Abstract: The lock for roll off container comprises a cover that May obstruct a hook of a roll off container. The cover, in conjunction with an interlock, may be adapted to prevent a roll-off truck from attaching a winch cable to the hook of the roll off container and thereafter hauling the roll off container. The lock for roll off container may preclude expenses that may be incurred if the roll off container containing disallowed content is hauled to a landfill or other disposal facility. The cover may be adapted to be removed by an authorized driver after the contents of the roll off container are inspected for any disallowed content and approved for hauling.

Abstract: A security device for preventing unwanted attachment to a trailer coupler. The trailer hitch lock is formed by a lock body with notched arms and a lock bar that engages the notched arms of the lock body. The lock body engages the coupler mechanism of a trailer hitch and the lock bar secures the trailer hitch with a pad lock.

Abstract: A hitch lock for securing a trailer attachment during to a towing vehicle. The hitch lock comprises two substantially symmetrically mirrored upside-down L-shaped brackets and a rectangular plate comprising downwardly angled ends. The brackets form an enclosed U-shape, covering the hitch ball when assembled, while the plate fits into multiple slots on the brackets, forming a locked position. The adjustable slots on the brackets facilitate accommodation of diverse trailer hitch configurations, ensuring a precise fit. The angled ends of the plate enhance stability, mitigating lateral movement and prevent unauthorized individuals from sliding the brackets off of the plate.

Abstract: A coupler lock device is configured for use with a self-latching trailer coupler securing a hitch ball in the coupler socket. The coupler lock device has a housing that includes a top panel portion defining a cavity configured so that, when the housing is secured in position over the trailer coupler, the housing top panel prevents seating of the hitch ball in the coupler socket by restricting upward movement of the release lever when an attempt is made to insert the hitch ball into the coupler socket. Also, when the housing is secured in position over the trailer coupler with a hitch ball seated in the coupler socket, the housing top panel prevents removal of the coupler socket from the hitch ball by restricting upward movement of the release lever that would otherwise release the coupler socket from the hitch ball.

Abstract: Embodiments of the present disclosure may include a trailer anti-theft device, including an interposer having a solid square metal bar having a coupler interface, a tongue interface, and an interposer stop, the interposer may be adapted to couple to a trailer. Embodiments may also include a tongue adapter adapted to couple to a tongue of the trailer. Embodiments may also include a hitch pin having a hitch pin shaft that passes through an interposer aperture and an adapter aperture, the hitch pin prevents the interposer from sliding out of the tongue adapter. In some embodiments, the interposer may be detachably coupled to the tongue adapter and may be retained by the hitch pin in preparation to adapt to hitching the trailer to a tow vehicle for towing.

Abstract: A trailer coupler shielding and locking device for deterring theft of the trailer and damage to wiring of the trailer includes a clamshell housing, which is positionable around a tongue of the trailer. First and second lock pieces are engaged to the clamshell housing are opposingly positioned relative to its hinge. The second lock piece is complementary to the first lock piece. When the clamshell housing is in a closed configuration, the second lock piece is positioned to engage the first lock piece to lock the clamshell housing in the closed configuration over a hitch ball receiver and a coupler of the trailer to deter theft of the trailer and damage to wiring of the trailer.

Abstract: A hitch configured to selectively latch to a tow bar is provided. The hitch includes a housing, a frame defining a receiving cavity, a moveable arm, an actuator configured to move the arm between an unlatched position and a latched position, and a contact sensor mounted within the housing on a slotted mounting plate. The arm is configured to engage the tow bar when in the latched position. The slotted mounting plate is configured to enable a position of the contact sensor to be adjusted based on a geometry of the tow bar. The actuator is activated by the contact sensor sensing the presence of the tow bar within the receiving cavity.

Abstract: A trailer hitch lock provides a finned, external shell around a centrally-disposed lock assembly. The material of the shell, its distribution of fins, and the fin dimensions all cooperate to defeat a destructive attack on the lock by a portable angle grinder.

Abstract: A bumper cap retention assembly includes an end cap that is insertable into an open end of a bumper on a recreational vehicle. A frame is provided that has a width and a length sufficient for extending around the bumper of the recreational vehicle. The frame has a plurality of lobes each extending outwardly from the frame. A bracket is provided which is positionable between respective ones of the lobes on the frame and the bracket is oriented to extend between respective members of the frame. The bracket extends across the end cap when the end cap is inserted into the open end of the bumper and the frame is positioned around the bumper. In this way the bracket inhibits the end cap from falling out of the open end of the bumper.

Abstract: A trailer coupler lock includes a coupler lock body and pin body assembly. The lock body retains the pin body assembly and slides horizontally onto a trailer coupler. When the lock body is in position under the trailer coupler, the pin body assembly is slid upward through the lock body and a protruding pin section of the pin body passes via a top hole in the pin body to enter into the coupler ball socket. While the pin body is in this position, a key is utilized to slide a shackle on the pin body assembly through a hasp on the lock body thereby blocking retraction of the pin body and locking the whole assembly together onto the trailer coupler. In this locked position, the protruding pin section of the pin body secures the coupler lock body to the trailer coupler and prevents an unwanted union with a trailer hitch.

Abstract: The present invention discloses a trailer connector sleeve lock, comprising a lock cover, a lock tongue piece and a lock hole plate, wherein the lock hole plate is rotatably installed on the lock cover and is provided with a lock hole, and the lock hole plate rotates to the lock cover to serve as the side wall of the lock cover, they are spliced together to form a sleeve lock structure, wherein an opening is arranged above the sleeve lock structure, and the opening is smaller than the size of the lock tongue piece, wherein the lock tongue piece is provided with a lock tongue and is clamped in the sleeve lock structure, wherein the lock tongue extends out of the lock hole and is fixed through an additional lock.

Abstract: A lock for securing a hitch coupler and safety chain hooks, the hitch coupler being attached to a trailer's towing tongue and the safety chains and hooks being attached to the towing tongue, the lock incorporating a primary lock including an enclosure having a floor and a ceiling; a bolt attached to and extending into the enclosure from the floor; a seam segmenting the enclosure and facilitating movements of the ceiling between a first and second positions, wherein, upon movement of the ceiling to the first position, the ceiling overlies the bolt, and upon movement toward the second position, the ceiling displaces from the first position; a releasable latch attached to the primary lock, the releasable latch being adapted for resisting movements of the ceiling; and a secondary lock incorporating a hitch coupler lower surface and the chain hook receiving eye.

Abstract: A trailer coupler locking device that includes: a trailer ball body, wherein the trailer ball body is shaped as a coupling ball; a plurality of locking rods, where the plurality of locking rods define elongated members which extend from the trailer ball body; and a locking mechanism. The elongated members may be placed in either a locked position or an unlocked position. When in the unlocked position, the ball body moves freely in and out of a ball mount coupler, and when in a locked position, the ball body is locked into a ball mount coupler. The locking rods selectively extend and retract by manual operation of the locking mechanism, where the locking mechanism includes a cylinder lock that is operably connected to a rotational member and a mechanical rod actuator. The mechanical rod actuator operable connects the rotational member with each locking rod and enables each locking rod to move linearly in response to the rotary motion of the rotational member.

Abstract: A ball-style hitch safety connector apparatus with a spoon safety connector made, as well as alternative designs, is disclosed herein. In an embodiment a spoon element is secured on the underside of the hitch, the spoon element including a spoon- or cup-shaped portion along with a handle. This spoon element presses up on the bottom of the ball assembly, in particular the underside where the nut and bolt are located that secure the ball to in place.

Abstract: A trailer coupler lock assembly has a rigid protective case that receives an interlock adapter for interlocking a trailer coupler within the rigid protective case. The rigid protective case has a compartment dedicated for securing a safety chain assembly.

Abstract: A hitch receiver includes a shorter and perpendicular secondary hitch receiver disposed upon the top of the hitch receiver. The secondary hitch receiver is configured to enable a user to rotate the hitch receiver into a profile parallel to a vehicle body upon which it is installed as opposed to being perpendicular.

Abstract: A hitch cross path alert system for a vehicle is presented. A first sensor may detect whether a hitch is connected to a hitch receiver connected to the vehicle. A second sensor may identify a pedestrian in proximity to the vehicle. A processor may be configured to predict a path of the pedestrian based on data captured by the second sensor and to cause the vehicle to output an audio or visual warning to the pedestrian.

Abstract: A resiliently-deformable unitary polymer body configured to be removably installed on a wheelchair footrest bracket may comprise first and second keyhole-shaped openings on a first side of the body for snapping-on to the wheelchair frame tube and the pivot pin or post on the footrest bracket, respectively. Additionally, a planar cavity may be located in the body, intersecting perpendicularly the first and second keyhole-shaped openings, and open at least in part to the first side, for receiving at least partially therein a planar blade portion of the footrest bracket. Opposite the first side, cushioned second and front sides of the body are designed to be positioned toward the front of the wheelchair to protect a user's legs. The body may be symmetrical about a horizontal plane so that it can be flipped over and used on both left and right sides of a wheelchair. Methods of use are provided.

Abstract: An adjustable trailer hitch disposed on a ball mount, the adjustable trailer hitch including a trailer ball to receive a trailer coupler thereupon, a plurality of elongated members disposed on and within at least a portion of the trailer ball to move from retracted in a first position to at least partially extended in a second position, and an adjustment assembly disposed on and within at least a portion of the trailer ball to move the plurality of elongated members in response to a rotation of the adjustment assembly.

Abstract: A tamper-resistant device for use with a conventional bait station is formed as a reusable, tear-resistant sock for pulling over and protectively covering the station. The sock may be constructed of ballistic nylon with minimal seams strategically placed so as not to directly contact the hinges and edges. The sock forms a tight band encompassing the station to prevent opening via the hinges. An access slit connecting an edge of the opening of the sock to a cut-out for inserting an anchoring stake therethrough allows the device to be installed and removed with the bait station anchored in situ in the ground. A securable flap extending over the opening of the sock may be secured directly to the locked openable side of the station or may include hook-and-loop attachments for securing to complementary attachments on the sock.

Abstract: The present invention is a trailer hitch protector. The trailer hitch protector comprises a supporting bar adapted to be mounted to a rear of a vehicle. The trailer hitch protector further comprises a protective structure supported from the supporting bar and extending rearwardly from the supporting bar. The trailer hitch protector further a ball hinge cover made of compressible material and fixed to the protective structure, the ball hinge cover adapted to accommodate a ball element of a trailer hitch of the vehicle.

Abstract: Various embodiments include methods, devices, and systems of transporting a payload using a robotic vehicle. Various embodiments may include determining whether a payload is securely held by the robotic vehicle, and taking a corrective action in response to determining that the payload is not securely held by the robotic vehicle.

Abstract: A hitch assembly comprising a receiver having an opening for receiving a hitch member, an anti-rattle member secured with respect to the receiver, and a hitch member comprising a hitch body configured to be received by the receiver, and an engagement portion, wherein when the hitch body is received by the receiver, the engagement portion bears against the anti-rattle member causing at least a portion of the anti-rattle member to resiliently deform in a manner that a reaction force from the resilient deformation causes the hitch body to bear against the receiver.

Abstract: A quick-disconnect (QD) sling swivel includes a main body receivable in a socket on a firearm, a locking mechanism coupled to the main body, and an actuation mechanism coupled to the locking mechanism and depressible in a direction generally perpendicular to a longitudinal axis of the QD sling swivel. When the actuation mechanism is depressed, the locking mechanism is in a first position such that the main body is decouplable from and is freely movable in and out of the socket. When the at least one actuation button is not depressed with a portion of the main body received in the socket, the locking mechanism is in a second position such that the main body is interlockingly received in the socket with the locking mechanism engaged therewith.

Abstract: A cover assembly for a hitch assembly includes a cover and a cover lock assembly. The cover is coupled to the body component for movement between an open position and a closed position. In the open position, the cover permits access to a hitch lock assembly configured to secure a hitch to a hitch receiver and in the closed position, the cover inhibits access to the hitch lock assembly. The cover lock assembly is configured to releasably secure the cover to the hitch receiver when the cover is in the closed position. The cover lock assembly includes a locked configuration and an unlocked configuration. In the locked configuration, the cover is inhibited from moving from the closed position to the open position. In the unlocked configuration, the cover is permitted to move from the closed position to the open position.

Abstract: A trailer hitch cover assembly, which includes an inflatable object capable of withstanding about 2000 pounds per square inch internal pressure, a first attachment plate disposed within the inflatable object, a second attachment plate disposed in physical contact with but external to the inflatable object, a housing comprising a plurality of threaded apertures extending therethrough and dimensioned to be received by a trailer hitch receiver, where a corresponding plurality of threaded members are attached to the first attachment plate, extend outwardly from the first attachment plate through a surface of the inflatable object, extend through the second attachment plate, and intermesh with the plurality of threaded apertures.

Abstract: A trailer hitch security system for blocking access to a trailer hitch, includes a breach-resistant enclosure within which is positioned hitch engagement means (such as a hitch ball). A locking rod is configured for extending through orifices formed in the enclosure, for reversibly locking into position, and, when in-place, preventing removal of any engaged trailer hitch. Shrouds surround the orifices to prevent access to the termini of the locking rod to further impede tampering or attempted removal of the locking rod.

Abstract: A disclosed trailer hitch device includes an upper member to restrain the movement of the trailer hitch and a lower member to connect to the upper member and to connect to a vehicle. The upper member is rotatably connected to the lower member. The upper member is substantially U-shaped. The lower member is also substantially U-shaped and substantially symmetrical to the upper member. The upper and lower members include a respective side section, a respective arm section and a respective connecting plate configured to restrain the upper member from rotating with respect to the lower member. The upper connecting plate is connected to the lower connecting plate with a fastening device. A single component step washer includes a flanging washer concentric with a collar washer, the flanging washer comprising a ball mounting surface. The collar washer is configured to fit rotatably inside the hitching aperture of the lower member.

Abstract: The invention relates to a trailer coupling for a motor vehicle (11), in particular a passenger car, comprising a retainer (20), which is arranged on or can be fastened to the motor vehicle (11), and a retainer part (30), which can be detachably fastened to the retainer (20) and which has a retainer insertion projection (33) for inserting into a retainer insertion receptacle (24) of the retainer (20), wherein the retainer part (30) has an integrated locking device (70) having at least one locking body (71) and has an actuation body (73), which is supported in the retainer part (30) so as to be movable in order to actuate the at least one locking body (71) into a locking position (R), wherein the at least one locking body (71) interlockingly engages in a locking receptacle (72) on the retainer (20) in the locking position (R) and is moved out of the locking receptacle (72) in a detaching position (L), the retainer insertion projection (33) of the retainer part (30) therefore being interlockingly locked in the

Abstract: A cover plate assembly for a vehicle, characterized in that it includes:—a cover plate provided with a flat plate-like main body of the cover plate; and—a counter-part provided with a plate-like main body of the counter-part, the counter-part main body having a through-hole matching with the shape of the cover plate main body, and two guide plates projecting in the through-hole area and supporting the cover plate main body thereunder; wherein the cover plate assembly is in drawer structure, the cover plate being configured to be assembled to the counter-part by sliding along the guide plates. The cover plate assembly in drawer structure is simply structured, low in cost and easy to operate.

Abstract: A tow hook step assembly having a step and hook combination that attaches to current bumpers or other vehicle components with “D” ring brackets. When not in tow position, the assembly acts as a heavy duty step in a step mode position. When towing is desired, the assembly automatically rotates into the towing mode position. The step is adjustable to accommodate any vehicle applications. An accessory access area is also provided to connect any accessories when desired.

Abstract: A trailer tongue assembly includes a tongue body, a ball clamp, an actuating device, and a control unit. The tongue body is coupled to a frame and includes a ball socket that defines a socket volume. The ball clamp is located within the tongue body and translates internally within the tongue body so as to selectively protrude into and out of the socket volume. The actuating device is in communication with the ball clamp and is configured to position the ball clamp within the socket volume. The control unit is in communication with the actuating device and is configured to regulate the operation of the actuating device. In all, the tongue body surrounds the ball clamp, the actuating device and the control unit.

Abstract: A cushioned protection device may protect a tailgate of a tow vehicle from damage from a trailer. The cushioned protection device may be made from a polyethylene foam block having an internal cavity sized to fit snugly around a top portion of a crank jack attached to the trailer.

Abstract: A hitch cushion system for inhibiting a vehicle from being damaged while backing toward a trailer includes a trailer that has a ball receiver. A cushion unit is removably coupled to the ball receiver and the cushion unit extends outwardly beyond a perimeter of the ball receiver. In this way the cushion unit inhibits a vehicle from striking the ball receiver when the vehicle is backing toward the ball receiver. The cushion unit is substantially comprised of a resiliently compressible material to inhibit the vehicle from being damaged when the vehicle contacts the cushion unit.

Abstract: A safety device for attachment to a ball mount of a trailer hitch is provided, the safety device comprising: a tower, the tower including a housing, the housing including a front, a back and a central aperture; a tongue, the tongue slidably mounted in the housing normal to the tower and including a distal end, a proximal end, an underside, a top and at least two tongue apertures, the tongue apertures extending between the underside and the top; and a pin, the pin releasably retained in the central aperture and one tongue aperture to releasably retain the retention tongue in a position. A combination for retaining a trailer socket and a trailer hitch assembly are also provided. A method of releasably retaining a trailer on a trailer hitch is further provided.

Abstract: A hitch ball mount is shown and described. The hitch ball mount may include a generally tubular body having first and second end portions, the first end portion engageable with a hitch receiver of a towing vehicle, and a drop portion monolithic with the tubular body and formed between the first and second end portions of the tubular member. The hitch ball mount may further include a hitch ball mounting portion monolithic with the drop portion and tubular body, the hitch ball mounting portion formed at the second end portion of the tubular member and extending from the drop portion, where a hitch ball is selectively attachable to the hitch ball mounting portion.

Abstract: A trailer hitch spring bar cover system for providing clean and safe storage of a trailer weight distribution system including spring bars and towing balls. The cover for a trailer weight distribution spring bar generally includes a first body and a second body movably connected to the first body. Each of the bodies have a first end, a second end, a perimeter edge, a cavity, and a cutout near an end of the body. The cover has an opened state adapted to receive or remove a greased portion of the spring bar. The cover also has a closed state to substantially enclose a greased portion of the spring bar.

Abstract: A cover set for a vehicle hitch ball configured to be secured to and protect the vehicle ball, the cover set having a first and a second U-bolt; a cover having a left face, a right face, a top face, a front face, an open bottom, and a back face having a center hole configured to allow at least a portion of at least a standard vehicle hitch ball to fit within the center hole, a pair of upper back face holes proximate to the top face, a pair of lower back face holes proximate to the open bottom, each hole of the pair of lower back face holes being configured to allow passage of a bolt for securing the U-bolt around a vehicle hitch ball neck portion, and a back face cutout along a bottom edge of the back face for conforming to a vehicle hitch ball mount.

Abstract: A jack lock has a hinged jack enclosure that encompasses a trailer jack. In a first restraining position the jack enclosure prevents a trailer jack from retracting to an transport position. In a second releasing position the jack lock may be easily and quickly removed from the jack. To further deter theft, a tongue arm is unitarily fabricated with and extends from the jack enclosure. The tongue arm runs under a trailer ball receiver, and terminates with a hitch stop that wraps around the ball receiver to block a land vehicle from accessing the trailer coupler. A lock selectively holds the jack enclosure closed to prevent the trailer jack from retracting, but when unlocked permits the jack enclosure to be removed from the trailer jack. Removal of the jack enclosure will also remove the hitch stop from blocking the ball receiver. A lock enclosure prevents access to the locking mechanisms.

Abstract: In order to provide a coupling unit for a trailer coupling of a motor vehicle comprising a coupling ball and a coupling ball carrier carrying the coupling ball with the aid of which the loads effective thereon when in use can be detected in a reliable and simple manner, it is proposed that the coupling unit comprise a load-bearing structure which engages around a channel extending parallel to an axis, and that a reference finger extending from a first end to a second end in a longitudinal direction approximately parallel to the axis be arranged in the channel, wherein said finger is fixed at the first end such as to be static relative to the load-bearing structure and extends such as to be free from deformations of the load-bearing structure up to the second end, and wherein the second end cooperates with a sensor unit which detects a relative position of the second end relative to a region of the load-bearing structure engaging around it.

Abstract: Provided is a trailer hitch coupler locking device for preventing the unauthorized use or theft of the trailer when stored or otherwise unattended. The locking device includes a lock mechanism configured to move a ratchet member from a first position where the ratchet member is engaged with an elongate member to a second position away from the elongate member where the members are disengaged. The elongate member is movable from a first position where an end of the elongate member is proximate a hitch ball to hold a trailer socket between the end of the elongate member and the hitch ball, and a second position where the end of the elongate member is spaced from the hitch ball to allow the trailer socket to be moved away from the locking device.

Abstract: A trailer lock system may enclose and secure a bumper or 5th wheel trailer hitch. The trailer lock system can have at least a first housing that is configured to engage a second housing to enclose a portion of a hitch. The second housing can support a first protrusion that extends at least six inches from the second housing to prevent the hitch from connecting to a vehicle.

Abstract: A safety device 100 for a hitch assembly 10 is provided, the safety device 100 containing a cover member or hitch clip 20 for securing a retainer pin 18 of the hitch assembly 10.

Abstract: The invention pertains to a connecting device for connecting a first structural component and a second structural component that can be moved relative to the first structural component in an articulated fashion such that three rotatory degrees of freedom are provided.

Abstract: A clamp assembly for coupling an auxiliary line to a marine riser includes a clamp body having a central axis and an interface radially spaced from the central axis and a clamp cap having an interface configured to be inserted axially into the interface of the clamp body, wherein the clamp body is configured to clamp to the marine riser, and the clamp body and clamp cap are configured to retain the auxiliary line in an aperture formed between the interface of the clamp body and the interface of the clamp cap.

Abstract: A vehicle hitch cover for covering a hitch ball of a vehicle hitch is disclosed, the hitch cover including a ball cover portion for concealing the hitch ball and a secondary cover portion providing a mount for the ball cover portion. The ball cover portion includes at least one movable cover that is movable relative to the hitch ball of the vehicle hitch. The at least one movable cover is movable between a closed position for fully covering and concealing the hitch ball and an opened position for exposing the hitch ball. The secondary cover portion is in turn removably attached to the vehicle hitch.

Abstract: A cover device for covering an opening in a bumper for a motor vehicle is provided, which can be used as a passage for a detachable trailer hitch component, features a frame that forms an opening and a cover part to cover the opening of the frame.

Abstract: A folding hitch assembly, system, and method includes two opposed sides plates and a vehicle shank secured partially between the two opposed sides plates and extends outward therefrom. A support ledge is secured between the two opposed side plates and a support bar is secured between the two opposed side plates in a position intermediate the pivot holes and the vehicle shank. An accessory shank is pivotable about a pivot point between a first position at least partially defined by engagement of the accessory shank with the support ledge and a second position at least partially defined by engagement of the accessory shank with the support ledge and a support bar, a first pair of retention holes are configured to receive a retention rod to lock the accessory shank in one of the first and second position.

Abstract: A universal trailer lock including an upper housing, a lower housing, a lock barrel set and a latch. A limit separator is further included, wherein the limit separator is provided to embed into a limiting groove of the upper housing. By the composition of above structure, the universal trailer lock may applied to trailer couplers with different specifications for effectively prevent trailers from being stolen.

Abstract: An adjustable trailer hitch security apparatus for use with an adjustable trailer hitch assembly to selectively cover the side holes of the hitch assembly's hitch mount, thereby preventing unauthorized access to the fastening system used to secure a trailer connection to the hitch mount comprises a moving cover portion connected to a fixed attachment portion. The cover portion is defined by a rectangular box shaped, hollow housing having an open elongated side opposite an elongated side wall and an open bottom side opposite an top side wall. The attachment portion is defined by a rectangular plate body having a top lip and a bottom lip, with a plurality of attachment apertures in its body. The cover portion is hinged to the attachment portion, enabling it to rotate from a open position to a closed position in which the cover portion and the attachment portion form a rectangular enclosure.