinal axis, the inner cavity has a second abutment region located axially forward of the first plane, and the first and second abutment regions face towards the first plane. In a fastened state, a clamp first engagement region of the clamp makes clamping contact with the male clamping portion's first abutment region, and a clamp second engagement region of the clamp makes clamping contact with the inner cavity's second abutment region.

Abstract: Jigs, fixtures, accessories, and the like for locating, aligning, guiding, engaging, and/or holding a workpiece on a woodworking machinery during a woodworking operation are described, as well as methods of making, modifying, and using jigs, fixtures, and accessories.

Abstract: An anti-loosing structure includes a first buckle element and a second buckle element. The first buckle element has a first substrate and a clamping portion disposed on the first substrate. The second buckle element has a second substrate, an embedding portion disposed on the second substrate, and an anti-loosing block. The embedding portion is made of an elastic material, the anti-loosing block is movably disposed in the embedding portion, and is configured to cause the embedding portion to be elastically expanded. The embedding portion is configured to be inserted into the clamping portion, causing the embedding portion to connect to the clamping portion by interference fitting.

Abstract: The present invention relates to a temporary support structure and scaffolding system and components, and more particularly scaffolding beams and beam connectors, that are ultra-light weight, durable and exhibit high strength.

Abstract: A joint member (1) for mechanically connecting a first panel (51) and a second panel (52) to each other has a body (20) equipped with at least four connecting portions (21, 22, 23, 24) each having a respective seat (31, 32, 33, 34) which receives a fixing element (5). The seats (31, 32, 33, 34) are spaced from each other and, in a plan view of the joint member (1), are positioned at the vertices of a quadrilateral. A first (21) and a second (22) of said connecting portions form a first pair of connecting portions, to be fixed to the first panel (51), whereas a third (23) and a fourth (24) of said connecting portions form a second pair of connecting portions, to be fixed to the second panel (52). Each connecting portion (21, 22, 23, 24) has a first face (41), which is facing the respective panel (51, 52) in use, and a second face (42), which is on an opposite side to the first face (41).

Abstract: A double connector for butt-joining two components includes two connector components which can be pushed together as far as a locked assembly position and which each have an spreadable first end portion for inserting into a hole of a component, and a second end portion for spreading the first end portion of the other connector component in each case in the assembly position and at least one locking portion for interlocking the two connector components in the assembly position.

Abstract: Fasteners and related systems according to the invention include a collet body having a first part of a two part anti-rotation arrangement and a cylinder body having a second part of the two part anti-rotation arrangement wherein the collet body and the cylinder body are mateably axially translatable with respect to each other, and have the same or similar outer diameter in some embodiments or not in others. A threaded member rotationally engages the collet body and compressively contacts the cylinder body during operation of the fastener to creating a clamping effect. Rotational interference between the first and second parts of the anti-rotation arrangement preferably occurs at sectional face portions of at least the collet body. Resistance to induced rotation of the cylinder body relative to a work piece rotation of the threaded member is preferably provided by a tool engaging a tool interface present on the cylinder body.

Abstract: An apparatus with two anchors including a housing, a movable element, and a rotary element is provided. The housing includes a first expansion unit, a second expansion unit, and a linkage. First alignment structures are disposed in the movable element and anti-rotation structures are disposed in the linkage. When the movable element and the rotary element enter the housing from two ends and are coupled along an axis, the movable element and the rotary element can approach each other to expand the first expansion unit and the second expansion unit to form two anchors. The apparatus with two anchors secures a sensor in a variety of environments such as walls or machines. When the apparatus with two anchors fixes a sensor in a hole of a stamping machine, the impact force does not cause stress concentration on the sensor so as to improve the reliability of the sensor.

Abstract: A sectional guide pole for wiring includes a first support, a second support, and a joiner assembly. The first support includes a body having a first end and a second end opposite the first end. The joiner assembly includes a first joiner and a second joiner. The joiner assembly is configured to detachably secure the first support to the second support and receive the first end of the first support between the first joiner and the second joiner.

Abstract: An adaptor for securing a second object includes an anchoring part and an adjustment part, wherein the anchoring part includes a distally facing anchoring surface and a proximally facing first control surface. The adjustment part has a distally facing second control surface positioned to abut against the first control surface. The anchoring part and the adjustment part define a common axis that is not perpendicular to the z direction, wherein the first control surface and possibly also the second control surface is/are helical with respect to the axis. Thereby a relative z position of the adjustment part with respect to the anchoring part is defined by the relative orientation of the adjustment part with respect to the common axis while the second control surface abuts against the first control surface.

Abstract: A multiple rod linkage structure includes at least a first rod piece and a second rod piece which are muff-coupled. The first rod piece having a rod opening end sleeved within the second rod piece, and a rod strip opening being opened on a sidewall of the rod opening end. A locking element is connected between the first rod piece and the second rod piece, movably passes through a sidewall of the second rod piece and a sidewall of the first rod piece from outside to inside, is screw-thread fitted with a sidewall of the first rod piece, and then presses against another sidewall of the first rod piece. A tent uses the multiple rod linkage structure as a beam and/or a top rod.

Abstract: A partition assembly for subdividing a floor plan area that includes a beam assembly including a beam member including an upper wall, a pair of side walls, a bottom wall, first and second ends, and a pair of channels extending between the first and second ends, each of the channels positioned closer to one of the pair of side walls than to a longitudinally-extending center line of the beam member, a lower frame member located below the beam member, and vertical frame members extending between the beam member and the lower frame member, a work tool positioned above the beam assembly, and a connector assembly connecting the work tool to the beam assembly, where the connector assembly is coupled to the work tool and engages the pair of channels of the beam member.

Abstract: A joining device for parts of furniture and furnishing accessories, of the shelf unit, bookcase, drawer unit, bed frame, seating type and the like, includes a casing or container body suitable for being inserted in a seat formed in one of the components of the item of furniture to be joined and is provided with an expansion bushing externally projecting with respect to a first end or front open end of said casing or container body and suitable for engaging with a further seat of a further component of the item of furniture to be joined to the component wherein the casing or container body is inserted. Said joining device includes a cam mechanism for a linear motion of actuation means co-operating in an expansion deformation movement of the expansion bushing and simultaneous expansion of at least one portion of said casing or container body.

Abstract: A post coupler expands laterally. The post coupler includes a first member that is hollow and has a first slanted face. A second member is also hollow and has a second slanted face that is abutted with the first slanted face. A rod extends through the first and second members; the rod has a head that is disposed at a head end and threads disposed at a thread end. A nut is engaged with the threads, and rotating the nut causes the first member to extend in a first lateral direction and causes the second cylindrical member to extend in a second lateral direction opposite the first radial direction.

Abstract: A coupling device for connecting a clutch to a turbine train, a turbine train having a clutch, and a method for connecting a clutch to a generator and to a turbine. The coupling device for connecting the clutch has a first coupling flange and a second coupling flange, wherein the first coupling flange and the second coupling flange each have at least one bore for accommodating a coupling bolt. The first coupling flange and the second coupling flange are centered in relation to each other by means of at least one coupling bolt, which is inserted into the bores in the first and in the second coupling flange.

Abstract: An improved tension rod having a first thin-wall metal tube, a plastic bushing inserted inside the first metal tube, a second thin-wall metal tube the second metal tube set partially inside the first metal tube, a helically-wound metal spring with an eyelet on one end and a two closed coils on the other end, the metal spring retained inside the first metal tube by a first diameter metal rivet and in the second metal tube by a second diameter metal rivet, the second metal tube having an end cap on the end opposite the first metal tube, a third metal tube being an extension tube connected to the first metal tube by an expansion clamp located between the first metal tube and the extension tube, the extension tube having an end cap located opposite the first metal tube.

Abstract: A ring has a ring body with a central portion surrounding an axis and extending to first and second opposing ends separated by a split. The central portion has a first axial thickness. At least one retaining feature is formed on the ring body, the at least one retaining feature having a second axial thickness greater than the first axial thickness. An assembly and a gas turbine engine are also disclosed.

Abstract: A fastening device (2;20) for assembling panels (170;180) in furniture, the device (2;20) having an axial extension along an axial direction and a lateral extension along a lateral direction, said device (2;20) comprising an upper part (4;40), and a lower part (5;50) a circumferential extending peripheral surface (10;110), the device (2;20) having an axially extending through passage (8;80) for the insertion of a pin the in the axial direction, wherein the fastening device (2;20) comprises elements for taking up forces along both the axial and lateral direction.

Abstract: A construction set comprises a plurality of elements mutually co-operable to produce at least one assembly, wherein the elements comprise a plurality of connectors (100, 100?) each comprising a substantially cylindrical body and a hollow base, the body being provided with a radially extending cylindrical projection (130?) and the base with at least one groove (131?) and the projection and the groove being shaped to permit assembly of two such connectors (100, 100?) in mutually orthogonal relationship by engagement of the projection of one of those connectors in the at least one groove of the other one of those connectors.

Abstract: A composite frame member includes a pair of profile members extending in a longitudinal direction (Z) and held at connection regions thereof in a parallel, spaced apart relation by an insulating bridge member. The bridge member carries first and second head portions on opposite ends in a height direction (Y) wherein the head portions define outer planar surfaces and first and second inner planar surfaces. The first outer planar surface and the first and second inner planar surfaces of each head portion are mutually parallel and spaced apart in the height direction (Y). Opposed first and second flange members of each connection region are crimped inwardly and abut the outer planar surfaces and generate holding forces F exclusively in the height direction (Y) perpendicular to the longitudinal (Z) and transverse (X) directions.

Abstract: Building panels 1, 1? provided with a mechanical locking system including a tongue 30, at an edge of a first panel 1, cooperating with a tongue groove 20, at an edge of an adjacent second panel 1?, for vertical locking of the building panels. The edge of the first panel is provided with a displacement groove 60, which is downwardly open, and includes an inner wall 61, an outer wall 62, and an upper wall 67. The tongue 30 is formed out of the edge of the first panel. A resilient and displaceable and part 66 of the tongue 30 is displaceable into the displacement groove 60.

Abstract: A portable support for supporting equipment above a surface having an opening to a subsurface space. The support includes a head, an elevator on the head, and legs connected to the head for supporting the head above the surface. Each of the legs has a foot for engaging the surface when supporting the head above the surface. The support also includes an elongate rod vertically mounted on the elevator for movement between a raised position, in which an upper end of the rod extends above the head, and a lowered position, in which a lower end of the rod extends below the feet of the legs to extend into the subsurface space. The support includes an instrument platform positionable on the lower end of the rod when in the lowered position to support the equipment in the subsurface space when the rod is in the lowered position.

Abstract: A coupling device releasably couples tubes of a pole dancing pole. The coupling device includes a body, and a mechanism comprising a first threaded element and a screw member mating with each other, the mechanism being arranged to apply a force to an interior surface of at least one of the tubes by turning the screw member with respect to the first threaded element. The mechanism is further arranged such that, during operation of the mechanism to increase the force applied to the interior surface of at least one of the tubes, a screw axis of the first threaded element and a screw axis of the screw member remain substantially aligned with each other. Also disclosed is a pole dancing pole and a pole dancing pole kit including the coupling device.

Abstract: A spacer plate (3, 6, 7) for interconnecting support profiles (1, 5, 8, 9) of a display support structure (23) is described, including at least one alignment opening (11) for receiving an alignment stud (2) for aligning a first profile (1, 8) with respect to a second profile (5, 9) via the spacer plate (6), and at least one connector opening (13) for receiving a connector bar (4) for connecting the first profile (1, 8) to the second profile (5, 9) via the spacer plate (6), wherein the connector opening (13) is connected to the alignment opening (11) such that the relative position of the alignment stud (2) inside the alignment opening (11) is adjustable by the position of the connector bar (4) inside the connector opening (13). This allows to easily put the alignment stud (2) into the alignment opening (11) of the spacer plate (3, 6, 7) or vice versa and to eliminate all free play between the alignment stud (11) and the spacer plate (3, 6, 7) at the same time.

Abstract: A pin-and-collet assembly, a longwall shearer comprising a ranging arm attached to a lifting bracket with such assembly, a method for the secure fastening of one piece to another, such as securely fastening the ranging arm to the lifting bracket of a longwall shearer using such assembly as a bushing, and a method for longwall mining of ore, such as trona, using such longwall shearer. This assembly is easy to install, does not have to be tightened during longwall operation of an ore panel, and is also demountable when it is time to stop the longwall mining operation and time to remove/replace the ranging arm for maintenance and/or when the end of the ore panel is reached.

Abstract: Expandable splice blocks can be configured to mechanically couple a first rod to a second rod. Expandable splice blocks can include a top plate and a bottom plate. Bottom plates can include a first side coupled to a second side by a neck.

Abstract: Tube connectors are provided for connecting tubes together to form a framework where the connectors are substantially hidden from view by ends of the tubes. Each connector has a support body and several anchor bodies that are formed integrally with the support body or independent from it. The support body has six faces with at most six anchor bodies. For any face of the support body that does not have an anchor body, it is formed to be coplanar with a surface of an adjoining anchor body, allowing an end of a tube with a suitably shaped end portion to cover that face of the support body. A U-shaped aperture with a slanted through passage are provided at a junction of at least one anchor body with the support body. This allows a tool to be inserted into the connector to fix a final tube to the connector.

Abstract: A piece of furniture comprises one or more furniture parts as well as one or more furniture fitting elements which are connected to the furniture parts via attachments. At least one of the attachments is formed by, on the one hand, an opening in the wall of the respective furniture part, wherein this opening is provided with at least one collar, and, on the other hand, a single- or multi-part attachment element which works in conjunction with the respective furniture fitting element and which can be provided in the opening. The attachment element is provided with one or more locking parts which engage behind the collar or collars.

Abstract: A feather imping pin with roughened surface is described that attaches a donor feather to a receiving feather. The feather imping pin is inserted into a receiving feather shaft of the receiving feather. Feather imping is performed using the feather imping pin that connects the donor feather and the receiving feather. The feather imping pin fits inside both the receiving feather shaft of the receiving feather and a donor feather shaft of the donor feather.

Abstract: A pedaled vehicle includes a frame, a wheel rotatably coupled to the frame, a crank assembly operatively coupled to the wheel and having a bore, a pedal received in the bore, and a spring clip for securing the pedal to the crank assembly. The spring clip includes at least one flexible tab or leg capable of flexing between a first configuration, where the spring clip allows a shaft of the pedal to pass through the bore, and a second configuration, where the pedal shaft is prevented from being removed from the bore. A method for coupling a pedal to a vehicle in a tool-less manner is also disclosed.

Abstract: Fasteners for producing double blind joints where the fastener is not visible or accessible are provided. The fasteners comprise a shape memory polymer that may be used to fasten workpieces by heating the fasteners, inducing recovery of the original, permanent shape of the fasteners.

Abstract: A hollow shaft coupling for connecting a shaft (3) to a hollow shaft (2), wherein the hollow shaft coupling (1) can be arranged completely in the hollow shaft (2) and can effect clamping both axially inwardly as well as axially outwardly. The coupling (1) enables a first clamping unit (5) to clamp the hollow shaft coupling (1) axially inwardly against the shaft (3) and a second clamping unit (6) which is separate from the first clamping unit (5) to clamp the hollow shaft coupling (1) axially outwardly against the inner circumferential surface (7) of the hollow shaft (3), with the two clamping units (5, 6) spaced apart from one another axially, and the two clamping units (5, 6) connected to one another via a play-free and rotationally stable coupling which is arranged between them.

Abstract: A connecting element for connecting profile rails and/or profiles of various shape comprises a planar base part which comprises a central web and two lateral limbs which are angled with respect to the web. At least one of the limbs comprises a base part surface section slung out from the web.

Abstract: A kind of furniture connecting piece includes a base and a screw. The base has opposite upper surface and lower surface, opposite two side surfaces, and opposite front surface and back surface. The lower surface of the base is provided with a gapped groove extending to the upper surface of the base, and the gapped groove runs through the front surface and the back surface of the base. The upper surface of the base is provided with a screw hole communicating with the gapped groove. The screw passes through the screw hole and is partially contained within the gapped groove. The furniture connecting piece not only avoids suffering damage in the process of mounting the screw but also strengthens the installation intensity between the furniture connecting piece and the furniture component by setting the gapped groove in the screw hole.

Abstract: A connector for connecting together two floating dock sections includes a first half having a pair of slotted cylinders and a second half with a pair of cones. A pair of rods connects the first half to the second half. When the two halves are loosely connected together, the connector is inserted into opposing receiver sockets of a pair of opposing floating dock members. A flange located at an upper end of the first half arrests the downward travel of the inserted and loosely connected first and second halves. As the rods are tightened, the pair of cones travel toward the pair of slotted cylinders and cause the slotted cylinders to expand radially outward.

Abstract: A swiveling locking mechanism of a telescopic rod of a mop, including: an internal clamping sleeve, an external clamping cylinder, and a U-shaped locking arm. The external clamping cylinder is mounted on the internal clamping sleeve and the lower portion of the external clamping cylinder is constructed as a trumpet-shaped opening mounted from top to bottom on the conic body. The U-shaped locking arm includes an eccentric cam is provided with a mounting hole corresponding to the axle hole of the internal clamping sleeve. Thus, when moving downward the U-shaped locking arm, the external clamping cylinder rises, and the trumpet-shaped opening of the external clamping cylinder is brought in a loosened position. As a result, the indentation is loosened and the internal rod and the external rod are brought into the unlocked and telescopic state and vice versa.

Abstract: A boardwalk system including a first component having a pre-formed recess and a second component having a pre-formed recess. The system further includes a connector configured to be positioned in the recesses of the first and second components to connect the first and second components such that the connector limits the movement of first component away from the second component.

Abstract: A device for the forced locking of two elements oriented orthogonally to one another, especially suitable for steadily connecting and constraining two tubular elements (10), (12) with quadrangular or polygonal section which are partly delimited by a U-shaped band (22) and which have, on at least one face, a plurality of pairs of shaped recesses (14), whereas the band (22) is correspondingly provided with pairs of complementary projections (16) developed projecting on the inner front of the opposite vertical and parallel branches (18) and (20) thereof.

Abstract: A coupling device releasably couples tubes of a pole dancing pole. The coupling device includes a body, and a mechanism comprising a first threaded element and a screw member mating with each other, the mechanism being arranged to apply a force to an interior surface of at least one of the tubes by turning the screw member with respect to the first threaded element. The mechanism is further arranged such that, during operation of the mechanism to increase the force applied to the interior surface of at least one of the tubes, a screw axis of the first threaded element and a screw axis of the screw member remain substantially aligned with each other. Also disclosed is a pole dancing pole and a pole dancing pole kit including the coupling device.

Abstract: A coupling device 1 for releasably coupling first and second axially aligned hollow tubes 10 and 11 end to end. The coupling device comprises a substantially cylindrical body 2 that is adapted to be received within the adjacent ends of the first and second tubes 10 and 11, wherein the device includes an adjustment mechanism 3 operable for radially expanding and contracting the cylindrical body 2. In an expanded state of the cylindrical body 2, the coupling device forms a friction joint with each of the tubes, locking the tubes relative to each other. The cylindrical body 2 includes one or two longitudinal slots 4 to allow expansion and contraction of the cylindrical body. The coupling device is particularly used for the joining of pole sections of dance exercise poles.

Abstract: A plug-in connection (1) is provided for hollow profiled elements (2) of spacer holding frames for insulating glass panes. The plug-in connector (1) has at least one connector part (3, 4) including an essentially U-shaped or box-type cross-section, having lateral walls (15, 16), at least one central wall (14), and, on the connection point (8), a central abutment (18) with a plurality of elastic abutment elements (19, 20), on the edge region of the lateral walls (15, 16). The central abutment includes two mutually oriented individual abutment elements (19, 20) which are arranged on both sides of the connection point (8), each on a lateral wall (15, 16), and have a cushioning effect essentially in the plane of the associated lateral wall (15, 16) thereof. The lateral wall (15, 16) have a recess (26) beneath the abutment element (19, 20).

Abstract: A connector for pipe or tubing. The connector includes a unitary expansion member, formed from a body, a first expansion leg extending from the body, an optional second expansion leg extending from the body, and at least one opening extending through the body. In use, the connector is fastened in place by a fastener that is inserted through the at least one opening to contact at least one of the first and second expansion legs and force at least one of them to deform and contact the inside of the pipe or tubing, thereby securing the connector within the pipe or tubing.

Abstract: A display attachment apparatus comprising a clamp assembly and a mounting assembly. The clamp assembly has a first clamp arm, a second clamp arm and a hinge assembly hingedly coupling the first clamp arm to the second clamp arm. Each clamp arm has a plurality of magnets which engage either corresponding magnets or other ferromagnetic members on an opposing clamp arm, when the clamp arm is in an engaging, or closed configuration.

Abstract: The invention relates to a plug connector (1) for hollow profiles (4) in spacer frames for insulated glass panes. The plug connector (1) comprises at least two connector parts (2, 3) which may be plugged together and which have an essentially U-shaped or rectangular cross-section, which, in the plugged position, have adjacent side walls (6,17) and a positive fit (9). One connector part (2) has at least one retainer element (12) on the side walls (6) thereof (12) with a corresponding wall opening (13). In order to form the positive connection (9), the other connector part (3) has a projection (10) with a positive fit engagement in the wall opening (13) of the retainer element (12) when in the plugged position.

Abstract: Fasteners for producing double blind joints where the fastener is not visible or accessible are provided.

Abstract: What is described is a linear connector for connecting two opposing ends of a hollow profile member for the purposes of forming a frame-like spacer for the production of insulating glass panes. The linear connector includes a top side, a bottom side and two side surfaces, connecting the top side and the bottom side of the linear connector. The linear connector is provided with a midsection in a middle area of the linear connector, with the midsection extending at least along an entire width of the top side or of the bottom side of the linear connector.

Abstract: A modular crankshaft features a connection system between modules that features opposed female receptacles. A pin having opposed beveled ends and hydraulic passages with it is inserted into the opposed receptacles. A pair of seals is disposed on the beveled ends and straddles a hydraulic fluid outlet. The crankshaft wall that defines each receptacle is designed to flex in response to applied hydraulic pressure between the seals on the tapered pin portion. A notch at the base of the receptacle in the crankshaft reduces stress concentration and enables the wall defining the crankshaft receptacle to come back when hydraulic pressure through the pin is removed. The opposed crankshaft receptacles are flanged to allow them to be pulled together over the pin. An interference fit results around the pin after the flanges are mated and the hydraulic pressure is removed.

Abstract: A split tube connector for efficiently connecting separate tubular members together. The split tube connector generally includes a first tubular member, a second tubular member separate from the first tubular member and a connector assembly including a first connector and a second connector connected to the first connector, wherein a first end of the connector assembly is removably positioned within the first tubular member and wherein a second end of the connector assembly is removably positioned with the second tubular member. The first connector and the second connector laterally adjust to engage a first inner surface of the first tubular member and a second inner surface of the second tubular member to frictionally connect the first tubular member to the second tubular member via the connector assembly.

Abstract: A fastening device for preassembling structural members includes a hollow cylindrical body; a bearing ring provided at a proximal end of the hollow body and against which one of the structural members is intended to bear in a fastening position; a pulling threaded rod extending through the hollow body to be inserted into the structural members; a tightening means connected to the pulling threaded rod for maintaining the structural members against each other, the tightening means including a removable tubular end piece for mounting on a proximal threaded end of the pulling rod that can be locally axially compacted under the action of a force applied on said pulling rod in order to form a radial bead for sandwiching the structural members between the latter and the bearing ring; the fastening device including a sheath.