Abstract: A hand-propelled or vehicle-towed convertible deer cart incorporates side walls that are locked vertically when collapsed to a first geometry of very small size for storage and transport, and also when readily reconfigured for use as a larger transport cart or trailer. When further reconfigured for use as a hunting stand, the side walls are pivoted from vertical to horizontal and form a part of a larger platform in combination with the cart bed. A pair of ladders may be stored within the cart bed when configured as a transport cart. The ladders are pivoted about their longitudinal axis to convert to the larger transport cart, and then extended to full-length ladders in the hunting stand geometry.

Abstract: A tactical breaching demonstration trailer includes: a) a trailer unit having a frame, at least one axle, at least two wheels, a hitch and a flatbed; b) a breaching cage for tactical breaching demonstration, the cage being connected to the flatbed of the trailer unit, the breaching cage having a cage frame creating at least one front wall frame having a doorway and having a door hingedly connected to the doorway with hinges so as to open inwardly when not latched, the door and doorway having a door latching mechanism to prevent the door from being swung open on the hinges, the latching mechanism including a breakaway feature to yield when the door is battered with a tactical ram; and, c) breaching cage support connected to at least one of the breaching cage and the flatbed and adapted to support the breaching cage in an upright position relative to the flatbed. In some embodiments, the cage is collapsible and/or removable.

Abstract: An apparatus for a hunter. The apparatus has a preformed body with a plurality of adjustable supports to brace the body in an upright position. The apparatus has removable wheels and is foldable for transport. It may be pulled over land or ice. Accessories are an overhead awning and a removable side skirt. The apparatus is easily assembled.

Abstract: An apparatus which can be configured to be a trailer and a shed including a trailer frame, a trailer hitch arm collapsably connected to the trailer frame, a floor attached substantially planar with the frame, at least two side walls connected to the floor, wherein the walls are arranged perpendicular to the floor, at least one door attached to one of the side walls by a first hinge, a tailgate attached to the trailer by a second hinge, wherein the tailgate provides a substantially planar surface that can function as a floor for the shed and a tailgate for the trailer and an axle having at least two wheels, the axle pivotably connected to the trailer frame, wherein the axle pivots into a down position to provide the trailer with an extended axle and wheels, and the axle pivots into an up position to provide the trailer with a substantially planar base with a retracted axle and wheels.

Abstract: A tube shaped cargo container and method of manufacture. The cargo container is manufactured by a process that includes pultruding or extruding a seamless container with two sides, a roof, and a floor. Doors, landing gear, structural supports, another side, and a wheel assembly may be added after the pultrusion/extrusion process. The cargo container may include rounded side/floor and side/roof connections. The cargo container may include one or two rounded ends.

Abstract: A multi-purpose trailer provides further utility by being easily configurable in a carrying orientation, a drive-on loading orientation, and a storage orientation. The storage orientation is capable of near vertical storage, thus taking up very limited amounts of floor space in a garage or storage area. The drive-on loading orientation provides a ramped portion which easily accommodates the loading of wheeled vehicles without the need for additional ramp components or members. Further, mechanisms are provided to easily adjust between the various orientations including hydraulically lifting from a loading orientation to a transport orientation. To provide additional utility, provisions are made on the trailer surface for the attachment of multiple modular accessories.

Abstract: A safety trailer has semi-tractor hitches at both ends and a safety wall that is fixed to one side of the trailer. That side, however, can be changed to the right or left side of the road, depending on the end to which the truck attaches. A caboose can be attached at the end of the trailer opposite the tractor to provide additional lighting and impact protection. Optionally, the trailer can be equipped with overhead protection, lighting, ventilation, onboard hydraulics, compressors, generators and other equipment, as well as related fuel, water, storage and restroom facilities and other amenities.

Abstract: A folding trailer suitable for being towed behind a vehicle includes a platform having a center section, a forward section, and a rearward section. A first hinge element engages the center section and the forward section and has a first rotational centerline that is above the center section. The first hinge element enables the forward section to be folded relative to the center section. A second hinge element engages the center section and the rearward section and has a second rotational centerline. The second rotational centerline is longitudinally spaced apart from the first rotational centerline and above the center section. The second rotational centerline is vertically offset from the first rotational centerline and enables the rearward section to be folded relative to the center section. The rearward section engages the second hinge element for rotation about the second rotational centerline relative to the center section.

Abstract: A removable trailer hitch security system, comprising a housing assembly. The housing assembly comprises first and second ends and at least first, second, third, and fourth walls. The first and second walls comprise first holes that align. The first holes having first cooperative dimensions and shape to receive a first locking pin therethrough. The first end receives a hitch of a trailer assembly. A male member protrudes from the second end. The male member has a distal end. The male member further comprises fifth, sixth, seventh, and eighth walls. The fifth and sixth walls comprises second holes that align. The second holes have second cooperative dimensions and shape to receive a second locking pin therethrough. The distal end inserts into a hitch receiver of a vehicle assembly. The present invention further comprises first and second cable assemblies and an electrical system.

Abstract: A sport trailer including a center load supporting rail, wheels, mounting assemblies for the wheels, and a stowable towing tongue, the wheel mounting assemblies include a shock absorber connected to each wheel and to a bifurcated strut that extends outward from the center rail. Upper and lower dual swing arms pivot and extend from the center rail to a mounting bracket attached to the wheels. The upper swing arms are shorter than the lower swing arms to achieve negative camber. The towing tongue is removably received within an inner channel of the center rail and telescopes relative to the center rail to achieve different length configurations of the trailer. A rear tongue is removably received within the center rail inner channel at the back end of the trailer. The rear tongue telescopes relative to the center rail and includes a taillight assembly.

Abstract: An apparatus and system are disclosed for an expandable trailer. The apparatus, in one embodiment, is an expandable trailer that lengthens from a compact position to one of a plurality of extended positions. The trailer may comprise an axle assembly to mount a plurality of wheels, a frame having a front and a back, and an extension mechanism configured to lengthen the frame from a compact position to one of a plurality of extended positions, such that the front extends a front distance from the axle assembly and the back extends a rear distance from the axle assembly. The extension mechanism further maintains a proportionally greater front distance than the rear distance. As a result, the expandable trailer provides a properly distributed load-bearing area, with respect to the axle assembly, in the compact position as well as the various extended positions.

Abstract: A trailer which can be used to tow a vehicle and which can be towed by the same vehicle while that vehicle is inside the trailer and lowered down to ground level.

Abstract: An improved foldable frame trailer cart includes a generally rectangular base frame having forward and rearward sections hingedly connected to one another and a trailer tongue mounted on and extending forwardly from the forward section of the generally rectangular base frame, the trailer tongue including a hinge operative to permit the rear portion of the trailer tongue to be pivoted relative to the front portion thereof. Left and right rear wheels are rotatably mounted within left and right wheel support frames, and the left and right wheel support frames are releasably pivotably mounted on the rearward section of the generally rectangular base frame such that the left and right wheel support frames are pivotable relative to the generally rectangular base frame between a non-ground-engaging transport position and a ground-engaging use position.

Abstract: A mobile coiled tubing rig for the drilling and workover of wells is designed to have a control room for the coiled tubing rig positioned within a tank at the forward end of the rig during transport. The control room, stored in the empty tank during transit, is selectably elevated out of the tank to its working position during rig operation. When the control room is elevated, the operator or operators of the coiled tubing rig can see the coiled tubing storage wheel and the coiled tubing injector.

Abstract: A collapsible trailer and method for use of the same are disclosed. In one embodiment, the collapsible trailer includes a jointed lattice-work frame of scissor linkages which in the expanded position provide an open enclosure for transporting the load. Two orthogonally positioned collapsible crossbars span the open enclosure and releasably engage the lattice-work frame. A meshed netting is superposed to the collapsible crossbars and releasably coupled to the lattice-work frame. The collapsible trailer may be configured in a collapsed position for easy storage when not in use by removing the meshed netting, releasing the collapsible crossbars, and slidably collapsing the collapsible crossbars lengthwise and width wise in an accordion fashion.

Abstract: The proposed invention is intended to provide Golf players with an easy to use, effective and economical solution that allow the player to decide at any time during the game, whether to walk or to ride; this flexibility is the main value of this idea. Basically the idea is to add a wheeled platform to an electric golf cart enabled to steer by varying the power to the wheel; the result will be a sort of modern “chariot ”: a two-wheeled platform drawn by an electric golf cart. The player will be able to ride on the platform or to walk as usual, accordingly with his/her wish. The platform can be lifted at any time with just one hand.

Abstract: A trailer includes a pair of wheels rotatably coupled to a trailer frame. A motor is operable to provide drive torque to at least one of the wheels. The energy storage device is mounted to the frame and operable to selectively provide energy to the motor. A load sensor is operable to output a signal indicative of the magnitude of a load being transferred between the trailer and a tow vehicle. A controller is operable to generate control signals in response to the sensor signal. The control signals control operation of the motor.

Abstract: A carrying trailer for use with bicycles includes a spine, a plurality of branch members and a wheel. The spine has a connecting portion at one end thereof which is adapted to couple to a bicycle. Each branch member has a ring and a supporting arm. The ring is rotatably mounted around the spine. One end of the supporting arm is fixed to an outer radial surface of the ring and the other end thereof extends away from an axis of the ring, with the supporting arm extending in a radial direction of the ring. The wheel pivotably couples to the other end of the spine. Consequently, positions of the branch members on the spine can be adjust to form a loading plane, or to stack the supporting arms of the branch members up at the same side of the spine for reducing storage space.

Abstract: Modular trailer for motor vehicles, with frame stretched length and width, doubling its floor space without changing the front angle of the coupling tongue (9). The frame consists of four channel side rails of identical length (1) and (2), two to two coupled, for carrying the extensions that slide in, one on one side (front) (3) the other on the opposite side (back) (4) and five cross members (5) on which nest and slide on both sides the 2 additional extension members (6) to allow so the width variation of the chassis. The change of the axle works is made on the same way. (7) and (8). The coupling tongue receives an extension on each arm. It allows the transport of raw materials (when it is folded), or large but light material (eg insulation wall plates . . . ) In the deployed versions deployed, it allows transporting a motorcycle or a boat if the chassis receives the appropriate accessories; its look is completely changed if the frame receives a composite body.

Abstract: An assembly and method for adapting a baby stroller to better travel over unstable ground, such as sand. A sledge is provided that has a top surface and a bottom surface. The bottom surface is flat with a beveled front end that enables the sledge to be easily pulled over sand or mud. Retention features, such as semi-cylindrical depressions, are formed in the top surface of the sledge. The retention features enable a baby stroller to be placed atop the sledge without rolling off. Once the wheels of the stroller are attached to the sledge, the sledge can be pulled through sand and mud more easily. The sledge may be supported by wide wheels to help the sledge roll over unstable ground. Furthermore, the sledge may be collapsible so that it can be easily stored when not in use.

Abstract: A trailer includes a coupling to attach the trailer to a tractor, and a frame attached to the coupling. The frame is positionable as a single unit about a container such that the frame can be attached to the container in four regions of the container to lift the container. The trailer has road wheels for long-haul transportation over road systems. The trailer frame can be positioned about the container by laterally expanding and retracting, pivoting about a horizontal axis, and pivoting about a vertical axis.

Abstract: A tactical breaching demonstration trailer includes: a) a trailer unit having a frame, at least one axle, at least two wheels, a hitch and a flatbed; b) a breaching cage for tactical breaching demonstration, the cage being connected to the flatbed of the trailer unit, the breaching cage having a cage frame creating at least one front wall frame having a doorway and having a door hingedly connected to the doorway with hinges so as to open inwardly when not latched, the door and doorway having a door latching mechanism to prevent the door from being swung open on the hinges, the latching mechanism including a breakaway feature to yield when the door is battered with a tactical ram; and, c) breaching cage support connected to at least one of the breaching cage and the flatbed and adapted to support the breaching cage in an upright position relative to the flatbed. In some embodiments, the cage is collapsible and/or removable.

Abstract: A frameless modular trailer for towing behind a motor vehicle is provided. The trailer is made of slidably coupled extrusions for easy assembly. The front and side panels include a protrusion on the top surface. This protrusion allows for the stacking of additional panels for vary the height of the trailer. Additionally, one of a variety of top panels may be stacked on the front and side panels to multiple configurations for securing objects within the trailer.

Abstract: A device that serves multiple purposes by being transformable between various states. In one state, the device operates as a cart such as is typical for transporting items to the beach for fishing or sunbathing. In another state, the device operates as a chair with a back to provide seating for a user. Finally, the device can also be adjusted to a storage state which decreases its size for easy storage. The device can be adjusted between the various states without having to use tools or without having to worry about storing, securing or keeping track of a bunch of lose parts. The device is particular well suited for fishing and can include fishing pole holders, a shade panel and cup holders.

Abstract: A foldable trailer is disclosed having the folding means provided by a winch that operates in conjunction with a lifting member enabling the trailer to be winched into an upright position for storage. The load bearing surface can be made of one section or two sections that fold together to allow for more compact storage. Through the lifting member the winch provides upward motion of the front of the load bearing surface while simultaneously causing the hingeably attached tongue to fold downward; continued winching will result in a vertically folded and storable position. The invention may be applied to a tilting trailer.

Abstract: A collapsible trailer has a trailer frame adapted to support a boat or marine vessel, the trailer frame including at least one longitudinal member and at least a pair of transverse members and at least two wheels, the wheels removably associated with opposed ends of a first of the pair of transverse members and marine vessel support means removably associated with the other of the pair of transverse members wherein the trailer frame is adapted to assume a use condition with the wheels attached for supporting a boat or marine vessel on the trailer and a collapsed condition with the wheels removed in which the trailer occupies less space than in the use condition.

Abstract: A trailer with interchangeable cargo specific pods positionable into alignment with a flatbed of the trailer and including fasteners in vertical alignment with fasteners of the trailer. The cargo specific pods may carry cargo such as bicycles, kayaks, canoes, skis, sailboats, skidoos, luggage, seadoos, surfboards, livestock, scoreboards, advertising panels, rowing sculls, contractor's equipment, camping units, and camper trailer pods. One or more pods may be placed on the flatbed at a time for transport by the trailer. One cargo pod includes doors to allow for easy access to cargo. A bicycle pod includes an arrangement of inclined grooved supports for receiving bicycle tires. Sets of hooks may be staggered in height from highest to lowest. Each grooved support includes a hook for hooking about a bicycle tire. A watercraft pod comprises a ladder assembly having opposing ladder towers, each tower including at least one support formed from a rung which pairs with an opposing rung.

Abstract: Dollies and methods of using dollies can include a platform configured to hold items for transport, a support frame adjacent the platform, an actuation mechanism coupled to the support frame, and a moveable gate coupled to the support frame and configured to be moved from a closed position to an open position in response to the triggering of the actuation mechanism by force applied by a user. The moveable gate can comprise a rotatable shaft disposed at an end of the moveable gate and extending within an opening, wherein the moveable gate is configured to move with the rotatable shaft as the shaft rotates within the opening, and at least one counterweight coupled to the moveable gate and positioned to assist in the movement of the gate to the open position in response to the triggering of the actuation mechanism.

Abstract: The invention concerns a road trailer whose frame consists of profiles having a fin to support the floor and grooves on their upper and lower faces able to retain in rotation bolt heads and the lower edges of sidewalls (10). The side members and cross bars are joined by corner pieces which have a vertical orifice to receive the lower end of a post (9) comprising orthogonal grooves housing the side edges of the sidewalls (10). The corner pieces (30) have two perpendicular arms respectively fitted into the adjacent ends of profiles forming the frame. Mounting of the elements requires little tooling.

Abstract: A trailer 10 having a trailer assembly 20 which is adapted to be deployed on a tongue 12 and which provides a storage box 170 and a container 180.

Abstract: A collapsible trailer apparatus which can be used in an extended length and stored in a collapsed and/or partially disassembled state. End members slideably fit within frame tubes and offer telescoping length choice of the apparatus. Side rails are removable, as are side panels. Side rails and side panels are available in varied length choices. The tongue is slideably fitted and adjustable in length. Prop legs are provided for upright storage. No tools are required for assembly, disassembly, or use.

Abstract: In one embodiment, a safety trailer has semi-tractor hitches at both ends and a safety wall that is fixed to one side of the trailer. That side, however, can be changed to the right or left side of the road, depending on the end to which the truck attaches. A caboose can be attached at the end of the trailer opposite the tractor to provide additional lighting and impact protection. Optionally, the trailer can be equipped with overhead protection, lighting, ventilation, onboard hydraulics, compressors, generators and other equipment, as well as related fuel, water, storage and restroom facilities and other amenities.

Abstract: The present invention is directed to a trailer comprising a platform supported by a hitch assembly and at least one wheel assembly. The hitch assembly is for rigid attachment to a vehicle. A vertical guide mechanism connects the platform to the hitch assembly. The vertical guide mechanism includes a first vertical guide element capable of moving parallel to a second vertical guide element. The first vertical guide element is mounted to the platform and the second vertical guide element is mounted to the hitch assembly. A lifting mechanism is integrated with the vertical guide mechanism for raising and lowering the platform. When the platform is raised and lowered to the ground, the platform remains substantially parallel with the ground.

Abstract: Apparatus and methods for propelling a multiple-wheeled golf bag cart over a terrain are described. In one embodiment, the apparatus is configured to be attached to a handle of the golf bag cart and further configured to be attached to the waist of a golfer. The apparatus includes a belt member for attachment to the waist of the golfer, a deformable member configured to be disposed between the cart handle and the belt member for controlling movement of the cart while the cart is being towed, and a mounting member for attachment to the handle for connecting the deformable member to the handle.

Abstract: A ride-on operator platform or sulky is used in connection with a small self-propelled loader to provide a support for an operator. The operator platform is pivotally mounted to the loader about a generally horizontal axis, and has a rear support engaging the surface over which the loader is operating to maintain the operator platform at a desired position relative to the surface. The upward pivoting of rear portions of the operator platform is limited by stop members, and substantial downward pivoting is permitted.

Abstract: An invention is provided which comprises a welding carriage having a base, rear wheel assemblies disposed at one end of the base, a first front wheel assembly attachment member disposed on a second side of the base, and a first front wheel assembly configured to removably engage with the front wheel assembly attachment member to securely couple with the base. The welding carriage may also include a second front wheel assembly attachment member disposed on a second side of the base, and a second front wheel assembly configured to removably engage with at least the at least one front wheel assembly attachment member to securely couple with the base. The carriage may also include at least two welding attachment portions, where both welding attachment portions have the same cross-sectional characteristics.

Abstract: A pedestrian trailer is disclosed. An illustrative embodiment of the pedestrian trailer includes a towing belt, a hitch coupling provided on the towing belt and a wheeled trailer frame detachably coupled to the hitch coupling and having a trailer interior.

Abstract: A utility trailer for transporting and processing lumber, pipe and other materials. The utility trailer includes a trailer frame for carrying the materials and a workstation is pivotally mounted on the trailer frame for processing the materials. The workstation is pivotal between a folded configuration adjacent to the trailer frame for storage and/or transport and a deployed, functional configuration extending from the trailer frame. One or more lockers or cabinets may be provided, with both interior and exterior access. A removable gate may also close the rear end of the utility trailer and a pair of ramps are stored in ramp housings on both sides of the utility trailer for deployment at the rear of the utility trailer.

Abstract: A folding trailer may be capable of moving between a use position and a storage position. The folding trailer may include an axle that is capable of moving between a first position in which the axle is generally aligned along an axis and a second position in which the axle is disposed in a folded configuration. The folding trailer may also include a towing arm that is movable between an extended position in which a portion of the towing arm extends beyond the front portion of the frame to facilitate attached to a towing vehicle and a collapsed position in which the towing arm is at least substantially disposed underneath the frame. In addition, the trailer may include an adjustment assembly that is sized and configured to adjust the position of the axle between the first and second positions, and adjust the position of the towing arm between the extended and collapsed positions. Advantageously, the adjustment assembly may have different configurations and arrangements.

Abstract: A convertible tow dolly supported upon a towing vehicle when in an elevated and non-use position. The dolly includes an elongated tubular support having a first end pivotally secured to a first bracket fixedly engaged to a hitch associated with a towing vehicle. A wheeled and crosswise extending portion exhibits a secondary bracket which is pivotally secured a second end of the elongated tubular support and which is locked into position to prevent up and down articulation relative to the brackets and for supporting a towed vehicle upon the crosswise extending portion in a use position. The elongated support is unlocked at the brackets, such as by removal of first and second clevis pins, to permit folding about the first and second pivotal connections and in a direction towards the towing vehicle, concurrent with elevating the wheeled and crosswise extending portion to a subsequently locked and non-use position.

Abstract: A trailer 10 includes a frame (12) having a central axis (14) spaced between rear wheels. A plurality of storage supports (20) are supported on the trailer frame, with each storage support supporting a plurality of objects thereon. A carousel assembly (24) rotates the plurality of storage supports, and may be raised and lowered. A locking mechanism (180) is provided for engaging the carousel to prevent the carousel from inadvertently moving to the lowered position. A tire support mechanism (210) includes an elongate restraint engaging an upright tire when a ratchet mechanism renders a flexible member taut.

Abstract: An apparatus comprising a front flatbed trailer section, a rear flatbed trailer section, a first support assembly carried by one of the front and rear flatbed trailer sections, and wherein the first support assembly at least partially disengages the other of the front and rear flatbed trailer sections. A method of extending a trailer comprising the steps of providing a first flatbed trailer section and a second flatbed trailer section with a slide member and a first support assembly, displacing the first support assembly in a first direction, separating the first and second flatbed trailer sections in a vertical direction, and moving one of the first and second flatbed trailer sections in a horizontal direction relative to the other of the first and second flatbed trailer sections.

Abstract: A collapsible patient supporting carrier configured as either a backboard or a stretcher for being pulled or towed behind a person, animal or vehicle, such as a bicycle, motorcycle, snow mobile or jet ski. The carrier comprises a plurality of support sections interconnected by connecting mechanisms that are configured to selectively place the carrier in a collapsed condition having a support surface for carrying medical supplies or an extended condition for transporting an injured person. Each support section is made up of a frame and one or more support members, such as a rigid plate or a somewhat flexible material, attached to the frame. The forward end of the carrier has a tow connector member to connect to a tow member for towing. Transport members, such as wheels, skis or a floatation member, are operatively connected near the second end of the carrier to facilitate movement over a surface.

Abstract: A trailer having retractable wheels. A lock-out mechanism is provided that prevents the trailer from being connected to a vehicle when the wheels are in the retracted position. The lock-out mechanism may also be configured to prevent movement of the wheels to the retracted position when the trailer is connected to a vehicle.

Abstract: A pull cart comprising a frame (H, 12, 13, 14), a flexible carrier structure (20) connected to the frame, and a suspension (30, 31) connected to the frame. The frame comprises a first (11) and a second (12) substantially U-shaped frame part. The suspension comprises a first suspension part (30) connected to the first frame part and a second suspension part (31) connected to second frame part. The first frame part can hinge relative to at least the second frame part about an axis (3) extending substantially parallel to the bottom of its U-shape. In a folded-out operative condition, on the one side, the suspension is connected to the frame such that forces introduced through the first and second suspension parts force the first and second frame parts apart, and, on the other side, the flexible carrier structure connects the first and second U-shaped frame parts such that the first and second frame parts are prevented from pivoting beyond said folded-out position.

Abstract: Disclosed is a portable and adjustable trailer assembly that allows for easy assembling and de-assembling, foldability, portability, requiring small storage space, multi-functional utility, retrofittable to various vehicles, and at the same time light weight and cost effective. It comprises a frame assembly having a frame portion with front and rear ends, pivotally and hingedly coupled at its rear end to a first end of a platform portion, a second end of the platform portion coupled to a rear beam, the portions being releaseably locked with each other and folds out to configure a lateral plane when in operation, a wheel assembly mechanically coupled to the platform portion at its underneath; and a detachable and lockable drawbar assembly having first and second ends, mechanically coupled to the frame assembly at the first end and having means to connect to a tow vehicle at the second end.

Abstract: A folding trailer may include a front deck and a rear deck that may be folded together into a compact configuration. The trailer may include a folding mechanism having a support base on opposing sides of the trailer. The support base may include one or more casters for supporting the trailer in a folded configuration and allowing the trailer to be easily moved. The folding mechanism may include a linkage structure which moves the support base into position when the trailer is folded and facilitate folding of the front and rear decks together.

Abstract: The invention relates to a trailer of the type adapted to be folded from an expanded state to a compact state. The trail includes a central chassis portion (16) with pivot means (42) at longitudinal ends thereof, as well as a front (20) and rear (18) chassis portion pivotally connected to the central chassis portion (16) through respective front and rear pivot means. When the trailer is in the expanded state, the front chassis portion, rear chassis portion and central chassis portion extend in a substantially horizontal plane and when the trailer is in the compact state, the front chassis portion and rear chassis portion extend substantially perpendicularly to the central chassis portion. In this state at least one of the front or rear chassis portions extend at least partially below the central chassis portion to thereby assist in stabilising the trailer in the compact state.

Abstract: A frame configuration that is particularly adaptable for use on a trailer such that the frame configuration is operable in both a tilt mode of operation and a dump mode of operation. An actuating mechanism includes a linear actuator that is supported on the frame by a bracket and a yoke that connects to a load bed to power the vertical movement of the load bed in both tilt and dump functions. The linear actuator is pivotally mounted to permit a re-positioning of the actuator into an inoperative position. The frame configuration is provided with an articulated tilt frame in which the tongue is pivoted thereto allowing the load bed to pivot about a tilt axis which can coincide with the wheel axis of the trailer. The bed frame can be locked to the tilt frame for tilting upon articulation with the tongue, while a disconnection of the bed frame from the tilt frame enables the bed frame to pivot about the dump axis to provide a dump function in addition to the tilt function.

Abstract: A mobile coiled tubing rig for the drilling and workover of wells is designed to have a control room for the coiled tubing rig positioned within a tank at the forward end of the rig during transport. The control room, stored in the empty tank during transit, is selectably elevated out of the tank to its working position during rig operation When the control room is elevated, the operator or operators of the coiled tubing rig can see the coiled tubing storage wheel and the coiled tubing injector.