Abstract: A fastener attached to a first member releasably connects the first member to a second member. The fastener can have a head that moves towards or away from a housing that is separate from, or part of, the first member. A linkage assembly has linkage arm(s) extending from the head to the housing, or to the first member, and the fastener can be pivotally connected at a first end to the housing, or to the first member, and also to the head at a second end. Each linkage arm can define a joint located between the first and second ends. When unfastened, the head can be positioned away from the housing, extending each linkage arm. When fastened, the head may be positioned towards the housing, whereby the joint of each linkage arm can become displaced laterally in the fastener, e.g., connecting the second member to the first member.

Abstract: A glass element including at least two glass slabs arranged in facing relationship with a peripheral spacer frame arranged between each pair of glass slabs, and holders for anchorage at selective points to a supporting structure. The holders, each one of which includes two clamping plates which are joined together via connectors, are mounted exclusively in apertures formed in the glass element slab that faces the supporting structure. One of the clamping plates of each holder fitting is formed with anchorage attachment points that are accessible from the outside, and the inner clamping plates are placed in abutment against the inner face of the inner glass slab prior to the assembly of the inner glass slab and the next glass slab, in such a manner that their connecting parts extend at most up to the outer mouth of the apertures.

Abstract: According to a preferred embodiment, a multi-piece fastener with self-indexing nut is disclosed. The multi-piece fastener is designed for use in low clearance areas such as aircraft wing side-of-body joint locations. The multi-piece fastener comprises a stud comprising an elongated part extending between a first end face and a second end face, a threaded head fastener, a threaded tail fastener, and a wrenching feature. A self-indexing feature is provided on the stud and head fastener which allows automatic orientation of the head fastener with respect to the stud.

Abstract: Provided are a retractor attachment clamp and a method for attaching a seat belt retractor to a seat frame of a bus seat includes at least one upper arm having at least one slot disposed through the at least one upper arm. At least one lower arm has a tab that is received within the at least one slot, the at least one lower arm having at least two generally parallel wing portions configured to receive a spindle of the seat belt retractor therebetween. The retractor attachment clamp includes a receiving channel that is defined by the at least one upper arm and the at least one lower arm. The receiving channel is configured to receive the seat frame. The upper arm and the lower arm are pivotable with respect to each other and are fastenable to each other.

Abstract: A cargo support device that includes a cargo support bar having a top flat bar, a plurality of triangular braces and a pair of mounting plates, the top flat bar receives one or more pieces of cargo that would otherwise be placed on a tailgate of a pick-up truck, the triangular braces are coupled to a bottom portion of the cargo support bar and extend downward into the pick-up truck bed while the cargo support bar is placed across the pick-up truck bed, the pair of mounting plates are coupled underneath a first end of the cargo support bar and a second end of the cargo support bar and the pair of mounting plates are placed on the pair of rails of the pick-up truck bed. The device also includes a pair of mounting clamps to couple the cargo support bar to the sides of the pick-up truck bed.

Abstract: The present invention provides a device and a method for securely clamping and unclamping a battery in a battery receiving tray, wherein at least one hold down rod is securely connected to the battery receiving tray on one end and at the other end, is held against one or more horizontally disposed hold down clamps by tension provided by a tensioner operating against a tensioner retaining means at the other end of the hold down rod and the one or more hold down clamps.

Abstract: The invention provides a fastening method and a fastening tool which can stably fasten a nut to a bolt securely and with a small dispersion at a desired axial force. A fastened member is fastened by inserting a bolt to the fastened member, thereafter temporarily fastening a nut and the bolt, pulling a leading end of a shaft portion of the bolt in an axial direction of the bolt, rotating the nut so as to screw into the bolt while elastically deforming the bolt so as to generate an axial force, and thereafter canceling the pulling of the bolt.

Abstract: Bolt-on clamp extrusions for fastening a track to support base extrusion for providing customers with a simple-to-assemble, customizable, reconfigurable, and user-friendly solution for reliable linear motion track assembly. A back-to-back track configuration provides a low-profile track assembly. Custom made base extrusions include deformable fingers disposed in the slot to ensure proper fit despite a variance in track size.

Abstract: A method for the connection of moulded parts, wherein a locking collar pin with locking grooves or with an external thread, is driven through the moulded parts and subsequently a locking collar is locked together with at least some of the locking grooves, or with threaded sections of the locking collar pin, by the application of radial pressure, or by means of a screwing operation. A connecting system with a locking ring pin, which has a punching section for purposes of punching through the moulded parts, and also locking grooves for purposes of active engagement with a locking ring; the latter extends over at least two adjacent locking grooves in the axial direction, or over at least two adjacent threads in the axial direction.

Abstract: The invention includes a fastening method and a fastening tool which can stably fasten a nut to a bolt securely and with a small dispersion at a desired axial force. A fastened member is fastened by inserting a bolt through the fastened member, thereafter temporarily positioning a nut and the bolt together, pulling a leading end of a shaft portion of the bolt in an axial direction of the bolt, rotating the nut so as to screw the nut into the bolt while elastically deforming the bolt so as to generate an axial force, and thereafter canceling the pulling of the bolt.

Abstract: The disclosure relates to a fastening device with a stem which is engaged on a first end by a cross-dowel with a transverse threaded aperture and on a second end by a cylinder with a set-screw. The second end of the stem includes an aperture surrounded by an oval-shaped longitudinally elongated countersunk region. This aperture can capture the set-screw within a small range of longitudinal positions, thereby allowing for fine adjustments to be made to align the sidewalls of adjacent post segments joined by the fastening device.

Abstract: A method of installing a vibratory conveyor into a confined space includes fabricating a modular vibratory apparatus as individual subassemblies, comprising at least first and second side wall subassemblies, first and second end wall subassemblies, at least one cross-member subassembly, a mounting bracket subassembly, a drive subassembly, and a liner subassembly. The method also includes transporting the individual subassemblies to an installation site as separate subassemblies, and attaching the individual subassemblies to each other to define an assembled modular vibratory apparatus using a bolting technique at the installation site.

Abstract: An encapsulated fastener includes a nut having a face with a concave gap adapted to receive a bolt. The nut is encapsulated by an encapsulation including an extension, which includes a tube adapted for receiving a portion of the bolt and a flange adapted for engaging a face of the nut. The encapsulation extension is placed on the nut in an overmolding tool, wherein an encapsulation base is injection molded over a portion of the encapsulation extension. The encapsulation base encapsulates the nut and extends into the nut concave gap forming a base foot and washer protrusion. The nut is encapsulated except for its bore which is sealed off during the overmolding process by a spring-mounted mandrel. Alternative embodiments of the invention include tubes with different configurations for contacting the bolt whereby the tube or cylinder is reinforced. A method and tooling for manufacturing the encapsulated fastener are also provided.

Abstract: A handle assembly for mounting to a door of an appliance includes a main body member having first and second end portions separated by an intermediate portion. Each of the first and second end portions includes a cavity adapted to receive an end insert formed of soft material. Each of the end inserts includes an attachment member. The handle is mounted to a front face of the door through interengagment of the attachment members and base members provided on the door without scratching the surface of the door.

Abstract: Apparatus and method for clamping a flanged joint, in the form of a clamp that is applied across the flanges, having first and second clamp devices applied to circumferentially separate portions of the flanges, each of the first and second clamp devices having a foot portion to engage an outer face of a flange, and a force driver, e.g. in the form of a tensioning nut and bolt assembly, adapted to press the flanges together from opposite sides of the flanged connection. Typically the flange connection is a bolted connection, with bolts or threaded studs etc passing through the flanges, and typically a foot portion on the apparatus is adapted to engage the outer face of each flange between the bolts, to allow transmission of forces to the flanges without applying forces to the bolts, or the nuts or other fixings attached thereto.

Abstract: A tool holder includes a tool holder body with an insert-receiving pocket and a clamp for clamping a cutting insert. The clamp includes a pair of downwardly extending nubs that engage a pair of notches in the cutting insert when the clamp is brought into pressing engagement with the insert, thereby securely clamping the cutting insert in the insert-receiving pocket of the tool holder.

Abstract: A method includes joining an integral bulkhead and a blade shell to form a blade and separating the blade into two blade segments at a location including the integral bulkhead such that each blade segment comprises a portion of the integral bulkhead and a portion of the blade shell.

Abstract: A method of assembling a heat exchanger in a gas turbine engine assembly is provided. The method includes providing a structural body including a wall having an elongated slot, providing a heat exchanger operably associated with a bracket, and providing a slip joint for coupling the bracket to the structural body. The slip joint includes a standoff, an elongated member, and a biasing member disposed about the elongated member. The standoff is inserted through the wall so that the biasing member imparts a predetermined biasing force between the bracket and the structural body. The slip joint allows relative sliding movement between the bracket and the structural body when a sliding force due to thermal expansion or contraction is greater than the biasing force.

Abstract: Disclosed are assemblies, methods, and means for installing attachments in barbecue grills. A barbecue grill may include, in a cooking body of the barbecue grill, an opening and a plurality of holes configured to facilitate installation of an attachment for the barbecue grill. In some embodiments, an attachment comprises a smoke box and is configured to be installed in the opening and securely fastened to the barbecue grill by using fasteners receivably positioned in the plurality of holes. In some embodiments, an attachment comprises a cover plate and is configured to be installed in the opening and securely fastened to the barbecue grill by using fasteners receivably positioned in the plurality of holes. In some embodiments, the barbecue grill comprises a plurality of means for interfacing with attachments, and a means for substantially covering the opening including a plurality of means for interfacing with the cooking body.

Abstract: A fastening and loosening device is provided with a device main body (101) having an upper portion supported along an arrangement direction of stud bolts (65) in a freely movable manner by a conveyance device (73), a bolt tensioner (102) freely ascendable/descendable with respect to the stud bolts (65) together with the device main body (101) by a lift device (74), a guide device (103) coupled with the device main body (101) in a freely relatively movable manner via a cylinder (121) and having right and left guide members (123 and 124) contactable with an outer periphery of a nut (66) from both the right and left sides of a moving direction of the device main body (101), and a guide position adjustment device (105) capable of moving an inner guide member (123) in a horizontal direction intersecting with the moving direction of the device main body (101).

Abstract: Deboning machines and methods of operating deboning machines are provided. In one aspect, a deboning machine includes a housing, a bearing supported by the housing, a separation chamber supported by the housing and including perforations defined through the separation chamber from an interior surface to an exterior surface, an auger including a shaft and a flute formed about the shaft with the auger extending through the separation chamber and the flute adapted to be positioned a working distance from the interior surface of the separation chamber. The deboning machine also includes a retainer rotatably supported by the bearing with the auger extending through the retainer, a nut rotatably coupled to a threaded portion of the auger and rotation of the moves the flute relative to the separation chamber to establish the working distance between the flute and the interior surface of the separation chamber.

Abstract: A heat-exchange apparatus and a mounting component set for installation into storage tanks. The heat-exchange apparatus comprises a heat-exchanging component, a coupling manifold configured to engage with the heat-exchanging component, and a hollow, elongate, flow-directing element that delivers fluid to the heat-exchanging component. The mounting component set comprises an inner flange for engaging the inner wall of the storage tank, an outer flange for engaging the outer wall of the storage tank, and at least one gasket cooperable with one of the flanges. The heat-exchange apparatus sealably engages the outer flange such that the heat-exchanging component extends into the interior of the tank, and the coupling manifold is interconnectable to an external supply of heat-exchange fluid.

Abstract: An apparatus and method for connecting a fan rotor to a shaft of a gas turbine engine includes a segmented clinch nut plate having a plurality of clinch nuts installed in pre-drilled holes in each segment. A plurality of mounting bolts extending through the holes in the rotor shaft and holes in a mounting device of the shaft threadedly engage the clinch nuts of the clinch nut plate. The segments of the clinch nut plate are disposed separately one from another.

Abstract: A load wheel assembly for a materials handling vehicle includes first and second spaced side members, at least one rotatable roller extending between the first and second side members. An interface structure provides a substantially rigid connection between the load wheel assembly and a mounting structure on the materials handling vehicle. The mounting structure includes a transverse bar and the interface structure includes a portion that engages and mates with the transverse bar to form a rigid connection between the interface structure and the transverse bar.

Abstract: A clamping device for securing Hardmetal rolls onto a shaft, comprising, one or more clamping nuts having threads on the inner circumference which are mounted around the pressure ring having threads on the outer circumference by threading means, pair of split clamps having wedge provided on the inner circumference of the split clamps and is accommodated in a groove provided on the shaft fixed to the pressure ring and acts as the bearing member of the mechanism to sustain the axial load applied by the screws. Plurality of screws passing through plurality of threaded holes provided on front face of the split clamps to prevent rotation of the Hardmetal rolls. Plurality of Locating pins are passed through the through holes provided at the mating face of the wedge of the split clamps to restrict radial movement of the split clamps and are used to fix the split clamps.

Abstract: A threaded fastener assembly comprising a threaded fastener (12) and a length of locking wire (16) comprising a shape memory alloy material. The locking wire (16) is pre-worked such that the wire contracts when the locking wire (16) is heated from a temperature below an austenite start temperature (As) of the locking wire (16) to a temperature above the austenite start (As) temperature of the locking wire (16).

Abstract: The invention concerns a nut for removably fixing any component or device to a longitudinal groove (11) of a profiled element (10) by screwed means. The nut in composed of a body (20) having a base surface (21), a front surface (22), two first opposite sides (23) and two second opposite sides (24), and it has centrally a threaded hole (25) extending from the front surface (22) to the base surface (21) along to an axis (X). The nut body (20) is moreover provided with a rounded area (27) joining every first (23) to every second (24) adjoining side at two diagonally opposite corners, and with side roundings (28) at least in an area of the base surface (21) adjacent to, and joining with, both the two second opposite sides (24). The nut is inserted through the outer opening of a profile groove with combined tilt/oscillation and then rotation movements around the axis of the threaded hole for its arrangement in the use and engage position with the hooking teeth in said groove.

Abstract: The tension element position sensor includes three housing elements, wherein the two outer housing elements are configured pot shaped with a base towards a center housing component, wherein one element is the spring motor and the other is the rotation angle sensor. Thus the rotation angle sensor includes two Hall sensors, wherein an encoder magnet rotates as a function of the rotation of the winding drum opposite to the faces of the Hall sensors on the face side of one respective gear of two gears meshing with one another. Herein the arrangement of the gears and circuit boards in the receiver of this lateral housing component is of particular importance. Also the spring motor can be completely preassembled and stored in a closed manner.

Abstract: An anchor apparatus for insertion into a pre-formed hole in an object of interest for permanent embedment in the hole. The apparatus includes: a screw pair having: (i) a screw with a screw head and (ii) a nut threadly interconnected therebetween; an anchor with a distal part and a proximal part to be received and anchored in the hole, the anchor comprising at least two fixing petals extendable from the outer perimeter of the distal part of the anchor; and a pushing tubular member with a distal part and a proximal part, the distal part of said tubular member adapted to expand said fixing petals of the anchor.

Abstract: A coupling includes an annular gasket, the annular gasket including at least one sealing surface directed radially inwardly and an outer surface directed radially outwardly; at least one segment, each segment being approximately semi-circular and including at least one inner surface, at least one outer surface, and at least two ends, each segment including a fastener pad protruding proximate to each end, each fastener pad defining a fastener hole, each end including at least one of a tongue and a groove, each tongue protruding circumferentially from at least one end, each groove defined circumferentially in at least one end; and at least one fastener, wherein at least one portion of a shaft portion of the fastener is sized to engage at least one fastener hole in at least one segment.

Abstract: A method of driving a nut on a bolt comprising using a motorized socket drive tool having an open drive socket located in a drive head portion, is provided. A support assembly having a spring loaded biasing portion configured for travel along a torque arrest path, where a torque arrest member is coupled with the spring loaded biasing portion in an operative position, is provided in a coupled arrangement with the motorized socket drive tool. The open drive socket is directed to pass over the nut and the torque arrest member is directed to engage the bolt such that the open drive socket may drive the target nut, while the torque arrest member holds the bolt from rotation. The open drive socket and torque arrest member are respectively released from the nut and the bolt after the nut reaches a predetermined destination on the bolt.

Abstract: A spacer apparatus of the invention is attached to a fence post to occupy a space between the fence post and a nearby structure. The subject fence end spacer apparatus includes space occupying members, and fence attachment members are connected to the space occupying members, for attaching the space occupying members to the fence post. The space occupying members fills the space between the fence post and a nearby structure. The space occupying members can include horizontal members connected to the fence attachment members and can include vertical members connected to the horizontal members. Together, the horizontal members and the vertical members provide a space-occupying fence portion. The fence attachment means can include first and second fence attachment members for contacting first and second portions of the fence post. The method of using the fence end spacer apparatus to removably fill the space between the fence post and the nearby structure.

Abstract: A deck assembly for a skateboard includes a deck that defines a pair of sets of passages corresponding with openings in mounting structures used for mounting trucks to the deck. A number of male connectors correspond with respective passages and openings, each male connector having an externally threaded shank, a head on a distal end of the shank and a tool engaging formation defined on a proximal end of the shank. A number of female connectors correspond with respective passages and openings, each female connector defining an internally threaded barrel, open at both ends, and a flange on a proximal end of the barrel.

Abstract: A connector (10,10?,10?) for connecting to an extending member includes an interface member (20,20?,20?). The interface member (20,20?,20?) includes an interface surface (22,22?,22?), a first extending abutment member (26a,26a?,26a?) extending from a surface (23,23?,23?) opposed to the interface surface (22,22?,22?), a second extending abutment member (26b,26b?,26b?) spaced from the first extending abutment member (26a,26a?,26a?) and extending from the surface (23,23?,23?) opposed to the interface surface (22,22?,22?), and at least a first passage (24,24?,24?) passing therethrough from the interface surface (22,22?,22?) to the surface (23,23?,23?) opposing the interface surface (22,22?,22?) between the first extending abutment member (26a,26a?,26a?) and the second extending abutment member (26b,26b?,26b?).

Abstract: There is provided in a preferred embodiment of the present invention a connector system and method of assembly comprising a chair having two opposite frame members and two opposite seat frames, wherein the seat frames are connected to the frame members by respective connector assemblies. Further, the frame members are connected to each other by a plurality of lateral rods, each lateral rod being fixed to both frame members by a lateral rod stud.

Abstract: This disclosure relates generally to hose couplings useful for mining applications, more particularly to a fluid coupling capable of generally fully tightened by hand, including a visual lock for visual indication and safety when in a hand-tightened position. The coupling generally includes a male portion, a female portion, a retaining member and a locking member. The male portion passes through the retaining member, and the retaining member threadingly engages the female member. The locking member prevents unthreading of the retaining member from the female member.

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 hold and drive tool and method of operation for fastening parts together with a stud and nut. The tool may comprise a tool body including a drive member therein, with the drive member rotationally driven by a power source; a nut drive member engaging the drive member and including a nut engaging portion received on the nut and rotating the nut relative to the stud; a hold member including a hold shaft connected to a hold bit, with the hold bit located in the nut drive member and received on a hold feature on the stud to prevent the stud from rotating relative to the hold member; and a clutch secured to the tool body and the hold shaft, with the clutch selectively allowing for and preventing rotation of the hold shaft relative to the tool body.

Abstract: A fastening system for attaching cladding panels to a carrier panel and allowing for differential thermal expansion. The system fastens the two panels together at points in the direction perpendicular to the panel planes. A combination of different carrier panel hole sizes and slots fix the panels together at one point and allow the panels to expand and contract relative to each other while maintaining rectangular alignment. Wall panels and buildings constructed using the fastener are disclosed.

Abstract: A nut-holding member for use when bolt-joining a plurality of bases having a bolt hole comprises a nut insertion part for inserting a nut, a stage part, and a stopper part for holding the nut in a dropout prevention state so that the nut inserted in the nut insertion part is kept from dropping out; the stopper part has such a shape as to project to the bearing surface side of the nut inserted in the nut insertion part serving as a surface to be installed on the base or a shape provided with a projection part projecting to the upper surface side of the nut so as to engage a screw groove; and the dropout prevention state of the nut is released by screwing a leading end of the bolt into the nut and thereby deforming the stopper part.

Abstract: A lock ring for securing a threaded stud to a first member, the ring having a first surface defining the ring on the side facing a first axis of symmetry of the ring, and in which a toothed impression is formed when it is forced onto a toothed portion of the threaded stud; and a conical second surface defining the ring on the opposite side to the first axis, and which is forced inside the first member.

Abstract: In one embodiment of the invention, extension brackets are attachable to existing crutch support members in order to outwardly extend the handle location of the crutch a given distance from the vertical plane of the support members of the crutch. An extended handle is attachable between the extension brackets by way of conventional fasteners such as wing nuts and bolts. The design and implementation of the ergonomic crutch handle kit of the present invention are significantly less complicated than designs which are known to exist in the prior art.

Abstract: A wear plate system comprises a wear plate for mounting to the inside of a grinding mill A fastening arrangement comprises an elongate coupling member having a first end arranged to secure to the wear plate such that when so secured the coupling member is arranged to pivot with respect to the wear plate.

Abstract: An installation kit assembly and method permit convenient installation of a drawer dishwasher in a cavity of a kitchen worktop, such that the front of the dishwasher is directed out from the cavity, the cavity having at least one inner wall. The installation kit assembly includes at least one fixation device, having a first part and a second part, which are foldably interconnected, at least one fastener for attaching the first part of the at least one fixation device to the inner wall of the cavity, and at least one second fastener for attaching the second part of the one fixation device to the front of the drawer dishwasher.

Abstract: A tightening head (1) is provided with at least two sockets (4i, 4ii) which are alternatively connected to an output shaft of a nut runner (3), a socket replacing mechanism (6) and a bolt supplying mechanism (7). The socket replacing mechanism (6) is provided with a moving mechanism (61) and a posture changing mechanism (64). The moving mechanism (61) moves each socket (4i, 4ii) between a using position where the socket (4i, 4ii) agrees with an axis of the output shaft of the nut runner (3) and a waiting position which is distant from the axis. The posture changing mechanism (64) changes a posture of each socket (4i, 4ii) to an upward posture corresponding to the waiting position and to a tightening posture corresponding to the using position. The bolt supplying mechanism 7 is provided with bolt magazines (8i, 8ii) and bolt holding mechanism (9i, 9ii). During a bolt tightening step is executed by one socket in the using position, the bolt (B) is supplied to the other socket in the waiting position.

Abstract: An interface system to connect an electronic display to a support. An interface system adapted to allow a user to easily level an electronic display to a desired ergonomic angle regardless of the angle of the support. A method of leveling a display relative to a support.

Abstract: A disclosed connector assembly for a refrigerant system mounted within an aircraft includes a metal seal disposed within a seal bore of a connector and compressed against a seal face of a nipple secured to the connector by a threaded member. The connector includes a seal bore that receives the metal seal with the inner portion of the seal bore open to the bore. In one example, the connector and nut are formed from aluminum and the nipple is formed from stainless steel and includes an aluminum coating applied to surfaces in contact with the metal seal and the connector.

Abstract: A window has a frame and a movable sash mounted within the frame. The sash is formed from interconnected lineals bounding a glazing unit with at least one of the lineals being a sash rail made of a substantially hollow extrusion. A sash lock is mounted to the sash rail by means of a pair of toggle anchors projecting from the sash lock into the sash rail. A corresponding pair of lock screws is driven through the toggle anchors causing them to spread apart within the rail to form a mechanical lock that fixes the sash lock securely to the sash rail. More broadly, a component is anchored to an extrusion, which may be substantially hollow, with toggle anchors extending through holes in the extrusion and being spread apart within the holes by a screw.

Abstract: A blind fastener employs a split bolt element having two symmetrical half sections split at mating separation faces and cooperatively displaceable between a first collapsed position and a second expanded position. A capture portion split bolt has a substantially circular plan form in the first collapsed position with a diameter which is received through an attachment hole in a structural member. A bearing section and a threaded portion both have a substantially circular plan form in the second expanded position while the capture portion has compression surfaces extending with an elliptical major axis greater than the hole diameter in the extended second position to engage a bottom surface surrounding the attachment hole. The bearing section closely engages the attachment hole in the expanded position. A wedge separator element is insertable between the half sections to expand them from the first collapsed position to the second expanded position.

Abstract: A method for connecting pipe elements together end to end. The method includes providing a coupling having a plurality of segments with at least one camming surface, the segments being joined end to end by a plurality of adjustably tightenable fasteners, positioning a first and a second of the pipe elements in end to end relation, positioning the segments surrounding the ends of the pipe elements, engaging the camming surfaces on the segments with grooves on the pipe elements and tightening the fasteners so as to draw the segments toward one another. The camming surfaces slide into the grooves and move the first and second pipe elements away from one another.