Abstract: A tail gate air diverter tarp provides a streamlined airflow across the bed of a truck to substantially reduce drag on the truck and improve gas mileage. The tail gate air diverter tarp is configured for a universal fit in a truck bed across a variety of manufacturers. The tail gate air diverter tarp has a web reinforced perimeter and a pair of cam buckles attached to the web reinforced perimeter at each corner of the tarp, with one cam buckle oriented in a lateral direction and the other cam buckle oriented in a lateral direction. A cinching strap adjustable couples selected cam buckles with a mount carried in the bed of the truck.

Abstract: A cargo cover apparatus configured to selectively enclose a space above an upper surface of a cargo support bed may include at least one bulkhead mountable on the bed toward one said end of the bed, and a cover assembly mountable on the bed in a position between the forward and rearward ends of the bed and toward the at least one bulkhead. The cover assembly has a front end and a rear end, with one of the ends of the cover assembly being orientable toward the at least one bulkhead, and may be extendable and retractable to change a distance between the front end and the rear end of the cover assembly along the longitudinal axis of the bed. The apparatus also include a securing assembly configured to secure one of the ends of the cover assembly to the at least one bulkhead.

Abstract: A retractable trailer enclosure system includes a flexible cover, rotatable winding spindle moveable by way of a spindle guide assembly. The spindle guide assembly includes a drive assembly actuable to rotate the spindle, a shuttle assembly mounting a spindle end and a guide track assembly which guides the shuttle assembly in reciprocal movement along both a vertical cover deployment/retraction path, and laterally along a spindle storage path.

Abstract: A tonneau system comprising: (a) a plurality of tonneau sections; (b) a retraction system including: (i) a drive roller; (ii) a pulley spaced apart from the drive roller; (iii) a track extending from a location proximate to the drive roller to a location proximate to the pulley; and (iv) a line connected to the drive roller and one or more of the plurality of tonneau sections; wherein the line extends between the one or more of the plurality of tonneau sections and the driver roller when the plurality of tonneau sections are in the closed position, and the line extends from the one or more of the plurality of tonneau sections around the pulley and to the drive roller when the plurality of tonneau sections are in the stored position.

Abstract: Some embodiments are directed to a tonneau side rail assembly for attachment to a vehicle bed frame that is at least partially covered by a bed frame cover, and that at least partially defines a vehicle exposed area. The tonneau side rail assembly can include a tonneau side rail that is configured to be removably attached to a tonneau assembly. The tonneau side rail can include upper and lower surfaces, an aperture being defined in each of the upper and lower surfaces such that an open space is defined between the apertures. An extender can define longitudinally opposite ends, one of the ends being configured to be rigidly secured to the vehicle bed frame, and the other of the ends being configured to be rigidly secured to the tonneau side rail so as to define a gap between the tonneau side rail and the bed frame cover.

Abstract: A tarpaulin support assembly includes a trailer that has a first lateral wall and a second lateral wall. A tarpaulin deploying unit is movably coupled to the trailer, and the tarpaulin deploying unit includes a pair of arms that are each pivotally positioned on a respective one of the first lateral side and the second lateral side of the trailer. Each of the arms is urgeable into a selected angular orientation on the trailer to deploy and retract a tarpaulin over the trailer. A pair of support units is provided and each of the support units is coupled to the trailer. Each of the support unit has a respective one of the arms is pivotally coupled thereto. Moreover, each of the support units is retainable at a selected angular position with respect to the trailer such that each of the arms is supported at the selected angular position. Each of the support units transfers the weight of the tarpaulin into the trailer thereby inhibiting the arms from being damaged.

Abstract: A system may include a container and a cover apparatus for selectively covering a top opening of the container. The cover apparatus may include a roll tube movably mounted on the container and extending between the container ends and parallel to the container sides, a cover tarp having at least a portion rolled about the roll tube, and at least one bow member configured to support the cover tarp over the top opening in a closed condition of the cover assembly. The bow member may be elongated and extend from one said side of the container to the other said side of the container across the top opening of the container. The bow members may be positioned in a substantially vertically-oriented bow plane, and the bow plane may be oriented at an oblique angle to a sidewall plane of the container.

Abstract: The present disclosure provides methods and apparatus for sealing a cargo bed, such as a cargo bed included on a pickup truck or a utility trailer. In particular the present invention provides for a removable and disposable sealing membrane or overlay adhesively attached to a cargo bed for containing contents within the cargo bed and also repelling elements of an ambient environment from entering the cargo bed of the truck or trailer.

Abstract: A tonneau cover access panel assembly connectable to a tonneau cover assembly that eliminates the need for side rails to both locate and tension the top cover. The tension works to seal out environmental elements and holds the tonneau cover and locating bows of the tonneau cover in place. The tonneau cover access panel holds the rear of the tonneau in the closed tension state keeping the tonneau secured and tight until the cover is opened by an operator. The tonneau cover access panel assembly is movable between a closed position and a fully open position, and, is movable between at least a first open position and the closed position for more limiting access to the cargo bed of the vehicle when desired. The tonneau cover access panel assembly also reduces weight and complexity.

Abstract: A tonneau cover access panel assembly connectable to a vehicle that eliminates the need for side rails to both locate and tension a tonneau cover. The assembly also reduces weight and complexity. The assembly incorporates a readily accessible rear latching system that reduces or eliminates interference with the tonneau cover during operation. The assembly also incorporates a tonneau cover tensioning system. The tension seals out environmental elements and holds the tonneau cover and locating bows in place. The assembly holds the tonneau in the closed tension state keeping the tonneau cover secured and tight until the cover is opened by an operator. The assembly is movable between a closed position and a fully open/stowable position and any intermediate positions. The assembly is also movable between at least a first open position and the deployed position for more limiting access to the cargo bed of the vehicle when desired.

Abstract: An apparatus for covering a pickup truck bed is provided. The apparatus includes a flexible cover for selectively extending to at least partially cover the pickup truck bed and at least partially retracting to form a roll. A first motor is provided for extending the flexible cover, and a second motor is provided for driving the roll to retract the flexible cover. A front wall adjacent to an operator's cab of the pickup truck may include a housing for the roll. The flexible cover may include at least one support extending transverse to a travel direction secured at least partially within a pocket formed therein. A water management system may be provided for keeping water from entering the bed. A controller may tie operation of the flexible cover to the operation of any of a light, a tailgate, a remote control, or a control connected with the vehicle.

Abstract: A main body includes a front engaging part on a front side thereof. The front engaging part is engaged with an interior part of the vehicle. The main body is pivotable about the front engaging part. A first string includes a first connecting part connected to the main body rearward of the front engaging part and a first engaging part engaged with a pivotable back door. A second string includes a second connecting part connected to the main body rearward of the front engaging part and a second engaging part engaged with a vehicle main body. The first string is subjected to tension due to weight of the main body and the second string is loosened when the back door is opened. When the main body is moved to a direction that causes the first string to loosen in said state, the second string is subjected to tension.

Abstract: Some embodiments are directed to a tonneau assembly including a tonneau sheet configured to cover at least a part of an exposed area of a vehicle, and a rail assembly including a front rail connected to the tonneau sheet, a rear rail, and a pair of longitudinally extending side rails. The rear rail is pivotable between an open position that uncovers part of the exposed area of the vehicle, and a closed position that covers the part of the exposed area. The rear rail is connected to the tonneau sheet to apply a longitudinal tensioning force as the rear rail is pivoted from the open position to the closed position. The tonneau assembly includes a lateral tensioning assembly that is configured to apply a lateral tensioning force that is perpendicular to the longitudinal force as the rear rail is pivoted from the open position to the closed position.

Abstract: A number of variations may include a product comprising: a cargo attachment system having: a base unit comprising an attachment piece, and a rail comprising a slide face; and a cargo attachment mechanism comprising a knob, a cargo attachment component, and a slider mechanism mechanically coupled to the slide face wherein the slider mechanism is constructed and arranged to slide the cargo attachment mechanism along the slide face and statically lock the cargo attachment mechanism at a position along the slide face, and wherein the cargo attachment component is constructed and arranged to pivotally rotate into a plurality of fixed positions about the knob.

Abstract: A side rail can define an exterior and an interior channel. A coupling strip within the exterior channel of the side rail can be positioned to selectively engage with a coupling strip of a tonneau cover. An end cap can be positioned on an end of the side rail. The end cap having an end face can include an interior extension within the interior channel and an exterior tab extension within the exterior channel between the longitudinal raised side portions. A retaining fastener can extend through the exterior tab extension and can fix the end cap to the side rail without the retaining fastener passing through the coupling strip. The exterior tab extension can limit longitudinal sliding movement of the coupling strip within the exterior channel.

Abstract: An improved tarp specifically configured and adapted for transporting cargo in a truck bed, and unloading cargo from the truck bed at a desired location. The tarp includes several foldable flaps or panels which may be used to secure the cargo within the tarp. The tarp may include several loops which may be used for pulling the tarp out of the truck bed and unloading the cargo from the tarp. Also, the tarp may have several strengthening strips which pull the cargo out of the truck bed.

Abstract: A tonneau cover clamp is provided for clamping a tonneau cover to a rail of a vehicle. The rail of the vehicle has a downwardly facing flange and an outwardly facing flange. The tonneau cover clamp includes a bracket, a clamp arm, a handle and a clamp member. The bracket is coupled to a transverse frame member of the tonneau cover. The handle and clamp member are collectively rotatably coupled to the clamp arm. The clamp member has an upward cam and a side cam integrally formed thereon. The clamp member is configured to engage the rail upon rotation of the handle such that concurrently (i) the upward cam slidably engages the downwardly facing flange to urge the tonneau cover downwardly and (ii) the side cam slidably engages the outwardly facing flange to urge the tonneau cover outwardly.

Abstract: An integrated spray-treating system within the bed of a dump truck to allow for complete internal coverage of such a bed as well as that of a movable cover present thereon is provided. Such a system includes at least rotatable spray nozzle device that permits spray coverage of the entirety of the bed as well as the cover. Additionally, the system comprises a pressure component incorporated with a standard hydraulic component of such a truck as well as a suitable controller configured for the driver to operate the system from within the chassis. The system may be provided as an add-on to an already-existing truck or included within a typical truck manufacturing process. The overall operation thus permits the driver/operator the capability of coating the bed surface to prevent undesirable asphalt or other material build-up, caking, and the like, therein.

Abstract: A tonneau cover assembly for attachment about a top of a perimeter of a cargo box of a pickup truck. The tonneau cover assembly including a cover, a support frame and a securing plate having at least one locking member. Preferably, the tonneau cover assembly includes two biased locking members interconnected by a draw cord. The draw cord preferably includes a clip that removably and adjustably secures the draw cord to a channel in the securing plate. The draw cord preferably includes a pull loop that at least partially extends through an opening in the cover.

Abstract: A tonneau cover for a vehicle includes a housing, a first cover having a cover tab, wherein the first cover selectively extends from an interior of the housing to engage a rear seat, a second cover selectively extendable from the interior of the housing opposite the first cover and a seatback of the rear seat having a seat tab that engages the cover tab when the seatback is placed in an upright position.

Abstract: A tonneau cover system for a cargo area of a vehicle. The system may comprise a flexible cover mounted to a main support frame. The flexible cover may include a folded portion such that the cover is operable between a collapsed position and an expanded position. In the collapsed position, the flexible cover is substantially planar, in the expanded position, the flexible cover is able to cover loads taller than the sidewalls of the vehicle cargo area.

Abstract: The present invention is directed to a cord fixture for attachment to a cord. The cord fixture includes a body having at least one side wall, and a slot in the at least one side wall for retaining the cord therein when the cord is in a fixed condition. The slot has a neck portion and an enlarged end portion adjacent the neck portion. The neck portion is configured to guide the cord into the enlarged end portion such that the cord can be releasably retained within the enlarged end portion. The present invention is directed to the cord fixture for attachment to a cord attached to a tonneau cover for a trailer or vehicle.

Abstract: Pickup truck bed tonneau covers and varieties thereof are manufactured using universal components. An outer frame is made from rails cut from universal rail stock. Universal, adjustable corner brackets can be fixed into a desired position to accommodate all different angles at the corners of the tonneau cover. Intermediate cross car rails are cut from universal rail stock and all are coupled to the outer frame via universal intermediate rail brackets. Opposing pairs of universal hinge brackets are used for all hinges of the tonneau cover. Thus, the tooling required to make a variety of tonneau covers is greatly reduced. An elongated step is adjacent to, and protrudes downwardly beyond, a seal coupling channel with a compressible seal extends along the outer frame. The downwardly protruding elongated step member acts as a continuous elongated stop, limiting compression of the seal member.

Abstract: A roll-up tarp apparatus for attachment to an open top truck trailer having a truck box, having end caps at each end that partially cover the top opening. Preferred embodiments include at least one magnet on at least one of the end caps; even more preferably, a plurality of magnets along each end of the end caps, which are configured to releasably secure the flexible tarp to the end cap when the flexible tarp is in the secured position. Preferably, the flexible tarp is wound around an elongated roll bar that is secured to at least one arm that connects the elongated roll bar to the truck box and selectively activates movement of the elongated roll bar to move the flexible tarp from an open position to a secured position. Various embodiments include biasing members to bias the arm(s).

Abstract: This invention relates to a tarping system with dual springs that allow for constant and continuous pressure to be exerted on the tarp and tarp arms. Specifically, it relates to a tarping system comprising a tarp capable of being unrolled to cover said transport container or rolled to uncover said container, a movement means supplying power to said tarping system, at least two springs positioned at the same angle along a shaft, and two arms joined to said tarp at one end and shaft at the other end.

Abstract: An improved tensioning and locking apparatus for tensioning and locking a sliding tarpaulin that selectively covers and uncovers a trailer, such as a flat bed trailer or an enclosed trailer with an opening in a side thereof. Rotational motion about an axis perpendicular (or substantially perpendicular) to the length of the trailer can be used to operate the apparatus to either increase or decrease tension in the tarpaulin covering the trailer. Such rotational motion can be provided from outside the covered trailer, which is advantageous for operators of said trailers.

Abstract: A tonneau cover frame for a pickup truck bed includes a cross-car rail bracket with a predetermined gap for receiving a cross-car bow in a plurality of configurations. The cross-car bow is movable laterally within the cross-car rail bracket to allow for a single cross-car bow in a variety of locations within the tonneau cover frame.

Abstract: A tonneau cover system for a pickup truck bed includes an adjustable corner bracket assembly. The corner bracket assembly includes a pivotally connected lower bracket member, upper bracket member, and cap member. The upper and lower bracket members are movable between an acute rail configuration and an obtuse rail configuration.

Abstract: An outer frame corresponds to a perimeter of a pickup truck bed. An plurality of upwardly bowed intermediate rail span between, and are coupled to, opposing sides of the outer frame. Each bowed intermediate rail is paired with a wire tension member that spans between, and is coupled to, each end of its paired intermediate rail member. A flexible textile member covers and is supported by the intermediate rail member and is coupled to the outer frame. The wire tension members operate to help reduce lateral deflection of the bowed intermediate rail members when a meaningful downward force is applied to the bowed intermediate rails. A method of assembling a tonneau cover is also disclosed.

Abstract: Elongated side rails for attachment to a sidewall of a truck cargo box as a portion of a tonneau cover assembly. Each assembly includes a flexible cover that can be operatively secured to side rails. One side rail includes a securing portion that can be operatively connected to the sidewall; an inclined portion extending from the securing portion, the inclined portion having first and second sides; a connecting member extending downwardly away from the inclined portion from a position located between the first and second sides; and a longitudinal portion extending from the connecting member opposite the inclined portion. To secure the cover to the side rails, hook fastener is preferably attached to loop fastener on the cover. One preferred side rail has a ridge to prevent premature engagement of the fasteners. Another preferred side rail has directional hook fastener to prevent premature engagement of the fasteners.

Abstract: A tension control assembly for a flexible tonneau cover system of a pick-up truck has an adjustable engagement plate and a screw assembly. The adjustable engagement plate has an engagement hook to selectively engage in one of engagement holes formed on a side rail, and further has a positioning hole to position the screw assembly according to the engagement relationship between the engagement hook and the engagement holes, so that the adjustable engagement plate and the screw assembly can be used to adjust and stably keep a longitudinal position of a front header in relation to a length direction of the side rail, so as to prevent from causing vibration noise. Meanwhile, a transverse position of the front header in relation to a width direction of the side rail can be simultaneously adjusted during adjusting the longitudinal position of the front header.

Abstract: A tonneau cover apparatus for securing a flexible cover about a cargo box of a pickup truck. The apparatus comprises the cover and a support frame for attachment to the cargo box. The frame has two opposing side rails, each of which has a lock engaging surface. The support frame further includes a pair of securing plate engagement members, each of which is secured to one of the respective opposing side rails. The apparatus further comprises a flexible cover securing plate attached to the cover. The flexible cover securing plate includes a channel and least one locking member. Each locking member is secured within the channel and each respective locking member is engagable with the lock engaging surface of the respective side rail such that the flexible cover securing plate is prevented from disengaging with respect to the respective side rail when it is in a first position.

Abstract: A locking mechanism is provided for a tarping system having a flexible cover deployable from a roller assembly for covering a container and a mechanism for extending and retracting the cover from the roller assembly. The locking mechanism includes a locking element, such as a taut cable, mounted to the roller assembly and spanning the width of the cover. The locking element is arranged on the roller assembly with a portion of the length of the cover less than the entire length of the cover wound around the locking element. This portion of the cover corresponds to an extended length of the cover. The locking mechanism prevents further advancement of the cover from the roller assembly once the locking mechanism is uncovered when the cover is unwound.

Abstract: A tonneau cover apparatus for securing a flexible cover about a cargo box of a pickup truck. The apparatus comprises the cover and a support frame for attachment to the cargo box. The frame has two opposing side rails, each of which has a lock engaging surface. The support frame further includes a pair of securing plate engagement members, each of which is secured to one of the respective opposing side rails. The apparatus further comprises a flexible cover securing plate attached to the cover. The flexible cover securing plate includes a channel and least one locking member. Each locking member is secured within the channel and each respective locking member is engagable with the lock engaging surface of the respective side rail such that the flexible cover securing plate is prevented from disengaging with respect to the respective side rail when it is in a first position.

Abstract: A cover system for covering an open top of an open-topped container with a flexible cover includes a bail member having a first end pivotally connected to the container and an opposite second end connected to an end of the flexible cover, a hold-down bow member including an end portion pivotally connected to the bail member and an opposite end configured for bearing against the flexible cover, and a spring pack between the bail member and tensioning bow member.

Abstract: A tension control assembly for a flexible tonneau cover system of a pick-up truck has an adjustable engagement plate and a screw assembly. The adjustable engagement plate has an engagement hook to selectively engage in one of engagement holes formed on a side rail, and further has a positioning hole to position the screw assembly according to the engagement relationship between the engagement hook and the engagement holes, so that the adjustable engagement plate and the screw assembly can be used to adjust and stably keep a longitudinal position of a front header in relation to a length direction of the side rail, so as to prevent from causing vibration noise. Meanwhile, a transverse position of the front header in relation to a width direction of the side rail can be simultaneously adjusted during adjusting the longitudinal position of the front header.

Abstract: A tonneau cover assembly includes a flexible cover, a rigid cross member connected with the cover, and a tensioning and/or latching mechanism connected with the cross member. The flexible cover includes a first end and a second end. The first end is disposed adjacent a cab of a vehicle to which the tonneau covers assembly is configured to attach. The second end is disposed adjacent a tailgate of the vehicle. The rigid cross member connects with the cover such that the cross member moves with the cover as the cover is rolled or folded toward the first end. The tensioning and/or latching mechanism connects with the cross member such that the tensioning and/or latching mechanism moves along with the cover as the cover is rolled or folded toward the first end.

Abstract: A tonneau cover apparatus for securing a flexible cover about a cargo box of a pickup truck. The apparatus comprises the cover and a support frame for attachment to the cargo box. The frame has two opposing side rails, each of which has a lock engaging surface. The support frame further includes a pair of securing plate engagement members, each of which is secured to one of the respective opposing side rails. The apparatus further comprises a flexible cover securing plate attached to the cover. The flexible cover securing plate includes a channel and least one locking member. Each locking member is secured within the channel and each respective locking member is engagable with the lock engaging surface of the respective side rail such that the flexible cover securing plate is prevented from disengaging with respect to the respective side rail when it is in a first position.

Abstract: The invention relates to a covering frame for a tarpaulin structure, comprising a number of bows, which can be displaced along lateral longitudinal beams (4) and which each have a slide (6) at the ends thereof. Folding means (9) for force-folding a tarpaulin are provided in the vicinity of the slides (6). The invention also relates to a slide (6). A reliable and cost-effective assembly is achieved by virtue of the fact that the folding means (9) can be inserted into a guide (62a) of the slide (6) along the axis of the guide (62a). In addition, a profile of a longitudinal beam (4) for use in a covering frame is provided in order to guide a slide (6).

Abstract: The present invention is directed to a tensioning and lock device for achieving a sufficient amount of tension throughout a tarp cover. The present invention is particularly well suited for retractable, tarp cover systems used in the trucking industry, but is also useful in other applications and in other fields. The tensioning and lock device comprises a base and an extending mechanism comprising an actuator. The actuator may be of the hydraulic, pneumatic, or mechanical variation and can be either manually or automatically powered. The present tensioning device is lightweight, compact, easy to install and accomplishes its function in a minimal amount of time.

Abstract: A roll-up tarp apparatus for a truck box having first and second ends, first and second longitudinal sides and an open top. The apparatus includes a tarp, a roll bar, an arm and a biasing member. The first longitudinal edge of the tarp is interconnected to the first longitudinal side of the truck box and the second longitudinal edge of the tarp is attached to the roll bar member. The roll bar is operatively connected to the truck box and is rotatably movable between the first and second longitudinal sides of the truck box, which enables the tarp to close or open the truck box. At least one biasing member is operatively connected to the roll bar or the arm, with the biasing member able to exert a tensioning force in the direction of the second longitudinal side of the truck box so that the tarp is under tension.

Abstract: Control device for both opening and closing the sheets or tarpaulins used to cover the open top bodies in the industrial, agricultural and/or similar vehicles wherein driving pulleys (6a-6b) are set in motion by means of bevel gears (7a, 7b and 7c), wherein the gear (7a) with the first driving pulley (6a) and the gear (7c) with a second driving pulley (6b) are mounted coaxially one in front of the other on the opposite sides of the central bevel gear (7b) which is manually driven by means of the crank (81) and its driving shaft (8), and in that the lengths of the cable rings (3c and 3f) driven by the driving pulleys which extend between additional pulleys (5d-5?d and 5s-5?s) are disposed parallel one another so that the upper lateral lengths (3a) of the cable rings move in the same directions.

Abstract: A cover system for covering an open top of an open-topped container with a flexible cover includes a bail member having a first end pivotally connected to the container and an opposite second end connected to an end of the flexible cover, a hold-down bow member including an end portion pivotally connected to the bail member and an opposite end configured for bearing against the flexible cover, and a spring pack between the bail member and tensioning bow member.

Abstract: Elongated side rails for attachment to a sidewall of a truck cargo box as a portion of a tonneau cover assembly. Each assembly includes a flexible cover that can be operatively secured to side rails. One side rail includes a securing portion that can be operatively connected to the sidewall; an inclined portion extending from the securing portion, the inclined portion having first and second sides; a connecting member extending downwardly away from the inclined portion from a position located between the first and second sides; and a longitudinal portion extending from the connecting member opposite the inclined portion. To secure the cover to the side rails, hook fastener is preferably attached to loop fastener on the cover. One preferred side rail has a ridge to prevent premature engagement of the fasteners. Another preferred side rail has directional hook fastener to prevent premature engagement of the fasteners.

Abstract: A tonneau cover apparatus for securing a flexible cover about a cargo box of a pickup truck. The apparatus comprises the cover and a support frame for attachment to the cargo box. The frame has two opposing side rails, each of which has a lock engaging surface. The support frame further includes a pair of securing plate engagement members, each of which is secured to one of the respective opposing side rails. The apparatus further comprises a flexible cover securing plate attached to the cover. The flexible cover securing plate includes a channel and least one locking member. Each locking member is secured within the channel and each respective locking member is engagable with the lock engaging surface of the respective side rail such that the flexible cover securing plate is prevented from disengaging with respect to the respective side rail when it is in a first position.

Abstract: The present invention is directed to a tonneau cover incorporating a cable system which generates the proper amount of cross-car tension, and still provides for the tonneau cover to be rolled up and stowed when not in use. The present invention is directed to a tonneau cover for a vehicle that is moveable between a stowed position and a deployed position. The tonneau cover has at least one pocket extending along a side of the tonneau cover, and at least one cable disposed in the pocket such that a first end of the cable extends out of a first end of the pocket, and a second end of the cable extends out of a second end of the pocket such that when the tonneau cover is in the deployed position, the cable applies tension to the tonneau cover.

Abstract: A system for securing a truck bed cover includes a pair of vertical side rails clamped to the bed railing of a pickup truck. A first one of a pair of horizontal side rails is attached along the front side of the truck bed and the second one of the pair of horizontal side rails is attachable via a latching mechanism along the rear. The cover is attached along respective front and rear edges to each of the horizontal side rails, and is attachable along respective side edges to the vertical side rails, preferably, using a hook-and-loop fastener. Tensioning devices are employed to keep the cover taut and even on both sides.

Abstract: A tonneau cover apparatus for securing a flexible cover about a cargo box of a pickup truck. The apparatus comprises the flexible cover and a support frame for attachment to the cargo box. The support frame has two opposing side rails, each of which have a lock engaging surface. The support frame further includes a pair of securing plate engagement members, each of which is secured to one of the respective opposing side rails. The apparatus further comprises a flexible cover securing plate attached to the cover and having first and second ends. The flexible cover securing plate includes a channel that extends between the respective ends. The flexible cover securing plate is engageable with the respective securing plate engagement members and additionally includes at least one locking member, preferably two locking members.

Abstract: The present invention is directed to a tensioning and lock device for achieving a sufficient amount of tension throughout a tarp cover. The present invention is particularly well suited for retractable, tarp cover systems used in the trucking industry, but is also useful in other applications and in other fields. The tensioning and lock device comprises a base and an extending mechanism comprising an actuator. The actuator may be of the hydraulic, pneumatic, or mechanical variation and can be either manually or automatically powered. The present tensioning device is lightweight, compact, easy to install and accomplishes its function in a minimal amount of time.

Abstract: A tonneau cover assembly includes a flexible cover, a rigid cross member connected with the cover, and a tensioning and/or latching mechanism connected with the cross member. The flexible cover includes a first end and a second end. The first end is disposed adjacent a cab of a vehicle to which the tonneau covers assembly is configured to attach. The second end is disposed adjacent a tailgate of the vehicle. The rigid cross member connects with the cover such that the cross member moves with the cover as the cover is rolled or folded toward the first end. The tensioning and/or latching mechanism connects with the cross member such that the tensioning and/or latching mechanism moves along with the cover as the cover is rolled or folded toward the first end.