Abstract: A torque nut with an axially deformable projection protruding from the axially inner end face of the torque nut. The torque nut may be assembled as part of a compression fitting including one or more ferrules for engaging a tube held within the torque nut and a fitting body onto which the torque nut can be threaded. The axially deformable projection will engage an opposing face on the fitting body and this allows a person tightening the torque nut to to feel when the torque nut is madeup to prevent undermaking or overmaking the torque nut. When the axially deformable projection engages the fitting body, there will be an abrupt increase in torque needed to tighten the torque nut on the fitting body after only partial axial deformation of the axially deformable projection relative to the axially inner end face of the torque nut.

Abstract: A tub filler faucet assembly for coupling to a floor includes a spout, a mounting assembly, and a rough-in assembly. The mounting assembly is coupled to the spout and the rough-in assembly. The rough-in assembly is positioned below the floor.

Abstract: The present disclosure provides a brake assembly for a railway truck. The railway truck includes a frame. The brake assembly includes a live lever assembly including a pair of spaced apart live levers. The brake assembly includes a dead lever assembly. The brake assembly includes a slack adjuster disposed between the live lever assembly and the dead lever assembly. The brake assembly includes a hanger lever disposed between the pair of live levers. The hanger lever is pivotally coupled to the live levers. The brake assembly further includes a connecting terminal disposed on the slack adjuster, wherein the connecting terminal is coupled to the hanger lever via a trigger rod. The brake assembly further includes a first brake shoe attached to the hanger lever and a second brake shoe attached to the dead lever assembly.

Abstract: A furniture structure (1) comprising: at least one shoulder (2) having a shoulder body (3) of a preset height (H), said shoulder body (3) having at least one wall (4) which delimits said shoulder body (3); said shoulder body (3) comprising at least one shoulder slit (5) forming an opening through said at least one wall (4) having a preset longitudinal extension and preset transverse dimension or width (s1); said furniture structure (1) further comprising a back panel (6) having a substantially plate-shaped back panel body (7) of a preset thickness (r) transverse in relation to said plate-shaped back panel body (7); said back panel body (7) comprising at least one back panel edge (8) suitable to cooperate with said at least one shoulder (2) to form said furniture structure (1); wherein said back panel edge (8) has at least one tenon portion or tenon (9) comprising a tenon neck (10) and a tenon projection (11); and wherein said tenon neck (10) has a preset neck dimension (s) transverse to said plate-shaped back

Abstract: A system for securing a fuel tank to a mobile machine includes a mounting frame connectable to the mobile machine and having a substantially rigid portion configured to support the fuel tank, and a mounting strap connected to the mounting frame and configured to secure the fuel tank to the mounting frame by extending around at least a portion of an outer surface of the fuel tank. The system also includes a first connection material connected to at least one of the mounting frame and the mounting strap, and a second connection material configured to mesh with the first connection material thereby forming a removable hook-and-loop connection therewith. The second connection material is connectable to the outer surface of the fuel tank such that when the first connection material is meshed with the second material the removable connection therebetween substantially prohibits rotation of the fuel tank.

Abstract: A frangible target suspension apparatus wherein the frangible targets are secured to one or more support cords by passing the support cord through slots in the side edges of a sleeve and friction to keep the frangible targets in place on the support cord. In an alternative embodiment, the frangible target engages a cover with side slots that is placed over the frangible target from the rear retaining the support cord in place within the side slots.

Abstract: A device including: a load bearing structure for supporting a load on a surface; a surface engaging assembly operably connected to the load bearing structure; and, a biasing arrangement configured to be energized when the load is applied to the load bearing structure, the biasing arrangement urging the surface engaging assembly towards a disengaged condition to allow the movement of the device relative the surface.

Abstract: A manufacturing method employing a robotic assembly system includes first and second fastener system components that are positioned by a robotic assembly on opposite sides of at least two structural pieces that are to be fastened together. The first system component includes a particular tool of a plurality of different types of tools, where the particular tool installs a particular fastener of a plurality of different types of fasteners. Each tool includes a block or base of magnetic material with a passageway opening for the fastener associated with the tool passing through the base. The robotic assembly positions the tool against one side of the structural pieces to be fastened, and positions an electromagnet assembly on the opposite side of the structural pieces. Activating the electromagnet assembly clamps the structural pieces together. With the fastener positioned in a hole through the structural pieces, the tool is activated to install the fastener between the structural pieces.

Abstract: A conduit guide apparatus, system and method for using the conduit guide to fixedly couple a conduit to a support member is described. The conduit guide apparatus includes a partial cylindrical surface, a first neck segment, a second neck segment, a first arcuate shoulder and a second arcuate shoulder. The partial cylindrical surface surrounds a conduit void and a conduit void axis. The first neck segment is adjacent to the first end and surrounds a first channel along a channel axis that is orthogonal to the conduit void axis. The second neck segment is adjacent to the second end and surrounds a second channel along the channel axis that is orthogonal to the conduit void axis. The first arcuate shoulder is adjacent to the first neck segment and includes a first grooved outer wall on both sides of a first recess. The second arcuate shoulder is adjacent to the second neck segment and includes a second grooved outer wall on both sides of a second recess.

Abstract: Fasteners are generally described. In some examples, a fastener may include at least one hook. The at least one hook may include an arcuate portion and a linking portion. The arcuate portion may be connected by the linking portion to a pivot point. The pivot point may be located with respect to the first member so that, as the linking portion pivots around the pivot point, the arcuate portion moves along an arcuate path between a non-fastening position and a fastening position. In the fastening position the arcuate portion may extend beyond the first member to engage with the second member to secure it to the first member.

Abstract: A one-piece rigid connector allows a nominal construction wood member to slip axially while fixed at its distal end, to accommodate the naturally occurring shrinkage of lumber. The connector surrounds the wood member and attaches to a second wood member to secure the members together. The connector may be slightly larger radially than the first member to accommodate natural movement. In one embodiment, the connector is made of a light gauge sheet metal and attaches a vertical baluster to the horizontal lower deck rail of an elevated wood deck guard rail system. The connector secures the baluster horizontally, but allows the baluster to move vertically to accommodate expansion or contraction of the baluster after construction. The distal end of the baluster is secured using conventional wood screw attachment. The connector includes tabs on each side to allow fastening of the connector to the lower deck rail using conventional wood screws.

Abstract: A self-restrained pipe joint system and method of assembly to connect two lengths of pipe in a mechanical joint, which maximizes the advantages of both restrained push-on joints as well as mechanical joints, as are known commonly in the art. The invention has application to long-run pipe lengths as well as to appurtenances, including fittings and connections.

Abstract: A loop surface fastener in which numerous looped engaging elements formed from loop yarns inserted in parallel to ground warp yarns are provided upright on one side of a base fabric formed from ground warp yarns and ground weft yarns satisfies all the following requirements 1) to 3). 1) The loop yarn is a multi-filament yarn formed by bundling 5 to 9 filaments of 30 to 45 decitex. 2) The density of the looped engaging elements is in a range of 100 to 200/cm2. 3) Loop surfaces of the looped engaging elements are substantially facing in the same direction and the loop surface facing direction is a ground weft yarn direction.

Abstract: An improved antenna ball joint mount is provided that includes a hollow socket mechanically coupled to a spherical member with a locking part. The hollow socket and the spherical member are fully detachable to simplify the installation of an antenna. A user is able to set a position of the antenna to any point on a spherical sector surface within a range of motion allowed by a shape of joint components and rotate the antenna around own axis to adjust a polarization plane and then lock the mount in a predetermined position.

Abstract: Disclosed are a high-density fiber connector and an assembly method thereof. The connector, adapted for use with a fiber adapter, comprises a connector casing, a ferrule, a spring and a boot, wherein the connector casing has a cross width of 2.5 mm to 4.5 mm. The connector casing comprises a front casing and a rear casing, which lock up one another to form a cavity. The tail of the connector casing is connected with a boot. On the connector casing are sequentially arranged a guide block and an elastic arm from the front toward the back. A fixed end of the elastic arm is oriented toward the tail of the connector, while a free end faces an insert end of the connector and includes a retaining bump. The ferrule 2 is fastened with the ferrule tailstock 3 and penetrates through a through hole at the front of the connector casing. The spring is compressed between the ferrule tailstock and a thrust block formed by inner walls of the connector casing.

Abstract: In one embodiment, the conduit connector comprises a body, a cover, and a slide located in the channel. Optionally, the body can comprising a box engagement region capable of engaging an opening in an enclosure and a channel having body sides that diverge from an inlet end toward an outlet end, wherein the sides have a cover connector. The cover can be disposed across the channel and mated with the cover connector. The slide can optionally comprise slide sides that diverge toward the outlet end, a bore extending into the slide from a first end, and protrusions extending from the slide into the channel and having a size and geometry to engage a groove on a conduit.

Abstract: A mechanical system (1) includes a support (10), a tooth (20) and a device (30) for interconnecting the two components. The device includes an elastic sheath (40) having an inner cavity (48) and an outer wall (44) adjustable in a housing (14) of the support, and a key (50) adjustable in the cavity. The sheath and the key can be rotated together in a fixed manner about a pivoting axis in the housing, between an insertion configuration and a locking configuration, thereby forming a coupling connection between the tooth and the support. The inner cavity extends into the sheath along an eccentric axis that is radically staggered in relation to the pivoting axis. The inner cavity is provided with elements for rotatably securing to driving elements (59) arranged on the key. A heavy-construction machine bucket including such a system, and a method for implementing such a system are also described.

Abstract: According to aspects of one or more exemplary implementations, disclosed is a flanged ribbed nut, or FRN, having a head above an extended flange formed integral to said head, and a neck integral to and extending from said flange opposite said head, and a threading guide in fluid communication with said head, flange and neck, and having at least two interfering ribs formed therein.

Abstract: Devices for bags having one or more straps comprising an attachment case, a clasp, and a hook connected by one or more chains to an annular connector, where the attachment case comprises a top portion and a bottom portion that contains a suction cup for securing the bag to a flat surface.

Abstract: A gas turbine having an annular casing with a series of circumferentially spaced openings defined therethrough; a plurality of vanes extending radially inwardly though respective casing openings, an outer end of the vanes projecting radially outwardly from the casing through the respective openings and located within the respective openings by grommets, and an inner end of the vanes being mounted to an inner portion of the casing; a flexible, segmented strap extending around the annular casing, surrounding the projecting outer ends of the vanes; and a spring radially loading the flexible strap configured to apply a tension force to the flexible strap.

Abstract: A bracket attaches a heat exchanger to a supporting member. The bracket includes a vibration-proof member, and first and second bracket members. The first member is fixed to the supporting member. The second member is joined to a projection of the heat exchanger through the vibration-proof member. The second member is attached to the first member. The second member includes a joining part and an attaching part. The projection is inserted in the joining part from a projecting direction of the projection so that the joining part is joined to the projection with the vibration-proof member intervening therebetween. The attaching part is inserted in the first member from a direction that intersects with a joining direction in which the joining part is joined to the projection, so that the attaching part is attached to the first member at an arbitrary position of the first member in the joining direction.

Abstract: An oxygen storage cylinder is stored in an interior cabin of an aircraft by providing a generally cylindrical envelope of flexible material receiving the cylinder therein and securing the envelope to a fixed seat frame. Circumferential straps are secured to a cylindrical wall portion of the envelope at spaced apart positions along the length thereof for securing the envelope and cylinder therein to an elongate frame member of the seat frame. End straps secured to intersecting frame members prevent longitudinal sliding of the envelope and cylinder therein relative to the elongate frame member of the fixed seat frame. The envelope protects the cylinder from direct contact with the frame to prevent friction or vibration damage to the cylinder while fixing the position of the cylinder in the interior cabin for the safety of surrounding passengers in the event of turbulence.

Abstract: A two-component device for supporting and retaining a cable or wire bundle in a channel comprises support part with a support surface in which is formed an elongate recess for a cable tie. The upper part lifts on to a lower part and it secured to the floor of the channel, by means of rivets or the like. The support part has an integral tie bar extending across the elongate recess. The lower part has a corresponding tie bar extending across it, between opposed side walls of the lower part. With the wire bundle in place, the cable tie is passed around it and through the recess, passing under the respective tie bars and secured at to hold the bundle in place against the support, at the same time holding the two parts of the support together.

Abstract: A transport unit comprising a load carrier (9) and a load (18) supported by said load carrier (9) and comprising a coil (1) of a web (3) being wound on a reel (4). A load securing member (25) extends inside the reel (4) and between the load carrier (9) and an anchoring device (24) arranged on a top surface (20) of the load (18) such that the load (18) is secured to the load carrier (9). The invention also relates to a method for manufacturing a transport unit.

Abstract: A one-piece rigid connector allows a nominal construction wood member to slip axially while fixed at its distal end, to accommodate the naturally occurring shrinkage of lumber. The connector surrounds the wood member and attaches to a second wood member to secure the members together. The connector may be slightly larger radially than the first member to accommodate natural movement. In one embodiment, the connector is made of a light gauge sheet metal and attaches a vertical baluster to the horizontal lower deck rail of an elevated wood deck guard rail system. The connector secures the baluster horizontally, but allows the baluster to move vertically to accommodate expansion or contraction of the baluster after construction. The distal end of the baluster is secured using conventional wood screw attachment. The connector includes tabs on each side to allow fastening of the connector to the lower deck rail using conventional wood screws.

Abstract: A connection assembly, in accordance with one embodiment of the present disclosure, generally includes a first portion, wherein the first portion includes a body made substantially from plastic material and an adjustable interface made substantially from metal material, and a second portion couplable to the first portion.

Abstract: A fastener for removably attaching a filter material to a mounting structure includes a base and corresponding retainer. The base includes an elongate shaft having a first end and a second end, the first end including an attachment means for removably attaching the fastener to the mounting structure. The retainer is configured to be removably received onto the shaft to secure at least a portion of the filter material between the retainer and the base.

Abstract: An interlocking system for connecting a programmable module and an automation controller of an industrial control and automation system is provided. The interlocking system includes a key comprising a shaft with a head and a first attachment feature. The interlocking system also includes a first keyhole in a programmable module cover. The first keyhole is configured to enable the head to pass upwardly there through. The interlocking system also includes a second keyhole in an automation controller cover. The second keyhole is configured to enable the first attachment feature to slide downwardly there through such that disengagement of the key from the second keyhole is resisted. The interlocking system also includes a second attachment feature on a lower surface of the automation controller cover. The second attachment feature is configured to engage with the first attachment feature when the first attachment feature is rotated about an axis of the shaft.

Abstract: A connector for connecting two furniture modules or other stationary objects to form a modular system. The connector includes two hardware pieces, to be mounted onto two furniture modules, respectively. The first piece fits into the second piece in a loading/unloading position, and then moves to a locked position where prongs of the first piece are dovetailed with slots of the second piece. A detent on one hardware piece and a track in the other hardware piece are provided to help the first piece stay in the locked position, but to allow the first piece to move out of the locked position into the loading/unloading position when sufficient force is applied. A furniture unit formed by joining multiple modules using the connector can safely withstand reasonable outside forces in various directions without shifting or separating. The system also allows for easy and intuitive unlocking/dismounting to separate the two modules.

Abstract: The present invention relates to an arrangement for fastening visible elements and in particular an arrangement for mounting sidings. According to the present invention, rapid and precise installation is ensured, together with extended durability of the siding with invisible fastenings.

Abstract: The present invention relates to a method and an apparatus employing at least two magnets one on a top surface of a lid and one on the bottom surface of the lid to secure the magnet on the bottom surface of the lid to the bottom surface of the lid and to provide magnetic fastening means for the measuring spoon or scooper inside the container. This facilitates the ability to store and acquire the scooper from inside the container without the need for reaching into and touching the contents of the container thus avoiding making physical contact with the contents. An additional feature is securing a handle to forming a handle with the magnet located on the top outside surface of the lid so that the handle can be centrally located on the lid.

Abstract: The present invention concerns fastening devices. More particularly, but not exclusively, this invention concerns a fastening device suitable for fastening two or more separate items together. The invention provides a fastening device comprising: a first fixing element 12 and a second fixing element 14. The first fixing element 12 comprises a locking member 16 and the second fixing element comprises an elongate member 18. The locking member 16 is configured to allow passage of the elongate member 18 through the first fixing element 12 in a first direction and resist passage of the elongate member 18 through the first fixing element 12 in a second direction, the second direction being opposite to the first direction.

Abstract: A gaming machine includes a cabinet having a compartment for housing circuitry for gaming and a door for closing the compartment. The door is attached to the cabinet by a hinge system. The hinge system includes a first portion attached to a door and a second portion attached to the cabinet. The first portion includes a first pin proximate a first corner of the door, and a second pin further including a round head proximate a second corner of the door. The second pin has a longitudinal axis aligned to the longitudinal axis of the first pin.

Abstract: A mountable cable tie with fine adjustment with an elongated strap having a first strap end and a second strap end, the elongated strap having one or more rows of teeth or cross-bars formed crosswise on the elongated strap, and a plurality of holes positioned linear along the median between the one or more rows of teeth, at least one locking buckle positioned proximate the second strap end, the at least one locking buckle having at least one channel and at least one locking tang or pawl positioned within the locking buckle, wherein increased insertion of the first strap end into the locking head decreases the size of the loop of the elongated strap to secure the bundle.

Abstract: A scaffolding clip and a scaffolding clip applicator tool are provided for fastening a web, such as a retaining mesh, to a scaffolding pole. During use a preferred method includes holding the fastening clip with the applicator, locating the web between the pole and the fastening clip, piercing the web with opposed ends of the clip and disengaging the applicator from the clip. In order to subsequently remove the clip from the pole a loop of the clip is engaged by a catch of the applicator and levered from the pole with a heel of the applicator that extends from opposite the catch and acts as a fulcrum.

Abstract: An attachment mechanism includes a compliance member positioned between a body and bayonets. The bayonets collectively define an aperture therebetween. Alignment members prevent rotation of the bayonets relative to the body while allowing the bayonets to move radially outwardly against the compliance member. When a second attachment mechanism is received in the aperture of the first attachment mechanism, relative rotation therebetween may interlock corresponding bayonets thereof. The attachment mechanisms may release from one another in a drop event or other incidence of force applied thereto by allowing a bayonet to radially move outwardly out of contact with a corresponding bayonet of the second attachment mechanism. Related methods are also provided.

Abstract: A fastening device, e.g., for an electrical cable in a vehicle, has a sleeve which is lockable in a holder and which encloses the line. The sleeve has at least two sleeve subareas which are at least partially separable from one another in such a way that in a preinstalled state the line is inserted into an inner area of the sleeve, and the sleeve subareas are connectable to one another in such a way that in an installed state the line is completely annularly enclosed by the sleeve subareas. Due to the multipart configuration of the sleeve, it is easily mounted on a line. A resistant material such as a thermoplastic elastomer, which is processable with the aid of injection molding, is used for the sleeve.

Abstract: A seaming element for seaming an industrial textile, an industrial textile, and a method of seaming. A first region of the seaming element comprises at least one securing member, and a second region is securable to the textile. Spaced-apart protrusions in the securing members are interdigitatable with corresponding protrusions in an opposing element, or the other seamable edge of the textile. Opposing protrusions are interdigitated to define first and second channels for securing means. Where the seaming element has two or more securing members, the protrusions of the outer securing member are aligned with those of an inner securing member of the opposing element, and the protrusions of an inner securing member are aligned with those of the outer securing member of the opposing element. Where the securing means is a pintle, the free ends can be inserted back into the channel to secure the seam.

Abstract: A method for inhibiting rotational movement of a nut of a first cable connector that is threadingly engaged with a mating second cable connector wherein the nut has at least one recess in its outer surface, and is rotatably mounted on a fixed housing of the first cable connector, includes a step of removably securing a component to at least a portion of the housing. The component includes at least one first element matingly engageable with at least one corresponding second element positioned on the housing. The method further includes a step of matingly engaging the component with the at least one recess on the nut via a projection rigidly mounted on the component, thereby securing the nut to the component and the housing.

Abstract: A system and method for connecting two flexible containers is provided, in particular for the environmentally sealed connecting of two open ends of tubular films. The method has at least the following method steps of: everting a first open end of a first flexible container over a first ring; everting a second open end of a second flexible container over a second ring, subsequently inserting the first ring through the second ring into the inside of the second flexible container; subsequently aligning, in a parallel and coaxial relationship, the rings in relation to one another; and abutting the rings with the ends clamped in between them.

Abstract: A vacuum pickup attachment for a riding lawn mower and method of using the attachment includes the vacuum pickup attachment being removably attached to the riding lawn mower for receiving lawn refuse. The vacuum pickup attachment has a first position where a mouth of the vacuum pickup attachment is disposed at a first elevated location that is out of the way of the free flow of material that is moving through an exit portal of a cutter deck away from rotating blades disposed under the cutter deck of the riding lawn mower. The vacuum pickup attachment has a second position where the mouth of the vacuum pickup attachment is disposed at a second elevated location that is in the path of the stream of material that is being ejected through the exit portal by the rotating blades disposed under the cutter deck.

Abstract: A hose section for use in a modular PCA air delivery system includes a tension strap extending approximately parallel to and away from the body of a first end of the hose section, and a receiver loop formed on the exterior of the second end that receives a part of the strap therethrough so that the strap can be folded back in the direction of the first end, and fastened to the first end thus holding the first hose section to the second hose section when either hose section is pulled.

Abstract: A standoff adaptor for a push pin. A spacer has a hole formed in one end to complementarily receive a push pin with the pin of the push pin extending outwardly therefrom. A head is threadedly mounted to the opposite end of the spacer and may be adjusted to tightly grip an item between a spacer and head.

Abstract: At least one embodiment generally relates to an installation assembly for an opening in a workpiece that includes a swaged collar, an inner member, and an outer member. The swaged collar has a first end, a second end, and a main body extending between the first end and the second end. The main body includes an inner surface defining a passageway through the collar. The inner member has a mandrel section for expanding the outer member. The inner member is used to expand the outer member and to keep the outer member in an expanded state.

Abstract: A window covering specially designed and attached to indoor residential shutters is disclosed. The window cover is removably attached by various means in various embodiments and provides a user with more control over light transmission, solar transmission and view through properties, as desired. In a preferred embodiment, holes are drilled into as shutter at respective corner. Subsequently, circular magnets are provided to each of the holes to mate with ferromagnetic material configured to the window covering. A variety of fabrics and color options are additionally provided to the window covering.

Abstract: The present invention is a locking pin that takes advantage of a simpler manufacturing process, fewer parts to effectively lock the pin onto an object. The locking pin is in one embodiment for fastening an object by means of an object hole of a predetermined object hole diameter to the pin. The pin comprises an elongated shaft having a forward end and a rearward end with a pinhead at the rearward end. A pair of laterally opposed notches formed at a predetermined location along the length of the shaft. The portion of the shaft between the pair of laterally opposed notches is defined for reference purpose as the lock base. A forward hole and at least one rearward hole that extends through the lock base proximal to the forward end of the lock base. A wire lock is made of a spring-biased wire that is bendable upon compression and returns to its original shape. The wire lock is received into the forward hole and rearward hole.

Abstract: A cable clamp assembly and a cable clamp method for a flat fiber optic cable are disclosed. The assembly includes a wedge-shaped outer shell with a bottom wall having a friction inner surface with a longitudinal central recess formed therein. The flat fiber optic cable resides within the interior of the outer shell and is supported by the friction inner surface. A shim having two parallel rows of protrusions fits within the interior of the outer shell with the protrusions being in contact with the fiber optic cable. The assembly includes a wedge insert having two outer ridges that substantially align with the two rows of protrusions. When the wedge insert matingly engages the outer shell, the outer ridges press down on the protrusions, which in turn press down on the fiber optic cable mainly at the locations where longitudinal dielectric strength members reside.

Abstract: Marine seismic survey using an array (6) of streamers (8) towed behind a vessel (2) and carrying acoustic sources (4) and sensors (10), spreading means (12, 14, 22, 23, 24) for keeping the streamers (8) at a given distance by lateral tensioning, and bridles (16) for connecting the spreading means and towing ropes and cables. The bridles (16) are comprising at least one solid link or connection device (26) for releasable connection to lines under tension and extending in different directions.

Abstract: A push to connect fitting includes a body member adapted to receive a conduit end, a conduit comprising a first end that can be axially inserted into the body member and a conduit gripping device attached to an exterior surface of the conduit, and a retainer that retains the conduit in place when said conduit is fully inserted into the body member. Additional embodiments include providing a seal with the fitting that seals the exterior surface of the conduit, an optional load retaining sleeve for the conduit gripping device, and an optional gimbal. The push to connect aspect may be realized in the form of a single action unthreaded mechanical connection.

Abstract: A portable drip containment device comprises a tray formed of fuel and chemical resistant fabric. Side walls of the tray are supported by removable bolster segments formed of resilient open cell foam members enclosed within sleeves. The bolster segments are wrapped within a flap of material extending from under the side wall of the tray and around the bolster segments to secure them to the side walls. The outer edge or end of the flap is secured to the side wall. The bolstered side walls may be repeatedly driven across by industrial vehicles without harming the bolster or side wall. The modular bolster segments may be removed and easily stacked, and the tray folded and rolled into a compact modular form, for transport, storage, and reuse of the portable containment tray.